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.r162-smll-177961108000556.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 MAPK-PT-00020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961108000556
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.9K Mar 7 17:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 7 17:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 7 17:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 17:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 11:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 11:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 11:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 11:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Mar 7 17:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Mar 7 17:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 17:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 7 17:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 11:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 25K 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 MAPK-PT-00020-LTLFireability-00
FORMULA_NAME MAPK-PT-00020-LTLFireability-01
FORMULA_NAME MAPK-PT-00020-LTLFireability-02
FORMULA_NAME MAPK-PT-00020-LTLFireability-03
FORMULA_NAME MAPK-PT-00020-LTLFireability-04
FORMULA_NAME MAPK-PT-00020-LTLFireability-05
FORMULA_NAME MAPK-PT-00020-LTLFireability-06
FORMULA_NAME MAPK-PT-00020-LTLFireability-07
FORMULA_NAME MAPK-PT-00020-LTLFireability-08
FORMULA_NAME MAPK-PT-00020-LTLFireability-09
FORMULA_NAME MAPK-PT-00020-LTLFireability-10
FORMULA_NAME MAPK-PT-00020-LTLFireability-11
FORMULA_NAME MAPK-PT-00020-LTLFireability-12
FORMULA_NAME MAPK-PT-00020-LTLFireability-13
FORMULA_NAME MAPK-PT-00020-LTLFireability-14
FORMULA_NAME MAPK-PT-00020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779963313970

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MAPK-PT-00020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-28 10:15:16] [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]
[2026-05-28 10:15:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 10:15:16] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2026-05-28 10:15:16] [INFO ] Transformed 22 places.
[2026-05-28 10:15:16] [INFO ] Transformed 30 transitions.
[2026-05-28 10:15:16] [INFO ] Parsed PT model containing 22 places and 30 transitions and 90 arcs in 322 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA MAPK-PT-00020-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MAPK-PT-00020-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MAPK-PT-00020-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MAPK-PT-00020-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 17 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9285347589776210228.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-712095259329999898.kers'
[2026-05-28 10:15:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9285347589776210228.kers, --Pflows, --basisKERS=/tmp/petrispot-output-712095259329999898.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 20 cols 84 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:17] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-712095259329999898.kers
Total runtime 2 ms.
[2026-05-28 10:15:17] [INFO ] Implicit Places using invariants in 356 ms returned []
[2026-05-28 10:15:17] [INFO ] Invariant cache hit.
[2026-05-28 10:15:17] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 549 ms to find 0 implicit places.
Running 29 sub problems to find dead transitions.
[2026-05-28 10:15:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/52 variables, 22/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/52 variables, and 29 constraints, problems are : Problem set: 0 solved, 29 unsolved in 1682 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/52 variables, 22/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 29/58 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/52 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (OVERLAPS) 0/52 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/52 variables, and 58 constraints, problems are : Problem set: 0 solved, 29 unsolved in 1185 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2923ms problems are : Problem set: 0 solved, 29 unsolved
Search for dead transitions found 0 dead transitions in 2943ms
Finished structural reductions in LTL mode , in 1 iterations and 3584 ms. Remains : 22/22 places, 30/30 transitions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:20] [INFO ] Invariant cache hit.
[2026-05-28 10:15:20] [INFO ] Implicit Places using invariants in 42 ms returned []
[2026-05-28 10:15:20] [INFO ] Invariant cache hit.
[2026-05-28 10:15:20] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 109 ms. Remains : 22/22 places, 30/30 transitions.
Support contains 18 out of 22 places after structural reductions.
[2026-05-28 10:15:21] [INFO ] Flatten gal took : 37 ms
[2026-05-28 10:15:21] [INFO ] Flatten gal took : 14 ms
[2026-05-28 10:15:21] [INFO ] Input system was already deterministic with 30 transitions.
RANDOM walk for 12002 steps (1 resets) in 293 ms. (40 steps per ms) remains 0/17 properties
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' '!((F((X(p1)&&p0))||G(p2)))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:22] [INFO ] Invariant cache hit.
