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.r018-smll-177946788100281.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 BART-PT-060, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100281
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 130M
-rw-r--r-- 1 mcc users 4.3M Mar 5 10:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16M Mar 5 10:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6M Mar 5 10:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.9M Mar 15 07:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 4.8M Mar 15 07:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Mar 15 07:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Mar 15 07:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22M Mar 5 10:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2M Mar 5 10:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21M Mar 5 10:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 331K Mar 15 07:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 666K Mar 15 07:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 15M 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 BART-PT-060-CTLCardinality-2024-00
FORMULA_NAME BART-PT-060-CTLCardinality-2024-01
FORMULA_NAME BART-PT-060-CTLCardinality-2024-02
FORMULA_NAME BART-PT-060-CTLCardinality-2024-03
FORMULA_NAME BART-PT-060-CTLCardinality-2024-04
FORMULA_NAME BART-PT-060-CTLCardinality-2024-05
FORMULA_NAME BART-PT-060-CTLCardinality-2024-06
FORMULA_NAME BART-PT-060-CTLCardinality-2024-07
FORMULA_NAME BART-PT-060-CTLCardinality-2024-08
FORMULA_NAME BART-PT-060-CTLCardinality-2024-09
FORMULA_NAME BART-PT-060-CTLCardinality-2024-10
FORMULA_NAME BART-PT-060-CTLCardinality-2024-11
FORMULA_NAME BART-PT-060-CTLCardinality-2024-12
FORMULA_NAME BART-PT-060-CTLCardinality-2024-13
FORMULA_NAME BART-PT-060-CTLCardinality-2024-14
FORMULA_NAME BART-PT-060-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779561582780

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-23 18:39:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 18:39:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 18:39:46] [INFO ] Load time of PNML (sax parser for PT used): 1530 ms
[2026-05-23 18:39:46] [INFO ] Transformed 8130 places.
[2026-05-23 18:39:46] [INFO ] Transformed 12120 transitions.
[2026-05-23 18:39:46] [INFO ] Found NUPN structural information;
[2026-05-23 18:39:46] [INFO ] Parsed PT model containing 8130 places and 12120 transitions and 97200 arcs in 1991 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 667 ms.
Reduce places removed 210 places and 0 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA BART-PT-060-CTLCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 7920 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7920/7920 places, 12120/12120 transitions.
Discarding 1901 places :
Symmetric choice reduction at 0 with 1901 rule applications. Total rules 1901 place count 6019 transition count 10219
Iterating global reduction 0 with 1901 rules applied. Total rules applied 3802 place count 6019 transition count 10219
Discarding 1591 places :
Symmetric choice reduction at 0 with 1591 rule applications. Total rules 5393 place count 4428 transition count 8628
Iterating global reduction 0 with 1591 rules applied. Total rules applied 6984 place count 4428 transition count 8628
Discarding 238 places :
Symmetric choice reduction at 0 with 238 rule applications. Total rules 7222 place count 4190 transition count 8390
Iterating global reduction 0 with 238 rules applied. Total rules applied 7460 place count 4190 transition count 8390
Discarding 179 places :
Symmetric choice reduction at 0 with 179 rule applications. Total rules 7639 place count 4011 transition count 8211
Iterating global reduction 0 with 179 rules applied. Total rules applied 7818 place count 4011 transition count 8211
Discarding 177 places :
Symmetric choice reduction at 0 with 177 rule applications. Total rules 7995 place count 3834 transition count 8034
Iterating global reduction 0 with 177 rules applied. Total rules applied 8172 place count 3834 transition count 8034
Discarding 175 places :
Symmetric choice reduction at 0 with 175 rule applications. Total rules 8347 place count 3659 transition count 7859
Iterating global reduction 0 with 175 rules applied. Total rules applied 8522 place count 3659 transition count 7859
Discarding 174 places :
Symmetric choice reduction at 0 with 174 rule applications. Total rules 8696 place count 3485 transition count 7685
Iterating global reduction 0 with 174 rules applied. Total rules applied 8870 place count 3485 transition count 7685
Discarding 174 places :
Symmetric choice reduction at 0 with 174 rule applications. Total rules 9044 place count 3311 transition count 7511
Iterating global reduction 0 with 174 rules applied. Total rules applied 9218 place count 3311 transition count 7511
Discarding 115 places :
Symmetric choice reduction at 0 with 115 rule applications. Total rules 9333 place count 3196 transition count 7396
Iterating global reduction 0 with 115 rules applied. Total rules applied 9448 place count 3196 transition count 7396
Discarding 112 places :
Symmetric choice reduction at 0 with 112 rule applications. Total rules 9560 place count 3084 transition count 7284
Iterating global reduction 0 with 112 rules applied. Total rules applied 9672 place count 3084 transition count 7284
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 9726 place count 3030 transition count 7230
Iterating global reduction 0 with 54 rules applied. Total rules applied 9780 place count 3030 transition count 7230
Applied a total of 9780 rules in 8747 ms. Remains 3030 /7920 variables (removed 4890) and now considering 7230/12120 (removed 4890) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4821100623220750309.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5863981534953549234.kers'
[2026-05-23 18:39:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4821100623220750309.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5863981534953549234.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 7230 rows 3030 cols 14460 entries
Finished phase 1 with 2970 SingleSign rule and 0 generalized
[2026-05-23 18:39:56] [INFO ] Computed 60 invariants in 52 ms
Computed 60 P flows in 54 ms.
