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-178021499300443.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-N03I10B10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499300443
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.2K May 27 10:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 27 10:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 27 10:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 27 10:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K Jun 16 12:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 16 12:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Jun 16 12:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 16 12:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 9.8K May 27 10:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K May 27 10:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 27 10:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 27 10:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Jun 16 12:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Jun 16 12:28 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 236K 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-N03I10B10-LTLCardinality-00
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-01
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-02
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-03
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-04
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-05
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-06
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-07
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-08
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-09
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-10
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-11
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-12
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-13
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-14
FORMULA_NAME FileSystem-PT-N03I10B10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1781615857376

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FileSystem-PT-N03I10B10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-06-16 13:17:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-16 13:17:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-16 13:17:40] [INFO ] Load time of PNML (sax parser for PT used): 216 ms
[2026-06-16 13:17:40] [INFO ] Transformed 561 places.
[2026-06-16 13:17:40] [INFO ] Transformed 520 transitions.
[2026-06-16 13:17:40] [INFO ] Parsed PT model containing 561 places and 520 transitions and 1850 arcs in 452 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Reduce places removed 10 places and 0 transitions.
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 551 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 551/551 places, 520/520 transitions.
Reduce places removed 95 places and 0 transitions.
Iterating post reduction 0 with 95 rules applied. Total rules applied 95 place count 456 transition count 520
Discarding 71 places :
Symmetric choice reduction at 1 with 71 rule applications. Total rules 166 place count 385 transition count 449
Iterating global reduction 1 with 71 rules applied. Total rules applied 237 place count 385 transition count 449
Applied a total of 237 rules in 166 ms. Remains 385 /551 variables (removed 166) and now considering 449/520 (removed 71) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6505147967310039225.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2326059172941804600.kers'
[2026-06-16 13:17:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6505147967310039225.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2326059172941804600.kers]
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 449 rows 375 cols 1242 entries
Finished phase 1 with 363 SingleSign rule and 0 generalized
[2026-06-16 13:17:41] [INFO ] Computed 22 invariants in 7 ms
Computed 22 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2326059172941804600.kers
Total runtime 10 ms.
[2026-06-16 13:17:42] [INFO ] Implicit Places using invariants in 870 ms returned []
[2026-06-16 13:17:42] [INFO ] Invariant cache hit.
[2026-06-16 13:17:42] [INFO ] State equation strengthened by 100 read => feed constraints.
[2026-06-16 13:17:45] [INFO ] Implicit Places using invariants and state equation in 3165 ms returned []
Implicit Place search using SMT with State Equation took 4108 ms to find 0 implicit places.
Running 439 sub problems to find dead transitions.
[2026-06-16 13:17:45] [INFO ] Invariant cache hit.
[2026-06-16 13:17:45] [INFO ] State equation strengthened by 100 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/369 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/369 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 2 (OVERLAPS) 11/380 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/380 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 380/834 variables, and 42 constraints, problems are : Problem set: 0 solved, 439 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/385 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 439/439 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 439 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/369 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/369 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/369 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 3 (OVERLAPS) 11/380 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/380 variables, 14/42 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/380 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/380 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 380/834 variables, and 79 constraints, problems are : Problem set: 0 solved, 439 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/385 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 0/439 constraints, Known Traps: 57/57 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60467ms problems are : Problem set: 0 solved, 439 unsolved
Search for dead transitions found 0 dead transitions in 60504ms
Starting structural reductions in LTL mode, iteration 1 : 385/551 places, 449/520 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64856 ms. Remains : 385/551 places, 449/520 transitions.
Starting structural reductions in LTL mode, iteration 0 : 385/385 places, 449/449 transitions.
Applied a total of 0 rules in 15 ms. Remains 385 /385 variables (removed 0) and now considering 449/449 (removed 0) transitions.
[2026-06-16 13:18:45] [INFO ] Invariant cache hit.
[2026-06-16 13:18:46] [INFO ] Implicit Places using invariants in 483 ms returned []
[2026-06-16 13:18:46] [INFO ] Invariant cache hit.
[2026-06-16 13:18:46] [INFO ] State equation strengthened by 100 read => feed constraints.
[2026-06-16 13:18:48] [INFO ] Implicit Places using invariants and state equation in 2185 ms returned []
Implicit Place search using SMT with State Equation took 2671 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2686 ms. Remains : 385/385 places, 449/449 transitions.
Support contains 44 out of 385 places after structural reductions.
