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Code re-formatting

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This commit is contained in:
Artur Meski
2019-02-23 14:41:36 +00:00
parent 59cbc00e7f
commit c3a19d81dc
21 changed files with 1333 additions and 1016 deletions
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5
colour.py
View File

@@ -10,18 +10,23 @@ C_UNDERLINE = '\033[4m'
C_MARK_INFO = C_BOLD + "[" + C_GREEN + "*" + C_ENDC + C_BOLD + "]" + C_ENDC
C_MARK_ERROR = C_BOLD + "[" + C_RED + "!" + C_ENDC + C_BOLD + "]" + C_ENDC
def colour_str(col, s):
return col + s + C_ENDC
def green_str(s):
return C_GREEN + s + C_ENDC
def print_error(s):
print(C_MARK_ERROR + " " + C_RED + s + C_ENDC)
def print_info(s):
print("[" + colour_str(C_BOLD, "i") + "] {:s}".format(s))
def print_positive(s):
print("[" + colour_str(C_BOLD, "+") + "] {:s}".format(s))

27
logics/param_constr.py
View File

@@ -1,6 +1,7 @@
from enum import Enum
ParamConstraint_oper = Enum(
'ParamConstraint_oper', 'param_entity true l_and l_or l_not lt le eq ge gt')
'ParamConstraint_oper',
'param_entity true l_and l_or l_not lt le eq ge gt')
class ParamConstraint(object):
@@ -49,7 +50,8 @@ class ParamConstraint(object):
@classmethod
def f_param_ent(cls, param, entity_name):
return cls(ParamConstraint_oper.param_entity, param=param, entity=entity_name)
return cls(ParamConstraint_oper.param_entity, param=param,
entity=entity_name)
@classmethod
def f_TRUE(cls):
@@ -64,25 +66,32 @@ class ParamConstraint(object):
return cls(ParamConstraint_oper.l_not, L_oper=arg)
def __lt__(self, other):
return ParamConstraint(ParamConstraint_oper.lt, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.lt, L_oper=self, R_oper=other)
def __le__(self, other):
return ParamConstraint(ParamConstraint_oper.le, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.le, L_oper=self, R_oper=other)
def __eq__(self, other):
return ParamConstraint(ParamConstraint_oper.eq, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.eq, L_oper=self, R_oper=other)
def __ge__(self, other):
return ParamConstraint(ParamConstraint_oper.ge, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.ge, L_oper=self, R_oper=other)
def __gt__(self, other):
return ParamConstraint(ParamConstraint_oper.gt, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.gt, L_oper=self, R_oper=other)
def __and__(self, other):
return ParamConstraint(ParamConstraint_oper.l_and, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.l_and, L_oper=self, R_oper=other)
def __or__(self, other):
return ParamConstraint(ParamConstraint_oper.l_or, L_oper=self, R_oper=other)
return ParamConstraint(
ParamConstraint_oper.l_or, L_oper=self, R_oper=other)
def __invert__(self):
return ParamConstraint(ParamConstraint_oper.l_not, L_oper=self)

25
logics/param_constr_encoder.py
View File

@@ -1,6 +1,7 @@
from logics.param_constr import *
from z3 import And, Not, Or
class ParamConstr_Encoder(object):
"""Class for encoding parameter constraints"""
@@ -24,7 +25,8 @@ class ParamConstr_Encoder(object):
raise RuntimeError("param_constr is None")
if param_constr.f_type == ParamConstraint_oper.param_entity:
return self.smt_checker.get_enc_param(param_constr.param.name, param_constr.entity)
return self.smt_checker.get_enc_param(
param_constr.param.name, param_constr.entity)
if param_constr.f_type == ParamConstraint_oper.true:
return True
@@ -41,19 +43,28 @@ class ParamConstr_Encoder(object):
return Not(self.encode(param_constr.left_operand))
if param_constr.f_type == ParamConstraint_oper.lt:
return self.encode(param_constr.left_operand) < int(param_constr.right_operand)
return self.encode(
param_constr.left_operand) < int(
param_constr.right_operand)
if param_constr.f_type == ParamConstraint_oper.le:
return self.encode(param_constr.left_operand) <= int(param_constr.right_operand)
return self.encode(
param_constr.left_operand) <= int(
param_constr.right_operand)
if param_constr.f_type == ParamConstraint_oper.eq:
return self.encode(param_constr.left_operand) == int(param_constr.right_operand)
return self.encode(
param_constr.left_operand) == int(
param_constr.right_operand)
if param_constr.f_type == ParamConstraint_oper.ge:
return self.encode(param_constr.left_operand) >= int(param_constr.right_operand)
return self.encode(
param_constr.left_operand) >= int(
param_constr.right_operand)
if param_constr.f_type == ParamConstraint_oper.gt:
return self.encode(param_constr.left_operand) > int(param_constr.right_operand)
return self.encode(
param_constr.left_operand) > int(
param_constr.right_operand)
assert False, "Unsupported case {:s}".format(param_constr.f_type)

50
logics/rsltl_encoder.py
View File

@@ -1,8 +1,10 @@
from logics.rsltl import *
def simplify(x):
return x
class rsLTL_Encoder(object):
"""Class for encoding rsLTL formulae for a given smt_checker instance"""
@@ -47,8 +49,8 @@ class rsLTL_Encoder(object):
Cache for formulae encodings
"""
self.cache_hits = 0
self.enc_fcache = [{} for level in range(0,bound+1)]
self.enc_fcache_approx = [{} for level in range(0,bound+1)]
self.enc_fcache = [{} for level in range(0, bound+1)]
self.enc_fcache_approx = [{} for level in range(0, bound+1)]
def cache_save(self, formula, level, formula_encoding):
self.enc_fcache[level][formula] = formula_encoding
@@ -96,30 +98,43 @@ class rsLTL_Encoder(object):
return True
if bag_formula.f_type == BagDesc_oper.l_and:
return And(self.encode_bag(bag_formula.left_operand, level, context),
return And(
self.encode_bag(bag_formula.left_operand, level, context),
self.encode_bag(bag_formula.right_operand, level, context))
if bag_formula.f_type == BagDesc_oper.l_or:
return Or(self.encode_bag(bag_formula.left_operand, level, context),
return Or(
self.encode_bag(bag_formula.left_operand, level, context),
self.encode_bag(bag_formula.right_operand, level, context))
if bag_formula.f_type == BagDesc_oper.l_not:
return Not(self.encode_bag(bag_formula.left_operand, level, context))
return Not(self.encode_bag(
bag_formula.left_operand, level, context))
if bag_formula.f_type == BagDesc_oper.lt:
return self.encode_bag(bag_formula.left_operand, level, context) < int(bag_formula.right_operand)
return self.encode_bag(
bag_formula.left_operand, level, context) < int(
bag_formula.right_operand)
if bag_formula.f_type == BagDesc_oper.le:
return self.encode_bag(bag_formula.left_operand, level, context) <= int(bag_formula.right_operand)
return self.encode_bag(
bag_formula.left_operand, level, context) <= int(
bag_formula.right_operand)
if bag_formula.f_type == BagDesc_oper.eq:
return self.encode_bag(bag_formula.left_operand, level, context) == int(bag_formula.right_operand)
return self.encode_bag(
bag_formula.left_operand, level, context) == int(
bag_formula.right_operand)
if bag_formula.f_type == BagDesc_oper.ge:
return self.encode_bag(bag_formula.left_operand, level, context) >= int(bag_formula.right_operand)
return self.encode_bag(
bag_formula.left_operand, level, context) >= int(
bag_formula.right_operand)
if bag_formula.f_type == BagDesc_oper.gt:
return self.encode_bag(bag_formula.left_operand, level, context) > int(bag_formula.right_operand)
return self.encode_bag(
bag_formula.left_operand, level, context) > int(
bag_formula.right_operand)
assert False, "Unsupported case {:s}".format(bag_formula.f_type)
@@ -144,10 +159,12 @@ class rsLTL_Encoder(object):
enc = None
if not isinstance(formula, Formula_rsLTL):
raise NotImplementedError("Unsupported formula type: " + str(type(formula)))
raise NotImplementedError(
"Unsupported formula type: " + str(type(formula)))
if level > bound:
raise RuntimeError("level > bound. Unexpected behaviour. The encoding does not support levels higher than a bound.")
raise RuntimeError(
"level > bound. Unexpected behaviour. The encoding does not support levels higher than a bound.")
if formula.f_type == rsLTL_form_type.bag:
enc = self.encode_bag_state(formula.bag_descr, level)
@@ -187,8 +204,8 @@ class rsLTL_Encoder(object):
# level == bound
enc = False
for loop_level in range(1, bound+1):
enc = simplify(Or(enc, And(self.loop_position == loop_level,
self.encode(formula.left_operand, loop_level, bound))))
enc = simplify(Or(enc, And(self.loop_position == loop_level, self.encode(
formula.left_operand, loop_level, bound))))
enc = And(enc, self.encode_bag_ctx(formula.sub_operand, level))
enc = simplify(enc)
@@ -235,7 +252,7 @@ class rsLTL_Encoder(object):
self.encode_approx(formula, loop_level, bound),
)
))
#print(enc)
# print(enc)
enc = Or(self.encode(formula.left_operand, bound, bound),
And(
enc_loops,
@@ -372,7 +389,8 @@ class rsLTL_Encoder(object):
enc = self.encode(formula.left_operand, bound, bound)
else:
raise NotImplementedError("Unsupported operator in approximation encoding")
raise NotImplementedError(
"Unsupported operator in approximation encoding")
if enc is None:
raise RuntimeError("Encoding is NONE. Should never happen")

14
rs/context_automaton.py
View File

@@ -1,6 +1,7 @@
from sys import exit
from colour import *
class ContextAutomaton(object):
def __init__(self, reaction_system):
@@ -99,13 +100,16 @@ class ContextAutomaton(object):
print("Contexts set must be of type set or list")
if not self.is_valid_context(context_set):
raise RuntimeError("one of the entities in the context set is unknown (undefined)!")
raise RuntimeError(
"one of the entities in the context set is unknown (undefined)!")
if not self.is_state(src):
raise RuntimeError("\"" + src + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + src + "\" is an unknown (undefined) state")
if not self.is_state(dst):
raise RuntimeError("\"" + dst + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + dst + "\" is an unknown (undefined) state")
new_context_set = set()
for e in set(context_set):
@@ -113,7 +117,9 @@ class ContextAutomaton(object):
self._prod_entities |= new_context_set
self._transitions.append((self.get_state_id(src),new_context_set,self.get_state_id(dst)))
self._transitions.append(
(self.get_state_id(src),
new_context_set, self.get_state_id(dst)))
def rsset2str(self, elements):
"""Converts the set of entities ids into the string with their names"""