Exported basis to /tmp/petrispot-output-5863981534953549234.kers
Total runtime 68 ms.
[2026-05-23 18:39:58] [INFO ] Implicit Places using invariants in 1670 ms returned []
[2026-05-23 18:39:58] [INFO ] Invariant cache hit.
[2026-05-23 18:40:02] [INFO ] Implicit Places using invariants and state equation in 4410 ms returned []
Implicit Place search using SMT with State Equation took 6168 ms to find 0 implicit places.
Running 5070 sub problems to find dead transitions.
[2026-05-23 18:40:03] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2970/10260 variables, and 0 constraints, problems are : Problem set: 0 solved, 5070 unsolved in 30298 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/3030 constraints, PredecessorRefiner: 5070/5070 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5070 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2970/10260 variables, and 0 constraints, problems are : Problem set: 0 solved, 5070 unsolved in 30163 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/3030 constraints, PredecessorRefiner: 0/5070 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65061ms problems are : Problem set: 0 solved, 5070 unsolved
Search for dead transitions found 0 dead transitions in 65162ms
Starting structural reductions in LTL mode, iteration 1 : 3030/7920 places, 7230/12120 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80225 ms. Remains : 3030/7920 places, 7230/12120 transitions.
Starting structural reductions in LTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Applied a total of 0 rules in 471 ms. Remains 3030 /3030 variables (removed 0) and now considering 7230/7230 (removed 0) transitions.
[2026-05-23 18:41:08] [INFO ] Invariant cache hit.
[2026-05-23 18:41:09] [INFO ] Implicit Places using invariants in 653 ms returned []
[2026-05-23 18:41:09] [INFO ] Invariant cache hit.
[2026-05-23 18:41:13] [INFO ] Implicit Places using invariants and state equation in 3888 ms returned []
Implicit Place search using SMT with State Equation took 4544 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 5026 ms. Remains : 3030/3030 places, 7230/7230 transitions.
Support contains 44 out of 3030 places after structural reductions.
[2026-05-23 18:41:13] [INFO ] Initial state reduction rules for CTL removed 7 formulas.
[2026-05-23 18:41:14] [INFO ] Flatten gal took : 568 ms
[2026-05-23 18:41:14] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA BART-PT-060-CTLCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-060-CTLCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 18:41:14] [INFO ] Flatten gal took : 264 ms
[2026-05-23 18:41:14] [INFO ] Input system was already deterministic with 7230 transitions.
Support contains 34 out of 3030 places (down from 44) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 3429 ms. (11 steps per ms) remains 7/21 properties
BEST_FIRST walk for 40004 steps (8 resets) in 207 ms. (192 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 169 ms. (235 steps per ms) remains 7/7 properties
[2026-05-23 18:41:16] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 615/627 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/627 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1467/2094 variables, 627/639 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2094 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/2094 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2094/10260 variables, and 639 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1396 ms.
Refiners :[Positive P Invariants (semi-flows): 12/60 constraints, State Equation: 627/3030 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 615/627 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/627 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1467/2094 variables, 627/639 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2094 variables, 7/646 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2094 variables, 0/646 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/2094 variables, 0/646 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2094/10260 variables, and 646 constraints, problems are : Problem set: 0 solved, 7 unsolved in 3398 ms.
Refiners :[Positive P Invariants (semi-flows): 12/60 constraints, State Equation: 627/3030 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4869ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Finished Parikh walk after 30 steps, including 0 resets, run visited all 7 properties in 5 ms. (steps per millisecond=6 )
Parikh walk visited 7 properties in 19 ms.
[2026-05-23 18:41:21] [INFO ] Flatten gal took : 202 ms
[2026-05-23 18:41:21] [INFO ] Flatten gal took : 210 ms
[2026-05-23 18:41:22] [INFO ] Input system was already deterministic with 7230 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 2997 transition count 7197
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 2997 transition count 7197
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 85 place count 2978 transition count 7178
Iterating global reduction 0 with 19 rules applied. Total rules applied 104 place count 2978 transition count 7178
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 113 place count 2969 transition count 7169
Iterating global reduction 0 with 9 rules applied. Total rules applied 122 place count 2969 transition count 7169
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 130 place count 2961 transition count 7161
Iterating global reduction 0 with 8 rules applied. Total rules applied 138 place count 2961 transition count 7161
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 144 place count 2955 transition count 7155
Iterating global reduction 0 with 6 rules applied. Total rules applied 150 place count 2955 transition count 7155
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 155 place count 2950 transition count 7150
Iterating global reduction 0 with 5 rules applied. Total rules applied 160 place count 2950 transition count 7150
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 164 place count 2946 transition count 7146
Iterating global reduction 0 with 4 rules applied. Total rules applied 168 place count 2946 transition count 7146
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 170 place count 2944 transition count 7144
Iterating global reduction 0 with 2 rules applied. Total rules applied 172 place count 2944 transition count 7144
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 174 place count 2942 transition count 7142
Iterating global reduction 0 with 2 rules applied. Total rules applied 176 place count 2942 transition count 7142
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 177 place count 2941 transition count 7141
Iterating global reduction 0 with 1 rules applied. Total rules applied 178 place count 2941 transition count 7141
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 179 place count 2940 transition count 7140
Iterating global reduction 0 with 1 rules applied. Total rules applied 180 place count 2940 transition count 7140
Applied a total of 180 rules in 3787 ms. Remains 2940 /3030 variables (removed 90) and now considering 7140/7230 (removed 90) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15497585881602345435.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6695773082842027418.kers'
[2026-05-23 18:41:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15497585881602345435.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6695773082842027418.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 7140 rows 2940 cols 14280 entries
Finished phase 1 with 2880 SingleSign rule and 0 generalized
[2026-05-23 18:41:26] [INFO ] Computed 60 invariants in 46 ms
Computed 60 P flows in 47 ms.
