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.r338-smll-178021499300465.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 FileSystem-PT-N05I10B15, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499300465
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1004K
-rw-r--r-- 1 mcc users 8.2K May 27 10:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 27 10:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 27 10:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 27 10:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 51K May 27 10:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 173K May 27 10:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 27 10:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 13K May 27 10:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 27 10:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 27 10:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K May 27 10:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 27 10:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 21K May 27 10:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 10 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 349K Jun 10 11:57 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 FileSystem-PT-N05I10B15-CTLCardinality-2024-00
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-01
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-02
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-03
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-04
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-05
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-06
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-07
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-08
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-09
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-10
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-11
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-12
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-13
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-14
FORMULA_NAME FileSystem-PT-N05I10B15-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1781108987385

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FileSystem-PT-N05I10B15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-06-10 16:29:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-10 16:29:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 16:29:50] [INFO ] Load time of PNML (sax parser for PT used): 220 ms
[2026-06-10 16:29:50] [INFO ] Transformed 826 places.
[2026-06-10 16:29:50] [INFO ] Transformed 770 transitions.
[2026-06-10 16:29:50] [INFO ] Parsed PT model containing 826 places and 770 transitions and 2750 arcs in 434 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 24 ms.
Reduce places removed 10 places and 0 transitions.
Support contains 140 out of 816 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 816/816 places, 770/770 transitions.
Reduce places removed 120 places and 0 transitions.
Iterating post reduction 0 with 120 rules applied. Total rules applied 120 place count 696 transition count 770
Discarding 85 places :
Symmetric choice reduction at 1 with 85 rule applications. Total rules 205 place count 611 transition count 685
Iterating global reduction 1 with 85 rules applied. Total rules applied 290 place count 611 transition count 685
Applied a total of 290 rules in 162 ms. Remains 611 /816 variables (removed 205) and now considering 685/770 (removed 85) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-580618200643833227.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12070783702255417065.kers'
[2026-06-10 16:29:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-580618200643833227.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12070783702255417065.kers]
Culling duplicate invariants (modulo rational): removing 15 columns.
Culled 15 columns in 1 ms.
// Phase 1: matrix 685 rows 596 cols 1925 entries
Finished phase 1 with 579 SingleSign rule and 0 generalized
[2026-06-10 16:29:50] [INFO ] Computed 32 invariants in 13 ms
Computed 32 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-12070783702255417065.kers
Total runtime 17 ms.
[2026-06-10 16:29:52] [INFO ] Implicit Places using invariants in 1393 ms returned []
[2026-06-10 16:29:52] [INFO ] Invariant cache hit.
[2026-06-10 16:29:52] [INFO ] State equation strengthened by 150 read => feed constraints.
[2026-06-10 16:29:57] [INFO ] Implicit Places using invariants and state equation in 5289 ms returned []
Implicit Place search using SMT with State Equation took 6743 ms to find 0 implicit places.
Running 675 sub problems to find dead transitions.
[2026-06-10 16:29:57] [INFO ] Invariant cache hit.
[2026-06-10 16:29:57] [INFO ] State equation strengthened by 150 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 675 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/1296 variables, and 30 constraints, problems are : Problem set: 0 solved, 675 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 30/32 constraints, State Equation: 0/611 constraints, ReadFeed: 0/150 constraints, PredecessorRefiner: 675/675 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 675 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 675 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 675 unsolved
At refinement iteration 2 (OVERLAPS) 11/581 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 675 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
SMT process timed out in 61004ms, After SMT, problems are : Problem set: 3 solved, 672 unsolved
Search for dead transitions found 3 dead transitions in 61046ms
Found 3 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 3 transitions
Dead transitions reduction (with SMT) removed 3 transitions
Starting structural reductions in LTL mode, iteration 1 : 611/816 places, 682/770 transitions.