[2026-06-16 13:18:48] [INFO ] Flatten gal took : 95 ms
[2026-06-16 13:18:48] [INFO ] Flatten gal took : 77 ms
[2026-06-16 13:18:49] [INFO ] Input system was already deterministic with 449 transitions.
Support contains 43 out of 385 places (down from 44) after GAL structural reductions.
RANDOM walk for 40000 steps (604 resets) in 1918 ms. (20 steps per ms) remains 25/28 properties
BEST_FIRST walk for 4001 steps (12 resets) in 30 ms. (129 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 36 ms. (108 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 36 ms. (108 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 76 ms. (51 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 59 ms. (66 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (12 resets) in 71 ms. (55 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 52 ms. (75 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 40 ms. (97 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 18 ms. (210 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 19 ms. (200 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 14 ms. (266 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 16 ms. (235 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 55 ms. (71 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (12 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 18 ms. (210 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 32 ms. (121 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 13 ms. (285 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 20 ms. (190 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (12 resets) in 15 ms. (250 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (12 resets) in 12 ms. (307 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (12 resets) in 27 ms. (142 steps per ms) remains 25/25 properties
[2026-06-16 13:18:49] [INFO ] Invariant cache hit.
[2026-06-16 13:18:50] [INFO ] State equation strengthened by 100 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp24 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 1 (OVERLAPS) 337/375 variables, 12/12 constraints. Problems are: Problem set: 4 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/375 variables, 0/12 constraints. Problems are: Problem set: 4 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 10/385 variables, 10/22 constraints. Problems are: Problem set: 4 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/385 variables, 0/22 constraints. Problems are: Problem set: 4 solved, 21 unsolved
Problem AtomicPropp4 is UNSAT
At refinement iteration 5 (OVERLAPS) 449/834 variables, 385/407 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/834 variables, 100/507 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/834 variables, 0/507 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/834 variables, 0/507 constraints. Problems are: Problem set: 5 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 834/834 variables, and 507 constraints, problems are : Problem set: 5 solved, 20 unsolved in 2661 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 385/385 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 343/375 variables, 12/12 constraints. Problems are: Problem set: 5 solved, 20 unsolved
SMT process timed out in 7744ms, After SMT, problems are : Problem set: 5 solved, 20 unsolved
Fused 20 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 32 out of 385 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 385/385 places, 449/449 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 385 transition count 439
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 375 transition count 439
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 23 place count 372 transition count 436
Iterating global reduction 2 with 3 rules applied. Total rules applied 26 place count 372 transition count 436
Performed 102 Post agglomeration using F-continuation condition.Transition count delta: 102
Deduced a syphon composed of 102 places in 1 ms
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 2 with 204 rules applied. Total rules applied 230 place count 270 transition count 334
Free-agglomeration rule (complex) applied 88 times.
Iterating global reduction 2 with 88 rules applied. Total rules applied 318 place count 270 transition count 246
Reduce places removed 89 places and 0 transitions.
Iterating post reduction 2 with 89 rules applied. Total rules applied 407 place count 181 transition count 246
Applied a total of 407 rules in 136 ms. Remains 181 /385 variables (removed 204) and now considering 246/449 (removed 203) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 181/385 places, 246/449 transitions.
RANDOM walk for 40000 steps (1507 resets) in 646 ms. (61 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (25 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (25 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (25 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (26 resets) in 22 ms. (174 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (24 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (25 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (25 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (24 resets) in 31 ms. (125 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (27 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (25 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (24 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (26 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (26 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (26 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (25 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (24 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (25 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (24 resets) in 21 ms. (181 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (25 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (25 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
Probably explored full state space saw : 80767 states, properties seen :0
Probabilistic random walk after 412407 steps, saw 80767 distinct states, run finished after 2864 ms. (steps per millisecond=143 ) properties seen :0
Explored full state space saw : 80768 states, properties seen :0
Exhaustive walk after 412416 steps, saw 80768 distinct states, run finished after 2905 ms. (steps per millisecond=141 ) properties seen :0
Successfully simplified 25 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 2 formulas.
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 75 stabilizing places and 149 stable transitions
Graph (complete) has 942 edges and 385 vertex of which 380 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.6 ms
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(p0))'
Support contains 1 out of 385 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 385/385 places, 449/449 transitions.