[2026-05-28 10:15:22] [INFO ] Implicit Places using invariants in 36 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 21/22 places, 30/30 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((X(p1)&&p0))||G(p2)))'
Stuttering acceptance computed with spot in 337 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-00
Product exploration explored 100000 steps with 826 reset in 669 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property MAPK-PT-00020-LTLFireability-00 finished in 1160 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(G((X(p0)||(F(p1) U (p0 U p2))))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:23] [INFO ] Invariant cache hit.
[2026-05-28 10:15:23] [INFO ] Implicit Places using invariants in 43 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 20/22 places, 30/30 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((X(p0)||(F(p1) U (p0 U p2))))))'
Stuttering acceptance computed with spot in 220 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), false]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-01
Product exploration explored 100000 steps with 2440 reset in 305 ms.
Stack based approach found an accepted trace after 16 steps with 1 reset with depth 13 and stack size 13 in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property MAPK-PT-00020-LTLFireability-01 finished in 620 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X((X(X(p1))||p0))))||G(p2))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:23] [INFO ] Invariant cache hit.
[2026-05-28 10:15:23] [INFO ] Implicit Places using invariants in 59 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 20/22 places, 30/30 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X((X(X(p1))||p0))))||G(p2))))'
Stuttering acceptance computed with spot in 615 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-02
Product exploration explored 100000 steps with 20000 reset in 144 ms.
Product exploration explored 100000 steps with 20000 reset in 390 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 128 ms. Reduced automaton from 14 states, 21 edges and 3 AP (stutter sensitive) to 12 states, 17 edges and 3 AP (stutter sensitive).
RANDOM walk for 4072 steps (0 resets) in 24 ms. (162 steps per ms) remains 0/7 properties
Knowledge based reduction with 3 factoid took 195 ms. Reduced automaton from 12 states, 17 edges and 3 AP (stutter sensitive) to 12 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 538 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Knowledge-based reduction took 890 ms.
Stuttering acceptance computed with spot in 588 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 30/30 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15832132493111345934.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6386840865029422382.kers'
[2026-05-28 10:15:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15832132493111345934.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6386840865029422382.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 18 cols 72 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:26] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6386840865029422382.kers
Total runtime 1 ms.
[2026-05-28 10:15:26] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-28 10:15:26] [INFO ] Invariant cache hit.
[2026-05-28 10:15:26] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 125 ms to find 0 implicit places.
Running 29 sub problems to find dead transitions.
[2026-05-28 10:15:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/50 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 0/50 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 50/50 variables, and 25 constraints, problems are : Problem set: 0 solved, 29 unsolved in 887 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/50 variables, 20/25 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/50 variables, 29/54 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/50 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (OVERLAPS) 0/50 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 50/50 variables, and 54 constraints, problems are : Problem set: 0 solved, 29 unsolved in 955 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1856ms problems are : Problem set: 0 solved, 29 unsolved
Search for dead transitions found 0 dead transitions in 1858ms
Finished structural reductions in LTL mode , in 1 iterations and 1988 ms. Remains : 20/20 places, 30/30 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 90 ms. Reduced automaton from 12 states, 17 edges and 3 AP (stutter sensitive) to 12 states, 17 edges and 3 AP (stutter sensitive).
RANDOM walk for 6492 steps (1 resets) in 34 ms. (185 steps per ms) remains 0/7 properties
Knowledge based reduction with 1 factoid took 201 ms. Reduced automaton from 12 states, 17 edges and 3 AP (stutter sensitive) to 12 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 616 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Knowledge-based reduction took 929 ms.
Stuttering acceptance computed with spot in 591 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 580 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 20000 reset in 131 ms.
Product exploration explored 100000 steps with 20000 reset in 205 ms.
Spot run failed in 158 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/ltsmin16732896924493904600
[2026-05-28 10:15:31] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16732896924493904600
Running compilation step : cd /tmp/ltsmin16732896924493904600;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 421 ms.
Running link step : cd /tmp/ltsmin16732896924493904600;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 74 ms.
