Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r058-smll-174854063700187.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 Dekker-PT-020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854063700187
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 247K 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 Dekker-PT-020-LTLCardinality-00
FORMULA_NAME Dekker-PT-020-LTLCardinality-01
FORMULA_NAME Dekker-PT-020-LTLCardinality-02
FORMULA_NAME Dekker-PT-020-LTLCardinality-03
FORMULA_NAME Dekker-PT-020-LTLCardinality-04
FORMULA_NAME Dekker-PT-020-LTLCardinality-05
FORMULA_NAME Dekker-PT-020-LTLCardinality-06
FORMULA_NAME Dekker-PT-020-LTLCardinality-07
FORMULA_NAME Dekker-PT-020-LTLCardinality-08
FORMULA_NAME Dekker-PT-020-LTLCardinality-09
FORMULA_NAME Dekker-PT-020-LTLCardinality-10
FORMULA_NAME Dekker-PT-020-LTLCardinality-11
FORMULA_NAME Dekker-PT-020-LTLCardinality-12
FORMULA_NAME Dekker-PT-020-LTLCardinality-13
FORMULA_NAME Dekker-PT-020-LTLCardinality-14
FORMULA_NAME Dekker-PT-020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748640891302

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Dekker-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 21:34:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 21:34:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 21:34:54] [INFO ] Load time of PNML (sax parser for PT used): 204 ms
[2025-05-30 21:34:54] [INFO ] Transformed 100 places.
[2025-05-30 21:34:54] [INFO ] Transformed 440 transitions.
[2025-05-30 21:34:54] [INFO ] Found NUPN structural information;
[2025-05-30 21:34:54] [INFO ] Parsed PT model containing 100 places and 440 transitions and 3240 arcs in 411 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Dekker-PT-020-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 100 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 49 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:34:54] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 100 cols
[2025-05-30 21:34:54] [INFO ] Computed 60 invariants in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:34:55] [INFO ] Implicit Places using invariants in 660 ms returned [40, 46, 49, 52, 55, 58, 64, 67, 70, 79, 82, 85, 88, 91, 94, 97]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 763 ms to find 16 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 84/100 places, 440/440 transitions.
Applied a total of 0 rules in 12 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 856 ms. Remains : 84/100 places, 440/440 transitions.
Support contains 23 out of 84 places after structural reductions.
[2025-05-30 21:34:55] [INFO ] Flatten gal took : 104 ms
[2025-05-30 21:34:55] [INFO ] Flatten gal took : 66 ms
[2025-05-30 21:34:56] [INFO ] Input system was already deterministic with 440 transitions.
RANDOM walk for 40000 steps (8 resets) in 2788 ms. (14 steps per ms) remains 3/15 properties
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 1/3 properties
[2025-05-30 21:34:57] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 84 cols
[2025-05-30 21:34:57] [INFO ] Computed 44 invariants in 2 ms
[2025-05-30 21:34:57] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/9 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 38/47 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/47 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 98/145 variables, 60/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/145 variables, 60/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/145 variables, 16/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/145 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 19/164 variables, 22/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/164 variables, 19/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 3/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 19/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/164 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/164 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 232 constraints, problems are : Problem set: 0 solved, 1 unsolved in 407 ms.
Refiners :[Domain max(s): 84/84 constraints, Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 84/84 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 3/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 4/9 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/9 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 38/47 variables, 20/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/47 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 98/145 variables, 60/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/145 variables, 60/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/145 variables, 16/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/145 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/145 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 19/164 variables, 22/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/164 variables, 19/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/164 variables, 3/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/164 variables, 19/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/164 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/164 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 233 constraints, problems are : Problem set: 0 solved, 1 unsolved in 330 ms.
Refiners :[Domain max(s): 84/84 constraints, Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 84/84 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 785ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=1 )
Parikh walk visited 1 properties in 11 ms.
FORMULA Dekker-PT-020-LTLCardinality-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 10 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:34:58] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:34:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:34:58] [INFO ] Implicit Places using invariants in 250 ms returned [42, 55, 64, 67]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 252 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 80/84 places, 440/440 transitions.