Graph (complete) has 942 edges and 385 vertex of which 380 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 380 transition count 439
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 370 transition count 439
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 40 place count 351 transition count 420
Iterating global reduction 2 with 19 rules applied. Total rules applied 59 place count 351 transition count 420
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 1 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 2 with 220 rules applied. Total rules applied 279 place count 241 transition count 310
Applied a total of 279 rules in 72 ms. Remains 241 /385 variables (removed 144) and now considering 310/449 (removed 139) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12076286486337294931.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6998867139168923321.kers'
[2026-06-16 13:19:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12076286486337294931.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6998867139168923321.kers]
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 310 rows 231 cols 1030 entries
Finished phase 1 with 219 SingleSign rule and 0 generalized
[2026-06-16 13:19:04] [INFO ] Computed 22 invariants in 2 ms
Computed 22 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6998867139168923321.kers
Total runtime 3 ms.
[2026-06-16 13:19:04] [INFO ] Implicit Places using invariants in 633 ms returned []
[2026-06-16 13:19:04] [INFO ] Invariant cache hit.
[2026-06-16 13:19:05] [INFO ] State equation strengthened by 100 read => feed constraints.
[2026-06-16 13:19:06] [INFO ] Implicit Places using invariants and state equation in 1845 ms returned []
Implicit Place search using SMT with State Equation took 2480 ms to find 0 implicit places.
[2026-06-16 13:19:06] [INFO ] Redundant transitions in 21 ms returned []
Running 300 sub problems to find dead transitions.
[2026-06-16 13:19:06] [INFO ] Invariant cache hit.
[2026-06-16 13:19:06] [INFO ] State equation strengthened by 100 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 11/241 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/241 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/241 variables, 4/46 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/241 variables, 6/52 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 241/551 variables, and 58 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/241 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 36/36 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/230 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/230 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 11/241 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/241 variables, 36/58 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/241 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (OVERLAPS) 310/551 variables, 241/299 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
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Problem TDEAD12 is UNSAT
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Problem TDEAD14 is UNSAT
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Problem TDEAD36 is UNSAT
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Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
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Problem TDEAD99 is UNSAT
Problem TDEAD110 is UNSAT
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Problem TDEAD115 is UNSAT
Problem TDEAD117 is UNSAT
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Problem TDEAD122 is UNSAT
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Problem TDEAD128 is UNSAT
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Problem TDEAD130 is UNSAT
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Problem TDEAD141 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
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Problem TDEAD154 is UNSAT
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Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
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Problem TDEAD165 is UNSAT
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Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD172 is UNSAT
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Problem TDEAD175 is UNSAT
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Problem TDEAD204 is UNSAT
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Problem TDEAD210 is UNSAT
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Problem TDEAD212 is UNSAT
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Problem TDEAD219 is UNSAT
Problem TDEAD221 is UNSAT
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Problem TDEAD224 is UNSAT
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Problem TDEAD227 is UNSAT
Problem TDEAD228 is UNSAT
Problem TDEAD229 is UNSAT
Problem TDEAD230 is UNSAT
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Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
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Problem TDEAD271 is UNSAT
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Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
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Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD303 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/551 variables, 100/399 constraints. Problems are: Problem set: 250 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/551 variables, 50/449 constraints. Problems are: Problem set: 250 solved, 50 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/551 variables, 0/449 constraints. Problems are: Problem set: 250 solved, 50 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 551/551 variables, and 449 constraints, problems are : Problem set: 250 solved, 50 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 241/241 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 50/300 constraints, Known Traps: 36/36 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60103ms problems are : Problem set: 250 solved, 50 unsolved
Search for dead transitions found 250 dead transitions in 60106ms
Found 250 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 250 transitions
Dead transitions reduction (with SMT) removed 250 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 241/385 places, 60/449 transitions.
Graph (complete) has 180 edges and 241 vertex of which 76 are kept as prefixes of interest. Removing 165 places using SCC suffix rule.2 ms
Discarding 165 places :
Also discarding 0 output transitions
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 6 place count 71 transition count 55
Iterating global reduction 0 with 5 rules applied. Total rules applied 11 place count 71 transition count 55
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 16 place count 66 transition count 50
Iterating global reduction 0 with 5 rules applied. Total rules applied 21 place count 66 transition count 50
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 21 place count 66 transition count 45
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 36 place count 56 transition count 45
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 40 place count 52 transition count 37
Iterating global reduction 0 with 4 rules applied. Total rules applied 44 place count 52 transition count 37
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 48 place count 48 transition count 33
Iterating global reduction 0 with 4 rules applied. Total rules applied 52 place count 48 transition count 33
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 52 place count 48 transition count 29
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 64 place count 40 transition count 29
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 68 place count 36 transition count 25
Iterating global reduction 0 with 4 rules applied. Total rules applied 72 place count 36 transition count 25
Applied a total of 72 rules in 35 ms. Remains 36 /241 variables (removed 205) and now considering 25/60 (removed 35) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14234625901853497465.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17085139835850080864.kers'
[2026-06-16 13:20:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14234625901853497465.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17085139835850080864.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 25 rows 31 cols 73 entries
Finished phase 1 with 18 SingleSign rule and 6 generalized
[2026-06-16 13:20:06] [INFO ] Computed 12 invariants in 0 ms
Computed 12 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17085139835850080864.kers
Total runtime 1 ms.
