Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r082-smll-177946993600292.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is Dekker-PT-200, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600292
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 25M
-rw-r--r-- 1 mcc users 7.7K Mar 4 19:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 4 19:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 4 19:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 4 19:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 08:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 4 19:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Mar 4 19:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 4 19:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Mar 4 19:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 08:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 25M Mar 3 18:30 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-200-LTLFireability-00
FORMULA_NAME Dekker-PT-200-LTLFireability-01
FORMULA_NAME Dekker-PT-200-LTLFireability-02
FORMULA_NAME Dekker-PT-200-LTLFireability-03
FORMULA_NAME Dekker-PT-200-LTLFireability-04
FORMULA_NAME Dekker-PT-200-LTLFireability-05
FORMULA_NAME Dekker-PT-200-LTLFireability-06
FORMULA_NAME Dekker-PT-200-LTLFireability-07
FORMULA_NAME Dekker-PT-200-LTLFireability-08
FORMULA_NAME Dekker-PT-200-LTLFireability-09
FORMULA_NAME Dekker-PT-200-LTLFireability-10
FORMULA_NAME Dekker-PT-200-LTLFireability-11
FORMULA_NAME Dekker-PT-200-LTLFireability-12
FORMULA_NAME Dekker-PT-200-LTLFireability-13
FORMULA_NAME Dekker-PT-200-LTLFireability-14
FORMULA_NAME Dekker-PT-200-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779642423396

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Dekker-PT-200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 17:07:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 17:07:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 17:07:07] [INFO ] Load time of PNML (sax parser for PT used): 1874 ms
[2026-05-24 17:07:07] [INFO ] Transformed 1000 places.
[2026-05-24 17:07:07] [INFO ] Transformed 40400 transitions.
[2026-05-24 17:07:07] [INFO ] Found NUPN structural information;
[2026-05-24 17:07:07] [INFO ] Parsed PT model containing 1000 places and 40400 transitions and 320400 arcs in 2387 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Dekker-PT-200-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA Dekker-PT-200-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 293 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 40400/40400 transitions.
Applied a total of 0 rules in 1272 ms. Remains 1000 /1000 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:07:09] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6247501794405570338.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17574479331450970109.kers'
[2026-05-24 17:07:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6247501794405570338.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17574479331450970109.kers]
Culling duplicate invariants (modulo rational): removing 400 columns.
Culled 400 columns in 1 ms.
// Phase 1: matrix 800 rows 600 cols 1600 entries
Finished phase 1 with 400 SingleSign rule and 0 generalized
[2026-05-24 17:07:09] [INFO ] Computed 600 invariants in 4 ms
Computed 600 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-17574479331450970109.kers
Total runtime 7 ms.
[2026-05-24 17:07:18] [INFO ] Implicit Places using invariants in 8653 ms returned [400, 403, 406, 409, 412, 415, 418, 421, 424, 427, 430, 433, 436, 439, 442, 445, 448, 451, 454, 457, 460, 463, 466, 469, 472, 475, 478, 481, 484, 487, 490, 493, 496, 499, 502, 505, 508, 511, 514, 517, 520, 523, 526, 529, 532, 535, 538, 541, 544, 547, 550, 553, 556, 559, 562, 565, 568, 571, 574, 577, 580, 583, 586, 589, 592, 595, 598, 601, 604, 607, 610, 613, 616, 619, 622, 625, 628, 631, 634, 637, 640, 643, 646, 649, 652, 655, 658, 661, 664, 667, 670, 673, 676, 679, 682, 685, 688, 691, 694, 697, 700, 703, 706, 709, 712, 715, 718, 721, 724, 727, 730, 733, 736, 739, 742, 745, 748, 751, 754, 757, 760, 763, 766, 769, 772, 775, 778, 781, 784, 787, 790, 793, 796, 799, 802, 805, 808, 811, 814, 817, 820, 823, 826, 829, 832, 835, 838, 841, 844, 847, 850, 853, 856, 859, 862, 865, 868, 871, 874, 877, 880, 883, 886, 889, 892, 895, 898, 901, 904, 907, 910, 913, 916, 919, 922, 925, 928, 931, 934, 937, 940, 943, 946, 949, 952, 955, 958, 961, 964, 967, 970, 973, 976, 979, 982, 985, 988, 991, 994, 997]
Discarding 200 places :
Implicit Place search using SMT only with invariants took 8812 ms to find 200 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 800/1000 places, 40400/40400 transitions.
