About the Execution of ITS-Tools for PolyORBLF-PT-S02J06T10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 5520.371 | 1238641.00 | 1560736.00 | 3649.20 | TFFFFTTFFFFFTFFF | normal |
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.r210-smll-177969942200452.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 PolyORBLF-PT-S02J06T10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942200452
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 24K Mar 8 15:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 133K Mar 8 15:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 28K Mar 8 15:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 150K Mar 8 15:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 8.4K Mar 16 08:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 41K Mar 16 08:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 16 08:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 16 08:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 25K Mar 8 15:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Mar 8 15:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 40K Mar 8 15:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 193K Mar 8 15:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Mar 16 08:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.2K Mar 16 08:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.1M 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 PolyORBLF-PT-S02J06T10-LTLFireability-00
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-01
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-02
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-03
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-04
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-05
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-06
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-07
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-08
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-09
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-10
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-11
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-12
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-13
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-14
FORMULA_NAME PolyORBLF-PT-S02J06T10-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1780228117195
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S02J06T10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-31 11:48:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-31 11:48:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-31 11:48:40] [INFO ] Load time of PNML (sax parser for PT used): 448 ms
[2026-05-31 11:48:40] [INFO ] Transformed 844 places.
[2026-05-31 11:48:40] [INFO ] Transformed 1812 transitions.
[2026-05-31 11:48:40] [INFO ] Parsed PT model containing 844 places and 1812 transitions and 8302 arcs in 692 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
[2026-05-31 11:48:40] [INFO ] Reduced 110 identical enabling conditions.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 195 out of 844 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 844/844 places, 1652/1652 transitions.
Applied a total of 0 rules in 115 ms. Remains 844 /844 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Running 1650 sub problems to find dead transitions.
[2026-05-31 11:48:41] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5645411552321776808.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16447307142840460665.kers'
[2026-05-31 11:48:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5645411552321776808.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16447307142840460665.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1632 rows 837 cols 6486 entries
Finished phase 1 with 540 SingleSign rule and 246 generalized
[2026-05-31 11:48:41] [INFO ] Computed 58 invariants in 30 ms
Computed 58 P flows in 31 ms.
Exported basis to /tmp/petrispot-output-16447307142840460665.kers
Total runtime 34 ms.
[2026-05-31 11:48:41] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/840 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1650 unsolved
SMT process timed out in 22371ms, After SMT, problems are : Problem set: 0 solved, 1650 unsolved
Search for dead transitions found 0 dead transitions in 22428ms
[2026-05-31 11:49:03] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
[2026-05-31 11:49:03] [INFO ] Invariant cache hit.
[2026-05-31 11:49:05] [INFO ] Implicit Places using invariants in 2187 ms returned [105, 206, 258, 460, 536, 580, 583, 642, 798, 841]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 2227 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 834/844 places, 1652/1652 transitions.
Applied a total of 0 rules in 97 ms. Remains 834 /834 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24990 ms. Remains : 834/844 places, 1652/1652 transitions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Applied a total of 0 rules in 49 ms. Remains 834 /834 variables (removed 0) and now considering 1652/1652 (removed 0) transitions.
Running 1650 sub problems to find dead transitions.
[2026-05-31 11:49:05] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5304979051604670687.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15987778366948532285.kers'
[2026-05-31 11:49:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5304979051604670687.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15987778366948532285.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1632 rows 827 cols 6466 entries
Finished phase 1 with 552 SingleSign rule and 234 generalized
[2026-05-31 11:49:06] [INFO ] Computed 48 invariants in 30 ms
Computed 48 P flows in 31 ms.
Exported basis to /tmp/petrispot-output-15987778366948532285.kers
Total runtime 35 ms.
[2026-05-31 11:49:06] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/830 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1650 unsolved
SMT process timed out in 21701ms, After SMT, problems are : Problem set: 0 solved, 1650 unsolved
Search for dead transitions found 0 dead transitions in 21715ms
[2026-05-31 11:49:27] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
[2026-05-31 11:49:27] [INFO ] Invariant cache hit.
[2026-05-31 11:49:29] [INFO ] Implicit Places using invariants in 1757 ms returned []
[2026-05-31 11:49:29] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
[2026-05-31 11:49:29] [INFO ] Invariant cache hit.
[2026-05-31 11:49:32] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:50:01] [INFO ] Implicit Places using invariants and state equation in 32342 ms returned []
Implicit Place search using SMT with State Equation took 34102 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 55877 ms. Remains : 834/834 places, 1652/1652 transitions.
Support contains 195 out of 834 places after structural reductions.
[2026-05-31 11:50:02] [INFO ] Flatten gal took : 360 ms
[2026-05-31 11:50:02] [INFO ] Flatten gal took : 170 ms
[2026-05-31 11:50:03] [INFO ] Input system was already deterministic with 1652 transitions.
Support contains 189 out of 834 places (down from 195) after GAL structural reductions.
RANDOM walk for 40000 steps (9 resets) in 2345 ms. (17 steps per ms) remains 1/29 properties
BEST_FIRST walk for 40001 steps (8 resets) in 321 ms. (124 steps per ms) remains 1/1 properties
[2026-05-31 11:50:03] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
[2026-05-31 11:50:03] [INFO ] Invariant cache hit.
[2026-05-31 11:50:03] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 701/779 variables, 15/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/779 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp25 is UNSAT
After SMT solving in domain Real declared 800/2466 variables, and 29 constraints, problems are : Problem set: 1 solved, 0 unsolved in 343 ms.
Refiners :[Positive P Invariants (semi-flows): 14/16 constraints, Generalized P Invariants (flows): 15/32 constraints, State Equation: 0/834 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 382ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((((F(!p0) U X(p1))||X(!p2)) U (G(((F(!p0) U X(p1))||X(!p2)))||(!p1&&((F(!p0) U X(p1))||X(!p2))))))))'
Support contains 52 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 370 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Running 1630 sub problems to find dead transitions.