Exported basis to /tmp/petrispot-output-6695773082842027418.kers
Total runtime 53 ms.
[2026-05-23 18:41:26] [INFO ] Implicit Places using invariants in 789 ms returned []
[2026-05-23 18:41:26] [INFO ] Invariant cache hit.
[2026-05-23 18:41:30] [INFO ] Implicit Places using invariants and state equation in 3687 ms returned []
Implicit Place search using SMT with State Equation took 4480 ms to find 0 implicit places.
Running 4980 sub problems to find dead transitions.
[2026-05-23 18:41:30] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2880/10080 variables, and 0 constraints, problems are : Problem set: 0 solved, 4980 unsolved in 30144 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2940 constraints, PredecessorRefiner: 4980/4980 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4980 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2880/10080 variables, and 0 constraints, problems are : Problem set: 0 solved, 4980 unsolved in 30099 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2940 constraints, PredecessorRefiner: 0/4980 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63346ms problems are : Problem set: 0 solved, 4980 unsolved
Search for dead transitions found 0 dead transitions in 63367ms
Starting structural reductions in LTL mode, iteration 1 : 2940/3030 places, 7140/7230 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71659 ms. Remains : 2940/3030 places, 7140/7230 transitions.
[2026-05-23 18:42:33] [INFO ] Flatten gal took : 101 ms
[2026-05-23 18:42:34] [INFO ] Flatten gal took : 118 ms
[2026-05-23 18:42:34] [INFO ] Input system was already deterministic with 7140 transitions.
[2026-05-23 18:42:34] [INFO ] Flatten gal took : 102 ms
[2026-05-23 18:42:34] [INFO ] Flatten gal took : 105 ms
[2026-05-23 18:42:34] [INFO ] Time to serialize gal into /tmp/CTLCardinality6073039857988899524.gal : 123 ms
[2026-05-23 18:42:34] [INFO ] Time to serialize properties into /tmp/CTLCardinality8300672077387866102.ctl : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality6073039857988899524.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8300672077387866102.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.58086e+101,21.3577,118788,2,5824,5,45955,6,0,18903,24770,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 18:43:04] [INFO ] Flatten gal took : 104 ms
[2026-05-23 18:43:04] [INFO ] Applying decomposition
[2026-05-23 18:43:04] [INFO ] Flatten gal took : 89 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10726491676120231751.txt' '-o' '/tmp/graph10726491676120231751.bin' '-w' '/tmp/graph10726491676120231751.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10726491676120231751.bin' '-l' '-1' '-v' '-w' '/tmp/graph10726491676120231751.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:43:05] [INFO ] Decomposing Gal with order
[2026-05-23 18:43:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:43:06] [INFO ] Removed a total of 2306 redundant transitions.
[2026-05-23 18:43:06] [INFO ] Flatten gal took : 475 ms
[2026-05-23 18:43:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 1289 labels/synchronizations in 75 ms.
[2026-05-23 18:43:07] [INFO ] Time to serialize gal into /tmp/CTLCardinality16671358723925341319.gal : 66 ms
[2026-05-23 18:43:07] [INFO ] Time to serialize properties into /tmp/CTLCardinality1309074896182157963.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality16671358723925341319.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality1309074896182157963.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.58086e+101,2.98361,36816,174,35,962,788,633,541,184,1138,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,3.00407,36816,1,0,962,788,993,541,268,1138,976
FORMULA BART-PT-060-CTLCardinality-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Graph (trivial) has 7216 edges and 3030 vertex of which 3024 / 3030 are part of one of the 60 SCC in 16 ms
Free SCC test removed 2964 places
Ensure Unique test removed 7159 transitions
Reduce isomorphic transitions removed 7159 transitions.
Reduce places removed 55 places and 0 transitions.
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 0 with 54 rules applied. Total rules applied 55 place count 11 transition count 17
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 1 with 5 rules applied. Total rules applied 60 place count 11 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 60 place count 11 transition count 11
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 62 place count 10 transition count 11
Applied a total of 62 rules in 74 ms. Remains 10 /3030 variables (removed 3020) and now considering 11/7230 (removed 7219) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18208246355001438265.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10150244727900068192.kers'
[2026-05-23 18:43:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18208246355001438265.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10150244727900068192.kers]
Normalized transition count is 10 out of 11 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 10 rows 5 cols 10 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-23 18:43:10] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10150244727900068192.kers
Total runtime 4 ms.
[2026-05-23 18:43:10] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-23 18:43:10] [INFO ] Invariant cache hit.