Reduce places removed 5 places and 6 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 606 transition count 676
Reduce places removed 3 places and 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 603 transition count 673
Deduced a syphon composed of 1 places in 3 ms
Applied a total of 8 rules in 26 ms. Remains 603 /611 variables (removed 8) and now considering 673/682 (removed 9) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1323060624842603633.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-872849950257228009.kers'
[2026-06-10 16:30:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1323060624842603633.kers, --Pflows, --basisKERS=/tmp/petrispot-output-872849950257228009.kers]
Culling trivial invariants: removing 1 columns.
Culling duplicate invariants (modulo rational): removing 15 columns.
Culled 16 columns in 1 ms.
// Phase 1: matrix 673 rows 587 cols 1891 entries
Finished phase 1 with 570 SingleSign rule and 1 generalized
[2026-06-10 16:30:58] [INFO ] Computed 32 invariants in 14 ms
Computed 32 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-872849950257228009.kers
Total runtime 16 ms.
[2026-06-10 16:30:59] [INFO ] Implicit Places using invariants in 559 ms returned []
[2026-06-10 16:30:59] [INFO ] Invariant cache hit.
[2026-06-10 16:30:59] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:31:05] [INFO ] Implicit Places using invariants and state equation in 6850 ms returned []
Implicit Place search using SMT with State Equation took 7414 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 603/816 places, 673/770 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 75503 ms. Remains : 603/816 places, 673/770 transitions.
Starting structural reductions in LTL mode, iteration 0 : 603/603 places, 673/673 transitions.
Deduced a syphon composed of 1 places in 15 ms
Applied a total of 0 rules in 29 ms. Remains 603 /603 variables (removed 0) and now considering 673/673 (removed 0) transitions.
[2026-06-10 16:31:06] [INFO ] Invariant cache hit.
[2026-06-10 16:31:06] [INFO ] Implicit Places using invariants in 616 ms returned []
[2026-06-10 16:31:06] [INFO ] Invariant cache hit.
[2026-06-10 16:31:07] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:31:14] [INFO ] Implicit Places using invariants and state equation in 8033 ms returned []
Implicit Place search using SMT with State Equation took 8655 ms to find 0 implicit places.
Running 663 sub problems to find dead transitions.
[2026-06-10 16:31:14] [INFO ] Invariant cache hit.
[2026-06-10 16:31:14] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/561 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 561/1276 variables, and 30 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 30/31 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/603 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/561 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/561 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 11/572 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 572/1276 variables, and 31 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 30/31 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/603 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/663 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60324ms problems are : Problem set: 0 solved, 663 unsolved
Search for dead transitions found 0 dead transitions in 60332ms
Finished structural reductions in LTL mode , in 1 iterations and 69022 ms. Remains : 603/603 places, 673/673 transitions.
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Support contains 139 out of 602 places after structural reductions.
[2026-06-10 16:32:15] [INFO ] Flatten gal took : 191 ms
[2026-06-10 16:32:15] [INFO ] Flatten gal took : 108 ms
[2026-06-10 16:32:15] [INFO ] Input system was already deterministic with 673 transitions.
Support contains 133 out of 602 places (down from 139) after GAL structural reductions.
