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.r066-tall-177946967500092.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudOpsManagement-PT-05120by02560, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967500092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 432K
-rw-r--r-- 1 mcc users 6.2K Mar 6 08:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 6 08:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 6 08:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 6 08:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 08:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 08:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 08:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Mar 6 08:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 08:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 6 08:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 17K 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 CloudOpsManagement-PT-05120by02560-LTLFireability-00
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-01
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-02
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-03
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-04
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-05
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-06
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-07
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-08
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-09
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-10
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-11
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-12
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-13
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-14
FORMULA_NAME CloudOpsManagement-PT-05120by02560-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779492514829

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudOpsManagement-PT-05120by02560
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 23:28:36] [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]
[2026-05-22 23:28:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 23:28:36] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2026-05-22 23:28:36] [INFO ] Transformed 27 places.
[2026-05-22 23:28:36] [INFO ] Transformed 29 transitions.
[2026-05-22 23:28:36] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 124 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 CloudOpsManagement-PT-05120by02560-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (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-5158135755722216464.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4312815268038691438.kers'
[2026-05-22 23:28:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5158135755722216464.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4312815268038691438.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 26 cols 86 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:36] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4312815268038691438.kers
Total runtime 1 ms.
[2026-05-22 23:28:36] [INFO ] Implicit Places using invariants in 186 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 222 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 245 ms. Remains : 25/27 places, 29/29 transitions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (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-4466872178859202972.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17256374172654969944.kers'
[2026-05-22 23:28:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4466872178859202972.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17256374172654969944.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 24 cols 82 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:36] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17256374172654969944.kers
Total runtime 0 ms.
[2026-05-22 23:28:36] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-22 23:28:36] [INFO ] Invariant cache hit.
[2026-05-22 23:28:36] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 23:28:36] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2026-05-22 23:28:36] [INFO ] Invariant cache hit.
[2026-05-22 23:28:36] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/25 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/54 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 26 unsolved in 616 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/25 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 26/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/54 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/54 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/54 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 63 constraints, problems are : Problem set: 0 solved, 26 unsolved in 570 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1216ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1230ms
Finished structural reductions in LTL mode , in 1 iterations and 1332 ms. Remains : 25/25 places, 29/29 transitions.
Support contains 23 out of 25 places after structural reductions.
[2026-05-22 23:28:38] [INFO ] Flatten gal took : 17 ms
[2026-05-22 23:28:38] [INFO ] Flatten gal took : 5 ms
[2026-05-22 23:28:38] [INFO ] Input system was already deterministic with 29 transitions.
Support contains 22 out of 25 places (down from 23) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 20 to 19
RANDOM walk for 40984 steps (8 resets) in 131 ms. (310 steps per ms) remains 12/19 properties
BEST_FIRST walk for 13560 steps (2 resets) in 59 ms. (226 steps per ms) remains 0/12 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(p0)&&X(X((F(p0)||X(X(p1)))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 23:28:38] [INFO ] Invariant cache hit.
[2026-05-22 23:28:38] [INFO ] Implicit Places using invariants in 27 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 24/25 places, 29/29 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((F(p0)||X(X(p1)))))))'
Stuttering acceptance computed with spot in 527 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-00
Stuttering criterion allowed to conclude after 27 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-00 finished in 637 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((G((!p0||F(p1))) U X(X(X(p2)))))))'
Support contains 7 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 23:28:39] [INFO ] Invariant cache hit.
[2026-05-22 23:28:39] [INFO ] Implicit Places using invariants in 27 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 24/25 places, 29/29 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((G((!p0||F(p1))) U X(X(X(p2)))))))'
Stuttering acceptance computed with spot in 468 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-01
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-01 finished in 566 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(p1))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 7 edges and 25 vertex of which 5 / 25 are part of one of the 2 SCC in 3 ms
Free SCC test removed 3 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Applied a total of 1 rules in 15 ms. Remains 22 /25 variables (removed 3) and now considering 25/29 (removed 4) transitions.
[2026-05-22 23:28:40] [INFO ] Flow matrix only has 23 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17909458385163761715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8742343205515803879.kers'
[2026-05-22 23:28:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17909458385163761715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8742343205515803879.kers]
Normalized transition count is 22 out of 23 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 22 rows 20 cols 65 entries
Finished phase 1 with 13 SingleSign rule and 0 generalized
[2026-05-22 23:28:40] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8742343205515803879.kers
Total runtime 1 ms.
[2026-05-22 23:28:40] [INFO ] Implicit Places using invariants in 36 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/25 places, 25/29 transitions.
