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.r146-tall-177961074300684.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 HexagonalGrid-PT-126, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074300684
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 432K
-rw-r--r-- 1 mcc users 6.2K Mar 7 13:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Mar 7 13:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 13:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 7 13:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 10:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 10:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 10:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.6K Mar 7 13:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 7 13:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 13:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Mar 7 13:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rwxr-xr-x 1 mcc users 18K 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 HexagonalGrid-PT-126-LTLFireability-00
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-01
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-02
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-03
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-04
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-05
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-06
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-07
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-08
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-09
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-10
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-11
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-12
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-13
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-14
FORMULA_NAME HexagonalGrid-PT-126-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779738773853

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HexagonalGrid-PT-126
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-25 19:52:54] [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]
[2026-05-25 19:52:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 19:52:55] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2026-05-25 19:52:55] [INFO ] Transformed 31 places.
[2026-05-25 19:52:55] [INFO ] Transformed 42 transitions.
[2026-05-25 19:52:55] [INFO ] Parsed PT model containing 31 places and 42 transitions and 168 arcs in 122 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA HexagonalGrid-PT-126-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-126-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 7 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (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-8031029590121122976.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3033773634850183211.kers'
[2026-05-25 19:52:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8031029590121122976.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3033773634850183211.kers]
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 0 ms.
// Phase 1: matrix 42 rows 19 cols 120 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-25 19:52:55] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3033773634850183211.kers
Total runtime 2 ms.
[2026-05-25 19:52:55] [INFO ] Implicit Places using invariants in 184 ms returned []
[2026-05-25 19:52:55] [INFO ] Invariant cache hit.
[2026-05-25 19:52:55] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
Running 36 sub problems to find dead transitions.
[2026-05-25 19:52:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 12/31 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/73 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/73 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 73/73 variables, and 45 constraints, problems are : Problem set: 0 solved, 36 unsolved in 669 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 12/31 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 42/73 variables, 31/45 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/73 variables, 36/81 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/73 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 73/73 variables, and 81 constraints, problems are : Problem set: 0 solved, 36 unsolved in 772 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1501ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 1514ms
Finished structural reductions in LTL mode , in 1 iterations and 1819 ms. Remains : 31/31 places, 42/42 transitions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:52:57] [INFO ] Invariant cache hit.
[2026-05-25 19:52:57] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 19:52:57] [INFO ] Invariant cache hit.
[2026-05-25 19:52:57] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 31/31 places, 42/42 transitions.
Support contains 25 out of 31 places after structural reductions.
[2026-05-25 19:52:57] [INFO ] Flatten gal took : 22 ms
[2026-05-25 19:52:57] [INFO ] Flatten gal took : 7 ms
[2026-05-25 19:52:57] [INFO ] Input system was already deterministic with 42 transitions.
RANDOM walk for 162 steps (0 resets) in 32 ms. (4 steps per ms) remains 0/18 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' '!(X(((!p0&&G(p1))||X((X(p2) U ((X(p2)&&G(!p0))||X(G(p2))))))))'
Support contains 5 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:52:57] [INFO ] Invariant cache hit.
[2026-05-25 19:52:57] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-25 19:52:57] [INFO ] Invariant cache hit.
[2026-05-25 19:52:57] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 31/31 places, 42/42 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(p0) U ((X(p0)&&G(!p1))||X(G(p0)))))||(G(p2)&&!p1))))'
Stuttering acceptance computed with spot in 715 ms :[true, (AND p1 (NOT p0)), (AND p1 (NOT p0) (NOT p2)), p1, (AND p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (NOT p2)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-00 finished in 911 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((X(X(X(p0)))&&F(p1)&&F(p2))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:52:58] [INFO ] Invariant cache hit.
[2026-05-25 19:52:58] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 19:52:58] [INFO ] Invariant cache hit.
[2026-05-25 19:52:58] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 31/31 places, 42/42 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(X(X(p0)))&&F(p1)&&F(p2))))'
Stuttering acceptance computed with spot in 501 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-02
Product exploration explored 100000 steps with 8542 reset in 319 ms.
Stack based approach found an accepted trace after 836 steps with 63 reset with depth 8 and stack size 8 in 3 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-02 finished in 931 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 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:52:59] [INFO ] Invariant cache hit.
[2026-05-25 19:52:59] [INFO ] Implicit Places using invariants in 38 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 30 transition count 37
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 20 transition count 37
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 15 place count 20 transition count 32
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 10 transition count 32
Graph (trivial) has 25 edges and 10 vertex of which 5 / 10 are part of one of the 1 SCC in 1 ms
Free SCC test removed 4 places
Iterating global reduction 0 with 1 rules applied. Total rules applied 31 place count 6 transition count 32
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 58 place count 6 transition count 5
Applied a total of 58 rules in 14 ms. Remains 6 /30 variables (removed 24) and now considering 5/42 (removed 37) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9859722941493806560.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14065734031348731619.kers'
[2026-05-25 19:52:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9859722941493806560.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14065734031348731619.kers]
Normalized transition count is 4 out of 5 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 8 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-25 19:52:59] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14065734031348731619.kers
Total runtime 0 ms.
[2026-05-25 19:52:59] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-25 19:52:59] [INFO ] Invariant cache hit.