43
rs/context_automaton_with_concentrations.py
View File

@@ -3,13 +3,17 @@ from colour import *
from rs.context_automaton import ContextAutomaton
class ContextAutomatonWithConcentrations(ContextAutomaton):
def __init__(self, reaction_system):
super(ContextAutomatonWithConcentrations, self).__init__(reaction_system)
super(ContextAutomatonWithConcentrations,
self).__init__(reaction_system)
def is_valid_context(self, context):
if set([e for e,lvl in context]).issubset(self._reaction_system.background_set):
if set(
[e for e, lvl in context]).issubset(
self._reaction_system.background_set):
return True
else:
return False
@@ -18,8 +22,8 @@ class ContextAutomatonWithConcentrations(ContextAutomaton):
if len(ctx) == 0:
return "0"
s = "{"
for ent,lvl in ctx:
s += " " + str((self._reaction_system.get_entity_name(ent),lvl))
for ent, lvl in ctx:
s += " " + str((self._reaction_system.get_entity_name(ent), lvl))
s += " }"
return s
@@ -28,19 +32,25 @@ class ContextAutomatonWithConcentrations(ContextAutomaton):
print("Contexts set must be of type set or list")
if not self.is_valid_context(context_set):
raise RuntimeError("one of the entities in the context set is unknown (undefined)!")
raise RuntimeError(
"one of the entities in the context set is unknown (undefined)!")
if not self.is_state(src):
raise RuntimeError("\"" + src + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + src + "\" is an unknown (undefined) state")
if not self.is_state(dst):
raise RuntimeError("\"" + dst + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + dst + "\" is an unknown (undefined) state")
new_context_set = set()
for ent,lvl in set(context_set):
new_context_set.add((self._reaction_system.get_entity_id(ent),lvl))
for ent, lvl in set(context_set):
new_context_set.add(
(self._reaction_system.get_entity_id(ent), lvl))
self._transitions.append((self.get_state_id(src),new_context_set,self.get_state_id(dst)))
self._transitions.append(
(self.get_state_id(src),
new_context_set, self.get_state_id(dst)))
def get_automaton_with_flat_contexts(self, ordinary_reaction_system):
@@ -48,17 +58,20 @@ class ContextAutomatonWithConcentrations(ContextAutomaton):
ca._states = self._states
ca._init_state = self._init_state
for src,ctx,dst in self._transitions:
for src, ctx, dst in self._transitions:
new_ctx = set()
for ent,conc in ctx:
for i in range(1,conc+1):
n = self._reaction_system.get_entity_name(ent) + "#" + str(i)
for ent, conc in ctx:
for i in range(1, conc+1):
n = self._reaction_system.get_entity_name(
ent) + "#" + str(i)
ca._reaction_system.ensure_bg_set_entity(n)
new_ctx.add(n)
ca.add_transition(ca.get_state_name(src),new_ctx,ca.get_state_name(dst))
ca.add_transition(
ca.get_state_name(src),
new_ctx, ca.get_state_name(dst))
return ca

22
rs/extended_context_automaton.py
View File

@@ -3,6 +3,7 @@ from colour import *
from rs.context_automaton import ContextAutomaton
class ExtendedContextAutomaton(ContextAutomaton):
"""Extended Context Automaton
@@ -73,19 +74,24 @@ class ExtendedContextAutomaton(ContextAutomaton):
print("Contexts set (context products) must be of type set or list")
if not self.is_valid_rs_set(ctx_reactants):
raise RuntimeError("one of the entities in the reactants set is unknown (undefined)!")
raise RuntimeError(
"one of the entities in the reactants set is unknown (undefined)!")
if not self.is_valid_rs_set(ctx_inhibitors):
raise RuntimeError("one of the entities in the inhibitors set is unknown (undefined)!")
raise RuntimeError(
"one of the entities in the inhibitors set is unknown (undefined)!")
if not self.is_valid_rs_set(ctx_products):
raise RuntimeError("one of the entities in the context set is unknown (undefined)!")
raise RuntimeError(
"one of the entities in the context set is unknown (undefined)!")
if not self.is_state(src):
raise RuntimeError("\"" + src + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + src + "\" is an unknown (undefined) state")
if not self.is_state(dst):
raise RuntimeError("\"" + dst + "\" is an unknown (undefined) state")
raise RuntimeError(
"\"" + dst + "\" is an unknown (undefined) state")
src_id = self.get_state_id(src)
dst_id = self.get_state_id(dst)
@@ -113,7 +119,8 @@ class ExtendedContextAutomaton(ContextAutomaton):
for src_id, act_id, reaction, dst_id in self._transitions:
str_transition = self.get_state_name(src_id) + " --( "
str_transition += "<" + self.get_actions_str(act_id) + "> | "
str_transition += "( " + self.rsset2str(reaction[0]) + "," + self.rsset2str(reaction[1]) + "," + self.rsset2str(reaction[2]) + " )"
str_transition += "( " + self.rsset2str(reaction[0]) + "," + self.rsset2str(
reaction[1]) + "," + self.rsset2str(reaction[2]) + " )"
str_transition += " )--> " + self.get_state_name(dst_id)
print(" - " + str_transition)
@@ -131,7 +138,8 @@ class ExtendedContextAutomaton(ContextAutomaton):
try:
return self._actions.index(action_name)
except ValueError:
print_error("Undefined context automaton action: " + repr(action_name))
print_error("Undefined context automaton action: " +
repr(action_name))
exit(1)
def get_action_name(self, action_id):

12
rs/network_of_context_automata.py
View File

@@ -1,6 +1,7 @@
from sys import exit
from colour import *
class NetworkOfContextAutomata(object):
def __init__(self, reaction_system, context_automata):
@@ -42,11 +43,15 @@ class NetworkOfContextAutomata(object):
for automaton in self.automata:
if automaton.reaction_system != self._reaction_system:
print_error("Mismatching reaction system used in \"" + str(automaton.name) + "\"!!!")
print_error(
"Mismatching reaction system used in \"" +
str(automaton.name) + "\"!!!")
exit(1)
def show_prod_entities(self):
print(C_MARK_INFO + " Possible context-products for the network of automata:")
print(
C_MARK_INFO +
" Possible context-products for the network of automata:")
for entity in self.prod_entities:
print(" - " + self._reaction_system.get_entity_name(entity))
@@ -90,7 +95,8 @@ class NetworkOfContextAutomata(object):
for entity in aut.prod_entities:
self._actions_for_products.setdefault(entity, set())
self._actions_for_products[entity] |= aut.get_actions_producing_entity(entity)
self._actions_for_products[entity] |= aut.get_actions_producing_entity(
entity)
def show(self):
print()

23
rs/reaction_system.py
View File

@@ -1,6 +1,7 @@
from sys import exit
from colour import *
class ReactionSystem(object):
def __init__(self):
@@ -8,10 +9,10 @@ class ReactionSystem(object):
self.reactions = []
self.background_set = []
#self.reactions_by_agents = [] # each element is 'reactions_by_prod'
# self.reactions_by_agents = [] # each element is 'reactions_by_prod'
self.reactions_by_prod = None
## legacy:
# legacy:
self.init_contexts = []
self.context_entities = []
@@ -29,7 +30,8 @@ class ReactionSystem(object):
def assume_not_in_bgset(self, name):
if self.is_in_background_set(name):
raise RuntimeError("The entity " + name + " is already on the list")
raise RuntimeError(
"The entity " + name + " is already on the list")
def add_bg_set_entity(self, name):
self.assume_not_in_bgset(name)
@@ -129,9 +131,11 @@ class ReactionSystem(object):
def show_reactions(self, soft=False):
print(C_MARK_INFO + " Reactions:")
if soft and len(self.reactions) > 50:
print(" -> there are more than 50 reactions (" + str(len(self.reactions)) + ")")
print(" -> there are more than 50 reactions (" +
str(len(self.reactions)) + ")")
else:
print(" "*4 + "{0: ^35}{1: ^25}{2: ^15}".format("reactants"," inhibitors"," products"))
print(
" "*4 + "{0: ^35}{1: ^25}{2: ^15}".format("reactants", " inhibitors", " products"))
for reaction in self.reactions:
# print("\t( R={" + self.state_to_str(reaction[0]) + "}, I={" + self.state_to_str(reaction[1]) + "}, P={" + self.state_to_str(reaction[2]) + "} )")
print(" " + "- {0: ^35}{1: ^25}{2: ^15}".format("{ " + self.state_to_str(reaction[0]) + " }",
@@ -139,7 +143,8 @@ class ReactionSystem(object):
" { " + self.state_to_str(reaction[2]) + " }"))
def show_background_set(self):
print(C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
print(
C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
def show_initial_contexts(self):
if len(self.init_contexts) > 0:
@@ -149,7 +154,8 @@ class ReactionSystem(object):
def show_context_entities(self):
if len(self.context_entities) > 0:
print(C_MARK_INFO + " Context entities: " + self.entities_ids_set_to_str(self.context_entities))
print(
C_MARK_INFO + " Context entities: " + self.entities_ids_set_to_str(self.context_entities))
def show(self, soft=False):
@@ -175,7 +181,8 @@ class ReactionSystem(object):
reactions_by_prod[prod_entity] = []
for reaction in self.reactions:
if prod_entity in reaction[2]:
reactions_by_prod[prod_entity].append([reaction[0],reaction[1]])
reactions_by_prod[prod_entity].append(
[reaction[0], reaction[1]])
# save in cache
self.reactions_by_prod = reactions_by_prod

2
rs/reaction_system_with_automaton.py
View File

@@ -2,6 +2,7 @@ from rs.reaction_system_with_concentrations import ReactionSystemWithConcentrati
from rs.reaction_system_with_concentrations_param import ReactionSystemWithConcentrationsParam
from rs.context_automaton_with_concentrations import ContextAutomatonWithConcentrations
class ReactionSystemWithAutomaton(object):
def __init__(self, reaction_system, context_automaton):
@@ -42,4 +43,3 @@ class ReactionSystemWithAutomaton(object):
oca = self.ca.get_automaton_with_flat_contexts(ors)
return ReactionSystemWithAutomaton(ors, oca)