[2026-05-31 11:50:05] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12708429406402942695.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18406705983254935826.kers'
[2026-05-31 11:50:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12708429406402942695.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18406705983254935826.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1612 rows 807 cols 6426 entries
Finished phase 1 with 532 SingleSign rule and 234 generalized
[2026-05-31 11:50:05] [INFO ] Computed 46 invariants in 18 ms
Computed 46 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-18406705983254935826.kers
Total runtime 21 ms.
[2026-05-31 11:50:05] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1630 unsolved
SMT process timed out in 21479ms, After SMT, problems are : Problem set: 0 solved, 1630 unsolved
Search for dead transitions found 0 dead transitions in 21493ms
[2026-05-31 11:50:26] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:50:26] [INFO ] Invariant cache hit.
[2026-05-31 11:50:29] [INFO ] Implicit Places using invariants in 2604 ms returned []
[2026-05-31 11:50:29] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:50:29] [INFO ] Invariant cache hit.
[2026-05-31 11:50:31] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:50:52] [INFO ] Implicit Places using invariants and state equation in 23087 ms returned []
Implicit Place search using SMT with State Equation took 25700 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47633 ms. Remains : 812/834 places, 1632/1652 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((((F(!p0) U X(p1))||X(!p2)) U (G(((F(!p0) U X(p1))||X(!p2)))||(!p1&&((F(!p0) U X(p1))||X(!p2))))))))'
Stuttering acceptance computed with spot in 762 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p0 p2), (NOT p1), (AND p0 (NOT p1)), p0]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-00
Product exploration explored 100000 steps with 25000 reset in 1300 ms.
Product exploration explored 100000 steps with 25000 reset in 1108 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 8 states, 12 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (11 resets) in 665 ms. (60 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1385 ms. (28 steps per ms) remains 1/1 properties
[2026-05-31 11:50:56] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:50:56] [INFO ] Invariant cache hit.
[2026-05-31 11:50:56] [INFO ] State equation strengthened by 120 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 35/87 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 794/2424 variables, and 29 constraints, problems are : Problem set: 1 solved, 0 unsolved in 516 ms.
Refiners :[Positive P Invariants (semi-flows): 5/17 constraints, Generalized P Invariants (flows): 24/29 constraints, State Equation: 0/812 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 549ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge based reduction with 4 factoid took 144 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 354 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND p0 (NOT p1)), p0]
Knowledge-based reduction took 1773 ms.
Stuttering acceptance computed with spot in 337 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND p0 (NOT p1)), p0]
Support contains 52 out of 812 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 812/812 places, 1632/1632 transitions.
Applied a total of 0 rules in 19 ms. Remains 812 /812 variables (removed 0) and now considering 1632/1632 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 11:50:57] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:50:57] [INFO ] Invariant cache hit.
[2026-05-31 11:51:00] [INFO ] Implicit Places using invariants in 2320 ms returned []
[2026-05-31 11:51:00] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:51:00] [INFO ] Invariant cache hit.
[2026-05-31 11:51:02] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:51:23] [INFO ] Implicit Places using invariants and state equation in 22823 ms returned []
Implicit Place search using SMT with State Equation took 25145 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 25166 ms. Remains : 812/812 places, 1632/1632 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
RANDOM walk for 208 steps (0 resets) in 11 ms. (17 steps per ms) remains 0/5 properties
Knowledge based reduction with 1 factoid took 117 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 356 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND p0 (NOT p1)), p0]
Knowledge-based reduction took 593 ms.
Stuttering acceptance computed with spot in 368 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND p0 (NOT p1)), p0]
Stuttering acceptance computed with spot in 364 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1), (AND p0 (NOT p1)), p0]
Product exploration explored 100000 steps with 25000 reset in 1113 ms.
Product exploration explored 100000 steps with 25000 reset in 786 ms.
Spot run failed in 121 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin8946060597697565679
[2026-05-31 11:51:26] [INFO ] Built C files in 59ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8946060597697565679
Running compilation step : cd /tmp/ltsmin8946060597697565679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8946060597697565679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8946060597697565679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 52 out of 812 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 812/812 places, 1632/1632 transitions.
Applied a total of 0 rules in 18 ms. Remains 812 /812 variables (removed 0) and now considering 1632/1632 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 11:51:29] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:51:29] [INFO ] Invariant cache hit.
[2026-05-31 11:51:31] [INFO ] Implicit Places using invariants in 2272 ms returned []
[2026-05-31 11:51:31] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:51:31] [INFO ] Invariant cache hit.
[2026-05-31 11:51:33] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:51:53] [INFO ] Implicit Places using invariants and state equation in 21555 ms returned []
Implicit Place search using SMT with State Equation took 23829 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 23850 ms. Remains : 812/812 places, 1632/1632 transitions.
Built C files in :
/tmp/ltsmin8402987548049537769
[2026-05-31 11:51:53] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8402987548049537769
Running compilation step : cd /tmp/ltsmin8402987548049537769;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8402987548049537769;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8402987548049537769;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-31 11:51:56] [INFO ] Flatten gal took : 77 ms
[2026-05-31 11:51:56] [INFO ] Flatten gal took : 98 ms
[2026-05-31 11:51:56] [INFO ] Time to serialize gal into /tmp/LTL8092018200778044739.gal : 42 ms
[2026-05-31 11:51:56] [INFO ] Time to serialize properties into /tmp/LTL7376047213927243819.prop : 3 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8092018200778044739.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7108132742459674242.hoa' '-atoms' '/tmp/LTL7376047213927243819.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL7376047213927243819.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7108132742459674242.hoa
Detected timeout of ITS tools.
