Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r114-tall-174876423000594.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is LamportFastMutEx-COL-2, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876423000594
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 176K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 38K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-00
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-01
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-02
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-03
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-04
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-05
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-06
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-07
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-08
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-09
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-10
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-11
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-12
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-13
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-14
FORMULA_NAME LamportFastMutEx-COL-2-CTLFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748871440415

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-2
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202505121319
[2025-06-02 13:37:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 13:37:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 13:37:21] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-02 13:37:22] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 13:37:22] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 648 ms
[2025-06-02 13:37:22] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 69 PT places and 117.0 transition bindings in 22 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 27 ms.
[2025-06-02 13:37:22] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 7 ms.
[2025-06-02 13:37:22] [INFO ] Skeletonized 6 HLPN properties in 9 ms. Removed 10 properties that had guard overlaps.
Initial state reduction rules removed 2 formulas.
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 4 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 168 steps (0 resets) in 13 ms. (12 steps per ms) remains 0/3 properties
[2025-06-02 13:37:22] [INFO ] Flatten gal took : 28 ms
[2025-06-02 13:37:22] [INFO ] Flatten gal took : 3 ms
Domain [pid(3), pid(3)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2025-06-02 13:37:22] [INFO ] Unfolded HLPN to a Petri net with 69 places and 96 transitions 402 arcs in 20 ms.
[2025-06-02 13:37:22] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 34 transitions.
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 42 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 5 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2025-06-02 13:37:22] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2025-06-02 13:37:22] [INFO ] Computed 10 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:23] [INFO ] Implicit Places using invariants in 172 ms returned []
[2025-06-02 13:37:23] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2025-06-02 13:37:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:23] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-06-02 13:37:23] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2025-06-02 13:37:23] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2025-06-02 13:37:23] [INFO ] Invariant cache hit.
[2025-06-02 13:37:23] [INFO ] State equation strengthened by 16 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 8 places in 65 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 4 ms to minimize.
Problem TDEAD10 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 3 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 2 ms to minimize.
Problem TDEAD24 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 11 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 3 ms to minimize.
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:23] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Problem TDEAD29 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 9 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 10 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 3 ms to minimize.
Problem TDEAD3 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 11 solved, 49 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 2 ms to minimize.
Problem TDEAD2 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 1/29 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/29 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 56/100 variables, 44/73 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 16/89 constraints. Problems are: Problem set: 12 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:24] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 1/90 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 0/90 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 0/100 variables, 0/90 constraints. Problems are: Problem set: 12 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 90 constraints, problems are : Problem set: 12 solved, 48 unsolved in 2211 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 56/100 variables, 44/74 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 16/90 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 48/138 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/138 constraints. Problems are: Problem set: 12 solved, 48 unsolved
At refinement iteration 10 (OVERLAPS) 0/100 variables, 0/138 constraints. Problems are: Problem set: 12 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 138 constraints, problems are : Problem set: 12 solved, 48 unsolved in 1341 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 48/60 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3592ms problems are : Problem set: 12 solved, 48 unsolved
Search for dead transitions found 12 dead transitions in 3601ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in LTL mode, iteration 1 : 44/44 places, 50/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3901 ms. Remains : 44/44 places, 50/62 transitions.
Support contains 42 out of 44 places after structural reductions.
[2025-06-02 13:37:26] [INFO ] Flatten gal took : 9 ms
[2025-06-02 13:37:26] [INFO ] Flatten gal took : 11 ms
[2025-06-02 13:37:26] [INFO ] Input system was already deterministic with 50 transitions.