[2026-05-23 18:43:10] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2026-05-23 18:43:10] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-23 18:43:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10/20 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/21 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10/20 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/21 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 179ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 179ms
Starting structural reductions in SI_CTL mode, iteration 1 : 10/3030 places, 11/7230 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 336 ms. Remains : 10/3030 places, 11/7230 transitions.
[2026-05-23 18:43:10] [INFO ] Flatten gal took : 1 ms
[2026-05-23 18:43:10] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:43:10] [INFO ] Input system was already deterministic with 11 transitions.
[2026-05-23 18:43:10] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:43:10] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:43:10] [INFO ] Time to serialize gal into /tmp/CTLCardinality12335506515062530512.gal : 0 ms
[2026-05-23 18:43:10] [INFO ] Time to serialize properties into /tmp/CTLCardinality14534088829595082780.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12335506515062530512.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14534088829595082780.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,32,0.004477,3788,2,28,5,90,5,0,52,56,0


Converting to forward existential form...Done !
original formula: E(!(AF(EG((((TrainState_50_2_38==0)||(TrainState_48_1_17==1))||(TrainState_27_3_30==0))))) U !(EF((AF((TrainState_58_2_34==1)) + AF((Trai...178
=> equivalent forward existential formula: [(FwdU(Init,!(!(EG(!(EG((((TrainState_50_2_38==0)||(TrainState_48_1_17==1))||(TrainState_27_3_30==0)))))))) * !(...248
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.008939,4352,1,0,10,256,29,3,208,145,10
FORMULA BART-PT-060-CTLCardinality-2024-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 3011 transition count 7211
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 3011 transition count 7211
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 50 place count 2999 transition count 7199
Iterating global reduction 0 with 12 rules applied. Total rules applied 62 place count 2999 transition count 7199
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 68 place count 2993 transition count 7193
Iterating global reduction 0 with 6 rules applied. Total rules applied 74 place count 2993 transition count 7193
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 80 place count 2987 transition count 7187
Iterating global reduction 0 with 6 rules applied. Total rules applied 86 place count 2987 transition count 7187
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 90 place count 2983 transition count 7183
Iterating global reduction 0 with 4 rules applied. Total rules applied 94 place count 2983 transition count 7183
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 98 place count 2979 transition count 7179
Iterating global reduction 0 with 4 rules applied. Total rules applied 102 place count 2979 transition count 7179
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 105 place count 2976 transition count 7176
Iterating global reduction 0 with 3 rules applied. Total rules applied 108 place count 2976 transition count 7176
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 110 place count 2974 transition count 7174
Iterating global reduction 0 with 2 rules applied. Total rules applied 112 place count 2974 transition count 7174
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 114 place count 2972 transition count 7172
Iterating global reduction 0 with 2 rules applied. Total rules applied 116 place count 2972 transition count 7172
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 117 place count 2971 transition count 7171
Iterating global reduction 0 with 1 rules applied. Total rules applied 118 place count 2971 transition count 7171
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 119 place count 2970 transition count 7170
Iterating global reduction 0 with 1 rules applied. Total rules applied 120 place count 2970 transition count 7170
Applied a total of 120 rules in 4537 ms. Remains 2970 /3030 variables (removed 60) and now considering 7170/7230 (removed 60) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1812625666240573396.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6791630514283896710.kers'
[2026-05-23 18:43:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1812625666240573396.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6791630514283896710.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7170 rows 2970 cols 14340 entries
Finished phase 1 with 2910 SingleSign rule and 0 generalized
[2026-05-23 18:43:15] [INFO ] Computed 60 invariants in 27 ms
Computed 60 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-6791630514283896710.kers
Total runtime 35 ms.
[2026-05-23 18:43:15] [INFO ] Implicit Places using invariants in 761 ms returned []
[2026-05-23 18:43:15] [INFO ] Invariant cache hit.
[2026-05-23 18:43:19] [INFO ] Implicit Places using invariants and state equation in 3487 ms returned []
Implicit Place search using SMT with State Equation took 4253 ms to find 0 implicit places.
Running 5010 sub problems to find dead transitions.
[2026-05-23 18:43:19] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2910/10140 variables, and 0 constraints, problems are : Problem set: 0 solved, 5010 unsolved in 30151 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2970 constraints, PredecessorRefiner: 5010/5010 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5010 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2910/10140 variables, and 0 constraints, problems are : Problem set: 0 solved, 5010 unsolved in 30152 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2970 constraints, PredecessorRefiner: 0/5010 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63687ms problems are : Problem set: 0 solved, 5010 unsolved
Search for dead transitions found 0 dead transitions in 63700ms
Starting structural reductions in LTL mode, iteration 1 : 2970/3030 places, 7170/7230 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72508 ms. Remains : 2970/3030 places, 7170/7230 transitions.
[2026-05-23 18:44:23] [INFO ] Flatten gal took : 172 ms
[2026-05-23 18:44:23] [INFO ] Flatten gal took : 161 ms
[2026-05-23 18:44:23] [INFO ] Input system was already deterministic with 7170 transitions.