Applied a total of 0 rules in 7 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 271 ms. Remains : 80/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 311 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 49 steps with 0 reset in 6 ms.
FORMULA Dekker-PT-020-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-020-LTLCardinality-00 finished in 658 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p1))||p0)))'
Support contains 3 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 8 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:34:58] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:34:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:34:59] [INFO ] Implicit Places using invariants in 309 ms returned [42, 64, 67]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 312 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 81/84 places, 440/440 transitions.
Applied a total of 0 rules in 6 ms. Remains 81 /81 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 326 ms. Remains : 81/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 162 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-01
Product exploration explored 100000 steps with 50000 reset in 783 ms.
Product exploration explored 100000 steps with 50000 reset in 432 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0)]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Dekker-PT-020-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Dekker-PT-020-LTLCardinality-01 finished in 1773 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 39 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:35:00] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:35:00] [INFO ] Implicit Places using invariants in 204 ms returned [42, 55, 64, 67]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 206 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 80/84 places, 440/440 transitions.
Applied a total of 0 rules in 19 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 266 ms. Remains : 80/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 502 ms.
Stack based approach found an accepted trace after 22 steps with 0 reset with depth 23 and stack size 23 in 1 ms.
FORMULA Dekker-PT-020-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-020-LTLCardinality-04 finished in 837 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0))&&F((!p1||G(F((!p1||G(!p0)))))))))'
Support contains 4 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:35:01] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:35:01] [INFO ] Implicit Places using invariants in 226 ms returned [42, 55, 64, 67]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 231 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 80/84 places, 440/440 transitions.
Applied a total of 0 rules in 3 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 237 ms. Remains : 80/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 235 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), (AND p1 p0)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-09
Product exploration explored 100000 steps with 0 reset in 520 ms.
Product exploration explored 100000 steps with 0 reset in 658 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 1 factoid took 429 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 251 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1), false, false]
RANDOM walk for 40000 steps (8 resets) in 676 ms. (59 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 283 ms. (140 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 3/3 properties
[2025-05-30 21:35:04] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2025-05-30 21:35:04] [INFO ] Computed 40 invariants in 3 ms
[2025-05-30 21:35:04] [INFO ] State equation strengthened by 20 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 5/16 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 16/32 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 32/64 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/64 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 80/144 variables, 48/108 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/144 variables, 48/156 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/144 variables, 16/172 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/144 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 16/160 variables, 16/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/160 variables, 16/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/160 variables, 16/220 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 220 constraints, problems are : Problem set: 0 solved, 3 unsolved in 252 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 5/16 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:04] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/16 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 16/32 variables, 16/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/32 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 32/64 variables, 20/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/64 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 80/144 variables, 48/109 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/144 variables, 48/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/144 variables, 16/173 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/144 variables, 3/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:04] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:04] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:05] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:05] [INFO ] Deduced a trap composed of 4 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:05] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:05] [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
[2025-05-30 21:35:05] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/144 variables, 7/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:05] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/144 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/144 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 16/160 variables, 16/200 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/160 variables, 16/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/160 variables, 16/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/160 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 0/160 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 160/160 variables, and 232 constraints, problems are : Problem set: 0 solved, 3 unsolved in 955 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1230ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 2 properties in 197 ms.
Support contains 4 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 24 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 80/80 places, 440/440 transitions.
RANDOM walk for 40000 steps (8 resets) in 383 ms. (104 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 974652 steps, run timeout after 3001 ms. (steps per millisecond=324 ) properties seen :0 out of 1
Probabilistic random walk after 974652 steps, saw 497850 distinct states, run finished after 3030 ms. (steps per millisecond=321 ) properties seen :0
[2025-05-30 21:35:08] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:08] [INFO ] Invariant cache hit.