Reduction of identical properties reduced properties to check from 27 to 26
RANDOM walk for 40000 steps (8 resets) in 1053 ms. (37 steps per ms) remains 1/26 properties
BEST_FIRST walk for 40004 steps (8 resets) in 561 ms. (71 steps per ms) remains 1/1 properties
[2025-06-02 13:37:27] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
// Phase 1: matrix 48 rows 44 cols
[2025-06-02 13:37:27] [INFO ] Computed 10 invariants in 1 ms
[2025-06-02 13:37:27] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp22 is UNSAT
After SMT solving in domain Real declared 37/92 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 7/10 constraints, State Equation: 0/44 constraints, ReadFeed: 0/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
[2025-06-02 13:37:27] [INFO ] Flatten gal took : 5 ms
[2025-06-02 13:37:27] [INFO ] Flatten gal took : 9 ms
[2025-06-02 13:37:27] [INFO ] Input system was already deterministic with 50 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 0 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:27] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:27] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-02 13:37:27] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:27] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:27] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:27] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:27] [INFO ] Invariant cache hit.
[2025-06-02 13:37:27] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:27] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:27] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:27] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 9 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:28] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1983 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:30] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:30] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2075 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4071ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 4072ms
Finished structural reductions in LTL mode , in 1 iterations and 4163 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:31] [INFO ] Flatten gal took : 6 ms
[2025-06-02 13:37:31] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:31] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:31] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:31] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:31] [INFO ] Time to serialize gal into /tmp/CTLFireability16490446307718426866.gal : 1 ms
[2025-06-02 13:37:31] [INFO ] Time to serialize properties into /tmp/CTLFireability10998508677336787533.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16490446307718426866.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10998508677336787533.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.030529,4472,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: EG((EX((((!(E(((((P_await_13_1>=1)&&(P_done_4>=1))&&(P_done_5>=1))||(((P_await_13_2>=1)&&(P_done_7>=1))&&(P_done_8>=1))) U ((((y_1>=1)&&(...521
=> equivalent forward existential formula: [FwdG(Init,(EX((((!(E(((((P_await_13_1>=1)&&(P_done_4>=1))&&(P_done_5>=1))||(((P_await_13_2>=1)&&(P_done_7>=1))&...564
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
(forward)formula 0,1,0.160968,10616,1,0,215,31478,128,117,1498,38065,192
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:31] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:31] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-02 13:37:31] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:32] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:32] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:32] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:32] [INFO ] Invariant cache hit.
[2025-06-02 13:37:32] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 8 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:32] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:33] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:33] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1924 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:34] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:34] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2017 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3956ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3957ms
Finished structural reductions in LTL mode , in 1 iterations and 4058 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:35] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:36] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:36] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:36] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:36] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:36] [INFO ] Time to serialize gal into /tmp/CTLFireability6340307479911413228.gal : 1 ms
[2025-06-02 13:37:36] [INFO ] Time to serialize properties into /tmp/CTLFireability8506631098882529672.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6340307479911413228.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8506631098882529672.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.018042,4516,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: AG((EX(EG(!(A(((((y_1>=1)&&(P_ify0_4_1>=1))||((y_1>=1)&&(P_ify0_4_2>=1)))||(((y_2>=1)&&(P_ify0_4_1>=1))||((y_2>=1)&&(P_ify0_4_2>=1)))) U ...1557
=> equivalent forward existential formula: ((([(EY((FwdU((FwdU(Init,TRUE) * !(EX(EG(!(!((E(!((((x_1>=1)&&(P_ifxi_10_1>=1))||((x_2>=1)&&(P_ifxi_10_2>=1)))) ...3326
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
Using saturation style SCC detection
(forward)formula 0,0,0.184305,12324,1,0,259,44656,154,124,1661,42839,276
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 5 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:36] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:36] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-02 13:37:36] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:36] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:36] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:37:36] [INFO ] Redundant transitions in 0 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:36] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:36] [INFO ] Invariant cache hit.