[2026-06-16 13:20:06] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-06-16 13:20:06] [INFO ] Invariant cache hit.
[2026-06-16 13:20:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-06-16 13:20:07] [INFO ] Implicit Places using invariants and state equation in 110 ms returned [16, 19, 22, 25]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 192 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 32/385 places, 25/449 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 29 transition count 22
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 29 transition count 22
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 28 transition count 21
Applied a total of 8 rules in 7 ms. Remains 28 /32 variables (removed 4) and now considering 21/25 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4043955217073231078.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18389876730171634276.kers'
[2026-06-16 13:20:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4043955217073231078.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18389876730171634276.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 21 rows 23 cols 61 entries
Finished phase 1 with 19 SingleSign rule and 1 generalized
[2026-06-16 13:20:07] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18389876730171634276.kers
Total runtime 1 ms.
[2026-06-16 13:20:07] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-06-16 13:20:07] [INFO ] Invariant cache hit.
[2026-06-16 13:20:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-06-16 13:20:07] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 28/385 places, 21/449 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 63071 ms. Remains : 28/385 places, 21/449 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(p0))'
Stuttering acceptance computed with spot in 402 ms :[(NOT p0)]
Running random walk in product with property : FileSystem-PT-N03I10B10-LTLCardinality-06
Product exploration explored 100000 steps with 8193 reset in 532 ms.
Product exploration explored 100000 steps with 8179 reset in 298 ms.
Computed a total of 28 stabilizing places and 21 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 28 transition count 21
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 51 steps (0 resets) in 6 ms. (7 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2026-06-16 13:20:08] [INFO ] Invariant cache hit.
[2026-06-16 13:20:08] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2026-06-16 13:20:08] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 2 ms returned sat
[2026-06-16 13:20:08] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2026-06-16 13:20:08] [INFO ] Solution in real domain found non-integer solution.
[2026-06-16 13:20:08] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2026-06-16 13:20:08] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-16 13:20:08] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2026-06-16 13:20:08] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-06-16 13:20:08] [INFO ] [Nat]Added 6 Read/Feed constraints in 4 ms returned sat
[2026-06-16 13:20:08] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 4 ms.
[2026-06-16 13:20:08] [INFO ] Added : 10 causal constraints over 2 iterations in 27 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 489 ms.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 21/21 transitions.
Applied a total of 0 rules in 3 ms. Remains 28 /28 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2026-06-16 13:20:09] [INFO ] Invariant cache hit.
[2026-06-16 13:20:09] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-06-16 13:20:09] [INFO ] Invariant cache hit.
[2026-06-16 13:20:09] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-06-16 13:20:09] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
[2026-06-16 13:20:09] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2026-06-16 13:20:09] [INFO ] Invariant cache hit.
[2026-06-16 13:20:09] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 2/24 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 21/45 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/45 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 4/49 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/49 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (OVERLAPS) 0/49 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 49/49 variables, and 42 constraints, problems are : Problem set: 0 solved, 15 unsolved in 704 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 28/28 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 2/24 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 21/45 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/45 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/45 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 4/49 variables, 4/57 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/49 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 0/49 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 49/49 variables, and 57 constraints, problems are : Problem set: 0 solved, 15 unsolved in 637 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 28/28 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1347ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 1348ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1506 ms. Remains : 28/28 places, 21/21 transitions.
Computed a total of 28 stabilizing places and 21 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 28 transition count 21
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 48 steps (0 resets) in 4 ms. (9 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
[2026-06-16 13:20:10] [INFO ] Invariant cache hit.
[2026-06-16 13:20:10] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2026-06-16 13:20:10] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-16 13:20:10] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2026-06-16 13:20:10] [INFO ] Solution in real domain found non-integer solution.
