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.r194-tall-177969914100451.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)
..............
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is PaceMaker-PT-none, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914100451
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 6.6K Mar 8 07:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Mar 8 07:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 8 06:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 8 06:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Mar 16 08:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K Mar 16 08:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 16 08:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 8 07:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 8 07:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Mar 8 07:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 8 07:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 16 08:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 16 08:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 158K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-00
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-01
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-02
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-03
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-04
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-05
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-06
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-07
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-08
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-09
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-10
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-11
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-12
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-13
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-14
FORMULA_NAME PaceMaker-PT-none-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779782166266

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PaceMaker-PT-none
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-26 07:56:07] [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]
[2026-05-26 07:56:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 07:56:07] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2026-05-26 07:56:07] [INFO ] Transformed 70 places.
[2026-05-26 07:56:07] [INFO ] Transformed 164 transitions.
[2026-05-26 07:56:07] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 163 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA PaceMaker-PT-none-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 9 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2026-05-26 07:56:07] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6304860253800040978.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2295322894229794619.kers'
[2026-05-26 07:56:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6304860253800040978.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2295322894229794619.kers]
Normalized transition count is 93 out of 158 initially.
Culling duplicate invariants (modulo rational): removing 35 columns.
Culled 35 columns in 0 ms.
// Phase 1: matrix 93 rows 35 cols 146 entries
Finished phase 1 with 35 SingleSign rule and 0 generalized
[2026-05-26 07:56:07] [INFO ] Computed 35 invariants in 0 ms
Computed 35 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2295322894229794619.kers
Total runtime 1 ms.
[2026-05-26 07:56:07] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 5809 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20057 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26005ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 26021ms
[2026-05-26 07:56:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:56:33] [INFO ] Invariant cache hit.
[2026-05-26 07:56:33] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-26 07:56:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:56:33] [INFO ] Invariant cache hit.
[2026-05-26 07:56:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2026-05-26 07:56:34] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 212 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 26307 ms. Remains : 70/70 places, 164/164 transitions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 1 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 07:56:34] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:56:34] [INFO ] Invariant cache hit.
[2026-05-26 07:56:34] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-26 07:56:34] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:56:34] [INFO ] Invariant cache hit.
[2026-05-26 07:56:34] [INFO ] State equation strengthened by 131 read => feed constraints.
[2026-05-26 07:56:34] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 192 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 194 ms. Remains : 70/70 places, 164/164 transitions.
Support contains 33 out of 70 places after structural reductions.
[2026-05-26 07:56:35] [INFO ] Flatten gal took : 33 ms
[2026-05-26 07:56:35] [INFO ] Flatten gal took : 15 ms
[2026-05-26 07:56:36] [INFO ] Input system was already deterministic with 164 transitions.
Reduction of identical properties reduced properties to check from 27 to 26
RANDOM walk for 40000 steps (8 resets) in 1595 ms. (25 steps per ms) remains 18/26 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 18/18 properties
[2026-05-26 07:56:36] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:56:36] [INFO ] Invariant cache hit.
[2026-05-26 07:56:36] [INFO ] State equation strengthened by 131 read => feed constraints.