Applied a total of 0 rules in 854 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 10975 ms. Remains : 800/1000 places, 40400/40400 transitions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1077 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:07:20] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7104152849283716000.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-267809205349846160.kers'
[2026-05-24 17:07:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7104152849283716000.kers, --Pflows, --basisKERS=/tmp/petrispot-output-267809205349846160.kers]
Culling duplicate invariants (modulo rational): removing 200 columns.
Culled 200 columns in 1 ms.
// Phase 1: matrix 800 rows 600 cols 1600 entries
Finished phase 1 with 400 SingleSign rule and 0 generalized
[2026-05-24 17:07:20] [INFO ] Computed 400 invariants in 6 ms
Computed 400 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-267809205349846160.kers
Total runtime 8 ms.
[2026-05-24 17:07:26] [INFO ] Implicit Places using invariants in 5477 ms returned []
Implicit Place search using SMT only with invariants took 5480 ms to find 0 implicit places.
Running 40200 sub problems to find dead transitions.
[2026-05-24 17:07:26] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:07:26] [INFO ] Invariant cache hit.
[2026-05-24 17:07:26] [INFO ] State equation strengthened by 200 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 40200 unsolved
SMT process timed out in 143299ms, After SMT, problems are : Problem set: 0 solved, 40200 unsolved
Search for dead transitions found 0 dead transitions in 143634ms
Finished structural reductions in LTL mode , in 1 iterations and 150535 ms. Remains : 800/800 places, 40400/40400 transitions.
Support contains 293 out of 800 places after structural reductions.
[2026-05-24 17:09:52] [INFO ] Flatten gal took : 1960 ms
[2026-05-24 17:09:54] [INFO ] Flatten gal took : 1553 ms
[2026-05-24 17:09:56] [INFO ] Input system was already deterministic with 40400 transitions.
Reduction of identical properties reduced properties to check from 38 to 36
RANDOM walk for 40000 steps (8 resets) in 5752 ms. (6 steps per ms) remains 1/36 properties
BEST_FIRST walk for 804 steps (0 resets) in 135 ms. (5 steps per ms) remains 0/1 properties
FORMULA Dekker-PT-200-LTLFireability-02 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_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 6 out of 800 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 2978 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:10:03] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:10:03] [INFO ] Invariant cache hit.
[2026-05-24 17:10:13] [INFO ] Implicit Places using invariants in 10093 ms returned []
Implicit Place search using SMT only with invariants took 10101 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13084 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Stuttering acceptance computed with spot in 350 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-00
Product exploration explored 100000 steps with 76 reset in 7996 ms.
Stack based approach found an accepted trace after 6643 steps with 7 reset with depth 1231 and stack size 1226 in 592 ms.
FORMULA Dekker-PT-200-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-00 finished in 22195 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 800 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 2981 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:10:25] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:10:25] [INFO ] Invariant cache hit.
[2026-05-24 17:10:35] [INFO ] Implicit Places using invariants in 10469 ms returned []
Implicit Place search using SMT only with invariants took 10473 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13457 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : Dekker-PT-200-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 6940 ms.
Stack based approach found an accepted trace after 456 steps with 0 reset with depth 457 and stack size 456 in 30 ms.
FORMULA Dekker-PT-200-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-01 finished in 20591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1) U X(((F(p2)&&X(G(p3))) U p4))))'
Support contains 15 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 780 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:10:43] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:10:43] [INFO ] Invariant cache hit.
[2026-05-24 17:10:53] [INFO ] Implicit Places using invariants in 9704 ms returned []
Implicit Place search using SMT only with invariants took 9714 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10497 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1) U X(((F(p2)&&X(G(p3))) U p4))))'
Stuttering acceptance computed with spot in 668 ms :[(NOT p4), (NOT p4), (OR (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p3) (NOT p4))), (NOT p4), (NOT p2), (NOT p3), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p3)), (NOT p1)]
Running random walk in product with property : Dekker-PT-200-LTLFireability-03
Entered a terminal (fully accepting) state of product in 639 steps with 4 reset in 65 ms.