[2025-05-30 21:35:08] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/16 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 16/32 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 32/64 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/64 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 80/144 variables, 48/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/144 variables, 48/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/144 variables, 16/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/144 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 16/160 variables, 16/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/160 variables, 16/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/160 variables, 16/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/160 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 220 constraints, problems are : Problem set: 0 solved, 1 unsolved in 181 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/16 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 16/32 variables, 16/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 32/64 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/64 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 80/144 variables, 48/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/144 variables, 48/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/144 variables, 16/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/144 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:09] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:09] [INFO ] Deduced a trap composed of 4 places in 59 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:09] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:09] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:09] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/144 variables, 5/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/144 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 16/160 variables, 16/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/160 variables, 16/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/160 variables, 16/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/160 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/160 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 160/160 variables, and 226 constraints, problems are : Problem set: 0 solved, 1 unsolved in 590 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 787ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 4 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 19 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 80/80 places, 440/440 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 16 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:35:09] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:35:09] [INFO ] Implicit Places using invariants in 181 ms returned []
[2025-05-30 21:35:09] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:35:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-05-30 21:35:10] [INFO ] Implicit Places using invariants and state equation in 287 ms returned []
Implicit Place search using SMT with State Equation took 472 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 21:35:10] [INFO ] Redundant transitions in 62 ms returned []
Running 420 sub problems to find dead transitions.
[2025-05-30 21:35:10] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:35:10] [INFO ] Invariant cache hit.
[2025-05-30 21:35:10] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:12] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:12] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:12] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:12] [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
[2025-05-30 21:35:12] [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
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:13] [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
[2025-05-30 21:35:13] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 20/140 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [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
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [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
[2025-05-30 21:35:14] [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
[2025-05-30 21:35:14] [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
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:14] [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
[2025-05-30 21:35:15] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:15] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:15] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 20/160 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [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
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:17] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:18] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:18] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:18] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:18] [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
[2025-05-30 21:35:18] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 14/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 6 (OVERLAPS) 80/160 variables, 80/254 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/160 variables, 20/274 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/160 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 9 (OVERLAPS) 0/160 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 420 unsolved
No progress, stopping.
After SMT solving in domain Real declared 160/160 variables, and 274 constraints, problems are : Problem set: 0 solved, 420 unsolved in 28117 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/80 variables, 40/120 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 54/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (OVERLAPS) 80/160 variables, 80/254 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 20/274 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 420/694 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:45] [INFO ] Deduced a trap composed of 4 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:45] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:45] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:45] [INFO ] Deduced a trap composed of 4 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:45] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [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
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [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
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:46] [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
[2025-05-30 21:35:46] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/160 variables, 20/714 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:47] [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
[2025-05-30 21:35:47] [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
[2025-05-30 21:35:47] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:47] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:47] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [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
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [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
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:48] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/160 variables, 20/734 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:49] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:50] [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
[2025-05-30 21:35:50] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/160 variables, 20/754 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [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
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:52] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:53] [INFO ] Deduced a trap composed of 4 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:53] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:53] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:53] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:53] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/160 variables, 20/774 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:54] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:54] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:55] [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
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [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
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [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
[2025-05-30 21:35:56] [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
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [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
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [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
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:56] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:57] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:57] [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
[2025-05-30 21:35:57] [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
[2025-05-30 21:35:58] [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
[2025-05-30 21:35:58] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/160 variables, 20/794 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:59] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:35:59] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:01] [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
[2025-05-30 21:36:01] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:01] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:02] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/160 variables, 6/800 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:04] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:05] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:05] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:05] [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
[2025-05-30 21:36:05] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/160 variables, 5/805 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:08] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 21:36:08] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 160/160 variables, and 807 constraints, problems are : Problem set: 0 solved, 420 unsolved in 30036 ms.