Problem AtomicPropp0 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 17 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp23 is UNSAT
At refinement iteration 2 (OVERLAPS) 16/38 variables, 16/19 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/19 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 98/136 variables, 38/57 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 60/117 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/117 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 78/214 variables, 28/145 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/214 variables, 14/159 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/214 variables, 60/219 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/214 variables, 0/219 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 11 (OVERLAPS) 4/218 variables, 5/224 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/218 variables, 0/224 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 10/228 variables, 4/228 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/228 variables, 2/230 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/228 variables, 6/236 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 17 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 4 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 4 solved, 14 unsolved in 631 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 3/3 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 10/13 constraints. Problems are: Problem set: 4 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/13 constraints. Problems are: Problem set: 4 solved, 14 unsolved
Problem AtomicPropp14 is UNSAT
At refinement iteration 3 (OVERLAPS) 13/32 variables, 13/26 constraints. Problems are: Problem set: 5 solved, 13 unsolved
Problem AtomicPropp22 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 1/27 constraints. Problems are: Problem set: 6 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/27 constraints. Problems are: Problem set: 6 solved, 12 unsolved
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp20 is UNSAT
At refinement iteration 6 (OVERLAPS) 91/123 variables, 32/59 constraints. Problems are: Problem set: 10 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/123 variables, 58/117 constraints. Problems are: Problem set: 10 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/123 variables, 0/117 constraints. Problems are: Problem set: 10 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 71/194 variables, 28/145 constraints. Problems are: Problem set: 10 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 14/159 constraints. Problems are: Problem set: 10 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 48/207 constraints. Problems are: Problem set: 10 solved, 8 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/194 variables, 5/212 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/194 variables, 0/212 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 11/205 variables, 12/224 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/205 variables, 2/226 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/205 variables, 0/226 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 23/228 variables, 10/236 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/228 variables, 5/241 constraints. Problems are: Problem set: 13 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/228 variables, 11/252 constraints. Problems are: Problem set: 13 solved, 5 unsolved
Problem AtomicPropp6 is UNSAT
At refinement iteration 20 (INCLUDED_ONLY) 0/228 variables, 3/255 constraints. Problems are: Problem set: 14 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/228 variables, 0/255 constraints. Problems are: Problem set: 14 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/228 variables, 0/255 constraints. Problems are: Problem set: 14 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 228/228 variables, and 255 constraints, problems are : Problem set: 14 solved, 4 unsolved in 3410 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 8/18 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4047ms problems are : Problem set: 14 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 12463 ms.
Support contains 8 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 66 transition count 162
Applied a total of 6 rules in 20 ms. Remains 66 /70 variables (removed 4) and now considering 162/164 (removed 2) transitions.
Running 151 sub problems to find dead transitions.
[2026-05-26 07:56:53] [INFO ] Flow matrix only has 156 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11204534876165822136.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6144964707512528002.kers'
[2026-05-26 07:56:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11204534876165822136.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6144964707512528002.kers]
Normalized transition count is 91 out of 156 initially.
Culling duplicate invariants (modulo rational): removing 33 columns.
Culled 33 columns in 0 ms.
// Phase 1: matrix 91 rows 33 cols 140 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-26 07:56:53] [INFO ] Computed 33 invariants in 0 ms
Computed 33 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6144964707512528002.kers
Total runtime 3 ms.
[2026-05-26 07:56:53] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (OVERLAPS) 156/222 variables, 66/99 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/222 variables, 131/230 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/222 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/222 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 222/222 variables, and 230 constraints, problems are : Problem set: 0 solved, 151 unsolved in 3997 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 66/66 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (OVERLAPS) 156/222 variables, 66/99 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/222 variables, 131/230 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/222 variables, 151/381 constraints. Problems are: Problem set: 0 solved, 151 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 222/222 variables, and 381 constraints, problems are : Problem set: 0 solved, 151 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 66/66 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24055ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 24057ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24078 ms. Remains : 66/70 places, 162/164 transitions.
RANDOM walk for 40000 steps (8 resets) in 408 ms. (97 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 71 ms. (555 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 104 ms. (380 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 103 ms. (384 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 286734 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 4
Probabilistic random walk after 286734 steps, saw 215766 distinct states, run finished after 3007 ms. (steps per millisecond=95 ) properties seen :0
[2026-05-26 07:57:20] [INFO ] Flow matrix only has 156 transitions (discarded 6 similar events)
[2026-05-26 07:57:20] [INFO ] Invariant cache hit.