[2026-05-25 19:52:59] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/31 places, 5/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 96 ms. Remains : 6/31 places, 5/42 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 43 ms :[(NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-03 finished in 164 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(F(p0)))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (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-12780454074541047761.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16804307648240961860.kers'
[2026-05-25 19:52:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12780454074541047761.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16804307648240961860.kers]
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 0 ms.
// Phase 1: matrix 42 rows 19 cols 120 entries
Finished phase 1 with 17 SingleSign rule and 0 generalized
[2026-05-25 19:52:59] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16804307648240961860.kers
Total runtime 0 ms.
[2026-05-25 19:52:59] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-25 19:52:59] [INFO ] Invariant cache hit.
[2026-05-25 19:52:59] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 155 ms. Remains : 31/31 places, 42/42 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(F(p0)))))'
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-04
Product exploration explored 100000 steps with 24195 reset in 175 ms.
Stack based approach found an accepted trace after 36010 steps with 8725 reset with depth 9 and stack size 9 in 78 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-04 finished in 611 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((G(p0)&&X(p1))) U p2)))'
Support contains 7 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:00] [INFO ] Invariant cache hit.
[2026-05-25 19:53:00] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 19:53:00] [INFO ] Invariant cache hit.
[2026-05-25 19:53:00] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 31/31 places, 42/42 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((G(p0)&&X(p1))) U p2)))'
Stuttering acceptance computed with spot in 234 ms :[(NOT p2), (NOT p2), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-05
Product exploration explored 100000 steps with 22 reset in 211 ms.
Stack based approach found an accepted trace after 1630 steps with 0 reset with depth 1631 and stack size 1630 in 4 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-05 finished in 565 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(((p0 U ((F(p0) U p1) U X(p2)))&&F(p1))))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:00] [INFO ] Invariant cache hit.
[2026-05-25 19:53:00] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-25 19:53:00] [INFO ] Invariant cache hit.
[2026-05-25 19:53:00] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 31/31 places, 42/42 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(((p0 U ((F(p0) U p1) U X(p2)))&&F(p1))))'
Stuttering acceptance computed with spot in 337 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (AND p1 (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-07
Product exploration explored 100000 steps with 8490 reset in 208 ms.
Stack based approach found an accepted trace after 774 steps with 56 reset with depth 16 and stack size 16 in 2 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-07 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((G(p1)||p0))&&F((G(F(!p2))||(F(!p2)&&X(!p1))))))'
Support contains 7 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:01] [INFO ] Invariant cache hit.
[2026-05-25 19:53:01] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 19:53:01] [INFO ] Invariant cache hit.
[2026-05-25 19:53:01] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 67 ms. Remains : 31/31 places, 42/42 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(p1)||p0))&&F((G(F(p2))||(F(p2)&&X(!p1))))))'
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2), (AND (NOT p2) p1)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-08
Product exploration explored 100000 steps with 31541 reset in 181 ms.
Stack based approach found an accepted trace after 4849 steps with 1528 reset with depth 8 and stack size 8 in 12 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-08 finished in 476 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(F((p0&&G(!p1)))))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 0 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:02] [INFO ] Invariant cache hit.
[2026-05-25 19:53:02] [INFO ] Implicit Places using invariants in 44 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 42/42 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 30/31 places, 42/42 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(F((G(p0)&&p1))))))'
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 299 ms.
Stack based approach found an accepted trace after 486 steps with 0 reset with depth 487 and stack size 487 in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-09 finished in 598 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((G(p0) U p1)))'
Support contains 6 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:02] [INFO ] Invariant cache hit.
[2026-05-25 19:53:02] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 19:53:02] [INFO ] Invariant cache hit.
[2026-05-25 19:53:02] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 31/31 places, 42/42 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) U p1)))'
Stuttering acceptance computed with spot in 121 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-11 finished in 223 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 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:02] [INFO ] Invariant cache hit.
[2026-05-25 19:53:02] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-25 19:53:02] [INFO ] Invariant cache hit.
[2026-05-25 19:53:02] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2026-05-25 19:53:02] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 100 ms. Remains : 31/31 places, 42/42 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 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-13
Product exploration explored 100000 steps with 29 reset in 201 ms.
Stack based approach found an accepted trace after 727 steps with 46 reset with depth 10 and stack size 10 in 2 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-13 finished in 455 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 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:03] [INFO ] Invariant cache hit.
[2026-05-25 19:53:03] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 19:53:03] [INFO ] Invariant cache hit.
[2026-05-25 19:53:03] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2026-05-25 19:53:03] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 80 ms. Remains : 31/31 places, 42/42 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 34 ms :[(NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 204 ms.
Stack based approach found an accepted trace after 66 steps with 0 reset with depth 67 and stack size 67 in 1 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-14 finished in 348 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)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 42/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2026-05-25 19:53:03] [INFO ] Invariant cache hit.
[2026-05-25 19:53:03] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-25 19:53:03] [INFO ] Invariant cache hit.
[2026-05-25 19:53:03] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2026-05-25 19:53:03] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 95 ms. Remains : 31/31 places, 42/42 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HexagonalGrid-PT-126-LTLFireability-15
Product exploration explored 100000 steps with 6268 reset in 177 ms.
Stack based approach found an accepted trace after 987 steps with 59 reset with depth 28 and stack size 28 in 2 ms.
FORMULA HexagonalGrid-PT-126-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property HexagonalGrid-PT-126-LTLFireability-15 finished in 377 ms.
All properties solved by simple procedures.
Total runtime 9086 ms.

BK_STOP 1779738784075

--------------------
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="HexagonalGrid-PT-126"
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 HexagonalGrid-PT-126, 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 r146-tall-177961074300684"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HexagonalGrid-PT-126.tgz
mv HexagonalGrid-PT-126 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 ;