Running LTSmin : cd /tmp/ltsmin16732896924493904600;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased1963268314072476693.hoa' '--buchi-type=spotba'
LTSmin run took 66 ms.
FORMULA MAPK-PT-00020-LTLFireability-02 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property MAPK-PT-00020-LTLFireability-02 finished in 7998 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 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 22 transition count 29
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 29
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 21 place count 10 transition count 21
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 10 transition count 16
Applied a total of 26 rules in 36 ms. Remains 10 /22 variables (removed 12) and now considering 16/30 (removed 14) transitions.
[2026-05-28 10:15:31] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7771051488898960767.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14658679982033772939.kers'
[2026-05-28 10:15:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7771051488898960767.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14658679982033772939.kers]
Normalized transition count is 11 out of 12 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 11 rows 9 cols 22 entries
Finished phase 1 with 5 SingleSign rule and 1 generalized
[2026-05-28 10:15:31] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14658679982033772939.kers
Total runtime 2 ms.
[2026-05-28 10:15:31] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-28 10:15:31] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
[2026-05-28 10:15:31] [INFO ] Invariant cache hit.
[2026-05-28 10:15:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-28 10:15:31] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
[2026-05-28 10:15:31] [INFO ] Redundant transitions in 0 ms returned []
Running 14 sub problems to find dead transitions.
[2026-05-28 10:15:31] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
[2026-05-28 10:15:31] [INFO ] Invariant cache hit.
[2026-05-28 10:15:31] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 11/21 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 14 unsolved in 392 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 11/21 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 14/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/22 variables, and 32 constraints, problems are : Problem set: 0 solved, 14 unsolved in 369 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 773ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 774ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/22 places, 16/30 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 921 ms. Remains : 10/22 places, 16/30 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 51 ms :[(NOT p0)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MAPK-PT-00020-LTLFireability-03 finished in 1013 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&&X(X(!p1)))) U X(p2)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8709487956059807021.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-138846881281906065.kers'
[2026-05-28 10:15:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8709487956059807021.kers, --Pflows, --basisKERS=/tmp/petrispot-output-138846881281906065.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 20 cols 84 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:32] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-138846881281906065.kers
Total runtime 0 ms.
[2026-05-28 10:15:32] [INFO ] Implicit Places using invariants in 50 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 51 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 20/22 places, 30/30 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&&X(X(!p1)))) U X(p2)))'
Stuttering acceptance computed with spot in 400 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))), (NOT p2), (AND p1 (NOT p2)), (OR (NOT p0) p1), p1, p1, p1]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-04
Product exploration explored 100000 steps with 7751 reset in 203 ms.
Stack based approach found an accepted trace after 30 steps with 4 reset with depth 3 and stack size 3 in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property MAPK-PT-00020-LTLFireability-04 finished in 707 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 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 22 transition count 29
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 29
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 19 transition count 28
Applied a total of 5 rules in 5 ms. Remains 19 /22 variables (removed 3) and now considering 28/30 (removed 2) transitions.
[2026-05-28 10:15:33] [INFO ] Flow matrix only has 27 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2047718069721078183.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14411138967829418048.kers'
[2026-05-28 10:15:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2047718069721078183.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14411138967829418048.kers]
Normalized transition count is 26 out of 27 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 26 rows 17 cols 70 entries
Finished phase 1 with 12 SingleSign rule and 1 generalized
[2026-05-28 10:15:33] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14411138967829418048.kers
Total runtime 1 ms.
[2026-05-28 10:15:33] [INFO ] Implicit Places using invariants in 56 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/22 places, 28/30 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 18 transition count 27
Applied a total of 1 rules in 5 ms. Remains 18 /18 variables (removed 0) and now considering 27/28 (removed 1) transitions.
[2026-05-28 10:15:33] [INFO ] Flow matrix only has 26 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1795557991381925337.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14409663039030455568.kers'
[2026-05-28 10:15:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1795557991381925337.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14409663039030455568.kers]
Normalized transition count is 25 out of 26 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 25 rows 17 cols 67 entries
Finished phase 1 with 12 SingleSign rule and 1 generalized
[2026-05-28 10:15:33] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14409663039030455568.kers
Total runtime 1 ms.