[2026-05-26 07:57:20] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6/14 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 39/53 variables, 14/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 19/44 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 67/120 variables, 20/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 10/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/120 variables, 42/116 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/120 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 34/154 variables, 12/128 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/154 variables, 6/134 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/154 variables, 12/146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/154 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 22/176 variables, 6/152 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/176 variables, 3/155 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/176 variables, 26/181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/176 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 14/190 variables, 14/195 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/190 variables, 3/198 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/190 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 32/222 variables, 14/212 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/222 variables, 7/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/222 variables, 15/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/222 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/222 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 222/222 variables, and 234 constraints, problems are : Problem set: 0 solved, 4 unsolved in 390 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 66/66 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6/14 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 39/53 variables, 14/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 19/44 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 67/120 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/120 variables, 10/75 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/120 variables, 42/117 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/120 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 34/154 variables, 12/129 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/154 variables, 6/135 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/154 variables, 12/147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/154 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/154 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 22/176 variables, 6/155 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/176 variables, 3/158 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/176 variables, 26/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/176 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 14/190 variables, 14/198 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/190 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/190 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 32/222 variables, 14/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/222 variables, 7/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/222 variables, 15/237 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/222 variables, 2/239 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 222/222 variables, and 239 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45012 ms.
Refiners :[Positive P Invariants (semi-flows): 33/33 constraints, State Equation: 66/66 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45408ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 66 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 162/162 transitions.
Applied a total of 0 rules in 8 ms. Remains 66 /66 variables (removed 0) and now considering 162/162 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 66/66 places, 162/162 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 66/66 places, 162/162 transitions.
Applied a total of 0 rules in 5 ms. Remains 66 /66 variables (removed 0) and now considering 162/162 (removed 0) transitions.
[2026-05-26 07:58:05] [INFO ] Flow matrix only has 156 transitions (discarded 6 similar events)
[2026-05-26 07:58:05] [INFO ] Invariant cache hit.
[2026-05-26 07:58:06] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-26 07:58:06] [INFO ] Flow matrix only has 156 transitions (discarded 6 similar events)
[2026-05-26 07:58:06] [INFO ] Invariant cache hit.
[2026-05-26 07:58:06] [INFO ] State equation strengthened by 131 read => feed constraints.
[2026-05-26 07:58:06] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2026-05-26 07:58:06] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 245 ms. Remains : 66/66 places, 162/162 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 236 edges and 66 vertex of which 52 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.1 ms
Discarding 14 places :
Also discarding 33 output transitions
Drop transitions (Output transitions of discarded places.) removed 33 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 52 transition count 125
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 21 rules applied. Total rules applied 26 place count 38 transition count 118
Graph (complete) has 150 edges and 38 vertex of which 34 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 27 place count 34 transition count 114
Applied a total of 27 rules in 14 ms. Remains 34 /66 variables (removed 32) and now considering 114/162 (removed 48) transitions.
Running SMT prover for 4 properties.
[2026-05-26 07:58:06] [INFO ] Flow matrix only has 111 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8636295444527047267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5883434497228860280.kers'
[2026-05-26 07:58:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8636295444527047267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5883434497228860280.kers]
Normalized transition count is 58 out of 111 initially.
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 58 rows 17 cols 90 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-26 07:58:06] [INFO ] Computed 17 invariants in 0 ms
Computed 17 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5883434497228860280.kers
Total runtime 0 ms.
[2026-05-26 07:58:06] [INFO ] [Real]Absence check using 17 positive place invariants in 2 ms returned sat
[2026-05-26 07:58:06] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-26 07:58:06] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2026-05-26 07:58:06] [INFO ] After 93ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2026-05-26 07:58:06] [INFO ] State equation strengthened by 92 read => feed constraints.
[2026-05-26 07:58:06] [INFO ] After 155ms SMT Verify possible using 92 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2026-05-26 07:58:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
TRAPS : Iteration 1
[2026-05-26 07:58:08] [INFO ] After 1756ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-26 07:58:08] [INFO ] After 1990ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 2095 ms.
FORMULA PaceMaker-PT-none-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 15 atomic propositions for a total of 10 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA PaceMaker-PT-none-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA PaceMaker-PT-none-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLCardinality-10 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' '!(G(F(p0)))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 64 transition count 161
Applied a total of 9 rules in 7 ms. Remains 64 /70 variables (removed 6) and now considering 161/164 (removed 3) transitions.