165
rs/reaction_system_with_concentrations.py
View File

@@ -3,6 +3,7 @@ from colour import *
from rs.reaction_system import ReactionSystem
class ReactionSystemWithConcentrations(ReactionSystem):
def __init__(self):
@@ -20,12 +21,13 @@ class ReactionSystemWithConcentrations(ReactionSystem):
name = ""
def_max_conc = -1
if type(e) is tuple and len(e) == 2:
name,def_max_conc = e
name, def_max_conc = e
elif type(e) is str:
name = e
print("\nWARNING: no maximal concentration level specified for:", e, "\n")
else:
raise RuntimeError("Bad entity type when adding background set element")
raise RuntimeError(
"Bad entity type when adding background set element")
self.assume_not_in_bgset(name)
self.background_set.append(name)
@@ -63,11 +65,12 @@ class ReactionSystemWithConcentrations(ReactionSystem):
def get_state_ids(self, state):
"""Returns entities of the given state without levels"""
return [e for e,c in state]
return [e for e, c in state]
def has_non_zero_concentration(self, elem):
if elem[1] < 1:
raise RuntimeError("Unexpected concentration level in state: " + str(elem))
raise RuntimeError(
"Unexpected concentration level in state: " + str(elem))
def process_rip(self, R, I, P, ignore_empty_R=False):
"""Chcecks concentration levels and converts entities names into their ids"""
@@ -79,33 +82,33 @@ class ReactionSystemWithConcentrations(ReactionSystem):
for r in R:
self.is_valid_entity_with_concentration(r)
self.has_non_zero_concentration(r)
entity,level = r
reactants.append((self.get_entity_id(entity),level))
entity, level = r
reactants.append((self.get_entity_id(entity), level))
if self.max_concentration < level:
self.max_concentration = level
inhibitors = []
for i in I:
self.is_valid_entity_with_concentration(i)
self.has_non_zero_concentration(i)
entity,level = i
inhibitors.append((self.get_entity_id(entity),level))
entity, level = i
inhibitors.append((self.get_entity_id(entity), level))
if self.max_concentration < level:
self.max_concentration = level
products = []
for p in P:
self.is_valid_entity_with_concentration(p)
self.has_non_zero_concentration(p)
entity,level = p
products.append((self.get_entity_id(entity),level))
entity, level = p
products.append((self.get_entity_id(entity), level))
return reactants,inhibitors,products
return reactants, inhibitors, products
def add_reaction(self, R, I, P):
"""Adds a reaction"""
if P == []:
raise RuntimeError("No products defined")
reaction = self.process_rip(R,I,P)
reaction = self.process_rip(R, I, P)
self.reactions.append(reaction)
def add_reaction_without_reactants(self, R, I, P):
@@ -113,24 +116,28 @@ class ReactionSystemWithConcentrations(ReactionSystem):
if P == []:
raise RuntimeError("No products defined")
reaction = self.process_rip(R,I,P,ignore_empty_R=True)
reaction = self.process_rip(R, I, P, ignore_empty_R=True)
self.reactions.append(reaction)
def add_reaction_inc(self, incr_entity, incrementer, R, I):
"""Adds a macro/meta reaction for increasing the value of incr_entity"""
reactants,inhibitors,products = self.process_rip(R,I,[],ignore_empty_R=True)
reactants, inhibitors, products = self.process_rip(
R, I, [], ignore_empty_R=True)
incr_entity_id = self.get_entity_id(incr_entity)
self.meta_reactions.setdefault(incr_entity_id,[])
self.meta_reactions[incr_entity_id].append(("inc", self.get_entity_id(incrementer), reactants, inhibitors))
self.meta_reactions.setdefault(incr_entity_id, [])
self.meta_reactions[incr_entity_id].append(
("inc", self.get_entity_id(incrementer), reactants, inhibitors))
def add_reaction_dec(self, decr_entity, decrementer, R, I):
"""Adds a macro/meta reaction for decreasing the value of incr_entity"""
reactants,inhibitors,products = self.process_rip(R,I,[],ignore_empty_R=True)
reactants, inhibitors, products = self.process_rip(
R, I, [], ignore_empty_R=True)
decr_entity_id = self.get_entity_id(decr_entity)
self.meta_reactions.setdefault(decr_entity_id,[])
self.meta_reactions[decr_entity_id].append(("dec", self.get_entity_id(decrementer), reactants, inhibitors))
self.meta_reactions.setdefault(decr_entity_id, [])
self.meta_reactions[decr_entity_id].append(
("dec", self.get_entity_id(decrementer), reactants, inhibitors))
def add_permanency(self, ent, I):
"""Sets entity to be permanent unless it is inhibited"""
@@ -138,9 +145,10 @@ class ReactionSystemWithConcentrations(ReactionSystem):
ent_id = self.get_entity_id(ent)
if ent_id in self.permanent_entities:
raise RuntimeError("Permanency for {0} already defined.".format(ent))
raise RuntimeError(
"Permanency for {0} already defined.".format(ent))
inhibitors = self.process_rip([],I,[],ignore_empty_R=True)[1]
inhibitors = self.process_rip([], I, [], ignore_empty_R=True)[1]
self.permanent_entities[ent_id] = inhibitors
def set_context_entities(self, entities):
@@ -162,33 +170,38 @@ class ReactionSystemWithConcentrations(ReactionSystem):
def state_to_str(self, state):
s = ""
for ent,level in state:
for ent, level in state:
s += self.get_entity_name(ent) + "=" + str(level) + ", "
s = s[:-2]
return s
def show_background_set(self):
print(C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
print(
C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
def show_meta_reactions(self):
print(C_MARK_INFO + " Meta reactions:")
for param_ent,reactions in self.meta_reactions.items():
for r_type,command,reactants,inhibitors in reactions:
for param_ent, reactions in self.meta_reactions.items():
for r_type, command, reactants, inhibitors in reactions:
if r_type == "inc" or r_type == "dec":
print(" - [ Type=" + repr(r_type) + " Operand=( " + self.get_entity_name(param_ent) + \
" ) Command=( " + self.get_entity_name(command) + " ) ] -- ( R={" + self.state_to_str(reactants) + "}, I={" + self.state_to_str(inhibitors) + "} )")
print(" - [ Type=" + repr(r_type) + " Operand=( " + self.get_entity_name(param_ent) + " ) Command=( " + self.get_entity_name(
command) + " ) ] -- ( R={" + self.state_to_str(reactants) + "}, I={" + self.state_to_str(inhibitors) + "} )")
else:
raise RuntimeError("Unknown meta-reaction type: " + repr(r_type))
raise RuntimeError(
"Unknown meta-reaction type: " + repr(r_type))
def show_max_concentrations(self):
print(C_MARK_INFO + " Maximal allowed concentration levels (for optimized translation to RS):")
for e,max_conc in self.max_conc_per_ent.items():
print(" - {0:^20} = {1:<6}".format(self.get_entity_name(e),max_conc))
print(
C_MARK_INFO +
" Maximal allowed concentration levels (for optimized translation to RS):")
for e, max_conc in self.max_conc_per_ent.items():
print(" - {0:^20} = {1:<6}".format(self.get_entity_name(e), max_conc))
def show_permanent_entities(self):
print(C_MARK_INFO + " Permanent entities:")
for e,inhibitors in self.permanent_entities.items():
print(" - {0:^20}{1:<6}".format(self.get_entity_name(e) + ": ","I={" + self.state_to_str(inhibitors) + "}"))
for e, inhibitors in self.permanent_entities.items():
print(" - {0:^20}{1:<6}".format(self.get_entity_name(e) + ": ",
"I={" + self.state_to_str(inhibitors) + "}"))
def show(self, soft=False):
self.show_background_set()
@@ -206,8 +219,9 @@ class ReactionSystemWithConcentrations(ReactionSystem):
producible_entities = set()
for reaction in self.reactions:
product_entities = [e for e,c in reaction[2]]
producible_entities = producible_entities.union(set(product_entities))
product_entities = [e for e, c in reaction[2]]
producible_entities = producible_entities.union(
set(product_entities))
reactions_by_prod = {}
@@ -216,18 +230,18 @@ class ReactionSystemWithConcentrations(ReactionSystem):
rcts_for_p_e = reactions_by_prod[p_e]
for r in self.reactions:
product_entities = [e for e,c in r[2]]
product_entities = [e for e, c in r[2]]
if p_e in product_entities:
reactants = r[0]
inhibitors = r[1]
products = [(e,c) for e,c in r[2] if e == p_e]
products = [(e, c) for e, c in r[2] if e == p_e]
prod_conc = products[0][1]
insert_place = None
# we need to order the reactions w.r.t. the concentration levels produced (increasing order)
for i in range(0,len(rcts_for_p_e)):
for i in range(0, len(rcts_for_p_e)):
checked_conc = rcts_for_p_e[i][2][0][1]
if prod_conc <= checked_conc:
@@ -235,10 +249,11 @@ class ReactionSystemWithConcentrations(ReactionSystem):
break
if insert_place == None: # empty or the is only one element which is smaller than the element being added
rcts_for_p_e.append((reactants, inhibitors, products)) # we append (to the end)
# we append (to the end)
rcts_for_p_e.append((reactants, inhibitors, products))
else:
rcts_for_p_e.insert(insert_place,(reactants, inhibitors, products))
rcts_for_p_e.insert(
insert_place, (reactants, inhibitors, products))
# save in cache
self.reactions_by_prod = reactions_by_prod
@@ -249,44 +264,44 @@ class ReactionSystemWithConcentrations(ReactionSystem):
rs = ReactionSystem()
for reactants,inhibitors,products in self.reactions:
for reactants, inhibitors, products in self.reactions:
new_reactants = []
new_inhibitors = []
new_products = []
for ent,conc in reactants:
for ent, conc in reactants:
n = self.get_entity_name(ent) + "#" + str(conc)
rs.ensure_bg_set_entity(n)
new_reactants.append(n)
for ent,conc in inhibitors:
for ent, conc in inhibitors:
n = self.get_entity_name(ent) + "#" + str(conc)
rs.ensure_bg_set_entity(n)
new_inhibitors.append(n)
for ent,conc in products:
for i in range(1,conc+1):
for ent, conc in products:
for i in range(1, conc+1):
n = self.get_entity_name(ent) + "#" + str(i)
rs.ensure_bg_set_entity(n)
new_products.append(n)
rs.add_reaction(new_reactants,new_inhibitors,new_products)
rs.add_reaction(new_reactants, new_inhibitors, new_products)
for param_ent,reactions in self.meta_reactions.items():
for r_type,command,reactants,inhibitors in reactions:
for param_ent, reactions in self.meta_reactions.items():
for r_type, command, reactants, inhibitors in reactions:
param_ent_name = self.get_entity_name(param_ent)
new_reactants = []
new_inhibitors = []
for ent,conc in reactants:
for ent, conc in reactants:
n = self.get_entity_name(ent) + "#" + str(conc)
rs.ensure_bg_set_entity(n)
new_reactants.append(n)
for ent,conc in inhibitors:
for ent, conc in inhibitors:
n = self.get_entity_name(ent) + "#" + str(conc)
rs.ensure_bg_set_entity(n)
new_inhibitors.append(n)
@@ -295,10 +310,12 @@ class ReactionSystemWithConcentrations(ReactionSystem):
if command in self.max_conc_per_ent:
max_cmd_c = self.max_conc_per_ent[command]
else:
print("WARNING:\n\tThere is no maximal concentration level defined for " + self.get_entity_name(command))
print(
"WARNING:\n\tThere is no maximal concentration level defined for "
+ self.get_entity_name(command))
print("\tThis is a very bad idea -- expect degraded performance\n")
for l in range(1,max_cmd_c+1):
for l in range(1, max_cmd_c+1):
cmd_ent = self.get_entity_name(command) + "#" + str(l)
rs.ensure_bg_set_entity(cmd_ent)
@@ -308,49 +325,60 @@ class ReactionSystemWithConcentrations(ReactionSystem):
# pre_conc -- predecessor concentration
# succ_conc -- successor concentration concentration
for i in range(1,self.max_concentration):
for i in range(1, self.max_concentration):
pre_conc = param_ent_name + "#" + str(i)
rs.ensure_bg_set_entity(pre_conc)
new_products = []
succ_value = i+l
for j in range(1,succ_value+1):
if j > self.max_concentration: break
for j in range(1, succ_value+1):
if j > self.max_concentration:
break
new_p = param_ent_name + "#" + str(j)
rs.ensure_bg_set_entity(new_p)
new_products.append(new_p)
if new_products != []:
rs.add_reaction(set(new_reactants + [pre_conc,cmd_ent]), set(new_inhibitors), set(new_products))
rs.add_reaction(
set(new_reactants + [pre_conc, cmd_ent]),
set(new_inhibitors),
set(new_products))
elif r_type == "dec":
for i in range(1,self.max_concentration+1):
for i in range(1, self.max_concentration+1):
pre_conc = param_ent_name + "#" + str(i)
rs.ensure_bg_set_entity(pre_conc)
new_products = []
succ_value = i-l
for j in range(1,succ_value+1):
if j > self.max_concentration: break
for j in range(1, succ_value+1):
if j > self.max_concentration:
break
new_p = param_ent_name + "#" + str(j)
rs.ensure_bg_set_entity(new_p)
new_products.append(new_p)
if new_products != []:
rs.add_reaction(set(new_reactants + [pre_conc,cmd_ent]), set(new_inhibitors), set(new_products))
rs.add_reaction(
set(new_reactants + [pre_conc, cmd_ent]),
set(new_inhibitors),
set(new_products))
else:
raise RuntimeError("Unknown meta-reaction type: " + repr(r_type))
raise RuntimeError(
"Unknown meta-reaction type: " + repr(r_type))
for ent,inhibitors in self.permanent_entities.items():
for ent, inhibitors in self.permanent_entities.items():
max_c = self.max_concentration
if ent in self.max_conc_per_ent:
max_c = self.max_conc_per_ent[ent]
else:
print("WARNING:\n\tThere is no maximal concentration level defined for " + self.get_entity_name(ent))
print(
"WARNING:\n\tThere is no maximal concentration level defined for "
+ self.get_entity_name(ent))
print("\tThis is a very bad idea -- expect degraded performance\n")
def e_value(i):
return self.get_entity_name(ent) + "#" + str(i)
for value in range(1,max_c+1):
for value in range(1, max_c+1):
new_reactants = []
new_inhibitors = []
@@ -358,15 +386,15 @@ class ReactionSystemWithConcentrations(ReactionSystem):
new_reactants = [e_value(value)]
for e_inh,conc in inhibitors:
for e_inh, conc in inhibitors:
n = self.get_entity_name(e_inh) + "#" + str(conc)
rs.ensure_bg_set_entity(n)
new_inhibitors.append(n)
for i in range(1,value+1):
for i in range(1, value+1):
new_products.append(e_value(i))
rs.add_reaction(new_reactants,new_inhibitors,new_products)
rs.add_reaction(new_reactants, new_inhibitors, new_products)
return rs
@@ -403,4 +431,3 @@ class ReactionSystemWithAutomaton(object):
# EOF