[2025-06-02 13:37:36] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:36] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:37] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1912 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:38] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:38] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2064 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3983ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3984ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 4097 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:40] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:40] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:40] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:40] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:40] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:40] [INFO ] Time to serialize gal into /tmp/CTLFireability6908523080855712403.gal : 1 ms
[2025-06-02 13:37:40] [INFO ] Time to serialize properties into /tmp/CTLFireability17019257844714316603.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6908523080855712403.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17019257844714316603.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.01792,4516,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: EF((EG((((((P_b_2>=1)&&(P_wait_7>=1))&&(P_await_13_2>=1))||(((P_b_4>=1)&&(P_wait_8>=1))&&(P_await_13_2>=1)))||((((P_b_4>=1)&&(P_wait_5>=1...355
=> equivalent forward existential formula: [FwdG((FwdU(Init,TRUE) * ((((y_1>=1)&&(P_ify0_4_1>=1))||((y_1>=1)&&(P_ify0_4_2>=1)))||(((y_2>=1)&&(P_ify0_4_1>=1...405
Hit Full ! (commute/partial/dont) 32/0/18
(forward)formula 0,0,0.052251,6308,1,0,13,10087,20,3,1211,5782,12
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:40] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:40] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-02 13:37:40] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:40] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:40] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:40] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:40] [INFO ] Invariant cache hit.
[2025-06-02 13:37:40] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 8 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 7 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:40] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 9 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 10 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 8 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:41] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1852 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:42] [INFO ] Deduced a trap composed of 11 places in 49 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:43] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2079 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3939ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3941ms
Finished structural reductions in LTL mode , in 1 iterations and 4017 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:44] [INFO ] Flatten gal took : 5 ms
[2025-06-02 13:37:44] [INFO ] Flatten gal took : 4 ms
[2025-06-02 13:37:44] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:44] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:44] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:44] [INFO ] Time to serialize gal into /tmp/CTLFireability9615458304329883758.gal : 1 ms
[2025-06-02 13:37:44] [INFO ] Time to serialize properties into /tmp/CTLFireability3483890771173437123.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9615458304329883758.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3483890771173437123.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.026325,4644,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: EG((EX(A((((y_0>=1)&&(P_awaity_1>=1))||((y_0>=1)&&(P_awaity_2>=1))) U ((((P_b_3>=1)&&(P_setbi_24_1>=1))||((P_b_5>=1)&&(P_setbi_24_2>=1)))...1618
=> equivalent forward existential formula: [FwdG(Init,(EX(!((E(!(((((P_b_3>=1)&&(P_setbi_24_1>=1))||((P_b_5>=1)&&(P_setbi_24_2>=1)))||(((P_b_4>=1)&&(P_setb...2299
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
(forward)formula 0,0,0.310946,17864,1,0,403,77849,163,179,1616,71393,484
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:44] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:44] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-02 13:37:44] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:44] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:44] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:44] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:44] [INFO ] Invariant cache hit.
[2025-06-02 13:37:44] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 8 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 9 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 10 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:45] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:46] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1910 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:47] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:47] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2005 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3920ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3921ms
Finished structural reductions in LTL mode , in 1 iterations and 4021 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 5 ms
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:48] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:48] [INFO ] Time to serialize gal into /tmp/CTLFireability4480490079969392416.gal : 0 ms
[2025-06-02 13:37:48] [INFO ] Time to serialize properties into /tmp/CTLFireability9682927213910777750.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4480490079969392416.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9682927213910777750.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.019823,4516,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: EX((((((P_b_2<1)||(P_wait_7<1))||(P_await_13_2<1))&&(((P_b_4<1)||(P_wait_8<1))||(P_await_13_2<1)))&&((((P_b_4<1)||(P_wait_5<1))||(P_await...214
=> equivalent forward existential formula: [(EY(Init) * (((((P_b_2<1)||(P_wait_7<1))||(P_await_13_2<1))&&(((P_b_4<1)||(P_wait_8<1))||(P_await_13_2<1)))&&((...259
(forward)formula 0,1,0.022825,4772,1,0,8,2560,8,1,357,2590,2
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:48] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:48] [INFO ] Implicit Places using invariants in 48 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 42/44 places, 50/50 transitions.