[2026-05-23 18:44:23] [INFO ] Flatten gal took : 123 ms
[2026-05-23 18:44:24] [INFO ] Flatten gal took : 127 ms
[2026-05-23 18:44:24] [INFO ] Time to serialize gal into /tmp/CTLCardinality7076222886579360810.gal : 37 ms
[2026-05-23 18:44:24] [INFO ] Time to serialize properties into /tmp/CTLCardinality13462428507952569554.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7076222886579360810.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality13462428507952569554.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.65256e+101,22.2818,120408,2,5881,5,47081,6,0,19053,25742,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 18:44:54] [INFO ] Flatten gal took : 90 ms
[2026-05-23 18:44:54] [INFO ] Applying decomposition
[2026-05-23 18:44:54] [INFO ] Flatten gal took : 94 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15898500763106259649.txt' '-o' '/tmp/graph15898500763106259649.bin' '-w' '/tmp/graph15898500763106259649.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15898500763106259649.bin' '-l' '-1' '-v' '-w' '/tmp/graph15898500763106259649.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:44:54] [INFO ] Decomposing Gal with order
[2026-05-23 18:44:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:44:55] [INFO ] Removed a total of 2319 redundant transitions.
[2026-05-23 18:44:55] [INFO ] Flatten gal took : 248 ms
[2026-05-23 18:44:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 1275 labels/synchronizations in 35 ms.
[2026-05-23 18:44:55] [INFO ] Time to serialize gal into /tmp/CTLCardinality4790493485053032642.gal : 38 ms
[2026-05-23 18:44:55] [INFO ] Time to serialize properties into /tmp/CTLCardinality590514890333359066.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality4790493485053032642.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality590514890333359066.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...261
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.65256e+101,2.8751,37080,357,25,2338,864,1139,1451,159,1458,0


Converting to forward existential form...Done !
original formula: E((AF(((i59.u294.TrainState_16_3_17==1)&&(((i24.u544.TrainState_30_2_34==1)||(i56.u520.TrainState_60_2_32==1))||((i15.u459.TrainState_48_...703
=> equivalent forward existential formula: (([(((FwdU(Init,(!(EG(!(((i59.u294.TrainState_16_3_17==1)&&(((i24.u544.TrainState_30_2_34==1)||(i56.u520.TrainSt...2672
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
Fast SCC detection found an SCC at level 38
Fast SCC detection found an SCC at level 39
Fast SCC detection found an SCC at level 40
Fast SCC detection found an SCC at level 41
Fast SCC detection found an SCC at level 42
Fast SCC detection found an SCC at level 43
Fast SCC detection found an SCC at level 44
Fast SCC detection found an SCC at level 45
Fast SCC detection found an SCC at level 46
Fast SCC detection found an SCC at level 47
Fast SCC detection found an SCC at level 48
Fast SCC detection found an SCC at level 49
Fast SCC detection found an SCC at level 50
Fast SCC detection found an SCC at level 51
Fast SCC detection found an SCC at level 52
Fast SCC detection found an SCC at level 53
Fast SCC detection found an SCC at level 54
Fast SCC detection found an SCC at level 55
Fast SCC detection found an SCC at level 56
Fast SCC detection found an SCC at level 57
Fast SCC detection found an SCC at level 58
Fast SCC detection found an SCC at level 59
(forward)formula 0,0,3.1349,37352,1,0,4618,2049,5549,3723,678,2320,14860
FORMULA BART-PT-060-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Graph (trivial) has 7226 edges and 3030 vertex of which 3027 / 3030 are part of one of the 60 SCC in 11 ms
Free SCC test removed 2967 places
Ensure Unique test removed 7165 transitions
Reduce isomorphic transitions removed 7165 transitions.
Reduce places removed 58 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 0 with 57 rules applied. Total rules applied 58 place count 5 transition count 8
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 60 place count 5 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 60 place count 5 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 62 place count 4 transition count 5
Applied a total of 62 rules in 27 ms. Remains 4 /3030 variables (removed 3026) and now considering 5/7230 (removed 7225) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6584099984019295154.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5055835463851193148.kers'
[2026-05-23 18:44:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6584099984019295154.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5055835463851193148.kers]
Normalized transition count is 4 out of 5 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 4 rows 2 cols 4 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-23 18:44:58] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5055835463851193148.kers
Total runtime 1 ms.
[2026-05-23 18:44:58] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-23 18:44:58] [INFO ] Invariant cache hit.
[2026-05-23 18:44:59] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2026-05-23 18:44:59] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-23 18:44:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 92ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Starting structural reductions in SI_CTL mode, iteration 1 : 4/3030 places, 5/7230 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 177 ms. Remains : 4/3030 places, 5/7230 transitions.
[2026-05-23 18:44:59] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:44:59] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:44:59] [INFO ] Input system was already deterministic with 5 transitions.
[2026-05-23 18:44:59] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:44:59] [INFO ] Flatten gal took : 1 ms
[2026-05-23 18:44:59] [INFO ] Time to serialize gal into /tmp/CTLCardinality3355186176713321870.gal : 0 ms
[2026-05-23 18:44:59] [INFO ] Time to serialize properties into /tmp/CTLCardinality6407729907823790244.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality3355186176713321870.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6407729907823790244.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4,0.002469,3744,2,10,5,31,5,0,22,18,0


Converting to forward existential form...Done !