FORMULA Dekker-PT-200-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-03 finished in 11386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (X(!(F(p1) U p0)) U p2))))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1201 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:10:55] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:10:55] [INFO ] Invariant cache hit.
[2026-05-24 17:11:05] [INFO ] Implicit Places using invariants in 10035 ms returned []
Implicit Place search using SMT only with invariants took 10058 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 11262 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (X(!(F(p1) U p0)) U p2))))'
Stuttering acceptance computed with spot in 353 ms :[(NOT p2), p1, (AND p1 p0), p0, true, (NOT p2), (OR (NOT p2) p0)]
Running random walk in product with property : Dekker-PT-200-LTLFireability-04
Entered a terminal (fully accepting) state of product in 201 steps with 0 reset in 28 ms.
FORMULA Dekker-PT-200-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-04 finished in 11772 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(G(p0)))||(p0&&G(p1)))))))'
Support contains 6 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1392 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:11:07] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:11:07] [INFO ] Invariant cache hit.
[2026-05-24 17:11:17] [INFO ] Implicit Places using invariants in 9987 ms returned []
Implicit Place search using SMT only with invariants took 9995 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 11391 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(G(p0)))||(G(p1)&&p0))))))'
Stuttering acceptance computed with spot in 383 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Dekker-PT-200-LTLFireability-05
Entered a terminal (fully accepting) state of product in 527 steps with 0 reset in 36 ms.
FORMULA Dekker-PT-200-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-05 finished in 11926 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((X(p1) U p2)&&(X(p3) U p2)&&p0)))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 2399 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:11:20] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:11:20] [INFO ] Invariant cache hit.
[2026-05-24 17:11:30] [INFO ] Implicit Places using invariants in 10311 ms returned []
Implicit Place search using SMT only with invariants took 10312 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12717 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((X(p1) U p2)&&(X(p3) U p2)&&p0)))'
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (NOT p2) (NOT p0))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-06
Product exploration explored 100000 steps with 98 reset in 7225 ms.
Stack based approach found an accepted trace after 225 steps with 0 reset with depth 226 and stack size 226 in 19 ms.
FORMULA Dekker-PT-200-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-06 finished in 20201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U X(X(p1))) U X(p2)))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1125 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:11:39] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:11:39] [INFO ] Invariant cache hit.
[2026-05-24 17:11:49] [INFO ] Implicit Places using invariants in 9686 ms returned []
Implicit Place search using SMT only with invariants took 9695 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 10824 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U X(X(p1))) U X(p2)))'
Stuttering acceptance computed with spot in 388 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : Dekker-PT-200-LTLFireability-07
Entered a terminal (fully accepting) state of product in 55 steps with 0 reset in 8 ms.
FORMULA Dekker-PT-200-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-07 finished in 11349 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F((p1||X(p2)))&&p0)))))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 962 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:11:50] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:11:50] [INFO ] Invariant cache hit.
[2026-05-24 17:12:00] [INFO ] Implicit Places using invariants in 10176 ms returned []
Implicit Place search using SMT only with invariants took 10181 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 11151 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F((p1||X(p2)))&&p0)))))'
Stuttering acceptance computed with spot in 302 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA Dekker-PT-200-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-08 finished in 11579 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p0 U X(X(p1)))||F(p2)))))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1009 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:12:02] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:12:02] [INFO ] Invariant cache hit.
[2026-05-24 17:12:12] [INFO ] Implicit Places using invariants in 10067 ms returned []
Implicit Place search using SMT only with invariants took 10068 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 11082 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p0 U X(X(p1)))||F(p2)))))'
Stuttering acceptance computed with spot in 291 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-09
Product exploration explored 100000 steps with 434 reset in 7403 ms.
Stack based approach found an accepted trace after 232 steps with 1 reset with depth 31 and stack size 31 in 20 ms.
FORMULA Dekker-PT-200-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-09 finished in 18904 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 6 out of 800 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 2492 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:12:22] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:12:22] [INFO ] Invariant cache hit.