RANDOM walk for 40000 steps (784 resets) in 3136 ms. (12 steps per ms) remains 71/76 properties
BEST_FIRST walk for 4004 steps (12 resets) in 32 ms. (121 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 29 ms. (133 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 35 ms. (111 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (11 resets) in 60 ms. (65 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 43 ms. (90 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 56 ms. (70 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 40 ms. (97 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 21 ms. (181 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 29 ms. (133 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 16 ms. (235 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (11 resets) in 15 ms. (250 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 16 ms. (235 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 17 ms. (222 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4002 steps (12 resets) in 38 ms. (102 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 18 ms. (210 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 27 ms. (143 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 23 ms. (166 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 19 ms. (200 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 22 ms. (174 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (11 resets) in 19 ms. (200 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 14 ms. (266 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 14 ms. (266 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 27 ms. (143 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 52 ms. (75 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 22 ms. (174 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 29 ms. (133 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 31 ms. (125 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 32 ms. (121 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 33 ms. (117 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 39 ms. (100 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 28 ms. (138 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4002 steps (12 resets) in 25 ms. (153 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 33 ms. (117 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 31 ms. (125 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (12 resets) in 32 ms. (121 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 31 ms. (125 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4003 steps (11 resets) in 24 ms. (160 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 31 ms. (125 steps per ms) remains 71/71 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 71/71 properties
Interrupted probabilistic random walk after 231382 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 71
Probabilistic random walk after 231382 steps, saw 40822 distinct states, run finished after 3011 ms. (steps per millisecond=76 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-804464775717915687.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14536413308225391345.kers'
[2026-06-10 16:32:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-804464775717915687.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14536413308225391345.kers]
Culling duplicate invariants (modulo rational): removing 15 columns.
Culled 15 columns in 0 ms.
// Phase 1: matrix 673 rows 587 cols 1891 entries
Finished phase 1 with 570 SingleSign rule and 1 generalized
[2026-06-10 16:32:20] [INFO ] Computed 31 invariants in 8 ms
Computed 31 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14536413308225391345.kers
Total runtime 10 ms.
[2026-06-10 16:32:20] [INFO ] State equation strengthened by 147 read => feed constraints.
Problem AtomicPropp5 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 70 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 70 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp24 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp31 is UNSAT
Problem AtomicPropp32 is UNSAT
Problem AtomicPropp39 is UNSAT
Problem AtomicPropp44 is UNSAT
Problem AtomicPropp45 is UNSAT
Problem AtomicPropp46 is UNSAT
Problem AtomicPropp48 is UNSAT
Problem AtomicPropp52 is UNSAT
Problem AtomicPropp53 is UNSAT
Problem AtomicPropp54 is UNSAT
Problem AtomicPropp60 is UNSAT
Problem AtomicPropp65 is UNSAT
Problem AtomicPropp68 is UNSAT
Problem AtomicPropp71 is UNSAT
Problem AtomicPropp72 is UNSAT
Problem AtomicPropp74 is UNSAT
At refinement iteration 2 (OVERLAPS) 302/425 variables, 16/17 constraints. Problems are: Problem set: 30 solved, 41 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/425 variables, 0/17 constraints. Problems are: Problem set: 30 solved, 41 unsolved
At refinement iteration 4 (OVERLAPS) 23/448 variables, 1/18 constraints. Problems are: Problem set: 30 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/448 variables, 0/18 constraints. Problems are: Problem set: 30 solved, 41 unsolved
At refinement iteration 6 (OVERLAPS) 13/461 variables, 13/31 constraints. Problems are: Problem set: 30 solved, 41 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/461 variables, 0/31 constraints. Problems are: Problem set: 30 solved, 41 unsolved
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp43 is UNSAT
Problem AtomicPropp61 is UNSAT
Problem AtomicPropp67 is UNSAT
At refinement iteration 8 (OVERLAPS) 666/1127 variables, 461/492 constraints. Problems are: Problem set: 36 solved, 35 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1127 variables, 147/639 constraints. Problems are: Problem set: 36 solved, 35 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1127 variables, 0/639 constraints. Problems are: Problem set: 36 solved, 35 unsolved
Problem AtomicPropp25 is UNSAT
At refinement iteration 11 (OVERLAPS) 148/1275 variables, 141/780 constraints. Problems are: Problem set: 37 solved, 34 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1275/1275 variables, and 780 constraints, problems are : Problem set: 37 solved, 34 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 602/602 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 71/71 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 37 solved, 34 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 1 (OVERLAPS) 318/383 variables, 15/15 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 0/15 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 3 (OVERLAPS) 28/411 variables, 1/16 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/411 variables, 9/25 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/411 variables, 0/25 constraints. Problems are: Problem set: 37 solved, 34 unsolved
At refinement iteration 6 (OVERLAPS) 33/444 variables, 15/40 constraints. Problems are: Problem set: 37 solved, 34 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 444/1275 variables, and 40 constraints, problems are : Problem set: 37 solved, 34 unsolved in 5010 ms.