58
rs/reaction_system_with_concentrations_param.py
View File

@@ -3,6 +3,7 @@ from colour import *
from rs.reaction_system import ReactionSystem
class ParameterObj(object):
def __init__(self, name):
@@ -11,12 +12,14 @@ class ParameterObj(object):
def __repr__(self):
return "@{0}".format(self.name)
def is_param(some_object):
if isinstance(some_object, ParameterObj):
return True
else:
return False
class ReactionSystemWithConcentrationsParam(ReactionSystem):
def __init__(self):
@@ -167,7 +170,7 @@ class ReactionSystemWithConcentrationsParam(ReactionSystem):
if P == []:
raise RuntimeError("No products defined")
reaction = self.process_rip(R,I,P)
reaction = self.process_rip(R, I, P)
self.reactions.append(reaction)
@@ -176,24 +179,28 @@ class ReactionSystemWithConcentrationsParam(ReactionSystem):
if P == []:
raise RuntimeError("No products defined")
reaction = self.process_rip(R,I,P,ignore_empty_R=True)
reaction = self.process_rip(R, I, P, ignore_empty_R=True)
self.reactions.append(reaction)
def add_reaction_inc(self, incr_entity, incrementer, R, I):
"""Adds a macro/meta reaction for increasing the value of incr_entity"""
reactants,inhibitors,products = self.process_rip(R,I,[],ignore_empty_R=True)
reactants, inhibitors, products = self.process_rip(
R, I, [], ignore_empty_R=True)
incr_entity_id = self.get_entity_id(incr_entity)
self.meta_reactions.setdefault(incr_entity_id,[])
self.meta_reactions[incr_entity_id].append(("inc", self.get_entity_id(incrementer), reactants, inhibitors))
self.meta_reactions.setdefault(incr_entity_id, [])
self.meta_reactions[incr_entity_id].append(
("inc", self.get_entity_id(incrementer), reactants, inhibitors))
def add_reaction_dec(self, decr_entity, decrementer, R, I):
"""Adds a macro/meta reaction for decreasing the value of incr_entity"""
reactants,inhibitors,products = self.process_rip(R,I,[],ignore_empty_R=True)
reactants, inhibitors, products = self.process_rip(
R, I, [], ignore_empty_R=True)
decr_entity_id = self.get_entity_id(decr_entity)
self.meta_reactions.setdefault(decr_entity_id,[])
self.meta_reactions[decr_entity_id].append(("dec", self.get_entity_id(decrementer), reactants, inhibitors))
self.meta_reactions.setdefault(decr_entity_id, [])
self.meta_reactions[decr_entity_id].append(
("dec", self.get_entity_id(decrementer), reactants, inhibitors))
def add_permanency(self, ent, I):
"""Sets entity to be permanent unless it is inhibited"""
@@ -201,9 +208,10 @@ class ReactionSystemWithConcentrationsParam(ReactionSystem):
ent_id = self.get_entity_id(ent)
if ent_id in self.permanent_entities:
raise RuntimeError("Permanency for {0} already defined.".format(ent))
raise RuntimeError(
"Permanency for {0} already defined.".format(ent))
inhibitors = self.process_rip([],I,[],ignore_empty_R=True)[1]
inhibitors = self.process_rip([], I, [], ignore_empty_R=True)[1]
self.permanent_entities[ent_id] = inhibitors
def set_context_entities(self, entities):
@@ -233,33 +241,36 @@ class ReactionSystemWithConcentrationsParam(ReactionSystem):
return str(state)
else:
s = ""
for ent,level in state:
for ent, level in state:
s += self.get_entity_name(ent) + "=" + str(level) + ", "
s = s[:-2]
return s
def show_background_set(self):
print(C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
print(
C_MARK_INFO + " Background set: {" + self.entities_names_set_to_str(self.background_set) + "}")
def show_meta_reactions(self):
print(C_MARK_INFO + " Meta reactions:")
for param_ent,reactions in self.meta_reactions.items():
for r_type,command,reactants,inhibitors in reactions:
for param_ent, reactions in self.meta_reactions.items():
for r_type, command, reactants, inhibitors in reactions:
if r_type == "inc" or r_type == "dec":
print(" - [ Type=" + repr(r_type) + " Operand=( " + self.get_entity_name(param_ent) + \
" ) Command=( " + self.get_entity_name(command) + " ) ] -- ( R={" + self.state_to_str(reactants) + "}, I={" + self.state_to_str(inhibitors) + "} )")
print(" - [ Type=" + repr(r_type) + " Operand=( " + self.get_entity_name(param_ent) + " ) Command=( " + self.get_entity_name(
command) + " ) ] -- ( R={" + self.state_to_str(reactants) + "}, I={" + self.state_to_str(inhibitors) + "} )")
else:
raise RuntimeError("Unknown meta-reaction type: " + repr(r_type))
raise RuntimeError(
"Unknown meta-reaction type: " + repr(r_type))
def show_max_concentrations(self):
print(C_MARK_INFO + " Maximal allowed concentration levels:")
for e,max_conc in self.max_conc_per_ent.items():
print(" - {0:^20} = {1:<6}".format(self.get_entity_name(e),max_conc))
for e, max_conc in self.max_conc_per_ent.items():
print(" - {0:^20} = {1:<6}".format(self.get_entity_name(e), max_conc))
def show_permanent_entities(self):
print(C_MARK_INFO + " Permanent entities:")
for e,inhibitors in self.permanent_entities.items():
print(" - {0:^20}{1:<6}".format(self.get_entity_name(e) + ": ","I={" + self.state_to_str(inhibitors) + "}"))
for e, inhibitors in self.permanent_entities.items():
print(" - {0:^20}{1:<6}".format(self.get_entity_name(e) + ": ",
"I={" + self.state_to_str(inhibitors) + "}"))
def show(self, soft=False):
self.show_background_set()
@@ -278,8 +289,9 @@ class ReactionSystemWithConcentrationsParam(ReactionSystem):
producible_entities = set()
for reaction in self.reactions:
product_entities = [e for e,c in reaction[2] if c > 0]
producible_entities = producible_entities.union(set(product_entities))
product_entities = [e for e, c in reaction[2] if c > 0]
producible_entities = producible_entities.union(
set(product_entities))
return producible_entities

18
rsltl_shortcuts.py
View File

@@ -1,23 +1,28 @@
from logics import *
##### SHORTCUTS
# SHORTCUTS
def bag_True():
return BagDescription.f_TRUE()
def bag_entity(name):
return BagDescription.f_entity(name)
def get_bag_if_str(arg):
if isinstance(arg, str):
return bag_entity(arg) > 0
else:
return arg
def bag_Not(a0):
a0 = get_bag_if_str(a0)
return BagDescription.f_Not(a0)
def bag_And(*args):
assert len(args) > 1
last = get_bag_if_str(args[0])
@@ -26,6 +31,7 @@ def bag_And(*args):
last, get_bag_if_str(arg))
return last
def exact_state(contained_entities, all_entities):
"""
Assumes 0 concentration level for all the
@@ -49,23 +55,28 @@ def exact_state(contained_entities, all_entities):
else:
assert False
def ltl_F(ctx_arg, a0):
a0 = get_bag_if_str(a0)
return Formula_rsLTL.f_F(ctx_arg, a0)
def ltl_G(ctx_arg, a0):
a0 = get_bag_if_str(a0)
return Formula_rsLTL.f_G(ctx_arg, a0)
def ltl_X(ctx_arg, a0):
a0 = get_bag_if_str(a0)
return Formula_rsLTL.f_X(ctx_arg, a0)
def ltl_U(ctx_arg, a0, a1):
a0 = get_bag_if_str(a0)
a1 = get_bag_if_str(a1)
return Formula_rsLTL.f_U(ctx_arg, a0, a1)
def ltl_And(*args):
assert len(args) > 1
last = get_bag_if_str(args[0])
@@ -73,22 +84,25 @@ def ltl_And(*args):
last = Formula_rsLTL.f_And(last, get_bag_if_str(arg))
return last
def ltl_Not(a0):
a0 = get_bag_if_str(a0)
return Formula_rsLTL.f_Not(a0)
def ltl_Implies(a0, a1):
a0 = get_bag_if_str(a0)
a1 = get_bag_if_str(a1)
return Formula_rsLTL.f_Implies(a0, a1)
def param_entity(param, entity_name):
return ParamConstraint.f_param_ent(param, entity_name)
def param_And(*args):
assert len(args) > 1
last = args[0]
for arg in args[1:]:
last = ParamConstraint.f_And(last, arg)
return last

7
rssmt.py
View File

@@ -51,8 +51,10 @@ def main():
parser.add_argument("-v", "--verbose",
help="turn verbosity on", action="store_true")
parser.add_argument("-o", "--optimise",
help="minimise the parametric computation result", action="store_true")
parser.add_argument("-n", "--scaling-parameter",
help="minimise the parametric computation result",
action="store_true")
parser.add_argument(
"-n", "--scaling-parameter",
help="scaling parameter value (used in some benchmarks)")
parser.add_argument("-s", "--special_mode",
help="special mode (used in some benchmarks)")
@@ -64,6 +66,7 @@ def main():
##################################################################
if __name__ == "__main__":
try:
if profiling:

4
scripts/avg.py
View File

@@ -3,6 +3,7 @@
import sys
from os import listdir
def proc_files(files):
fs = []
@@ -45,6 +46,7 @@ def proc_files(files):
result.append("")
return result
def proc_dirs(dirs):
first_dir = dirs[0]
@@ -55,6 +57,7 @@ def proc_dirs(dirs):
with open(f, "w") as outfile:
outfile.write("\n".join(avg_out))
def main():
proc_dirs(sys.argv[1:])
@@ -64,4 +67,3 @@ def main():
if __name__ == "__main__":
main()