Refiners :[Domain max(s): 80/80 constraints, Positive P Invariants (semi-flows): 40/40 constraints, State Equation: 80/80 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 167/167 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 58516ms problems are : Problem set: 0 solved, 420 unsolved
Search for dead transitions found 0 dead transitions in 58534ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59124 ms. Remains : 80/80 places, 440/440 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 120 edges and 80 vertex of which 16 are kept as prefixes of interest. Removing 64 places using SCC suffix rule.2 ms
Discarding 64 places :
Also discarding 352 output transitions
Drop transitions (Output transitions of discarded places.) removed 352 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 0 with 72 rules applied. Total rules applied 73 place count 16 transition count 16
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 79 place count 12 transition count 14
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 81 place count 12 transition count 12
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 12 transition count 11
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 85 place count 10 transition count 10
Applied a total of 85 rules in 26 ms. Remains 10 /80 variables (removed 70) and now considering 10/440 (removed 430) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 10 rows 10 cols
[2025-05-30 21:36:08] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 21:36:08] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 21:36:09] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-05-30 21:36:09] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-05-30 21:36:09] [INFO ] After 13ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-05-30 21:36:09] [INFO ] After 48ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 118 ms.
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 1 factoid took 572 ms. Reduced automaton from 5 states, 12 edges and 2 AP (stutter insensitive) to 5 states, 12 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1), false, false]
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p0) p1), (NOT p0), (AND p0 p1), false, false]
[2025-05-30 21:36:10] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2025-05-30 21:36:10] [INFO ] Computed 40 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 21:36:10] [INFO ] [Real]Absence check using 40 positive place invariants in 5 ms returned unsat
Proved EG p1
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (G p1)]
Property proved to be false thanks to negative knowledge :(G p1)
Knowledge based reduction with 1 factoid took 640 ms. Reduced automaton from 5 states, 12 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Dekker-PT-020-LTLCardinality-09 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Dekker-PT-020-LTLCardinality-09 finished in 69703 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 4 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:36:11] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 84 cols
[2025-05-30 21:36:11] [INFO ] Computed 44 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:36:11] [INFO ] Implicit Places using invariants in 288 ms returned [42, 55, 64, 67]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 290 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 80/84 places, 440/440 transitions.
Applied a total of 0 rules in 3 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 297 ms. Remains : 80/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-12
Product exploration explored 100000 steps with 24677 reset in 933 ms.
Stack based approach found an accepted trace after 882 steps with 219 reset with depth 7 and stack size 7 in 8 ms.
FORMULA Dekker-PT-020-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-020-LTLCardinality-12 finished in 1454 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(F(p0))||(F(p0)&&F(!p1))) U (p2 U p3)))'
Support contains 6 out of 84 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 17 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:36:12] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:36:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:36:12] [INFO ] Implicit Places using invariants in 168 ms returned [55, 67]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 169 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 82/84 places, 440/440 transitions.
Applied a total of 0 rules in 31 ms. Remains 82 /82 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 217 ms. Remains : 82/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 160 ms :[(NOT p3), (NOT p0), (AND p1 (NOT p0)), (AND (NOT p0) p1)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-14
Product exploration explored 100000 steps with 6001 reset in 581 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 18 in 1 ms.
FORMULA Dekker-PT-020-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-020-LTLCardinality-14 finished in 983 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(p1)))'
Support contains 3 out of 84 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 84/84 places, 440/440 transitions.
Applied a total of 0 rules in 3 ms. Remains 84 /84 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2025-05-30 21:36:13] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2025-05-30 21:36:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:36:13] [INFO ] Implicit Places using invariants in 169 ms returned [42, 55, 64, 67]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 170 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 80/84 places, 440/440 transitions.
Applied a total of 0 rules in 2 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 175 ms. Remains : 80/84 places, 440/440 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : Dekker-PT-020-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 63 steps with 31 reset in 0 ms.
FORMULA Dekker-PT-020-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-020-LTLCardinality-15 finished in 341 ms.
All properties solved by simple procedures.
Total runtime 80135 ms.

BK_STOP 1748640973974

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="Dekker-PT-020"
export BK_EXAMINATION="LTLCardinality"
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 Dekker-PT-020, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r058-smll-174854063700187"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-020.tgz
mv Dekker-PT-020 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;