Refiners :[Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/602 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/71 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10070ms problems are : Problem set: 37 solved, 34 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 65 out of 602 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 602/602 places, 673/673 transitions.
Graph (complete) has 1445 edges and 602 vertex of which 587 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.6 ms
Discarding 15 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 587 transition count 664
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 578 transition count 663
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 21 place count 577 transition count 663
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 51 place count 547 transition count 633
Iterating global reduction 3 with 30 rules applied. Total rules applied 81 place count 547 transition count 633
Performed 124 Post agglomeration using F-continuation condition.Transition count delta: 124
Deduced a syphon composed of 124 places in 2 ms
Reduce places removed 124 places and 0 transitions.
Iterating global reduction 3 with 248 rules applied. Total rules applied 329 place count 423 transition count 509
Free-agglomeration rule (complex) applied 117 times.
Iterating global reduction 3 with 117 rules applied. Total rules applied 446 place count 423 transition count 392
Reduce places removed 117 places and 0 transitions.
Iterating post reduction 3 with 117 rules applied. Total rules applied 563 place count 306 transition count 392
Applied a total of 563 rules in 236 ms. Remains 306 /602 variables (removed 296) and now considering 392/673 (removed 281) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 237 ms. Remains : 306/602 places, 392/673 transitions.
RANDOM walk for 40000 steps (1904 resets) in 1162 ms. (34 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (27 resets) in 25 ms. (153 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (25 resets) in 32 ms. (121 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 18 ms. (210 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (24 resets) in 18 ms. (210 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 21 ms. (182 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (27 resets) in 25 ms. (153 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 26 ms. (148 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (25 resets) in 18 ms. (210 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (26 resets) in 25 ms. (154 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (28 resets) in 24 ms. (160 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (25 resets) in 20 ms. (190 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (26 resets) in 20 ms. (190 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (26 resets) in 20 ms. (190 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (26 resets) in 16 ms. (235 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (25 resets) in 21 ms. (181 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (27 resets) in 22 ms. (174 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 19 ms. (200 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (25 resets) in 21 ms. (182 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (25 resets) in 22 ms. (174 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (26 resets) in 23 ms. (166 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 19 ms. (200 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 18 ms. (210 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (27 resets) in 21 ms. (182 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (26 resets) in 22 ms. (174 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4001 steps (25 resets) in 21 ms. (181 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4002 steps (25 resets) in 22 ms. (174 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (26 resets) in 19 ms. (200 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (25 resets) in 20 ms. (190 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (25 resets) in 16 ms. (235 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (26 resets) in 22 ms. (174 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (28 resets) in 31 ms. (125 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (25 resets) in 14 ms. (266 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (27 resets) in 15 ms. (250 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4003 steps (24 resets) in 15 ms. (250 steps per ms) remains 34/34 properties
Probably explored full state space saw : 49663 states, properties seen :0
Probabilistic random walk after 356602 steps, saw 49663 distinct states, run finished after 2813 ms. (steps per millisecond=126 ) properties seen :0
Explored full state space saw : 49664 states, properties seen :0
Exhaustive walk after 356608 steps, saw 49664 distinct states, run finished after 2694 ms. (steps per millisecond=132 ) properties seen :0
Successfully simplified 71 atomic propositions for a total of 16 simplifications.
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-06-10 16:32:37] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2026-06-10 16:32:37] [INFO ] Flatten gal took : 43 ms
[2026-06-10 16:32:37] [INFO ] Initial state reduction rules for CTL removed 4 formulas.
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-06-10 16:32:37] [INFO ] Flatten gal took : 38 ms
[2026-06-10 16:32:37] [INFO ] Input system was already deterministic with 673 transitions.