[2026-05-28 10:15:33] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-28 10:15:33] [INFO ] Flow matrix only has 26 transitions (discarded 1 similar events)
[2026-05-28 10:15:33] [INFO ] Invariant cache hit.
[2026-05-28 10:15:33] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/22 places, 27/30 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 169 ms. Remains : 18/22 places, 27/30 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 152 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MAPK-PT-00020-LTLFireability-06 finished in 362 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||X(G(!p0)))))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9838646979778586990.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16977352028340672332.kers'
[2026-05-28 10:15:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9838646979778586990.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16977352028340672332.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 20 cols 84 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:33] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16977352028340672332.kers
Total runtime 1 ms.
[2026-05-28 10:15:33] [INFO ] Implicit Places using invariants in 62 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 64 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 20/22 places, 30/30 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))||!p0)))'
Stuttering acceptance computed with spot in 158 ms :[true, false, false, (NOT p0)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-07
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA MAPK-PT-00020-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MAPK-PT-00020-LTLFireability-07 finished in 261 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(G(p0)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 22 transition count 29
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 29
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 19 rules applied. Total rules applied 22 place count 9 transition count 21
Graph (trivial) has 12 edges and 9 vertex of which 2 / 9 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 23 place count 8 transition count 21
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 26 place count 8 transition count 18
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 30 place count 8 transition count 14
Applied a total of 30 rules in 14 ms. Remains 8 /22 variables (removed 14) and now considering 14/30 (removed 16) transitions.
[2026-05-28 10:15:34] [INFO ] Flow matrix only has 10 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2947397867111249217.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7248324204017348795.kers'
[2026-05-28 10:15:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2947397867111249217.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7248324204017348795.kers]
Normalized transition count is 9 out of 10 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 9 rows 7 cols 18 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-28 10:15:34] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7248324204017348795.kers
Total runtime 0 ms.
[2026-05-28 10:15:34] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-28 10:15:34] [INFO ] Flow matrix only has 10 transitions (discarded 4 similar events)
[2026-05-28 10:15:34] [INFO ] Invariant cache hit.
[2026-05-28 10:15:34] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-28 10:15:34] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2026-05-28 10:15:34] [INFO ] Redundant transitions in 1 ms returned []
Running 12 sub problems to find dead transitions.
[2026-05-28 10:15:34] [INFO ] Flow matrix only has 10 transitions (discarded 4 similar events)
[2026-05-28 10:15:34] [INFO ] Invariant cache hit.
[2026-05-28 10:15:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 9/17 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/18 variables, and 13 constraints, problems are : Problem set: 0 solved, 12 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 9/17 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 12/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/17 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/18 variables, and 25 constraints, problems are : Problem set: 0 solved, 12 unsolved in 286 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 547ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 548ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/22 places, 14/30 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 675 ms. Remains : 8/22 places, 14/30 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)))'
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA MAPK-PT-00020-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MAPK-PT-00020-LTLFireability-09 finished in 762 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(((F(p0)&&X(X((p1||G(F(p1)))))) U p2)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9592968247525344714.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13932281583759411913.kers'
[2026-05-28 10:15:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9592968247525344714.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13932281583759411913.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 20 cols 84 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:34] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13932281583759411913.kers
Total runtime 0 ms.
[2026-05-28 10:15:34] [INFO ] Implicit Places using invariants in 53 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 21/22 places, 30/30 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(((F(p0)&&X(X((p1||G(F(p1)))))) U p2)))'
Stuttering acceptance computed with spot in 357 ms :[(NOT p2), (NOT p2), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-10
Product exploration explored 100000 steps with 1995 reset in 202 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA MAPK-PT-00020-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property MAPK-PT-00020-LTLFireability-10 finished in 675 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)||(X(p1)&&F((G(!p2)||(X(!p2)&&F(!p1)))))))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:35] [INFO ] Invariant cache hit.