original formula: EF(EG(((TrainState_8_3_25!=0)&&(TrainState_7_2_14!=1))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),((TrainState_8_3_25!=0)&&(TrainState_7_2_14!=1)))] != FALSE
Hit Full ! (commute/partial/dont) 0/4/5
(forward)formula 0,1,0.003493,4028,1,0,6,61,18,0,100,31,8
FORMULA BART-PT-060-CTLCardinality-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 2997 transition count 7197
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 2997 transition count 7197
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 85 place count 2978 transition count 7178
Iterating global reduction 0 with 19 rules applied. Total rules applied 104 place count 2978 transition count 7178
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 113 place count 2969 transition count 7169
Iterating global reduction 0 with 9 rules applied. Total rules applied 122 place count 2969 transition count 7169
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 130 place count 2961 transition count 7161
Iterating global reduction 0 with 8 rules applied. Total rules applied 138 place count 2961 transition count 7161
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 144 place count 2955 transition count 7155
Iterating global reduction 0 with 6 rules applied. Total rules applied 150 place count 2955 transition count 7155
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 155 place count 2950 transition count 7150
Iterating global reduction 0 with 5 rules applied. Total rules applied 160 place count 2950 transition count 7150
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 164 place count 2946 transition count 7146
Iterating global reduction 0 with 4 rules applied. Total rules applied 168 place count 2946 transition count 7146
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 170 place count 2944 transition count 7144
Iterating global reduction 0 with 2 rules applied. Total rules applied 172 place count 2944 transition count 7144
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 174 place count 2942 transition count 7142
Iterating global reduction 0 with 2 rules applied. Total rules applied 176 place count 2942 transition count 7142
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 177 place count 2941 transition count 7141
Iterating global reduction 0 with 1 rules applied. Total rules applied 178 place count 2941 transition count 7141
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 179 place count 2940 transition count 7140
Iterating global reduction 0 with 1 rules applied. Total rules applied 180 place count 2940 transition count 7140
Applied a total of 180 rules in 3811 ms. Remains 2940 /3030 variables (removed 90) and now considering 7140/7230 (removed 90) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14005725210290383639.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16527572561176344664.kers'
[2026-05-23 18:45:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14005725210290383639.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16527572561176344664.kers]
Culled 0 columns in 6 ms.
// Phase 1: matrix 7140 rows 2940 cols 14280 entries
Finished phase 1 with 2880 SingleSign rule and 0 generalized
[2026-05-23 18:45:03] [INFO ] Computed 60 invariants in 42 ms
Computed 60 P flows in 47 ms.
Exported basis to /tmp/petrispot-output-16527572561176344664.kers
Total runtime 55 ms.
[2026-05-23 18:45:03] [INFO ] Implicit Places using invariants in 623 ms returned []
[2026-05-23 18:45:03] [INFO ] Invariant cache hit.
[2026-05-23 18:45:07] [INFO ] Implicit Places using invariants and state equation in 3589 ms returned []
Implicit Place search using SMT with State Equation took 4222 ms to find 0 implicit places.
Running 4980 sub problems to find dead transitions.
[2026-05-23 18:45:07] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2880/10080 variables, and 0 constraints, problems are : Problem set: 0 solved, 4980 unsolved in 30172 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2940 constraints, PredecessorRefiner: 4980/4980 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4980 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2880/10080 variables, and 0 constraints, problems are : Problem set: 0 solved, 4980 unsolved in 30148 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2940 constraints, PredecessorRefiner: 0/4980 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63639ms problems are : Problem set: 0 solved, 4980 unsolved
Search for dead transitions found 0 dead transitions in 63653ms
Starting structural reductions in LTL mode, iteration 1 : 2940/3030 places, 7140/7230 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71712 ms. Remains : 2940/3030 places, 7140/7230 transitions.
[2026-05-23 18:46:10] [INFO ] Flatten gal took : 116 ms
[2026-05-23 18:46:11] [INFO ] Flatten gal took : 123 ms
[2026-05-23 18:46:11] [INFO ] Input system was already deterministic with 7140 transitions.
[2026-05-23 18:46:11] [INFO ] Flatten gal took : 86 ms
[2026-05-23 18:46:11] [INFO ] Flatten gal took : 78 ms
[2026-05-23 18:46:11] [INFO ] Time to serialize gal into /tmp/CTLCardinality10666613980198581667.gal : 22 ms
[2026-05-23 18:46:11] [INFO ] Time to serialize properties into /tmp/CTLCardinality6658715927954049272.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality10666613980198581667.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6658715927954049272.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.58086e+101,22.4392,118992,2,5824,5,45955,6,0,18903,24770,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 18:46:41] [INFO ] Flatten gal took : 73 ms
[2026-05-23 18:46:41] [INFO ] Applying decomposition
[2026-05-23 18:46:41] [INFO ] Flatten gal took : 73 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13317739733597026982.txt' '-o' '/tmp/graph13317739733597026982.bin' '-w' '/tmp/graph13317739733597026982.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13317739733597026982.bin' '-l' '-1' '-v' '-w' '/tmp/graph13317739733597026982.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:46:42] [INFO ] Decomposing Gal with order
[2026-05-23 18:46:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:46:42] [INFO ] Removed a total of 2272 redundant transitions.
[2026-05-23 18:46:42] [INFO ] Flatten gal took : 170 ms
[2026-05-23 18:46:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 1304 labels/synchronizations in 56 ms.