Graph (trivial) has 5 edges and 21 vertex of which 2 / 21 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 2 ms. Remains 20 /21 variables (removed 1) and now considering 24/25 (removed 1) transitions.
[2026-05-22 23:28:40] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6753813099753994494.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3861892281955661490.kers'
[2026-05-22 23:28:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6753813099753994494.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3861892281955661490.kers]
Normalized transition count is 20 out of 21 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 20 rows 18 cols 59 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-22 23:28:40] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3861892281955661490.kers
Total runtime 0 ms.
[2026-05-22 23:28:40] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-22 23:28:40] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2026-05-22 23:28:40] [INFO ] Invariant cache hit.
[2026-05-22 23:28:40] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 23:28:40] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/25 places, 24/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 116 ms. Remains : 20/25 places, 24/29 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(p1))))'
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-02 finished in 275 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0||F(G(p1))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (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-3749311993748387375.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16621640549959819992.kers'
[2026-05-22 23:28:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3749311993748387375.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16621640549959819992.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 24 cols 82 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:40] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16621640549959819992.kers
Total runtime 0 ms.
[2026-05-22 23:28:40] [INFO ] Implicit Places using invariants in 27 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31 ms. Remains : 24/25 places, 29/29 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0||F(G(p1))))))'
Stuttering acceptance computed with spot in 1802 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 207 ms.
Product exploration explored 100000 steps with 33333 reset in 111 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 2 factoid took 29 ms. Proved property starting from automaton with 4 states, 5 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 34 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-03 finished in 2216 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' '!((((p1 U G(p2))||p0) U X(X(X(p3)))))'
Support contains 8 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 23:28:42] [INFO ] Invariant cache hit.
[2026-05-22 23:28:42] [INFO ] Implicit Places using invariants in 33 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 24/25 places, 29/29 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' '!((((p1 U G(p2))||p0) U X(X(X(p3)))))'
Stuttering acceptance computed with spot in 1057 ms :[(NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (NOT p3), (NOT p3), true, (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-04
Stuttering criterion allowed to conclude after 104 steps with 22 reset in 2 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-04 finished in 1169 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G((p0 U p1))||X(X(p2)))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 23:28:43] [INFO ] Invariant cache hit.
[2026-05-22 23:28:43] [INFO ] Implicit Places using invariants in 33 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 24/25 places, 29/29 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G((p0 U p1))||X(X(p2)))))))'
Stuttering acceptance computed with spot in 266 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-06
Stuttering criterion allowed to conclude after 39 steps with 2 reset in 0 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-06 finished in 343 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 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 9 edges and 25 vertex of which 7 / 25 are part of one of the 3 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 2 place count 21 transition count 23
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 21 transition count 22
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 19 transition count 22
Applied a total of 5 rules in 14 ms. Remains 19 /25 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2026-05-22 23:28:44] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15090919272214257276.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3514518496866183387.kers'
[2026-05-22 23:28:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15090919272214257276.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3514518496866183387.kers]
Normalized transition count is 18 out of 19 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 18 rows 16 cols 53 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-22 23:28:44] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3514518496866183387.kers
Total runtime 0 ms.
[2026-05-22 23:28:44] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-22 23:28:44] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2026-05-22 23:28:44] [INFO ] Invariant cache hit.
[2026-05-22 23:28:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 23:28:44] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2026-05-22 23:28:44] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2026-05-22 23:28:44] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2026-05-22 23:28:44] [INFO ] Invariant cache hit.
[2026-05-22 23:28:44] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/38 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/38 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/38 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 30 constraints, problems are : Problem set: 0 solved, 19 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 18/37 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 19/48 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/37 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 1/38 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/38 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 0/38 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 49 constraints, problems are : Problem set: 0 solved, 19 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 605ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 605ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/25 places, 22/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 694 ms. Remains : 19/25 places, 22/29 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 37 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-07 finished in 752 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((X(p1)&&p0))&&F(G(p2)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (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-6773708360854737810.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5891622817760550393.kers'
[2026-05-22 23:28:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6773708360854737810.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5891622817760550393.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 24 cols 82 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:44] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5891622817760550393.kers
Total runtime 0 ms.
[2026-05-22 23:28:44] [INFO ] Implicit Places using invariants in 28 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 24/25 places, 29/29 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((X(p1)&&p0))&&F(G(p2)))))'
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-09
Product exploration explored 100000 steps with 33325 reset in 203 ms.