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:48] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:48] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:48] [INFO ] Time to serialize gal into /tmp/CTLFireability3102097583104360064.gal : 1 ms
[2025-06-02 13:37:48] [INFO ] Time to serialize properties into /tmp/CTLFireability12714221778523706180.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3102097583104360064.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12714221778523706180.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.017718,4628,2,594,5,2612,6,0,220,2614,0


Converting to forward existential form...Done !
original formula: EX(EX(AF(EX(((((y_1>=1)&&(P_ify0_4_1>=1))||((y_1>=1)&&(P_ify0_4_2>=1)))||(((y_2>=1)&&(P_ify0_4_1>=1))||((y_2>=1)&&(P_ify0_4_2>=1))))))))
=> equivalent forward existential formula: [(EY(EY(Init)) * !(EG(!(EX(((((y_1>=1)&&(P_ify0_4_1>=1))||((y_1>=1)&&(P_ify0_4_2>=1)))||(((y_2>=1)&&(P_ify0_4_1>...205
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
Using saturation style SCC detection
(forward)formula 0,1,0.109254,9492,1,0,153,28916,122,66,1466,25005,133
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:49] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:49] [INFO ] Implicit Places using invariants in 36 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 42/44 places, 50/50 transitions.
[2025-06-02 13:37:49] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:49] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:49] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:49] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:49] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:49] [INFO ] Time to serialize gal into /tmp/CTLFireability3774614086890084485.gal : 0 ms
[2025-06-02 13:37:49] [INFO ] Time to serialize properties into /tmp/CTLFireability16941601551961777297.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3774614086890084485.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16941601551961777297.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.021231,4632,2,594,5,2612,6,0,220,2614,0


Converting to forward existential form...Done !
original formula: AX(EG(E(EF((((y_0>=1)&&(P_ify0_4_1>=1))||((y_0>=1)&&(P_ify0_4_2>=1)))) U ((((((x_0>=1)&&(P_ifxi_10_2>=1))||((x_2>=1)&&(P_ifxi_10_1>=1)))|...398
=> equivalent forward existential formula: [(EY(Init) * !(EG(E(E(TRUE U (((y_0>=1)&&(P_ify0_4_1>=1))||((y_0>=1)&&(P_ify0_4_2>=1)))) U ((((((x_0>=1)&&(P_ifx...451
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
(forward)formula 0,1,0.156111,11416,1,0,161,40255,123,68,1469,36059,156
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:49] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:49] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-02 13:37:49] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:49] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:49] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:49] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:49] [INFO ] Invariant cache hit.
[2025-06-02 13:37:49] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 4 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:49] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:50] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1828 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:51] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:51] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2088 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3922ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3923ms
Finished structural reductions in LTL mode , in 1 iterations and 4010 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 5 ms
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 6 ms
[2025-06-02 13:37:53] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:53] [INFO ] Time to serialize gal into /tmp/CTLFireability17961349909981108466.gal : 1 ms
[2025-06-02 13:37:53] [INFO ] Time to serialize properties into /tmp/CTLFireability16076954858206826050.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17961349909981108466.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16076954858206826050.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.022382,4524,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: (EF((AF(((((((x_0>=1)&&(P_ifxi_10_2>=1))||((x_2>=1)&&(P_ifxi_10_1>=1)))||(((x_0>=1)&&(P_ifxi_10_1>=1))||((x_1>=1)&&(P_ifxi_10_2>=1))))||(...1476
=> equivalent forward existential formula: [(FwdU(FwdU((Init * E(TRUE U (!(EG(!(((((((x_0>=1)&&(P_ifxi_10_2>=1))||((x_2>=1)&&(P_ifxi_10_1>=1)))||(((x_0>=1)...1559
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
Hit Full ! (commute/partial/dont) 2/0/48
(forward)formula 0,1,0.183871,12460,1,0,232,44957,141,98,1674,40820,236
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:53] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:53] [INFO ] Implicit Places using invariants in 42 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 43 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 50/50 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 50/50 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 46 ms. Remains : 42/44 places, 50/50 transitions.