[2026-05-28 10:15:35] [INFO ] Implicit Places using invariants in 52 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 54 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 20/22 places, 30/30 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)||(X(p1)&&F((G(p2)||(X(p2)&&F(!p1)))))))'
Stuttering acceptance computed with spot in 281 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0)]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 125 ms.
Product exploration explored 100000 steps with 50000 reset in 140 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 12 factoid took 17 ms. Proved property starting from automaton with 5 states, 9 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 22 ms.
FORMULA MAPK-PT-00020-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MAPK-PT-00020-LTLFireability-11 finished in 679 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 U p1)))) U p2)))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:36] [INFO ] Invariant cache hit.
[2026-05-28 10:15:36] [INFO ] Implicit Places using invariants in 55 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 56 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 20/22 places, 30/30 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 U p1)))) U p2)))'
Stuttering acceptance computed with spot in 279 ms :[(NOT p2), (NOT p2), (OR (NOT p2) p1), p1, p1, true]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-12
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA MAPK-PT-00020-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MAPK-PT-00020-LTLFireability-12 finished in 380 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||G(!p1))))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2026-05-28 10:15:36] [INFO ] Invariant cache hit.
[2026-05-28 10:15:36] [INFO ] Implicit Places using invariants in 47 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 30/30 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 21/22 places, 30/30 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||G(p1))))))'
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : MAPK-PT-00020-LTLFireability-15
Product exploration explored 100000 steps with 8240 reset in 171 ms.
Product exploration explored 100000 steps with 8120 reset in 201 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 5 factoid took 59 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 156 steps (0 resets) in 7 ms. (19 steps per ms) remains 0/4 properties
Knowledge based reduction with 5 factoid took 125 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 334 ms.
Stuttering acceptance computed with spot in 149 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 30/30 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6802265373170980088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7569184656624652626.kers'
[2026-05-28 10:15:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6802265373170980088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7569184656624652626.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 30 rows 19 cols 78 entries
Finished phase 1 with 14 SingleSign rule and 1 generalized
[2026-05-28 10:15:37] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7569184656624652626.kers
Total runtime 0 ms.
[2026-05-28 10:15:37] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-28 10:15:37] [INFO ] Invariant cache hit.
[2026-05-28 10:15:37] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Running 29 sub problems to find dead transitions.
[2026-05-28 10:15:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/21 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/51 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 0/51 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/51 variables, and 27 constraints, problems are : Problem set: 0 solved, 29 unsolved in 800 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (OVERLAPS) 1/21 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 30/51 variables, 21/27 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/51 variables, 29/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/51 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (OVERLAPS) 0/51 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/51 variables, and 56 constraints, problems are : Problem set: 0 solved, 29 unsolved in 904 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1713ms problems are : Problem set: 0 solved, 29 unsolved
Search for dead transitions found 0 dead transitions in 1714ms
Finished structural reductions in LTL mode , in 1 iterations and 1813 ms. Remains : 21/21 places, 30/30 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 5 factoid took 75 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 724 steps (0 resets) in 7 ms. (90 steps per ms) remains 0/4 properties
Knowledge based reduction with 5 factoid took 131 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 355 ms.
Stuttering acceptance computed with spot in 141 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 8278 reset in 148 ms.
Product exploration explored 100000 steps with 8261 reset in 143 ms.
Spot run failed in 88 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/ltsmin15691936275810565504
[2026-05-28 10:15:40] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15691936275810565504
Running compilation step : cd /tmp/ltsmin15691936275810565504;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 199 ms.
Running link step : cd /tmp/ltsmin15691936275810565504;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin15691936275810565504;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased18191136026413007807.hoa' '--buchi-type=spotba'
LTSmin run took 50 ms.
FORMULA MAPK-PT-00020-LTLFireability-15 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property MAPK-PT-00020-LTLFireability-15 finished in 4280 ms.
All properties solved by simple procedures.
Total runtime 24400 ms.

BK_STOP 1779963340985

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="MAPK-PT-00020"
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 MAPK-PT-00020, 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 r162-smll-177961108000556"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MAPK-PT-00020.tgz
mv MAPK-PT-00020 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;