[2026-05-24 17:12:31] [INFO ] Implicit Places using invariants in 9216 ms returned []
Implicit Place search using SMT only with invariants took 9217 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11713 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Dekker-PT-200-LTLFireability-11
Product exploration explored 100000 steps with 179 reset in 7205 ms.
Stack based approach found an accepted trace after 370 steps with 0 reset with depth 371 and stack size 370 in 28 ms.
FORMULA Dekker-PT-200-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-11 finished in 19101 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(F((F(p0)&&X(!p0))))&&F(!p1))||G((F(p0)&&F(!p0)))))'
Support contains 5 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 954 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:12:40] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:12:40] [INFO ] Invariant cache hit.
[2026-05-24 17:12:48] [INFO ] Implicit Places using invariants in 7866 ms returned []
Implicit Place search using SMT only with invariants took 7867 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8823 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((F(p0)&&F(!p0)))||(X(F((F(p0)&&X(!p0))))&&F(p1))))'
Stuttering acceptance computed with spot in 292 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), true, (NOT p1), p0, (AND p0 (NOT p1))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-13
Product exploration explored 100000 steps with 299 reset in 6900 ms.
Stack based approach found an accepted trace after 160 steps with 0 reset with depth 161 and stack size 161 in 12 ms.
FORMULA Dekker-PT-200-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-13 finished in 16130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((F(p1) U p2)&&X((X(p3)||G(p4)))&&p0)))'
Support contains 209 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 686 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:12:56] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:12:56] [INFO ] Invariant cache hit.
[2026-05-24 17:13:03] [INFO ] Implicit Places using invariants in 7205 ms returned []
Implicit Place search using SMT only with invariants took 7208 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 7896 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((F(p1) U p2)&&X((X(p3)||G(p4)))&&p0)))'
Stuttering acceptance computed with spot in 895 ms :[(OR (NOT p0) (NOT p2) (AND (NOT p3) (NOT p4))), (OR (AND (NOT p1) (NOT p3) (NOT p4)) (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p2), (AND (NOT p3) (NOT p4)), (AND (NOT p1) (NOT p3) (NOT p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p3) (NOT p4))), (AND (NOT p3) (NOT p4)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3) (NOT p4))), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p4)), (AND (NOT p1) (NOT p3) (NOT p4)), (AND (NOT p2) (NOT p3) (NOT p4)), (AND (NOT p1) (NOT p3) (NOT p4)), (OR (AND (NOT p2) (NOT p4)) (AND (NOT p0) (NOT p4)) (AND (NOT p3) (NOT p4))), (OR (AND (NOT p0) (NOT p1) (NOT p4)) (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p3) (NOT p4))), (AND (NOT p2) (NOT p4))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 6957 ms.
Stack based approach found an accepted trace after 117 steps with 0 reset with depth 118 and stack size 118 in 10 ms.
FORMULA Dekker-PT-200-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-200-LTLFireability-14 finished in 15940 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p1)||p0))))'
Support contains 9 out of 800 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 800/800 places, 40400/40400 transitions.
Applied a total of 0 rules in 1110 ms. Remains 800 /800 variables (removed 0) and now considering 40400/40400 (removed 0) transitions.
[2026-05-24 17:13:12] [INFO ] Flow matrix only has 800 transitions (discarded 39600 similar events)
[2026-05-24 17:13:12] [INFO ] Invariant cache hit.
[2026-05-24 17:13:19] [INFO ] Implicit Places using invariants in 7537 ms returned []
Implicit Place search using SMT only with invariants took 7539 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 8653 ms. Remains : 800/800 places, 40400/40400 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p1)||p0))))'
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Dekker-PT-200-LTLFireability-15
Entered a terminal (fully accepting) state of product in 803 steps with 0 reset in 79 ms.
FORMULA Dekker-PT-200-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-200-LTLFireability-15 finished in 8962 ms.
All properties solved by simple procedures.
Total runtime 374719 ms.

BK_STOP 1779642800295

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -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-200"
export BK_EXAMINATION="LTLFireability"
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 2-5973"
echo " Executing tool itstools"
echo " Input is Dekker-PT-200, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r082-smll-177946993600292"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-200.tgz
mv Dekker-PT-200 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;