[2026-05-31 11:52:12] [INFO ] Flatten gal took : 64 ms
[2026-05-31 11:52:12] [INFO ] Flatten gal took : 64 ms
[2026-05-31 11:52:12] [INFO ] Time to serialize gal into /tmp/LTL9623925027123876209.gal : 25 ms
[2026-05-31 11:52:12] [INFO ] Time to serialize properties into /tmp/LTL7198014678948323334.ltl : 9 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9623925027123876209.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7198014678948323334.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X((((F(!("((((((DisablePollingE_9_1>=1)||(DisablePollingE_9_2>=1))||((DisablePollingE_1_1>=1)||(DisablePollingE_10_2>=1)))||(((Di...19583
Formula 0 simplified : XX("(((((((ScheduleTaskB_8>=1)&&(cPollingAbort>=1))&&(cIsMonitoring>=1))||(((cPollingAbort>=1)&&(ScheduleTaskB_3>=1))&&(cIsMonitorin...6980
Detected timeout of ITS tools.
[2026-05-31 11:52:27] [INFO ] Flatten gal took : 55 ms
[2026-05-31 11:52:27] [INFO ] Applying decomposition
[2026-05-31 11:52:27] [INFO ] Flatten gal took : 54 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/graph5104664390445199694.txt' '-o' '/tmp/graph5104664390445199694.bin' '-w' '/tmp/graph5104664390445199694.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5104664390445199694.bin' '-l' '-1' '-v' '-w' '/tmp/graph5104664390445199694.weights' '-q' '0' '-e' '0.001'
[2026-05-31 11:52:27] [INFO ] Decomposing Gal with order
[2026-05-31 11:52:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 11:52:28] [INFO ] Removed a total of 1575 redundant transitions.
[2026-05-31 11:52:28] [INFO ] Flatten gal took : 453 ms
[2026-05-31 11:52:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 172 labels/synchronizations in 107 ms.
[2026-05-31 11:52:28] [INFO ] Time to serialize gal into /tmp/LTL12876328770838639582.gal : 32 ms
[2026-05-31 11:52:28] [INFO ] Time to serialize properties into /tmp/LTL4808887066576488181.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12876328770838639582.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4808887066576488181.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X((((F(!("((((((i10.i11.u150.DisablePollingE_9_1>=1)||(i10.i11.u150.DisablePollingE_9_2>=1))||((i10.i11.u150.DisablePollingE_1_1>...26221
Formula 0 simplified : XX("(((((((i10.i2.u32.ScheduleTaskB_8>=1)&&(i10.i11.u97.cPollingAbort>=1))&&(i10.i11.u157.cIsMonitoring>=1))||(((i10.i11.u97.cPollin...9434
Detected timeout of ITS tools.
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-00 finished in 158903 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 25 out of 834 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 90 transitions
Trivial Post-agglo rules discarded 90 transitions
Performed 90 trivial Post agglomeration. Transition count delta: 90
Iterating post reduction 0 with 90 rules applied. Total rules applied 90 place count 832 transition count 1562
Reduce places removed 90 places and 0 transitions.
Iterating post reduction 1 with 90 rules applied. Total rules applied 180 place count 742 transition count 1562
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 100 Pre rules applied. Total rules applied 180 place count 742 transition count 1462
Deduced a syphon composed of 100 places in 2 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 2 with 200 rules applied. Total rules applied 380 place count 642 transition count 1462
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 389 place count 633 transition count 1453
Iterating global reduction 2 with 9 rules applied. Total rules applied 398 place count 633 transition count 1453
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 4 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 518 place count 573 transition count 1393
Applied a total of 518 rules in 298 ms. Remains 573 /834 variables (removed 261) and now considering 1393/1652 (removed 259) transitions.
Running 1391 sub problems to find dead transitions.
[2026-05-31 11:52:44] [INFO ] Flow matrix only has 1373 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5899099263093732350.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10920137377322906106.kers'
[2026-05-31 11:52:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5899099263093732350.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10920137377322906106.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1373 rows 568 cols 6189 entries
Finished phase 1 with 307 SingleSign rule and 220 generalized
[2026-05-31 11:52:44] [INFO ] Computed 46 invariants in 20 ms
Computed 46 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-10920137377322906106.kers
Total runtime 23 ms.
[2026-05-31 11:52:44] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/571 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1391 unsolved
SMT process timed out in 21276ms, After SMT, problems are : Problem set: 0 solved, 1391 unsolved
Search for dead transitions found 0 dead transitions in 21289ms
[2026-05-31 11:53:05] [INFO ] Flow matrix only has 1373 transitions (discarded 20 similar events)
[2026-05-31 11:53:05] [INFO ] Invariant cache hit.
[2026-05-31 11:53:07] [INFO ] Implicit Places using invariants in 2560 ms returned []
[2026-05-31 11:53:07] [INFO ] Flow matrix only has 1373 transitions (discarded 20 similar events)
[2026-05-31 11:53:07] [INFO ] Invariant cache hit.
[2026-05-31 11:53:10] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:53:40] [INFO ] Implicit Places using invariants and state equation in 32998 ms returned []
Implicit Place search using SMT with State Equation took 35561 ms to find 0 implicit places.
[2026-05-31 11:53:40] [INFO ] Redundant transitions in 95 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 573/834 places, 1393/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57260 ms. Remains : 573/834 places, 1393/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-02
Stuttering criterion allowed to conclude after 2584 steps with 0 reset in 20 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-02 finished in 57441 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((F(G(p1))||p0))))'
Support contains 29 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 63 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Running 1630 sub problems to find dead transitions.
[2026-05-31 11:53:41] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4180278289574171303.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16421233809087988680.kers'
[2026-05-31 11:53:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4180278289574171303.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16421233809087988680.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1612 rows 807 cols 6426 entries
Finished phase 1 with 532 SingleSign rule and 234 generalized
[2026-05-31 11:53:41] [INFO ] Computed 46 invariants in 18 ms
Computed 46 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-16421233809087988680.kers
Total runtime 21 ms.