Support contains 2 out of 602 places (down from 6) after GAL structural reductions.
Computed a total of 182 stabilizing places and 268 stable transitions
Graph (complete) has 1460 edges and 602 vertex of which 572 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.20 ms
Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 37 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17903426296900250562.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5532950612933817364.kers'
[2026-06-10 16:32:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17903426296900250562.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5532950612933817364.kers]
Culling duplicate invariants (modulo rational): removing 15 columns.
Culled 15 columns in 0 ms.
// Phase 1: matrix 623 rows 507 cols 1711 entries
Finished phase 1 with 490 SingleSign rule and 1 generalized
[2026-06-10 16:32:37] [INFO ] Computed 31 invariants in 7 ms
Computed 31 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-5532950612933817364.kers
Total runtime 8 ms.
[2026-06-10 16:32:37] [INFO ] Implicit Places using invariants in 381 ms returned []
[2026-06-10 16:32:37] [INFO ] Invariant cache hit.
[2026-06-10 16:32:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:32:42] [INFO ] Implicit Places using invariants and state equation in 4655 ms returned []
Implicit Place search using SMT with State Equation took 5040 ms to find 0 implicit places.
Running 613 sub problems to find dead transitions.
[2026-06-10 16:32:42] [INFO ] Invariant cache hit.
[2026-06-10 16:32:42] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/511 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 613 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/511 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 613 unsolved
At refinement iteration 2 (OVERLAPS) 11/522 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 613 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 522/1145 variables, and 31 constraints, problems are : Problem set: 0 solved, 613 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/522 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 613/613 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 613 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/511 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 613 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/511 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 613 unsolved
At refinement iteration 2 (OVERLAPS) 11/522 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 613 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 522/1145 variables, and 31 constraints, problems are : Problem set: 0 solved, 613 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/522 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/613 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60233ms problems are : Problem set: 0 solved, 613 unsolved
Search for dead transitions found 0 dead transitions in 60239ms
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65321 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:33:42] [INFO ] Flatten gal took : 43 ms
[2026-06-10 16:33:42] [INFO ] Flatten gal took : 27 ms
[2026-06-10 16:33:42] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:33:42] [INFO ] Flatten gal took : 28 ms
[2026-06-10 16:33:42] [INFO ] Flatten gal took : 28 ms
[2026-06-10 16:33:42] [INFO ] Time to serialize gal into /tmp/CTLCardinality14858638124233577698.gal : 27 ms
[2026-06-10 16:33:42] [INFO ] Time to serialize properties into /tmp/CTLCardinality14352294261100286082.ctl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality14858638124233577698.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14352294261100286082.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.31126,33432,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: EG(EX(TRUE))
=> equivalent forward existential formula: [FwdG(Init,EX(TRUE))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t608, t609, t610, t611, t612, t614, t616, t618, t620, t622, Intersection with reachable at e...223
dead was empty
(forward)formula 0,0,24.0529,578740,1,0,141,1.5192e+06,690,55,10106,1.05833e+06,731
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 54 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
[2026-06-10 16:34:07] [INFO ] Invariant cache hit.
[2026-06-10 16:34:08] [INFO ] Implicit Places using invariants in 678 ms returned []
[2026-06-10 16:34:08] [INFO ] Invariant cache hit.
[2026-06-10 16:34:08] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:34:12] [INFO ] Implicit Places using invariants and state equation in 4915 ms returned []
Implicit Place search using SMT with State Equation took 5600 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5658 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:34:12] [INFO ] Flatten gal took : 36 ms
[2026-06-10 16:34:12] [INFO ] Flatten gal took : 21 ms
[2026-06-10 16:34:13] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:34:13] [INFO ] Flatten gal took : 19 ms
[2026-06-10 16:34:13] [INFO ] Flatten gal took : 19 ms
[2026-06-10 16:34:13] [INFO ] Time to serialize gal into /tmp/CTLCardinality248165076077418049.gal : 10 ms
[2026-06-10 16:34:13] [INFO ] Time to serialize properties into /tmp/CTLCardinality10147085527236116354.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality248165076077418049.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10147085527236116354.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.29243,33632,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: AG(AX(FALSE))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(FALSE))] = FALSE
(forward)formula 0,0,1.68296,33632,1,0,6,113652,7,1,3937,54539,1
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 23 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
[2026-06-10 16:34:14] [INFO ] Invariant cache hit.