[2026-05-23 18:46:43] [INFO ] Time to serialize gal into /tmp/CTLCardinality12030381069153501583.gal : 35 ms
[2026-05-23 18:46:43] [INFO ] Time to serialize properties into /tmp/CTLCardinality11327827605980628813.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12030381069153501583.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality11327827605980628813.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.58086e+101,3.02947,36776,195,27,1129,879,695,653,159,1433,0


Converting to forward existential form...Done !
original formula: EX(AX(EF(((i17.u247.TrainState_37_1_14==0) + AX((i8.u488.TrainState_54_1_30==1))))))
=> equivalent forward existential formula: [(EY(Init) * !(EX(!(E(TRUE U ((i17.u247.TrainState_37_1_14==0) + !(EX(!((i8.u488.TrainState_54_1_30==1))))))))))...165
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,3.18894,37056,1,0,2110,2327,3444,1411,729,2530,8379
FORMULA BART-PT-060-CTLCardinality-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Graph (trivial) has 7224 edges and 3030 vertex of which 3028 / 3030 are part of one of the 60 SCC in 12 ms
Free SCC test removed 2968 places
Ensure Unique test removed 7166 transitions
Reduce isomorphic transitions removed 7166 transitions.
Reduce places removed 58 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 0 with 57 rules applied. Total rules applied 58 place count 4 transition count 7
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 60 place count 4 transition count 5
Applied a total of 60 rules in 28 ms. Remains 4 /3030 variables (removed 3026) and now considering 5/7230 (removed 7225) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7002002674047108089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2646252395267050964.kers'
[2026-05-23 18:46:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7002002674047108089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2646252395267050964.kers]
Normalized transition count is 4 out of 5 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 4 rows 2 cols 4 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-23 18:46:46] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2646252395267050964.kers
Total runtime 0 ms.
[2026-05-23 18:46:46] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-23 18:46:46] [INFO ] Invariant cache hit.
[2026-05-23 18:46:46] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2026-05-23 18:46:46] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-23 18:46:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 88ms
Starting structural reductions in SI_CTL mode, iteration 1 : 4/3030 places, 5/7230 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 175 ms. Remains : 4/3030 places, 5/7230 transitions.
[2026-05-23 18:46:46] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:46:46] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:46:46] [INFO ] Input system was already deterministic with 5 transitions.
[2026-05-23 18:46:46] [INFO ] Flatten gal took : 1 ms
[2026-05-23 18:46:46] [INFO ] Flatten gal took : 0 ms
[2026-05-23 18:46:46] [INFO ] Time to serialize gal into /tmp/CTLCardinality16675215856712328388.gal : 0 ms
[2026-05-23 18:46:46] [INFO ] Time to serialize properties into /tmp/CTLCardinality7947580983758925271.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality16675215856712328388.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality7947580983758925271.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4,0.002004,3740,2,10,5,31,5,0,22,18,0


Converting to forward existential form...Done !
original formula: A(!(EG((TrainState_27_1_9==0))) U AF(EG((TrainState_11_2_29==1))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(EG(!(EG((TrainState_11_2_29==1))))))))) * !(E(!(!(EG(!(EG((TrainState_11_2_29==1)))))) U (!(!...241
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.00464,4296,1,0,10,79,29,7,91,58,14
FORMULA BART-PT-060-CTLCardinality-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 3030/3030 places, 7230/7230 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 3001 transition count 7201
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 3001 transition count 7201
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 74 place count 2985 transition count 7185
Iterating global reduction 0 with 16 rules applied. Total rules applied 90 place count 2985 transition count 7185
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 98 place count 2977 transition count 7177
Iterating global reduction 0 with 8 rules applied. Total rules applied 106 place count 2977 transition count 7177
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 113 place count 2970 transition count 7170
Iterating global reduction 0 with 7 rules applied. Total rules applied 120 place count 2970 transition count 7170
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 126 place count 2964 transition count 7164
Iterating global reduction 0 with 6 rules applied. Total rules applied 132 place count 2964 transition count 7164
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 137 place count 2959 transition count 7159
Iterating global reduction 0 with 5 rules applied. Total rules applied 142 place count 2959 transition count 7159
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 146 place count 2955 transition count 7155
Iterating global reduction 0 with 4 rules applied. Total rules applied 150 place count 2955 transition count 7155
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 152 place count 2953 transition count 7153
Iterating global reduction 0 with 2 rules applied. Total rules applied 154 place count 2953 transition count 7153
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 156 place count 2951 transition count 7151
Iterating global reduction 0 with 2 rules applied. Total rules applied 158 place count 2951 transition count 7151
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 159 place count 2950 transition count 7150
Iterating global reduction 0 with 1 rules applied. Total rules applied 160 place count 2950 transition count 7150
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 161 place count 2949 transition count 7149
Iterating global reduction 0 with 1 rules applied. Total rules applied 162 place count 2949 transition count 7149
Applied a total of 162 rules in 4043 ms. Remains 2949 /3030 variables (removed 81) and now considering 7149/7230 (removed 81) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13996170110925979422.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5162308882997595897.kers'
[2026-05-23 18:46:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13996170110925979422.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5162308882997595897.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 7149 rows 2949 cols 14298 entries
Finished phase 1 with 2889 SingleSign rule and 0 generalized
[2026-05-23 18:46:50] [INFO ] Computed 60 invariants in 26 ms
Computed 60 P flows in 27 ms.
Exported basis to /tmp/petrispot-output-5162308882997595897.kers
Total runtime 32 ms.