[2026-05-31 11:53:41] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1630 unsolved
SMT process timed out in 21466ms, After SMT, problems are : Problem set: 0 solved, 1630 unsolved
Search for dead transitions found 0 dead transitions in 21473ms
[2026-05-31 11:54:02] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:54:02] [INFO ] Invariant cache hit.
[2026-05-31 11:54:04] [INFO ] Implicit Places using invariants in 2169 ms returned []
[2026-05-31 11:54:04] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:54:04] [INFO ] Invariant cache hit.
[2026-05-31 11:54:07] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:54:37] [INFO ] Performed 473/812 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 11:54:48] [INFO ] Implicit Places using invariants and state equation in 43546 ms returned []
Implicit Place search using SMT with State Equation took 45719 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67261 ms. Remains : 812/834 places, 1632/1652 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((F(G(p1))||p0))))'
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-03
Stuttering criterion allowed to conclude after 21681 steps with 0 reset in 368 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-03 finished in 67822 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 27 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 824 transition count 1642
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 824 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 30 place count 814 transition count 1632
Iterating global reduction 0 with 10 rules applied. Total rules applied 40 place count 814 transition count 1632
Applied a total of 40 rules in 85 ms. Remains 814 /834 variables (removed 20) and now considering 1632/1652 (removed 20) transitions.
Running 1630 sub problems to find dead transitions.
[2026-05-31 11:54:49] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3217145516097982637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15824180286932696331.kers'
[2026-05-31 11:54:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3217145516097982637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15824180286932696331.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1612 rows 807 cols 6426 entries
Finished phase 1 with 532 SingleSign rule and 234 generalized
[2026-05-31 11:54:49] [INFO ] Computed 48 invariants in 28 ms
Computed 48 P flows in 31 ms.
Exported basis to /tmp/petrispot-output-15824180286932696331.kers
Total runtime 34 ms.
[2026-05-31 11:54:49] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1630 unsolved
SMT process timed out in 21697ms, After SMT, problems are : Problem set: 0 solved, 1630 unsolved
Search for dead transitions found 0 dead transitions in 21706ms
[2026-05-31 11:55:10] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:55:10] [INFO ] Invariant cache hit.
[2026-05-31 11:55:12] [INFO ] Implicit Places using invariants in 2228 ms returned []
[2026-05-31 11:55:12] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 11:55:12] [INFO ] Invariant cache hit.
[2026-05-31 11:55:17] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:55:47] [INFO ] Performed 722/814 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 11:55:51] [INFO ] Implicit Places using invariants and state equation in 38065 ms returned []
Implicit Place search using SMT with State Equation took 40299 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 814/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62099 ms. Remains : 814/834 places, 1632/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||p1)))'
Stuttering acceptance computed with spot in 122 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 1062 ms.
Product exploration explored 100000 steps with 50000 reset in 827 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 6 factoid took 14 ms. Proved property starting from automaton with 4 states, 6 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 39 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-05 finished in 64193 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 10 out of 834 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 832 transition count 1572
Reduce places removed 80 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 90 rules applied. Total rules applied 170 place count 752 transition count 1562
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 180 place count 742 transition count 1562
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 100 Pre rules applied. Total rules applied 180 place count 742 transition count 1462
Deduced a syphon composed of 100 places in 1 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 3 with 200 rules applied. Total rules applied 380 place count 642 transition count 1462
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 389 place count 633 transition count 1453
Iterating global reduction 3 with 9 rules applied. Total rules applied 398 place count 633 transition count 1453
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Deduced a syphon composed of 70 places in 1 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 3 with 140 rules applied. Total rules applied 538 place count 563 transition count 1383
Applied a total of 538 rules in 139 ms. Remains 563 /834 variables (removed 271) and now considering 1383/1652 (removed 269) transitions.
Running 1381 sub problems to find dead transitions.
[2026-05-31 11:55:53] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15362194175253679563.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4172927353168051394.kers'
[2026-05-31 11:55:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15362194175253679563.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4172927353168051394.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 4 ms.
// Phase 1: matrix 1363 rows 558 cols 6199 entries
Finished phase 1 with 297 SingleSign rule and 220 generalized
[2026-05-31 11:55:53] [INFO ] Computed 46 invariants in 23 ms
Computed 46 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-4172927353168051394.kers
Total runtime 26 ms.
[2026-05-31 11:55:53] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/561 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1381 unsolved
SMT process timed out in 21468ms, After SMT, problems are : Problem set: 0 solved, 1381 unsolved
Search for dead transitions found 0 dead transitions in 21475ms
[2026-05-31 11:56:14] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:56:14] [INFO ] Invariant cache hit.
[2026-05-31 11:56:17] [INFO ] Implicit Places using invariants in 2740 ms returned []
[2026-05-31 11:56:17] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:56:17] [INFO ] Invariant cache hit.
[2026-05-31 11:56:19] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:56:48] [INFO ] Implicit Places using invariants and state equation in 30615 ms returned []
Implicit Place search using SMT with State Equation took 33359 ms to find 0 implicit places.
[2026-05-31 11:56:48] [INFO ] Redundant transitions in 97 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 563/834 places, 1383/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55085 ms. Remains : 563/834 places, 1383/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-06
Product exploration explored 100000 steps with 6160 reset in 796 ms.
Product exploration explored 100000 steps with 6143 reset in 769 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 50 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 65 steps (0 resets) in 6 ms. (9 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2026-05-31 11:56:50] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:56:50] [INFO ] Invariant cache hit.