[2026-06-10 16:34:15] [INFO ] Implicit Places using invariants in 592 ms returned []
[2026-06-10 16:34:15] [INFO ] Invariant cache hit.
[2026-06-10 16:34:16] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:34:20] [INFO ] Implicit Places using invariants and state equation in 5547 ms returned []
Implicit Place search using SMT with State Equation took 6144 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6168 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:34:21] [INFO ] Flatten gal took : 30 ms
[2026-06-10 16:34:21] [INFO ] Flatten gal took : 29 ms
[2026-06-10 16:34:21] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:34:21] [INFO ] Flatten gal took : 28 ms
[2026-06-10 16:34:21] [INFO ] Flatten gal took : 46 ms
[2026-06-10 16:34:21] [INFO ] Time to serialize gal into /tmp/CTLCardinality7692880581154344858.gal : 11 ms
[2026-06-10 16:34:21] [INFO ] Time to serialize properties into /tmp/CTLCardinality14275716812250638820.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7692880581154344858.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14275716812250638820.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.50804,33648,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: EF(AX(AX(FALSE)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(!(EX(!(FALSE)))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t608, t609, t610, t611, t612, t614, t616, t618, t620, t622, Intersection with reachable at e...223
(forward)formula 0,1,16.3266,344720,1,0,95,735507,688,57,9754,502002,683
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 32 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
[2026-06-10 16:34:37] [INFO ] Invariant cache hit.
[2026-06-10 16:34:38] [INFO ] Implicit Places using invariants in 514 ms returned []
[2026-06-10 16:34:38] [INFO ] Invariant cache hit.
[2026-06-10 16:34:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:34:43] [INFO ] Implicit Places using invariants and state equation in 5582 ms returned []
Implicit Place search using SMT with State Equation took 6099 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6133 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:34:43] [INFO ] Flatten gal took : 25 ms
[2026-06-10 16:34:43] [INFO ] Flatten gal took : 27 ms
[2026-06-10 16:34:44] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:34:44] [INFO ] Flatten gal took : 23 ms
[2026-06-10 16:34:44] [INFO ] Flatten gal took : 23 ms
[2026-06-10 16:34:44] [INFO ] Time to serialize gal into /tmp/CTLCardinality15238702581819419397.gal : 9 ms
[2026-06-10 16:34:44] [INFO ] Time to serialize properties into /tmp/CTLCardinality9794984823486903510.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality15238702581819419397.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality9794984823486903510.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.48665,33712,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: A(AX(FALSE) U AX(!(EF((idle<=busy_12_27)))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(EX(!(!(E(TRUE U (idle<=busy_12_27)))))))))) * !(E(!(!(EX(!(!(E(TRUE U (idle<=busy_12_27))))))...239
Reverse transition relation is NOT exact ! Due to transitions t608, t609, t610, t611, t612, t614, t616, t618, t620, t622, Intersection with reachable at e...223
(forward)formula 0,0,26.7852,620920,1,0,153,1.8114e+06,699,66,10199,1.33759e+06,747
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 17 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
[2026-06-10 16:35:11] [INFO ] Invariant cache hit.
[2026-06-10 16:35:11] [INFO ] Implicit Places using invariants in 394 ms returned []
[2026-06-10 16:35:11] [INFO ] Invariant cache hit.