Running 150 sub problems to find dead transitions.
[2026-05-26 07:58:08] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17151950715256357286.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18211113162779230783.kers'
[2026-05-26 07:58:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17151950715256357286.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18211113162779230783.kers]
Normalized transition count is 89 out of 155 initially.
Culling duplicate invariants (modulo rational): removing 32 columns.
Culled 32 columns in 0 ms.
// Phase 1: matrix 89 rows 32 cols 137 entries
Finished phase 1 with 32 SingleSign rule and 0 generalized
[2026-05-26 07:58:08] [INFO ] Computed 32 invariants in 0 ms
Computed 32 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18211113162779230783.kers
Total runtime 1 ms.
[2026-05-26 07:58:08] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 5 (OVERLAPS) 0/219 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
No progress, stopping.
After SMT solving in domain Real declared 219/219 variables, and 227 constraints, problems are : Problem set: 0 solved, 150 unsolved in 4016 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 2 (OVERLAPS) 155/219 variables, 64/96 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 131/227 constraints. Problems are: Problem set: 0 solved, 150 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 150/377 constraints. Problems are: Problem set: 0 solved, 150 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 219/219 variables, and 377 constraints, problems are : Problem set: 0 solved, 150 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, State Equation: 64/64 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 150/150 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 24072ms problems are : Problem set: 0 solved, 150 unsolved
Search for dead transitions found 0 dead transitions in 24073ms
[2026-05-26 07:58:32] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2026-05-26 07:58:32] [INFO ] Invariant cache hit.
[2026-05-26 07:58:32] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-26 07:58:32] [INFO ] Flow matrix only has 155 transitions (discarded 6 similar events)
[2026-05-26 07:58:32] [INFO ] Invariant cache hit.
[2026-05-26 07:58:32] [INFO ] State equation strengthened by 131 read => feed constraints.
[2026-05-26 07:58:32] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
[2026-05-26 07:58:32] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/70 places, 161/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 24312 ms. Remains : 64/70 places, 161/164 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLCardinality-04
Product exploration explored 100000 steps with 3290 reset in 396 ms.
Stack based approach found an accepted trace after 30 steps with 0 reset with depth 31 and stack size 31 in 1 ms.
FORMULA PaceMaker-PT-none-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLCardinality-04 finished in 24952 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(p0)))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 4 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2026-05-26 07:58:33] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1542377744484068179.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14516932834240035178.kers'
[2026-05-26 07:58:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1542377744484068179.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14516932834240035178.kers]
Normalized transition count is 93 out of 158 initially.
Culling duplicate invariants (modulo rational): removing 35 columns.
Culled 35 columns in 0 ms.
// Phase 1: matrix 93 rows 35 cols 146 entries
Finished phase 1 with 35 SingleSign rule and 0 generalized
[2026-05-26 07:58:33] [INFO ] Computed 35 invariants in 0 ms
Computed 35 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14516932834240035178.kers
Total runtime 0 ms.
[2026-05-26 07:58:33] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 5336 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25403ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 25404ms
[2026-05-26 07:58:58] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:58:58] [INFO ] Invariant cache hit.
[2026-05-26 07:58:58] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-26 07:58:58] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2026-05-26 07:58:58] [INFO ] Invariant cache hit.
[2026-05-26 07:58:58] [INFO ] State equation strengthened by 131 read => feed constraints.
[2026-05-26 07:58:59] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 25628 ms. Remains : 70/70 places, 164/164 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(p0)))'
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 8 steps with 2 reset in 1 ms.
FORMULA PaceMaker-PT-none-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLCardinality-11 finished in 25778 ms.
All properties solved by simple procedures.
Total runtime 171765 ms.

BK_STOP 1779782339203

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.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="PaceMaker-PT-none"
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 PaceMaker-PT-none, 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 r194-tall-177969914100451"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;