[2026-05-31 11:56:51] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2026-05-31 11:56:52] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 1303 ms returned sat
[2026-05-31 11:57:01] [INFO ] [Real]Absence check using state equation in 8716 ms returned sat
[2026-05-31 11:57:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 11:57:03] [INFO ] [Nat]Absence check using 15 positive place invariants in 19 ms returned sat
[2026-05-31 11:57:03] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 636 ms returned sat
[2026-05-31 11:57:15] [INFO ] [Nat]Absence check using state equation in 11213 ms returned sat
[2026-05-31 11:57:15] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:57:16] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-31 11:57:16] [INFO ] [Nat]Added 120 Read/Feed constraints in 1537 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 26759 ms.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Support contains 10 out of 563 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 563/563 places, 1383/1383 transitions.
Applied a total of 0 rules in 31 ms. Remains 563 /563 variables (removed 0) and now considering 1383/1383 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 11:57:16] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:57:16] [INFO ] Invariant cache hit.
[2026-05-31 11:57:19] [INFO ] Implicit Places using invariants in 2393 ms returned []
[2026-05-31 11:57:19] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:57:19] [INFO ] Invariant cache hit.
[2026-05-31 11:57:21] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:57:49] [INFO ] Implicit Places using invariants and state equation in 29988 ms returned []
Implicit Place search using SMT with State Equation took 32384 ms to find 0 implicit places.
[2026-05-31 11:57:49] [INFO ] Redundant transitions in 29 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 32454 ms. Remains : 563/563 places, 1383/1383 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 49 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
RANDOM walk for 56 steps (0 resets) in 5 ms. (9 steps per ms) remains 0/1 properties
Knowledge based reduction with 3 factoid took 58 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
[2026-05-31 11:57:49] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:57:49] [INFO ] Invariant cache hit.
[2026-05-31 11:57:50] [INFO ] [Real]Absence check using 15 positive place invariants in 30 ms returned sat
[2026-05-31 11:57:52] [INFO ] [Real]Absence check using 15 positive and 31 generalized place invariants in 1519 ms returned sat
[2026-05-31 11:58:01] [INFO ] [Real]Absence check using state equation in 8730 ms returned sat
[2026-05-31 11:58:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 11:58:03] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2026-05-31 11:58:03] [INFO ] [Nat]Absence check using 15 positive and 31 generalized place invariants in 575 ms returned sat
[2026-05-31 11:58:14] [INFO ] [Nat]Absence check using state equation in 11075 ms returned sat
[2026-05-31 11:58:14] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:58:16] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-31 11:58:16] [INFO ] [Nat]Added 120 Read/Feed constraints in 1563 ms returned unknown
Could not prove EG (NOT p0)
Knowledge-based reduction took 27130 ms.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Product exploration explored 100000 steps with 6125 reset in 525 ms.
Product exploration explored 100000 steps with 6156 reset in 552 ms.
Built C files in :
/tmp/ltsmin8203194373173485440
[2026-05-31 11:58:17] [INFO ] Computing symmetric may disable matrix : 1383 transitions.
[2026-05-31 11:58:17] [INFO ] Computation of Complete disable matrix. took 20 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:17] [INFO ] Computing symmetric may enable matrix : 1383 transitions.
[2026-05-31 11:58:17] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:17] [INFO ] Computing Do-Not-Accords matrix : 1383 transitions.
[2026-05-31 11:58:17] [INFO ] Computation of Completed DNA matrix. took 89 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:17] [INFO ] Built C files in 510ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8203194373173485440
Running compilation step : cd /tmp/ltsmin8203194373173485440;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8203194373173485440;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin8203194373173485440;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 10 out of 563 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 563/563 places, 1383/1383 transitions.
Applied a total of 0 rules in 32 ms. Remains 563 /563 variables (removed 0) and now considering 1383/1383 (removed 0) transitions.
Skipped dead transition search.
[2026-05-31 11:58:20] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:58:20] [INFO ] Invariant cache hit.
[2026-05-31 11:58:23] [INFO ] Implicit Places using invariants in 2279 ms returned []
[2026-05-31 11:58:23] [INFO ] Flow matrix only has 1363 transitions (discarded 20 similar events)
[2026-05-31 11:58:23] [INFO ] Invariant cache hit.
[2026-05-31 11:58:24] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 11:58:52] [INFO ] Implicit Places using invariants and state equation in 29498 ms returned []
Implicit Place search using SMT with State Equation took 31781 ms to find 0 implicit places.
[2026-05-31 11:58:52] [INFO ] Redundant transitions in 30 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31849 ms. Remains : 563/563 places, 1383/1383 transitions.
Built C files in :
/tmp/ltsmin5159098915839614049
[2026-05-31 11:58:52] [INFO ] Computing symmetric may disable matrix : 1383 transitions.
[2026-05-31 11:58:52] [INFO ] Computation of Complete disable matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:52] [INFO ] Computing symmetric may enable matrix : 1383 transitions.
[2026-05-31 11:58:52] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:53] [INFO ] Computing Do-Not-Accords matrix : 1383 transitions.
[2026-05-31 11:58:53] [INFO ] Computation of Completed DNA matrix. took 70 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-31 11:58:53] [INFO ] Built C files in 492ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5159098915839614049
Running compilation step : cd /tmp/ltsmin5159098915839614049;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5159098915839614049;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5159098915839614049;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-31 11:58:56] [INFO ] Flatten gal took : 45 ms
[2026-05-31 11:58:56] [INFO ] Flatten gal took : 45 ms
[2026-05-31 11:58:56] [INFO ] Time to serialize gal into /tmp/LTL11152239638039359133.gal : 10 ms
[2026-05-31 11:58:56] [INFO ] Time to serialize properties into /tmp/LTL1261891071246305895.prop : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11152239638039359133.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9024681816900309691.hoa' '-atoms' '/tmp/LTL1261891071246305895.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL1261891071246305895.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9024681816900309691.hoa
Detected timeout of ITS tools.