57
smt/smt_checker_rs.py
View File

@@ -7,6 +7,7 @@ from time import time
from sys import stdout
import resource
class SmtCheckerRS(object):
def __init__(self, rsca):
@@ -71,7 +72,8 @@ class SmtCheckerRS(object):
rs_init_state_enc = True
for v in self.v[level]:
rs_init_state_enc = simplify(And(rs_init_state_enc, Not(v))) # the initial state is empty
# the initial state is empty
rs_init_state_enc = simplify(And(rs_init_state_enc, Not(v)))
return rs_init_state_enc
def enc_context_controller_init_state(self, level):
@@ -82,7 +84,8 @@ class SmtCheckerRS(object):
def enc_init_state(self, level):
"""Encodes the initial state at the given level"""
init_state_enc = simplify(And(self.enc_rs_init_state(level), self.enc_context_controller_init_state(level)))
init_state_enc = simplify(And(self.enc_rs_init_state(
level), self.enc_context_controller_init_state(level)))
return init_state_enc
@@ -95,17 +98,18 @@ class SmtCheckerRS(object):
return False
enc_rct_prod = False
for reactants,inhibitors in rcts_for_prod_entity:
for reactants, inhibitors in rcts_for_prod_entity:
enc_reactants = True
enc_inhibitors = True
for reactant in reactants:
enc_reactants = simplify(And(enc_reactants,
Or(self.v[level][reactant], self.v_ctx[level][reactant])))
enc_reactants = simplify(And(enc_reactants, Or(
self.v[level][reactant], self.v_ctx[level][reactant])))
for inhibitor in inhibitors:
enc_inhibitors = simplify(And(enc_inhibitors,
Not(Or(self.v[level][inhibitor], self.v_ctx[level][inhibitor]))))
enc_inhibitors = simplify(And(enc_inhibitors, Not(
Or(self.v[level][inhibitor], self.v_ctx[level][inhibitor]))))
enc_rct_prod = simplify(Or(enc_rct_prod, And(enc_reactants, enc_inhibitors)))
enc_rct_prod = simplify(
Or(enc_rct_prod, And(enc_reactants, enc_inhibitors)))
return enc_rct_prod
@@ -114,15 +118,19 @@ class SmtCheckerRS(object):
enc_enab_cond = self.enc_enabledness(level, prod_entity)
enc_ent_prod = Or(And(enc_enab_cond, self.v[level+1][prod_entity]),
And(Not(enc_enab_cond), Not(self.v[level+1][prod_entity])))
enc_ent_prod = Or(
And(enc_enab_cond, self.v[level + 1][prod_entity]),
And(Not(enc_enab_cond),
Not(self.v[level + 1][prod_entity])))
return simplify(enc_ent_prod)
def enc_transition_relation(self, level):
"""Encodes the combined transition relation"""
return simplify(And(self.enc_rs_trans(level), self.enc_automaton_trans(level)))
return simplify(
And(self.enc_rs_trans(level),
self.enc_automaton_trans(level)))
def enc_rs_trans(self, level):
"""Encodes the transition relation"""
@@ -134,16 +142,18 @@ class SmtCheckerRS(object):
for prod_entity in self.rs.get_reactions_by_product():
unused_entities.remove(prod_entity)
enc_trans = simplify(And(enc_trans, self.enc_entity_production(level, prod_entity)))
enc_trans = simplify(
And(enc_trans, self.enc_entity_production(level, prod_entity)))
for prod_entity in unused_entities:
enc_trans = simplify(And(enc_trans, Not(self.v[level+1][prod_entity])))
enc_trans = simplify(
And(enc_trans, Not(self.v[level+1][prod_entity])))
return enc_trans
def enc_automaton_single_trans(self, level, transition):
src,ctx,dst = transition
src, ctx, dst = transition
src_enc = self.ca_state[level] == src
dst_enc = self.ca_state[level+1] == dst
@@ -168,7 +178,8 @@ class SmtCheckerRS(object):
enc_trans = False
for transition in self.ca.transitions:
enc_trans = simplify(Or(enc_trans, self.enc_automaton_single_trans(level, transition)))
enc_trans = simplify(
Or(enc_trans, self.enc_automaton_single_trans(level, transition)))
return enc_trans
@@ -205,7 +216,7 @@ class SmtCheckerRS(object):
def enc_state_with_blocking(self, level, prop):
"""Encodes the state at the given level with blocking certain concentrations"""
required,blocked = prop
required, blocked = prop
enc = True
@@ -219,7 +230,6 @@ class SmtCheckerRS(object):
return simplify(enc)
def decode_witness(self, max_level, print_model=False):
m = self.solver.model()
@@ -245,11 +255,12 @@ class SmtCheckerRS(object):
print(" " + self.rs.get_entity_name(var_id), end="")
print(" }")
def check_reachability(self, state, print_witness=True, print_time=True, print_mem=True):
def check_reachability(
self, state, print_witness=True, print_time=True, print_mem=True):
"""Main testing function"""
if not type(state) is tuple:
state = (state,[])
state = (state, [])
if print_time:
# start = time()
@@ -268,7 +279,7 @@ class SmtCheckerRS(object):
# reachability test:
print("[i] Adding the reachability test...")
self.solver.push()
self.solver.add(self.enc_state_with_blocking(current_level,state))
self.solver.add(self.enc_state_with_blocking(current_level, state))
result = self.solver.check()
if result == sat:
@@ -293,7 +304,11 @@ class SmtCheckerRS(object):
print("[i] Time: " + repr(self.verification_time))
if print_mem:
print("[i] Memory: " + repr(resource.getrusage(resource.RUSAGE_SELF).ru_maxrss/(1024*1024)) + " MB")
print(
"[i] Memory: " +
repr(
resource.getrusage(resource.RUSAGE_SELF).ru_maxrss /
(1024 * 1024)) + " MB")
def get_verification_time(self):
return self.verification_time