[2026-06-10 16:35:12] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:35:17] [INFO ] Implicit Places using invariants and state equation in 5421 ms returned []
Implicit Place search using SMT with State Equation took 5833 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5853 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:35:17] [INFO ] Flatten gal took : 37 ms
[2026-06-10 16:35:17] [INFO ] Flatten gal took : 14 ms
[2026-06-10 16:35:17] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:35:17] [INFO ] Flatten gal took : 14 ms
[2026-06-10 16:35:17] [INFO ] Flatten gal took : 33 ms
[2026-06-10 16:35:17] [INFO ] Time to serialize gal into /tmp/CTLCardinality4315753768352182580.gal : 18 ms
[2026-06-10 16:35:17] [INFO ] Time to serialize properties into /tmp/CTLCardinality2826334744747254901.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality4315753768352182580.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality2826334744747254901.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.34328,33584,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: EG(AF(AX(EX(TRUE))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!(!(EX(!(EX(TRUE))))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t608, t609, t610, t611, t612, t614, t616, t618, t620, t622, Intersection with reachable at e...223
(forward)formula 0,1,25.6058,589112,1,0,142,1.56792e+06,694,59,10912,1.09458e+06,737
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 602/602 places, 673/673 transitions.
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 572 transition count 673
Discarding 50 places :
Symmetric choice reduction at 1 with 50 rule applications. Total rules 80 place count 522 transition count 623
Iterating global reduction 1 with 50 rules applied. Total rules applied 130 place count 522 transition count 623
Applied a total of 130 rules in 23 ms. Remains 522 /602 variables (removed 80) and now considering 623/673 (removed 50) transitions.
[2026-06-10 16:35:43] [INFO ] Invariant cache hit.
[2026-06-10 16:35:43] [INFO ] Implicit Places using invariants in 433 ms returned []
[2026-06-10 16:35:43] [INFO ] Invariant cache hit.
[2026-06-10 16:35:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2026-06-10 16:35:48] [INFO ] Implicit Places using invariants and state equation in 4758 ms returned []
Implicit Place search using SMT with State Equation took 5192 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 522/602 places, 623/673 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5217 ms. Remains : 522/602 places, 623/673 transitions.
[2026-06-10 16:35:48] [INFO ] Flatten gal took : 12 ms
[2026-06-10 16:35:48] [INFO ] Flatten gal took : 13 ms
[2026-06-10 16:35:48] [INFO ] Input system was already deterministic with 623 transitions.
[2026-06-10 16:35:48] [INFO ] Flatten gal took : 13 ms
[2026-06-10 16:35:48] [INFO ] Flatten gal took : 13 ms
[2026-06-10 16:35:48] [INFO ] Time to serialize gal into /tmp/CTLCardinality7440883366729729623.gal : 7 ms
[2026-06-10 16:35:48] [INFO ] Time to serialize properties into /tmp/CTLCardinality10420969150643363987.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7440883366729729623.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10420969150643363987.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.2887e+07,1.39212,33512,2,14968,5,113652,6,0,2659,54539,0


Converting to forward existential form...Done !
original formula: EF(EG(AX(FALSE)))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(EX(!(FALSE))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t608, t609, t610, t611, t612, t614, t616, t618, t620, t622, Intersection with reachable at e...223
(forward)formula 0,1,24.6978,579316,1,0,141,1.5192e+06,693,56,10147,1.05861e+06,734
FORMULA FileSystem-PT-N05I10B15-CTLCardinality-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

[2026-06-10 16:36:13] [INFO ] Flatten gal took : 18 ms
[2026-06-10 16:36:13] [INFO ] Flatten gal took : 29 ms
Total runtime 383841 ms.

BK_STOP 1781109373814

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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="FileSystem-PT-N05I10B15"
export BK_EXAMINATION="CTLCardinality"
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 FileSystem-PT-N05I10B15, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r338-smll-178021499300465"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FileSystem-PT-N05I10B15.tgz
mv FileSystem-PT-N05I10B15 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;