[2026-05-31 11:59:11] [INFO ] Flatten gal took : 37 ms
[2026-05-31 11:59:11] [INFO ] Flatten gal took : 38 ms
[2026-05-31 11:59:11] [INFO ] Time to serialize gal into /tmp/LTL9367063157345982880.gal : 9 ms
[2026-05-31 11:59:11] [INFO ] Time to serialize properties into /tmp/LTL7407942001846565891.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9367063157345982880.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7407942001846565891.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((F("(((((NotifyEventEndOfCheckSourcesE_9>=1)||(NotifyEventEndOfCheckSourcesE_10>=1))||((NotifyEventEndOfCheckSourcesE_1>=1)||(Notify...428
Formula 0 simplified : G!"(((((NotifyEventEndOfCheckSourcesE_9>=1)||(NotifyEventEndOfCheckSourcesE_10>=1))||((NotifyEventEndOfCheckSourcesE_1>=1)||(NotifyE...424
Detected timeout of ITS tools.
[2026-05-31 11:59:26] [INFO ] Flatten gal took : 36 ms
[2026-05-31 11:59:26] [INFO ] Applying decomposition
[2026-05-31 11:59:26] [INFO ] Flatten gal took : 38 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/graph10650532598248592406.txt' '-o' '/tmp/graph10650532598248592406.bin' '-w' '/tmp/graph10650532598248592406.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10650532598248592406.bin' '-l' '-1' '-v' '-w' '/tmp/graph10650532598248592406.weights' '-q' '0' '-e' '0.001'
[2026-05-31 11:59:26] [INFO ] Decomposing Gal with order
[2026-05-31 11:59:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 11:59:27] [INFO ] Removed a total of 1407 redundant transitions.
[2026-05-31 11:59:27] [INFO ] Flatten gal took : 140 ms
[2026-05-31 11:59:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 374 labels/synchronizations in 38 ms.
[2026-05-31 11:59:27] [INFO ] Time to serialize gal into /tmp/LTL1805698269771864233.gal : 22 ms
[2026-05-31 11:59:27] [INFO ] Time to serialize properties into /tmp/LTL2237701701821199614.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1805698269771864233.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2237701701821199614.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F("(((((i0.u42.NotifyEventEndOfCheckSourcesE_9>=1)||(i0.u4.NotifyEventEndOfCheckSourcesE_10>=1))||((i0.u38.NotifyEventEndOfCheckSou...495
Formula 0 simplified : G!"(((((i0.u42.NotifyEventEndOfCheckSourcesE_9>=1)||(i0.u4.NotifyEventEndOfCheckSourcesE_10>=1))||((i0.u38.NotifyEventEndOfCheckSour...491
Detected timeout of ITS tools.
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-06 finished in 229138 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U ((G(!p1) U p2) U (F(G(p0)) U p3))))'
Support contains 44 out of 834 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 70 place count 832 transition count 1582
Reduce places removed 70 places and 0 transitions.
Iterating post reduction 1 with 70 rules applied. Total rules applied 140 place count 762 transition count 1582
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 100 Pre rules applied. Total rules applied 140 place count 762 transition count 1482
Deduced a syphon composed of 100 places in 1 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 2 with 200 rules applied. Total rules applied 340 place count 662 transition count 1482
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 440 place count 612 transition count 1432
Applied a total of 440 rules in 83 ms. Remains 612 /834 variables (removed 222) and now considering 1432/1652 (removed 220) transitions.
Running 1430 sub problems to find dead transitions.
[2026-05-31 11:59:42] [INFO ] Flow matrix only has 1412 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1358049835718171206.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15171030895096045565.kers'
[2026-05-31 11:59:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1358049835718171206.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15171030895096045565.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1412 rows 607 cols 6076 entries
Finished phase 1 with 338 SingleSign rule and 228 generalized
[2026-05-31 11:59:42] [INFO ] Computed 46 invariants in 15 ms
Computed 46 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-15171030895096045565.kers
Total runtime 18 ms.
[2026-05-31 11:59:42] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1430 unsolved
SMT process timed out in 21257ms, After SMT, problems are : Problem set: 0 solved, 1430 unsolved
Search for dead transitions found 0 dead transitions in 21265ms
[2026-05-31 12:00:03] [INFO ] Flow matrix only has 1412 transitions (discarded 20 similar events)
[2026-05-31 12:00:03] [INFO ] Invariant cache hit.
[2026-05-31 12:00:06] [INFO ] Implicit Places using invariants in 2913 ms returned []
[2026-05-31 12:00:06] [INFO ] Flow matrix only has 1412 transitions (discarded 20 similar events)
[2026-05-31 12:00:06] [INFO ] Invariant cache hit.
[2026-05-31 12:00:07] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:00:38] [INFO ] Performed 415/612 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 12:00:49] [INFO ] Implicit Places using invariants and state equation in 42520 ms returned []
Implicit Place search using SMT with State Equation took 45437 ms to find 0 implicit places.
[2026-05-31 12:00:49] [INFO ] Redundant transitions in 34 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 612/834 places, 1432/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66831 ms. Remains : 612/834 places, 1432/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U ((G(!p1) U p2) U (F(G(p0)) U p3))))'
Stuttering acceptance computed with spot in 344 ms :[(NOT p3), (NOT p0), (NOT p3), (AND (NOT p0) p1), (AND (NOT p0) (NOT p2)), (AND p1 p2 (NOT p3)), (NOT p3)]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-07
Stuttering criterion allowed to conclude after 13884 steps with 0 reset in 130 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-07 finished in 67363 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(p0)))&&(F(p0) U p1)&&X(X(p0)))))'
Support contains 4 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 101 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Running 1630 sub problems to find dead transitions.
[2026-05-31 12:00:49] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6907000627724658141.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7111775453517466666.kers'
[2026-05-31 12:00:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6907000627724658141.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7111775453517466666.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 3 ms.
// Phase 1: matrix 1612 rows 807 cols 6426 entries
Finished phase 1 with 532 SingleSign rule and 234 generalized
[2026-05-31 12:00:49] [INFO ] Computed 46 invariants in 27 ms
Computed 46 P flows in 28 ms.