268
smt/smt_checker_rsc.py
View File

@@ -14,6 +14,7 @@ from logics import rsLTL_Encoder
# def simplify(x):
# return x
class SmtCheckerRSC(object):
def __init__(self, rsca):
@@ -38,7 +39,7 @@ class SmtCheckerRSC(object):
self.loop_position = Int("loop_position")
self.solver = Solver() #For("QF_FD")
self.solver = Solver() # For("QF_FD")
self.verification_time = None
@@ -90,7 +91,8 @@ class SmtCheckerRSC(object):
v = self.v[level][e_i]
v_ctx = self.v_ctx[level][e_i]
e_max = self.rs.get_max_concentration_level(e_i)
enc_nz = simplify(And(enc_nz, v >= 0, v_ctx >= 0, v <= e_max, v_ctx <= e_max))
enc_nz = simplify(
And(enc_nz, v >= 0, v_ctx >= 0, v <= e_max, v_ctx <= e_max))
return enc_nz
@@ -100,7 +102,8 @@ class SmtCheckerRSC(object):
rs_init_state_enc = True
for v in self.v[level]:
rs_init_state_enc = simplify(And(rs_init_state_enc, v == 0)) # the initial concentration levels are zeroed
# the initial concentration levels are zeroed
rs_init_state_enc = simplify(And(rs_init_state_enc, v == 0))
ca_init_state_enc = self.ca_state[level] == self.ca.get_init_state_id()
@@ -113,7 +116,8 @@ class SmtCheckerRSC(object):
rcts_for_prod_entity = []
if prod_entity in self.rs.get_reactions_by_product():
rcts_for_prod_entity = self.rs.get_reactions_by_product()[prod_entity]
rcts_for_prod_entity = self.rs.get_reactions_by_product()[
prod_entity]
meta_reactions = []
if prod_entity in self.rs.meta_reactions:
@@ -124,7 +128,8 @@ class SmtCheckerRSC(object):
permanency_inhibition = self.rs.permanent_entities[prod_entity]
if rcts_for_prod_entity == [] and meta_reactions == []:
return simplify(self.v[level+1][prod_entity] == 0) # this should never happen
# this should never happen
return simplify(self.v[level+1][prod_entity] == 0)
enc_enabledness = False
@@ -134,28 +139,30 @@ class SmtCheckerRSC(object):
enc_ordinary_reactions_enabledness = False
for reactants,inhibitors,products in rcts_for_prod_entity:
for reactants, inhibitors, products in rcts_for_prod_entity:
enc_reactants = True
for reactant,concentration in reactants:
enc_reactants = simplify(And(enc_reactants,
Or(self.v[level][reactant] >= concentration, self.v_ctx[level][reactant] >= concentration)))
for reactant, concentration in reactants:
enc_reactants = simplify(And(enc_reactants, Or(
self.v[level][reactant] >= concentration, self.v_ctx[level][reactant] >= concentration)))
enc_inhibitors = True
for inhibitor,concentration in inhibitors:
enc_inhibitors = simplify(And(enc_inhibitors,
And(self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
for inhibitor, concentration in inhibitors:
enc_inhibitors = simplify(And(enc_inhibitors, And(
self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
enc_rct_enabled = And(enc_reactants, enc_inhibitors)
enc_products = self.v[level+1][products[0][0]] == products[0][1]
enc_rct_prod = simplify(If(enc_rct_enabled, enc_products, enc_rct_prod))
enc_rct_prod = simplify(
If(enc_rct_enabled, enc_products, enc_rct_prod))
enc_enabledness = simplify(Or(enc_enabledness, enc_rct_enabled))
enc_ordinary_reactions_enabledness = simplify(Or(enc_ordinary_reactions_enabledness,enc_rct_enabled))
enc_ordinary_reactions_enabledness = simplify(
Or(enc_ordinary_reactions_enabledness, enc_rct_enabled))
# -------- meta reactions ---------------------------------------------------
for r_type,command_entity,reactants,inhibitors in meta_reactions:
for r_type, command_entity, reactants, inhibitors in meta_reactions:
# command entity is e.g. 'inc' for incrementation operation
# (inc,W) gives us the value W by which the given entity's value should be incremented
@@ -163,62 +170,101 @@ class SmtCheckerRSC(object):
enc_reactants = True
enc_inhibitors = True
for reactant,concentration in reactants:
enc_reactants = simplify(And(enc_reactants,
Or(self.v[level][reactant] >= concentration, self.v_ctx[level][reactant] >= concentration)))
for reactant, concentration in reactants:
enc_reactants = simplify(And(enc_reactants, Or(
self.v[level][reactant] >= concentration, self.v_ctx[level][reactant] >= concentration)))
# command entity needs to be present (with concentration level > 0) in order to perform the operation
enc_reactants = simplify(And(enc_reactants,
Or(self.v[level][command_entity] > 0, self.v_ctx[level][command_entity] > 0)))
enc_reactants = simplify(And(enc_reactants, Or(
self.v[level][command_entity] > 0, self.v_ctx[level][command_entity] > 0)))
for inhibitor,concentration in inhibitors:
enc_inhibitors = simplify(And(enc_inhibitors,
And(self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
for inhibitor, concentration in inhibitors:
enc_inhibitors = simplify(And(enc_inhibitors, And(
self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
if r_type == "inc":
value_after_inc = If(self.v[level][prod_entity]>self.v_ctx[level][prod_entity],self.v[level][prod_entity],self.v_ctx[level][prod_entity]) + \
If(self.v[level][command_entity]>self.v_ctx[level][command_entity],self.v[level][command_entity],self.v_ctx[level][command_entity])
value_after_inc = If(
self.v[level][prod_entity] > self.v_ctx[level]
[prod_entity],
self.v[level][prod_entity],
self.v_ctx[level][prod_entity]) + If(
self.v[level][command_entity] > self.
v_ctx[level][command_entity],
self.v[level][command_entity],
self.v_ctx[level][command_entity])
enc_products = self.v[level+1][prod_entity] == value_after_inc
elif r_type == "dec":
value_after_dec = simplify(If(self.v[level][prod_entity]>self.v_ctx[level][prod_entity],self.v[level][prod_entity],self.v_ctx[level][prod_entity]) - \
If(self.v[level][command_entity]>self.v_ctx[level][command_entity],self.v[level][command_entity],self.v_ctx[level][command_entity]))
enc_products = self.v[level+1][prod_entity] == If(value_after_dec < 0, 0, value_after_dec)
value_after_dec = simplify(
If(
self.v[level][prod_entity] >
self.v_ctx[level]
[prod_entity],
self.v[level][prod_entity],
self.v_ctx[level]
[prod_entity]) -
If(
self.v[level]
[command_entity] > self.
v_ctx[level][command_entity],
self.v[level]
[command_entity],
self.v_ctx[level]
[command_entity]))
enc_products = self.v[level+1][prod_entity] == If(
value_after_dec < 0, 0, value_after_dec)
else:
raise RuntimeError("Unknown meta-reaction type: " + repr(r_type))
raise RuntimeError(
"Unknown meta-reaction type: " + repr(r_type))
enc_meta_reaction_enabledness = And(enc_reactants, enc_inhibitors, Not(enc_ordinary_reactions_enabledness))
enc_enabledness = simplify(Or(enc_enabledness, enc_meta_reaction_enabledness))
enc_rct_prod = simplify(Or(enc_rct_prod, And(enc_meta_reaction_enabledness, enc_products)))
enc_meta_reaction_enabledness = And(
enc_reactants, enc_inhibitors,
Not(enc_ordinary_reactions_enabledness))
enc_enabledness = simplify(
Or(enc_enabledness, enc_meta_reaction_enabledness))
enc_rct_prod = simplify(Or(enc_rct_prod, And(
enc_meta_reaction_enabledness, enc_products)))
# -----------------------------------------------------------------------------
if not permanency_inhibition == None:
enc_reactants = Or(self.v[level][prod_entity] >= concentration, self.v_ctx[level][prod_entity] >= concentration)
enc_reactants = Or(self.v[level][prod_entity] >= concentration,
self.v_ctx[level][prod_entity] >= concentration)
enc_inhibitors = True
for inhibitor,concentration in permanency_inhibition:
enc_inhibitors = simplify(And(enc_inhibitors,
And(self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
enc_products = simplify(self.v[level+1][prod_entity] == \
If(self.v[level][prod_entity] > self.v_ctx[level][prod_entity],self.v[level][prod_entity],self.v_ctx[level][prod_entity]))
for inhibitor, concentration in permanency_inhibition:
enc_inhibitors = simplify(And(enc_inhibitors, And(
self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
enc_products = simplify(
self.v[level + 1][prod_entity] ==
If(
self.v[level][prod_entity] > self.v_ctx[level]
[prod_entity],
self.v[level][prod_entity],
self.v_ctx[level][prod_entity]))
enc_permanency_enabledness = And(enc_reactants, enc_inhibitors, Not(enc_ordinary_reactions_enabledness))
enc_enabledness = simplify(Or(enc_enabledness, enc_permanency_enabledness))
enc_permanency_enabledness = And(
enc_reactants, enc_inhibitors,
Not(enc_ordinary_reactions_enabledness))
enc_enabledness = simplify(
Or(enc_enabledness, enc_permanency_enabledness))
enc_permanency = And(enc_permanency_enabledness, enc_products)
enc_rct_prod = simplify(Or(enc_rct_prod, enc_permanency))
# -----------------------------------------------------------------------------
enc_when_to_produce_zero_conc = simplify(And(Not(enc_enabledness), self.v[level+1][prod_entity] == 0))
enc_when_to_produce_zero_conc = simplify(
And(Not(enc_enabledness), self.v[level+1][prod_entity] == 0))
enc_rct_prod = Or(enc_rct_prod, enc_when_to_produce_zero_conc)
return enc_rct_prod
def enc_transition_relation(self, level):
return simplify(And(self.enc_rs_trans(level), self.enc_automaton_trans(level)))
return simplify(
And(self.enc_rs_trans(level),
self.enc_automaton_trans(level)))
def enc_rs_trans(self, level):
"""Encodes the transition relation"""
@@ -232,10 +278,12 @@ class SmtCheckerRSC(object):
for prod_entity in chain(reactions, meta_reactions):
unused_entities.discard(prod_entity)
enc_trans = simplify(And(enc_trans, self.enc_produced_concentration(level, prod_entity)))
enc_trans = simplify(
And(enc_trans, self.enc_produced_concentration(level, prod_entity)))
for prod_entity in unused_entities:
enc_trans = simplify(And(enc_trans, self.v[level+1][prod_entity] == 0))
enc_trans = simplify(
And(enc_trans, self.v[level+1][prod_entity] == 0))
return enc_trans
@@ -244,18 +292,18 @@ class SmtCheckerRSC(object):
enc_trans = False
for src,ctx,dst in self.ca.transitions:
for src, ctx, dst in self.ca.transitions:
src_enc = self.ca_state[level] == src
dst_enc = self.ca_state[level+1] == dst
all_ent = set(range(len(self.rs.background_set)))
incl_ctx = set([e for e,c in ctx])
incl_ctx = set([e for e, c in ctx])
excl_ctx = all_ent - incl_ctx
ctx_enc = True
for e,c in ctx:
for e, c in ctx:
ctx_enc = simplify(And(ctx_enc, self.v_ctx[level][e] == c))
for e in excl_ctx:
@@ -275,7 +323,7 @@ class SmtCheckerRSC(object):
"""Encodes the state at the given level with the minimal required concentration levels"""
enc = True
for ent,conc in state:
for ent, conc in state:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] >= conc)
@@ -284,14 +332,14 @@ class SmtCheckerRSC(object):
def enc_state_with_blocking(self, level, prop):
"""Encodes the state at the given level with blocking certain concentrations"""
required,blocked = prop
required, blocked = prop
enc = True
for ent,conc in required:
for ent, conc in required:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] >= conc)
for ent,conc in blocked:
for ent, conc in blocked:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] < conc)
@@ -312,9 +360,12 @@ class SmtCheckerRSC(object):
for var_id in range(len(self.v[level])):
var_rep = repr(m[self.v[level][var_id]])
if not var_rep.isdigit():
raise RuntimeError("unexpected: representation is not a positive integer")
raise RuntimeError(
"unexpected: representation is not a positive integer")
if int(var_rep) > 0:
print(" " + self.rs.get_entity_name(var_id) + "=" + var_rep, end="")
print(
" " + self.rs.get_entity_name(var_id) + "=" + var_rep,
end="")
# print(" " + repr(m[self.v[level][var_id]]), end="")
print(" }")
@@ -324,17 +375,23 @@ class SmtCheckerRSC(object):
for var_id in range(len(self.v[level])):
var_rep = repr(m[self.v_ctx[level][var_id]])
if not var_rep.isdigit():
raise RuntimeError("unexpected: representation is not a positive integer")
raise RuntimeError(
"unexpected: representation is not a positive integer")
if int(var_rep) > 0:
print(" " + self.rs.get_entity_name(var_id) + "=" + var_rep, end="")
print(
" " + self.rs.get_entity_name(var_id) + "=" + var_rep,
end="")
print(" }")
def check_rsltl(self, formula, print_witness=True, print_time=True, print_mem=True, max_level=None):
def check_rsltl(
self, formula, print_witness=True, print_time=True, print_mem=True,
max_level=None):
"""Bounded Model Checking for rsLTL properties"""
self.reset()
print("[" + colour_str(C_BOLD, "i") + "] Running rsLTL bounded model checking")
print("[" + colour_str(C_BOLD, "i") +
"] Running rsLTL bounded model checking")
print("[" + colour_str(C_BOLD, "i") + "] Formula: " + str(formula))
if print_time:
@@ -357,31 +414,42 @@ class SmtCheckerRSC(object):
while True:
self.prepare_all_variables()
self.solver.add(self.enc_concentration_levels_assertion(self.current_level+1))
self.solver.add(
self.enc_concentration_levels_assertion(
self.current_level + 1))
print("\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
print(
"\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
stdout.flush()
# reachability test:
self.solver.push()
print("[" + colour_str(C_BOLD, "i") + "] Generating the formula encoding...")
print("[" + colour_str(C_BOLD, "i") +
"] Generating the formula encoding...")
f = encoder.get_encoding(formula, self.current_level)
ncalls = encoder.get_ncalls()
print("[" + colour_str(C_BOLD, "i") + "] Cache hits: " + str(encoder.get_cache_hits()) + ", encode calls: " + str(ncalls[0]) + " (approx: " + str(ncalls[1]) + ")")
print("[" + colour_str(C_BOLD, "i") + "] Adding the formula to the solver...")
print("[" + colour_str(C_BOLD, "i") + "] Cache hits: " +
str(encoder.get_cache_hits()) + ", encode calls: " +
str(ncalls[0]) + " (approx: " + str(ncalls[1]) + ")")
print("[" + colour_str(C_BOLD, "i") +
"] Adding the formula to the solver...")
encoder.flush_cache()
self.solver.add(f)
print("[" + colour_str(C_BOLD, "i") + "] Adding the loops encoding...")
print("[" + colour_str(C_BOLD, "i") +
"] Adding the loops encoding...")
self.solver.add(self.get_loop_encodings())
result = self.solver.check()
if result == sat:
print("[" + colour_str(C_BOLD, "+") + "] " + colour_str(C_GREEN, "SAT at level=" + str(self.current_level)))
print(
"[" + colour_str(C_BOLD, "+") + "] " +
colour_str(
C_GREEN, "SAT at level=" + str(self.current_level)))
if print_witness:
print("\n{:=^70}".format("[ WITNESS ]"))
self.decode_witness(self.current_level)
@@ -389,10 +457,12 @@ class SmtCheckerRSC(object):
else:
self.solver.pop()
print("[" + colour_str(C_BOLD, "i") + "] Unrolling the transition relation")
print("[" + colour_str(C_BOLD, "i") +
"] Unrolling the transition relation")
self.solver.add(self.enc_transition_relation(self.current_level))
print("{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
print(
"{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
self.current_level += 1
if not max_level is None and self.current_level > max_level:
@@ -404,10 +474,17 @@ class SmtCheckerRSC(object):
stop = resource.getrusage(resource.RUSAGE_SELF).ru_utime
self.verification_time = stop-start
print()
print("\n[i] {: >60}".format(" Time: " + repr(self.verification_time) + " s"))
print(
"\n[i] {: >60}".format(
" Time: " + repr(self.verification_time) + " s"))
if print_mem:
print("[i] {: >60}".format(" Memory: " + repr(resource.getrusage(resource.RUSAGE_SELF).ru_maxrss/(1024*1024)) + " MB"))
print(
"[i] {: >60}".format(
" Memory: " +
repr(
resource.getrusage(resource.RUSAGE_SELF).ru_maxrss /
(1024 * 1024)) + " MB"))
def dummy_unroll(self, levels):
"""Unrolls the variables for testing purposes"""
@@ -446,8 +523,9 @@ class SmtCheckerRSC(object):
Therefore, the encoding starts at 1, not at 0.
"""
for i in range(1,k+1):
loop_enc = simplify(And(loop_enc, Implies( loop_var == i, self.state_equality(i-1, k) )))
for i in range(1, k+1):
loop_enc = simplify(And(loop_enc, Implies(
loop_var == i, self.state_equality(i-1, k))))
return loop_enc
@@ -471,20 +549,28 @@ class SmtCheckerRSC(object):
while True:
self.prepare_all_variables()
self.solver.add(self.enc_concentration_levels_assertion(self.current_level+1))
self.solver.add(
self.enc_concentration_levels_assertion(
self.current_level + 1))
print("\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
print(
"\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
stdout.flush()
# reachability test:
print("[" + colour_str(C_BOLD, "i") + "] Adding the reachability test...")
print("[" + colour_str(C_BOLD, "i") +
"] Adding the reachability test...")
self.solver.push()
self.solver.add(self.enc_state_with_blocking(self.current_level,state))
self.solver.add(self.enc_state_with_blocking(
self.current_level, state))
result = self.solver.check()
if result == sat:
print("[" + colour_str(C_BOLD, "+") + "] " + colour_str(C_GREEN, "SAT at level=" + str(self.current_level)))
print(
"[" + colour_str(C_BOLD, "+") + "] " +
colour_str(
C_GREEN, "SAT at level=" + str(self.current_level)))
if print_witness:
print("\n{:=^70}".format("[ WITNESS ]"))
self.decode_witness(self.current_level)
@@ -492,10 +578,12 @@ class SmtCheckerRSC(object):
else:
self.solver.pop()
print("[" + colour_str(C_BOLD, "i") + "] Unrolling the transition relation")
print("[" + colour_str(C_BOLD, "i") +
"] Unrolling the transition relation")
self.solver.add(self.enc_transition_relation(self.current_level))
print("{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
print(
"{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
self.current_level += 1
if self.current_level > max_level:
@@ -507,10 +595,17 @@ class SmtCheckerRSC(object):
stop = resource.getrusage(resource.RUSAGE_SELF).ru_utime
self.verification_time = stop-start
print()
print("\n[i] {: >60}".format(" Time: " + repr(self.verification_time) + " s"))
print(
"\n[i] {: >60}".format(
" Time: " + repr(self.verification_time) + " s"))
if print_mem:
print("[i] {: >60}".format(" Memory: " + repr(resource.getrusage(resource.RUSAGE_SELF).ru_maxrss/(1024*1024)) + " MB"))
print(
"[i] {: >60}".format(
" Memory: " +
repr(
resource.getrusage(resource.RUSAGE_SELF).ru_maxrss /
(1024 * 1024)) + " MB"))
def get_verification_time(self):
return self.verification_time
@@ -532,21 +627,25 @@ class SmtCheckerRSC(object):
while True:
self.prepare_all_variables()
print("-----[ Working at level=" + str(self.current_level) + " ]-----")
print(
"-----[ Working at level=" + str(self.current_level) + " ]-----")
stdout.flush()
# reachability test:
print("[i] Adding the reachability test...")
self.solver.push()
s = self.enc_min_state(self.current_level,state)
s = self.enc_min_state(self.current_level, state)
print("Test: ", s)
self.solver.add(s)
result = self.solver.check()
if result == sat:
print("\n[+] " + colour_str(C_RED, "SAT at level=" + str(self.current_level)))
print(
"\n[+] " +
colour_str(
C_RED, "SAT at level=" + str(self.current_level)))
if print_witness:
self.decode_witness(self.current_level)
break
@@ -565,8 +664,7 @@ class SmtCheckerRSC(object):
print("Stopping at level=" + str(max_level))
break
else:
x=input("Next level? ")
x=x.lower()
x = input("Next level? ")
x = x.lower()
if not (x == "y" or x == "yes"):
break