[2026-06-16 13:20:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2026-06-16 13:20:10] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2026-06-16 13:20:11] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2026-06-16 13:20:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-06-16 13:20:11] [INFO ] [Nat]Added 6 Read/Feed constraints in 4 ms returned sat
[2026-06-16 13:20:11] [INFO ] Computed and/alt/rep : 15/24/15 causal constraints (skipped 0 transitions) in 3 ms.
[2026-06-16 13:20:11] [INFO ] Added : 10 causal constraints over 2 iterations in 23 ms. Result :sat
Could not prove EG (NOT p0)
Knowledge-based reduction took 504 ms.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Product exploration explored 100000 steps with 8101 reset in 236 ms.
Product exploration explored 100000 steps with 8160 reset in 283 ms.
Built C files in :
/tmp/ltsmin1183274760973305810
[2026-06-16 13:20:11] [INFO ] Computing symmetric may disable matrix : 21 transitions.
[2026-06-16 13:20:11] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-16 13:20:11] [INFO ] Computing symmetric may enable matrix : 21 transitions.
[2026-06-16 13:20:11] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-16 13:20:11] [INFO ] Computing Do-Not-Accords matrix : 21 transitions.
[2026-06-16 13:20:11] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-06-16 13:20:11] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1183274760973305810
Running compilation step : cd /tmp/ltsmin1183274760973305810;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 344 ms.
Running link step : cd /tmp/ltsmin1183274760973305810;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 78 ms.
Running LTSmin : cd /tmp/ltsmin1183274760973305810;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11254861669112154286.hoa' '--buchi-type=spotba'
LTSmin run took 169 ms.
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property FileSystem-PT-N03I10B10-LTLCardinality-06 finished in 68285 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(X(X(X(X(G(p0)))))))))'
Support contains 2 out of 385 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 385/385 places, 449/449 transitions.
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 380 transition count 449
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 24 place count 361 transition count 430
Iterating global reduction 1 with 19 rules applied. Total rules applied 43 place count 361 transition count 430
Applied a total of 43 rules in 31 ms. Remains 361 /385 variables (removed 24) and now considering 430/449 (removed 19) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5636985957471404571.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15668653466159985841.kers'
[2026-06-16 13:20:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5636985957471404571.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15668653466159985841.kers]
Culling duplicate invariants (modulo rational): removing 10 columns.
Culled 10 columns in 0 ms.
// Phase 1: matrix 430 rows 351 cols 1180 entries
Finished phase 1 with 339 SingleSign rule and 0 generalized
[2026-06-16 13:20:12] [INFO ] Computed 22 invariants in 7 ms
Computed 22 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-15668653466159985841.kers
Total runtime 9 ms.
[2026-06-16 13:20:12] [INFO ] Implicit Places using invariants in 533 ms returned []
[2026-06-16 13:20:12] [INFO ] Invariant cache hit.
[2026-06-16 13:20:13] [INFO ] State equation strengthened by 100 read => feed constraints.
[2026-06-16 13:20:15] [INFO ] Implicit Places using invariants and state equation in 2925 ms returned []
Implicit Place search using SMT with State Equation took 3461 ms to find 0 implicit places.
Running 420 sub problems to find dead transitions.
[2026-06-16 13:20:15] [INFO ] Invariant cache hit.
[2026-06-16 13:20:15] [INFO ] State equation strengthened by 100 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/350 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/350 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 2 (OVERLAPS) 11/361 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/791 variables, and 42 constraints, problems are : Problem set: 0 solved, 420 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/361 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 420 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/350 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/350 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/350 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (OVERLAPS) 11/361 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/361 variables, 12/42 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/361 variables, 12/54 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/361 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 420 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 361/791 variables, and 63 constraints, problems are : Problem set: 0 solved, 420 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/361 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 0/420 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60127ms problems are : Problem set: 0 solved, 420 unsolved
Search for dead transitions found 0 dead transitions in 60131ms
Starting structural reductions in LTL mode, iteration 1 : 361/385 places, 430/449 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63625 ms. Remains : 361/385 places, 430/449 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(X(X(X(X(G(p0)))))))))'
Stuttering acceptance computed with spot in 408 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FileSystem-PT-N03I10B10-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA FileSystem-PT-N03I10B10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FileSystem-PT-N03I10B10-LTLCardinality-15 finished in 64085 ms.
All properties solved by simple procedures.
Total runtime 216371 ms.

BK_STOP 1781616076835

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FileSystem-PT-N03I10B10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is FileSystem-PT-N03I10B10, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r338-smll-178021499300443"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FileSystem-PT-N03I10B10.tgz
mv FileSystem-PT-N03I10B10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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