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:53] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:53] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:53] [INFO ] Time to serialize gal into /tmp/CTLFireability4373193294475087219.gal : 0 ms
[2025-06-02 13:37:53] [INFO ] Time to serialize properties into /tmp/CTLFireability8496395806570906311.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4373193294475087219.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8496395806570906311.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.023702,4628,2,594,5,2612,6,0,220,2614,0


Converting to forward existential form...Done !
original formula: (EX(((((EX((((y_2>=1)&&(P_ifyi_15_2>=1))||((y_1>=1)&&(P_ifyi_15_1>=1)))) + ((y_2>=1)&&(P_ifyi_15_2>=1))) + (((y_1>=1)&&(P_ifyi_15_1>=1))|...855
=> equivalent forward existential formula: [(FwdU((Init * EX(((((EX((((y_2>=1)&&(P_ifyi_15_2>=1))||((y_1>=1)&&(P_ifyi_15_1>=1)))) + ((y_2>=1)&&(P_ifyi_15_2...937
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
(forward)formula 0,0,0.165361,11540,1,0,240,40954,131,103,1461,35713,236
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 50/50 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2025-06-02 13:37:53] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:53] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-02 13:37:53] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:37:53] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 13:37:53] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Running 48 sub problems to find dead transitions.
[2025-06-02 13:37:53] [INFO ] Flow matrix only has 48 transitions (discarded 2 similar events)
[2025-06-02 13:37:53] [INFO ] Invariant cache hit.
[2025-06-02 13:37:53] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 9 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 9 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 8 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:54] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 9 (OVERLAPS) 0/92 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 88 constraints, problems are : Problem set: 0 solved, 48 unsolved in 1868 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 2/44 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 48/92 variables, 44/74 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 14/88 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 48/136 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:56] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/92 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 13:37:56] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/92 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 12 (OVERLAPS) 0/92 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 138 constraints, problems are : Problem set: 0 solved, 48 unsolved in 2079 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 44/44 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3964ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 3967ms
Finished structural reductions in LTL mode , in 1 iterations and 4042 ms. Remains : 44/44 places, 50/50 transitions.
[2025-06-02 13:37:57] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:57] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:57] [INFO ] Input system was already deterministic with 50 transitions.
[2025-06-02 13:37:57] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:57] [INFO ] Flatten gal took : 2 ms
[2025-06-02 13:37:57] [INFO ] Time to serialize gal into /tmp/CTLFireability14442267225287621968.gal : 1 ms
[2025-06-02 13:37:57] [INFO ] Time to serialize properties into /tmp/CTLFireability13791084290594838405.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14442267225287621968.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13791084290594838405.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,380,0.026633,4516,2,569,5,2560,6,0,228,2590,0


Converting to forward existential form...Done !
original formula: A(A(AX(!(AG((((((P_b_2>=1)&&(P_wait_7>=1))&&(P_await_13_2>=1))||(((P_b_4>=1)&&(P_wait_8>=1))&&(P_await_13_2>=1)))||((((P_b_4>=1)&&(P_wait...2001
=> equivalent forward existential formula: [((Init * !(EG(!(((EG(!(E(((((((P_b_2>=1)&&(P_wait_7>=1))&&(P_await_13_2>=1))||(((P_b_4>=1)&&(P_wait_8>=1))&&(P_...6906
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t4, t5, t6, t7, t12, t13, t16, t17, t18, t19, t32, t33, t34, t35, t36, t37, t42, t43,...284
Using saturation style SCC detection
(forward)formula 0,0,0.359013,17464,1,0,316,72193,151,144,1665,65232,365
FORMULA LamportFastMutEx-COL-2-CTLFireability-2025-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-02 13:37:58] [INFO ] Flatten gal took : 3 ms
[2025-06-02 13:37:58] [INFO ] Flatten gal took : 3 ms
Total runtime 36369 ms.

BK_STOP 1748871478243

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LamportFastMutEx-COL-2"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is LamportFastMutEx-COL-2, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876423000594"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-2.tgz
mv LamportFastMutEx-COL-2 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "CTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;