209
smt/smt_checker_rsc_param.py
View File

@@ -17,9 +17,11 @@ from rs.reaction_system_with_concentrations_param import ParameterObj, is_param
# def simplify(x):
# return x
def z3_max(a, b):
return If(a > b, a, b)
class SmtCheckerRSCParam(object):
def __init__(self, rsca, optimise=False):
@@ -27,7 +29,8 @@ class SmtCheckerRSCParam(object):
rsca.sanity_check()
if not rsca.is_concentr_and_param_compatible():
raise RuntimeError("RS and CA with concentrations (and parameters) expected")
raise RuntimeError(
"RS and CA with concentrations (and parameters) expected")
self.rs = rsca.rs
self.ca = rsca.ca
@@ -39,7 +42,7 @@ class SmtCheckerRSCParam(object):
def initialise(self):
"""Initialises all the variables used by the checker"""
### "Currently" used variables (loaded from self.path_v...)
# "Currently" used variables (loaded from self.path_v...)
self.v = None
self.v_ctx = None
self.ca_state = None
@@ -48,7 +51,7 @@ class SmtCheckerRSCParam(object):
self.v_improd = None
self.v_improd_for_entities = None
### Per-path variables
# Per-path variables
self.path_v = dict()
self.path_v_ctx = dict()
self.path_ca_state = dict()
@@ -77,7 +80,7 @@ class SmtCheckerRSCParam(object):
if self.optimise:
self.solver = Optimize()
else:
self.solver = Solver() #For("QF_FD")
self.solver = Solver() # For("QF_FD")
self.verification_time = None
@@ -97,7 +100,8 @@ class SmtCheckerRSCParam(object):
def prepare_all_path_variables(self, path_idx):
"""Prepares the variables for a given path index"""
print_info("Preparing variables for path={:d} (level={:d})".format(path_idx, self.next_level_to_encode))
print_info("Preparing variables for path={:d} (level={:d})".format(
path_idx, self.next_level_to_encode))
self.prepare_state_variables(path_idx)
self.prepare_context_variables(path_idx)
@@ -107,7 +111,8 @@ class SmtCheckerRSCParam(object):
def prepare_loop_position_variables(self, path_idx):
"""Prepares the variables for loop positions"""
self.path_loop_position[path_idx] = Int("p{:d}_loop_pos".format(path_idx))
self.path_loop_position[path_idx] = Int(
"p{:d}_loop_pos".format(path_idx))
def prepare_context_variables(self, path_idx):
"""Prepares all the context variables"""
@@ -186,7 +191,8 @@ class SmtCheckerRSCParam(object):
for entity in self.rs.set_of_bgset_ids:
entity_name = self.rs.get_entity_name(entity)
new_var = Int("p{:d}L{:d}_ImProd_r{:d}_{:s}".format(path_idx, level, reaction_id, entity_name))
new_var = Int("p{:d}L{:d}_ImProd_r{:d}_{:s}".format(
path_idx, level, reaction_id, entity_name))
entities_dict[entity] = new_var
all_entities_dict.setdefault(entity, [])
@@ -196,7 +202,8 @@ class SmtCheckerRSCParam(object):
for entity, conc in products:
entity_name = self.rs.get_entity_name(entity)
new_var = Int("p{:d}L{:d}_ImProd_r{:d}_{:s}".format(path_idx, level, reaction_id, entity_name))
new_var = Int("p{:d}L{:d}_ImProd_r{:d}_{:s}".format(
path_idx, level, reaction_id, entity_name))
entities_dict[entity] = new_var
all_entities_dict.setdefault(entity, [])
@@ -222,7 +229,9 @@ class SmtCheckerRSCParam(object):
vars_for_param = []
for entity in self.rs.ordered_list_of_bgset_ids:
new_var = Int("Pm{:s}_{:s}".format(param_name, self.rs.get_entity_name(entity)))
new_var = Int(
"Pm{:s}_{:s}".format(
param_name, self.rs.get_entity_name(entity)))
vars_for_param.append(new_var)
self.v_param[param_name] = vars_for_param
@@ -262,10 +271,13 @@ class SmtCheckerRSCParam(object):
for pvar in param_vars:
# TODO: fixed upper limit: 100 (have a per-param setting for that)
enc_param_gz = simplify(And(enc_param_gz, pvar >= 0, pvar < 100))
enc_param_at_least_one = simplify(Or(enc_param_at_least_one, pvar > 0))
enc_param_gz = simplify(
And(enc_param_gz, pvar >= 0, pvar < 100))
enc_param_at_least_one = simplify(
Or(enc_param_at_least_one, pvar > 0))
enc_non_empty = simplify(And(enc_non_empty, enc_param_at_least_one))
enc_non_empty = simplify(
And(enc_non_empty, enc_param_at_least_one))
return simplify(And(enc_param_gz, enc_non_empty))
@@ -284,7 +296,8 @@ class SmtCheckerRSCParam(object):
only those that can possibly go below 0.
"""
print_info("Concentration level assertions for path={:d} (level={:d})".format(path_idx, level))
print_info("Concentration level assertions for path={:d} (level={:d})".format(
path_idx, level))
enc_gz = True
@@ -292,12 +305,15 @@ class SmtCheckerRSCParam(object):
var = self.path_v[path_idx][level][e_i]
var_ctx = self.path_v_ctx[path_idx][level][e_i]
e_max = self.rs.get_max_concentration_level(e_i)
enc_gz = simplify(And(enc_gz, var >= 0, var_ctx >= 0, var <= e_max, var_ctx <= e_max))
enc_gz = simplify(And(enc_gz, var >= 0, var_ctx >=
0, var <= e_max, var_ctx <= e_max))
vars_per_reaction = self.path_v_improd_for_entities[path_idx][level + 1]
vars_per_reaction = self.path_v_improd_for_entities[path_idx][
level + 1]
if e_i in vars_per_reaction:
for var_improd in vars_per_reaction[e_i]:
enc_gz = simplify(And(enc_gz, var_improd >= 0, var_improd <= e_max))
enc_gz = simplify(
And(enc_gz, var_improd >= 0, var_improd <= e_max))
return enc_gz
@@ -310,7 +326,8 @@ class SmtCheckerRSCParam(object):
# the initial concentration levels are zeroed
rs_init_state_enc = simplify(And(rs_init_state_enc, v == 0))
ca_init_state_enc = self.path_ca_state[path_idx][level] == self.ca.get_init_state_id()
ca_init_state_enc = self.path_ca_state[path_idx][level] == self.ca.get_init_state_id(
)
init_state_enc = simplify(And(rs_init_state_enc, ca_init_state_enc))
@@ -337,28 +354,35 @@ class SmtCheckerRSCParam(object):
for entity in self.rs.set_of_bgset_ids:
rct_inh_constr = And(rct_inh_constr,
Implies(self.v_param[inh_param_name][entity] > 0,
self.v_param[rct_param_name][entity] < self.v_param[inh_param_name][entity]))
Implies(
self.v_param
[inh_param_name][entity] > 0,
self.v_param
[rct_param_name][entity] <
self.v_param
[inh_param_name][entity]))
elif (not is_param(reactants)) and is_param(inhibitors):
inh_param_name = inhibitors.name
for entity, conc in reactants:
assert conc > 0, "Unexpected concentration level!"
rct_inh_constr = And(rct_inh_constr,
Implies(self.v_param[inh_param_name][entity] > 0,
conc < self.v_param[inh_param_name][entity]))
rct_inh_constr = And(
rct_inh_constr,
Implies(
self.v_param[inh_param_name][entity] > 0, conc <
self.v_param[inh_param_name][entity]))
elif is_param(reactants) and (not is_param(inhibitors)):
rct_param_name = reactants.name
for entity, conc in inhibitors:
assert conc > 0, "Unexpected concentration level!"
rct_inh_constr = And(rct_inh_constr, self.v_param[rct_param_name][entity] < conc)
rct_inh_constr = And(
rct_inh_constr, self.v_param[rct_param_name][entity] < conc)
return rct_inh_constr
def enc_single_reaction(self, level, path_idx, reaction):
"""
Encodes a single reaction
@@ -412,24 +436,28 @@ class SmtCheckerRSCParam(object):
if is_param(products):
param_name = products.name
for entity in self.rs.set_of_bgset_ids:
enc_products = simplify(And(enc_products,
self.path_v_improd[path_idx][level + 1][reaction_id][entity] == self.v_param[param_name][entity]))
enc_products = simplify(
And(
enc_products, self.
path_v_improd[path_idx]
[level + 1][reaction_id]
[entity] == self.v_param
[param_name][entity]))
else:
for entity, conc in products:
enc_products = simplify(And(enc_products,
self.path_v_improd[path_idx][level + 1][reaction_id][entity] == conc))
enc_products = simplify(And(
enc_products, self.path_v_improd[path_idx][level + 1][reaction_id][entity] == conc))
# Nothing is produced (when the reaction is disabled)
enc_no_prod = True
if is_param(products):
for entity in self.rs.set_of_bgset_ids:
enc_no_prod = And(enc_no_prod,
self.path_v_improd[path_idx][level + 1][reaction_id][entity] == 0)
enc_no_prod = And(
enc_no_prod, self.path_v_improd[path_idx][level + 1][reaction_id][entity] == 0)
else:
for entity, _ in products:
enc_no_prod = simplify(And(enc_no_prod,
self.path_v_improd[path_idx][level + 1][reaction_id][entity] == 0))
enc_no_prod = simplify(And(
enc_no_prod, self.path_v_improd[path_idx][level + 1][reaction_id][entity] == 0))
#
# (R and I) iff P
@@ -439,7 +467,8 @@ class SmtCheckerRSCParam(object):
#
# ~(R and I) iff P_zero
#
enc_not_enabled = Not(And(enc_reactants, enc_inhibitors)) == enc_no_prod
enc_not_enabled = Not(
And(enc_reactants, enc_inhibitors)) == enc_no_prod
enc_reaction = And(enc_enabled, enc_not_enabled)
@@ -461,7 +490,8 @@ class SmtCheckerRSCParam(object):
enc_cond = False
for entity in self.rs.set_of_bgset_ids:
enc_cond = simplify(Or(enc_cond, self.path_v[path_idx][level][entity] > 0, self.path_v_ctx[path_idx][level][entity] > 0))
enc_cond = simplify(
Or(enc_cond, self.path_v[path_idx][level][entity] > 0, self.path_v_ctx[path_idx][level][entity] > 0))
return enc_cond
@@ -506,13 +536,15 @@ class SmtCheckerRSCParam(object):
current_v_improd_for_entities = self.path_v_improd_for_entities[path_idx][level + 1]
for entity in self.rs.set_of_bgset_ids:
per_reaction_vars = current_v_improd_for_entities.get(entity, [])
enc_max_prod = simplify(
And(enc_max_prod, self.path_v[path_idx][level + 1][entity] == self.enc_max(per_reaction_vars)))
enc_max_prod = simplify(And(
enc_max_prod, self.path_v[path_idx][level + 1][entity] == self.enc_max(per_reaction_vars)))
# make sure at least one entity is >0
enc_general_cond = self.enc_general_reaction_enabledness(level, path_idx)
enc_general_cond = self.enc_general_reaction_enabledness(
level, path_idx)
enc_trans_with_max = simplify(And(enc_general_cond, enc_max_prod, enc_trans))
enc_trans_with_max = simplify(
And(enc_general_cond, enc_max_prod, enc_trans))
# print(enc_trans_with_max)
@@ -541,22 +573,24 @@ class SmtCheckerRSCParam(object):
enc_trans = False
for src,ctx,dst in self.ca.transitions:
for src, ctx, dst in self.ca.transitions:
src_enc = self.path_ca_state[path_idx][level] == src
dst_enc = self.path_ca_state[path_idx][level+1] == dst
all_ent = set(range(len(self.rs.background_set)))
incl_ctx = set([e for e,c in ctx])
incl_ctx = set([e for e, c in ctx])
excl_ctx = all_ent - incl_ctx
ctx_enc = True
for e,c in ctx:
ctx_enc = simplify(And(ctx_enc, self.path_v_ctx[path_idx][level][e] == c))
for e, c in ctx:
ctx_enc = simplify(
And(ctx_enc, self.path_v_ctx[path_idx][level][e] == c))
for e in excl_ctx:
ctx_enc = simplify(And(ctx_enc, self.path_v_ctx[path_idx][level][e] == 0))
ctx_enc = simplify(
And(ctx_enc, self.path_v_ctx[path_idx][level][e] == 0))
cur_trans = simplify(And(src_enc, ctx_enc, dst_enc))
enc_trans = simplify(Or(enc_trans, cur_trans))
@@ -572,7 +606,7 @@ class SmtCheckerRSCParam(object):
"""Encodes the state at the given level with the minimal required concentration levels"""
enc = True
for ent,conc in state:
for ent, conc in state:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] >= conc)
@@ -581,14 +615,14 @@ class SmtCheckerRSCParam(object):
def enc_state_with_blocking(self, level, prop):
"""Encodes the state at the given level with blocking certain concentrations"""
required,blocked = prop
required, blocked = prop
enc = True
for ent,conc in required:
for ent, conc in required:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] >= conc)
for ent,conc in blocked:
for ent, conc in blocked:
e_id = self.rs.get_entity_id(ent)
enc = And(enc, self.v[level][e_id] < conc)
@@ -690,18 +724,22 @@ class SmtCheckerRSCParam(object):
"unexpected: representation is not a positive integer")
if int(var_rep) > 0:
print(
" " + str(self.rs.get_entity_name(entity)) + "=" + str(var_rep),
" " + str(self.rs.get_entity_name(entity)) + "=" +
str(var_rep),
end="")
print(" }")
print()
def enc_concentration_levels_assertions_for_paths(self, level, num_of_paths):
def enc_concentration_levels_assertions_for_paths(
self, level, num_of_paths):
additional_assertions = []
for path_idx in range(num_of_paths):
additional_assertions.append(self.enc_concentration_levels_assertion(level, path_idx))
additional_assertions.append(self.enc_param_concentration_levels_assertion())
additional_assertions.append(
self.enc_concentration_levels_assertion(level, path_idx))
additional_assertions.append(
self.enc_param_concentration_levels_assertion())
return additional_assertions
@@ -765,7 +803,9 @@ class SmtCheckerRSCParam(object):
self.current_level = 0
# assertions for all the paths and parameters
self.solver_add(self.enc_concentration_levels_assertions_for_paths(0, num_of_paths))
self.solver_add(
self.enc_concentration_levels_assertions_for_paths(
0, num_of_paths))
self.solver_add(self.enc_param_concentration_levels_assertion())
self.solver_add(self.enc_param_sanity_for_reactions())
@@ -819,10 +859,13 @@ class SmtCheckerRSCParam(object):
self.prepare_all_variables(num_of_paths)
# assertions for all the paths
self.solver_add(self.enc_concentration_levels_assertions_for_paths(self.current_level + 1, num_of_paths))
self.solver_add(
self.enc_concentration_levels_assertions_for_paths(
self.current_level + 1, num_of_paths))
print_info("Unrolling the transition relation")
self.solver_add(self.enc_transition_relation_for_paths(self.current_level, num_of_paths))
self.solver_add(self.enc_transition_relation_for_paths(
self.current_level, num_of_paths))
self.print_level()
@@ -885,8 +928,9 @@ class SmtCheckerRSCParam(object):
Therefore, the encoding starts at 1, not at 0.
"""
for i in range(1,k+1):
loop_enc = simplify(And(loop_enc, Implies( loop_var == i, self.state_equality(i-1, k) )))
for i in range(1, k+1):
loop_enc = simplify(And(loop_enc, Implies(
loop_var == i, self.state_equality(i-1, k))))
return loop_enc
@@ -923,20 +967,28 @@ class SmtCheckerRSCParam(object):
while True:
self.prepare_all_variables()
self.solver_add(self.enc_concentration_levels_assertion(self.current_level+1))
self.solver_add(
self.enc_concentration_levels_assertion(
self.current_level + 1))
print("\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
print(
"\n{:-^70}".format("[ Working at level=" + str(self.current_level) + " ]"))
stdout.flush()
# reachability test:
print("[" + colour_str(C_BOLD, "i") + "] Adding the reachability test...")
print("[" + colour_str(C_BOLD, "i") +
"] Adding the reachability test...")
self.solver.push()
self.solver_add(self.enc_state_with_blocking(self.current_level,state))
self.solver_add(self.enc_state_with_blocking(
self.current_level, state))
result = self.solver.check()
if result == sat:
print("[" + colour_str(C_BOLD, "+") + "] " + colour_str(C_GREEN, "SAT at level=" + str(self.current_level)))
print(
"[" + colour_str(C_BOLD, "+") + "] " +
colour_str(
C_GREEN, "SAT at level=" + str(self.current_level)))
if print_witness:
print("\n{:=^70}".format("[ WITNESS ]"))
self.decode_witness(self.current_level)
@@ -944,10 +996,12 @@ class SmtCheckerRSCParam(object):
else:
self.solver.pop()
print("[" + colour_str(C_BOLD, "i") + "] Unrolling the transition relation")
print("[" + colour_str(C_BOLD, "i") +
"] Unrolling the transition relation")
self.solver_add(self.enc_transition_relation(self.current_level))
print("{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
print(
"{:->70}".format("[ level=" + str(self.current_level) + " done ]"))
self.current_level += 1
if self.current_level > max_level:
@@ -959,16 +1013,21 @@ class SmtCheckerRSCParam(object):
stop = resource.getrusage(resource.RUSAGE_SELF).ru_utime
self.verification_time = stop-start
print()
print("\n[i] {: >60}".format(" Time: " + repr(self.verification_time) + " s"))
print(
"\n[i] {: >60}".format(
" Time: " + repr(self.verification_time) + " s"))
if print_mem:
print("[i] {: >60}".format(" Memory: " + repr(resource.getrusage(resource.RUSAGE_SELF).ru_maxrss/(1024*1024)) + " MB"))
print(
"[i] {: >60}".format(
" Memory: " +
repr(
resource.getrusage(resource.RUSAGE_SELF).ru_maxrss /
(1024 * 1024)) + " MB"))
def get_verification_time(self):
return self.verification_time
def show_encoding(self, state, print_witness=True,
print_time=False, print_mem=False, max_level=100):
"""Encoding debug function"""
@@ -986,21 +1045,25 @@ class SmtCheckerRSCParam(object):
while True:
self.prepare_all_variables()
print("-----[ Working at level=" + str(self.current_level) + " ]-----")
print(
"-----[ Working at level=" + str(self.current_level) + " ]-----")
stdout.flush()
# reachability test:
print("[i] Adding the reachability test...")
self.solver.push()
s = self.enc_min_state(self.current_level,state)
s = self.enc_min_state(self.current_level, state)
print("Test: ", s)
self.solver_add(s)
result = self.solver.check()
if result == sat:
print("\n[+] " + colour_str(C_RED, "SAT at level=" + str(self.current_level)))
print(
"\n[+] " +
colour_str(
C_RED, "SAT at level=" + str(self.current_level)))
if print_witness:
self.decode_witness(self.current_level)
break
@@ -1019,8 +1082,8 @@ class SmtCheckerRSCParam(object):
print("Stopping at level=" + str(max_level))
break
else:
x=input("Next level? ")
x=x.lower()
x = input("Next level? ")
x = x.lower()
if not (x == "y" or x == "yes"):
break