[2026-05-23 18:46:51] [INFO ] Implicit Places using invariants in 759 ms returned []
[2026-05-23 18:46:51] [INFO ] Invariant cache hit.
[2026-05-23 18:46:55] [INFO ] Implicit Places using invariants and state equation in 3900 ms returned []
Implicit Place search using SMT with State Equation took 4670 ms to find 0 implicit places.
Running 4989 sub problems to find dead transitions.
[2026-05-23 18:46:55] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2889/10098 variables, and 0 constraints, problems are : Problem set: 0 solved, 4989 unsolved in 30084 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2949 constraints, PredecessorRefiner: 4989/4989 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4989 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2889/10098 variables, and 0 constraints, problems are : Problem set: 0 solved, 4989 unsolved in 30156 ms.
Refiners :[Positive P Invariants (semi-flows): 0/60 constraints, State Equation: 0/2949 constraints, PredecessorRefiner: 0/4989 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63659ms problems are : Problem set: 0 solved, 4989 unsolved
Search for dead transitions found 0 dead transitions in 63667ms
Starting structural reductions in LTL mode, iteration 1 : 2949/3030 places, 7149/7230 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72392 ms. Remains : 2949/3030 places, 7149/7230 transitions.
[2026-05-23 18:47:59] [INFO ] Flatten gal took : 121 ms
[2026-05-23 18:47:59] [INFO ] Flatten gal took : 139 ms
[2026-05-23 18:47:59] [INFO ] Input system was already deterministic with 7149 transitions.
[2026-05-23 18:47:59] [INFO ] Flatten gal took : 80 ms
[2026-05-23 18:47:59] [INFO ] Flatten gal took : 86 ms
[2026-05-23 18:47:59] [INFO ] Time to serialize gal into /tmp/CTLCardinality16650960085207256805.gal : 25 ms
[2026-05-23 18:47:59] [INFO ] Time to serialize properties into /tmp/CTLCardinality15027278981717025955.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality16650960085207256805.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality15027278981717025955.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.08579e+101,23.1357,119328,2,5884,5,46601,6,0,18948,25185,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 18:48:29] [INFO ] Flatten gal took : 73 ms
[2026-05-23 18:48:29] [INFO ] Applying decomposition
[2026-05-23 18:48:29] [INFO ] Flatten gal took : 76 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3806043907832877902.txt' '-o' '/tmp/graph3806043907832877902.bin' '-w' '/tmp/graph3806043907832877902.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3806043907832877902.bin' '-l' '-1' '-v' '-w' '/tmp/graph3806043907832877902.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:48:30] [INFO ] Decomposing Gal with order
[2026-05-23 18:48:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:48:30] [INFO ] Removed a total of 2286 redundant transitions.
[2026-05-23 18:48:30] [INFO ] Flatten gal took : 167 ms
[2026-05-23 18:48:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 1298 labels/synchronizations in 22 ms.
[2026-05-23 18:48:30] [INFO ] Time to serialize gal into /tmp/CTLCardinality2720339197484645915.gal : 33 ms
[2026-05-23 18:48:30] [INFO ] Time to serialize properties into /tmp/CTLCardinality301289932117046700.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality2720339197484645915.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality301289932117046700.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...261
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.08579e+101,2.65678,36836,246,25,1516,886,840,923,154,1427,0


Converting to forward existential form...Done !
original formula: EX(A(AF((EF(((i34.u120.TrainState_14_2_7==0)||(i19.u375.TrainState_23_3_23==1))) + AX(((i12.u109.TrainState_25_2_9==0)||(i22.u606.TrainSt...210
=> equivalent forward existential formula: [((EY(Init) * !(EG(!((i44.u448.TrainState_7_4_29==1))))) * !(E(!((i44.u448.TrainState_7_4_29==1)) U (!(!(EG(!((E...367
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
Fast SCC detection found an SCC at level 38
Fast SCC detection found an SCC at level 39
Fast SCC detection found an SCC at level 40
Fast SCC detection found an SCC at level 41
Fast SCC detection found an SCC at level 42
Fast SCC detection found an SCC at level 43
Fast SCC detection found an SCC at level 44
Fast SCC detection found an SCC at level 45
Fast SCC detection found an SCC at level 46
Fast SCC detection found an SCC at level 47
Fast SCC detection found an SCC at level 48
Fast SCC detection found an SCC at level 49
Fast SCC detection found an SCC at level 50
Fast SCC detection found an SCC at level 51
Fast SCC detection found an SCC at level 52
Fast SCC detection found an SCC at level 53
Fast SCC detection found an SCC at level 54
Fast SCC detection found an SCC at level 55
Fast SCC detection found an SCC at level 56
Fast SCC detection found an SCC at level 57
Fast SCC detection found an SCC at level 58
Fast SCC detection found an SCC at level 59
(forward)formula 0,0,2.89315,37112,1,0,3133,1849,4431,2166,691,2119,11112
FORMULA BART-PT-060-CTLCardinality-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 18:48:33] [INFO ] Flatten gal took : 77 ms
[2026-05-23 18:48:33] [INFO ] Flatten gal took : 82 ms
Total runtime 529239 ms.

BK_STOP 1779562114054

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BART-PT-060"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is BART-PT-060, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r018-smll-177946788100281"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-060.tgz
mv BART-PT-060 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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