Exported basis to /tmp/petrispot-output-7111775453517466666.kers
Total runtime 31 ms.
[2026-05-31 12:00:49] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1630 unsolved
SMT process timed out in 21415ms, After SMT, problems are : Problem set: 0 solved, 1630 unsolved
Search for dead transitions found 0 dead transitions in 21422ms
[2026-05-31 12:01:11] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:01:11] [INFO ] Invariant cache hit.
[2026-05-31 12:01:13] [INFO ] Implicit Places using invariants in 2057 ms returned []
[2026-05-31 12:01:13] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:01:13] [INFO ] Invariant cache hit.
[2026-05-31 12:01:15] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:01:45] [INFO ] Performed 412/812 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 12:01:56] [INFO ] Implicit Places using invariants and state equation in 42982 ms returned []
Implicit Place search using SMT with State Equation took 45043 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66572 ms. Remains : 812/834 places, 1632/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(p0)))&&(F(p0) U p1)&&X(X(p0)))))'
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-08 finished in 66871 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p1 U X(p2))))'
Support contains 7 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 54 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Skipped dead transition search.
[2026-05-31 12:01:56] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:01:56] [INFO ] Invariant cache hit.
[2026-05-31 12:01:58] [INFO ] Implicit Places using invariants in 1972 ms returned []
[2026-05-31 12:01:58] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:01:58] [INFO ] Invariant cache hit.
[2026-05-31 12:02:00] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:02:30] [INFO ] Performed 621/812 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 12:02:37] [INFO ] Implicit Places using invariants and state equation in 39439 ms returned []
Implicit Place search using SMT with State Equation took 41414 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41471 ms. Remains : 812/834 places, 1632/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p1 U X(p2))))'
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), true]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-09
Stuttering criterion allowed to conclude after 5922 steps with 5 reset in 42 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-09 finished in 41784 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((G(p0) U X(p1))) U (F((p0&&G(p2)))||X(p2))))'
Support contains 5 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 90 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Skipped dead transition search.
[2026-05-31 12:02:38] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:02:38] [INFO ] Invariant cache hit.
[2026-05-31 12:02:40] [INFO ] Implicit Places using invariants in 2277 ms returned []
[2026-05-31 12:02:40] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:02:40] [INFO ] Invariant cache hit.
[2026-05-31 12:02:42] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:03:12] [INFO ] Performed 742/812 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 12:03:14] [INFO ] Implicit Places using invariants and state equation in 33921 ms returned []
Implicit Place search using SMT with State Equation took 36201 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36292 ms. Remains : 812/834 places, 1632/1652 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((G(p0) U X(p1))) U (F((p0&&G(p2)))||X(p2))))'
Stuttering acceptance computed with spot in 833 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p0)), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-10
Stuttering criterion allowed to conclude after 1348 steps with 0 reset in 12 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-10 finished in 37243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0&&(p1||X(X(X((p2 U p1))))))))))'
Support contains 8 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 91 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Skipped dead transition search.
[2026-05-31 12:03:15] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:03:15] [INFO ] Invariant cache hit.
[2026-05-31 12:03:17] [INFO ] Implicit Places using invariants in 2283 ms returned []
[2026-05-31 12:03:17] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:03:17] [INFO ] Invariant cache hit.
[2026-05-31 12:03:20] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:03:46] [INFO ] Implicit Places using invariants and state equation in 28890 ms returned []
Implicit Place search using SMT with State Equation took 31178 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31271 ms. Remains : 812/834 places, 1632/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0&&(X(X(X((p1 U p2))))||p2))))))'
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-11
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-11 finished in 31540 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 6 out of 834 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 70 place count 832 transition count 1582
Reduce places removed 70 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 80 rules applied. Total rules applied 150 place count 762 transition count 1572
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 160 place count 752 transition count 1572
Performed 109 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 109 Pre rules applied. Total rules applied 160 place count 752 transition count 1463
Deduced a syphon composed of 109 places in 1 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 3 with 218 rules applied. Total rules applied 378 place count 643 transition count 1463
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 387 place count 634 transition count 1454
Iterating global reduction 3 with 9 rules applied. Total rules applied 396 place count 634 transition count 1454
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 496 place count 584 transition count 1404
Applied a total of 496 rules in 101 ms. Remains 584 /834 variables (removed 250) and now considering 1404/1652 (removed 248) transitions.
Running 1402 sub problems to find dead transitions.
[2026-05-31 12:03:47] [INFO ] Flow matrix only has 1384 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9826276588548846744.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10894957160555692932.kers'
[2026-05-31 12:03:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9826276588548846744.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10894957160555692932.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1384 rows 579 cols 6231 entries
Finished phase 1 with 302 SingleSign rule and 236 generalized
[2026-05-31 12:03:47] [INFO ] Computed 46 invariants in 13 ms
Computed 46 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-10894957160555692932.kers
Total runtime 16 ms.
[2026-05-31 12:03:47] [INFO ] State equation strengthened by 120 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/582 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1402 unsolved
SMT process timed out in 21163ms, After SMT, problems are : Problem set: 0 solved, 1402 unsolved
Search for dead transitions found 0 dead transitions in 21166ms
[2026-05-31 12:04:08] [INFO ] Flow matrix only has 1384 transitions (discarded 20 similar events)
[2026-05-31 12:04:08] [INFO ] Invariant cache hit.
[2026-05-31 12:04:10] [INFO ] Implicit Places using invariants in 2291 ms returned []
[2026-05-31 12:04:10] [INFO ] Flow matrix only has 1384 transitions (discarded 20 similar events)
[2026-05-31 12:04:10] [INFO ] Invariant cache hit.
[2026-05-31 12:04:13] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:04:42] [INFO ] Implicit Places using invariants and state equation in 32345 ms returned []
Implicit Place search using SMT with State Equation took 34646 ms to find 0 implicit places.
[2026-05-31 12:04:43] [INFO ] Redundant transitions in 32 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 584/834 places, 1404/1652 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55959 ms. Remains : 584/834 places, 1404/1652 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||p1)))'
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-13
Stuttering criterion allowed to conclude after 2598 steps with 0 reset in 15 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-13 finished in 56046 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(p0)) U p0)))'
Support contains 3 out of 834 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 834/834 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 832 transition count 1652
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 12 place count 822 transition count 1642
Iterating global reduction 1 with 10 rules applied. Total rules applied 22 place count 822 transition count 1642
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 32 place count 812 transition count 1632
Iterating global reduction 1 with 10 rules applied. Total rules applied 42 place count 812 transition count 1632
Applied a total of 42 rules in 63 ms. Remains 812 /834 variables (removed 22) and now considering 1632/1652 (removed 20) transitions.
Running 1630 sub problems to find dead transitions.
[2026-05-31 12:04:43] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10389760474840790613.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2385899176164035540.kers'
[2026-05-31 12:04:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10389760474840790613.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2385899176164035540.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1612 rows 807 cols 6426 entries
Finished phase 1 with 532 SingleSign rule and 234 generalized
[2026-05-31 12:04:43] [INFO ] Computed 46 invariants in 18 ms
Computed 46 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-2385899176164035540.kers
Total runtime 20 ms.
[2026-05-31 12:04:43] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1630 unsolved
SMT process timed out in 21282ms, After SMT, problems are : Problem set: 0 solved, 1630 unsolved
Search for dead transitions found 0 dead transitions in 21286ms
[2026-05-31 12:05:04] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:05:04] [INFO ] Invariant cache hit.
[2026-05-31 12:05:06] [INFO ] Implicit Places using invariants in 2391 ms returned []
[2026-05-31 12:05:06] [INFO ] Flow matrix only has 1612 transitions (discarded 20 similar events)
[2026-05-31 12:05:06] [INFO ] Invariant cache hit.
[2026-05-31 12:05:09] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-31 12:05:39] [INFO ] Performed 674/812 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-31 12:05:49] [INFO ] Implicit Places using invariants and state equation in 42324 ms returned []
Implicit Place search using SMT with State Equation took 44717 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 812/834 places, 1632/1652 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66072 ms. Remains : 812/834 places, 1632/1652 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((X(X(p0)) U p0)))'
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : PolyORBLF-PT-S02J06T10-LTLFireability-14
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J06T10-LTLFireability-14 finished in 66225 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((((F(!p0) U X(p1))||X(!p2)) U (G(((F(!p0) U X(p1))||X(!p2)))||(!p1&&((F(!p0) U X(p1))||X(!p2))))))))'
Spot run failed in 53 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Spot run failed in 50 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-31 12:05:49] [INFO ] Flatten gal took : 47 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11869740310921925447
[2026-05-31 12:05:49] [INFO ] Too many transitions (1652) to apply POR reductions. Disabling POR matrices.
[2026-05-31 12:05:49] [INFO ] Applying decomposition
[2026-05-31 12:05:49] [INFO ] Built C files in 34ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11869740310921925447
Running compilation step : cd /tmp/ltsmin11869740310921925447;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-31 12:05:49] [INFO ] Flatten gal took : 51 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/graph16173010266786680598.txt' '-o' '/tmp/graph16173010266786680598.bin' '-w' '/tmp/graph16173010266786680598.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16173010266786680598.bin' '-l' '-1' '-v' '-w' '/tmp/graph16173010266786680598.weights' '-q' '0' '-e' '0.001'
[2026-05-31 12:05:49] [INFO ] Decomposing Gal with order
[2026-05-31 12:05:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 12:05:50] [INFO ] Removed a total of 1520 redundant transitions.
[2026-05-31 12:05:50] [INFO ] Flatten gal took : 196 ms
[2026-05-31 12:05:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 304 labels/synchronizations in 54 ms.
[2026-05-31 12:05:50] [INFO ] Time to serialize gal into /tmp/LTLFireability10510397421246230008.gal : 18 ms
[2026-05-31 12:05:50] [INFO ] Time to serialize properties into /tmp/LTLFireability7083241424327279827.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability10510397421246230008.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7083241424327279827.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 2 LTL properties
Checking formula 0 : !((X(X((((F(!("((((((i7.i0.i2.u159.DisablePollingE_9_1>=1)||(i7.i0.i2.u159.DisablePollingE_9_2>=1))||((i7.i0.i2.u159.DisablePollingE_1...26391
Formula 0 simplified : XX("(((((((i10.u33.ScheduleTaskB_8>=1)&&(i7.i0.i2.u159.cPollingAbort>=1))&&(i7.i0.i2.u119.cIsMonitoring>=1))||(((i7.i0.i2.u159.cPoll...9494
Compilation finished in 5732 ms.
Running link step : cd /tmp/ltsmin11869740310921925447;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 60 ms.
Running LTSmin : cd /tmp/ltsmin11869740310921925447;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' 'X(X((((<>(!(LTLAPp0==true)) U X((LTLAPp1==true)))||X(!(LTLAPp2==true))) U ([](((<>(!(LTLAPp0==true)) U X((LTLAPp1==true)))||X(!(LTLAPp2==true))))||(!(LTLAPp1==true)&&((<>(!(LTLAPp0==true)) U X((LTLAPp1==true)))||X(!(LTLAPp2==true))))))))' '--buchi-type=spotba'
LTSmin run took 267 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-00 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin11869740310921925447;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '<>((LTLAPp3==true))' '--buchi-type=spotba'
LTSmin run took 199895 ms.
FORMULA PolyORBLF-PT-S02J06T10-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 1236094 ms.
BK_STOP 1780229355836
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PolyORBLF-PT-S02J06T10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S02J06T10, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969942200452"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T10.tgz
mv PolyORBLF-PT-S02J06T10 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;