Product exploration explored 100000 steps with 33427 reset in 153 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 11 factoid took 71 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 35860 steps (6 resets) in 30 ms. (1156 steps per ms) remains 0/4 properties
Knowledge based reduction with 11 factoid took 122 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Knowledge-based reduction took 391 ms.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (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-13405472835125746123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17632037757371634257.kers'
[2026-05-22 23:28:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13405472835125746123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17632037757371634257.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 23 cols 80 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:45] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17632037757371634257.kers
Total runtime 0 ms.
[2026-05-22 23:28:45] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-22 23:28:45] [INFO ] Invariant cache hit.
[2026-05-22 23:28:45] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 23:28:45] [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.
Running 26 sub problems to find dead transitions.
[2026-05-22 23:28:45] [INFO ] Invariant cache hit.
[2026-05-22 23:28:45] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/53 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 26 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 26/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/53 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 61 constraints, problems are : Problem set: 0 solved, 26 unsolved in 439 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 823ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 823ms
Finished structural reductions in LTL mode , in 1 iterations and 885 ms. Remains : 24/24 places, 29/29 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 11 factoid took 65 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 35860 steps (6 resets) in 63 ms. (560 steps per ms) remains 0/4 properties
Knowledge based reduction with 11 factoid took 119 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Knowledge-based reduction took 381 ms.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Product exploration explored 100000 steps with 33197 reset in 116 ms.
Product exploration explored 100000 steps with 33301 reset in 221 ms.
Spot run failed in 81 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/ltsmin1942480193484244592
[2026-05-22 23:28:47] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1942480193484244592
Running compilation step : cd /tmp/ltsmin1942480193484244592;'/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 213 ms.
Running link step : cd /tmp/ltsmin1942480193484244592;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin1942480193484244592;'/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/stateBased9435262370605390548.hoa' '--buchi-type=spotba'
LTSmin run took 68 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-09 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-09 finished in 3583 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 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 11 edges and 25 vertex of which 8 / 25 are part of one of the 3 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Applied a total of 1 rules in 2 ms. Remains 20 /25 variables (removed 5) and now considering 22/29 (removed 7) transitions.
[2026-05-22 23:28:48] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14486944732937646141.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5562905818428745004.kers'
[2026-05-22 23:28:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14486944732937646141.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5562905818428745004.kers]
Normalized transition count is 18 out of 19 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 18 rows 17 cols 55 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-22 23:28:48] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5562905818428745004.kers
Total runtime 0 ms.
[2026-05-22 23:28:48] [INFO ] Implicit Places using invariants in 29 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/25 places, 22/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34 ms. Remains : 19/25 places, 22/29 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 35 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-11
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-11 finished in 94 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X((G(!p1)&&p2))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (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-12704540880906185871.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18426325728838245228.kers'
[2026-05-22 23:28:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12704540880906185871.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18426325728838245228.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 28 rows 24 cols 82 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 23:28:48] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18426325728838245228.kers
Total runtime 0 ms.
[2026-05-22 23:28:48] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-22 23:28:48] [INFO ] Invariant cache hit.
[2026-05-22 23:28:48] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 23:28:48] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2026-05-22 23:28:48] [INFO ] Invariant cache hit.
[2026-05-22 23:28:48] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/25 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/54 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/54 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 54/54 variables, and 37 constraints, problems are : Problem set: 0 solved, 26 unsolved in 383 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/25 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/53 variables, 25/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 26/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/54 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/54 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/54 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 54/54 variables, and 63 constraints, problems are : Problem set: 0 solved, 26 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 25/25 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 813ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 814ms
Finished structural reductions in LTL mode , in 1 iterations and 884 ms. Remains : 25/25 places, 29/29 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X((G(!p1)&&p2))))'
Stuttering acceptance computed with spot in 114 ms :[true, (OR (NOT p2) p1), p1, true]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-12 finished in 1030 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0||(!p1 U (G(!p1)||(!p1&&G(!p2)))))) U ((X((p0||(!p1 U (G(!p1)||(!p1&&G(!p2))))))&&G(p3))||X(G((p0||(!p1 U (G(!p1)||(!p1&&G(!p2)))))))))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 23:28:49] [INFO ] Invariant cache hit.
[2026-05-22 23:28:49] [INFO ] Implicit Places using invariants in 26 ms returned [21]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 24/25 places, 29/29 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0||(!p1 U (G(!p1)||(!p1&&G(!p2)))))) U (X(G((p0||(!p1 U (G(!p1)||(!p1&&G(!p2)))))))||(X((p0||(!p1 U (G(!p1)||(!p1&&G(!p2))))))&&G(p3))))))'
Stuttering acceptance computed with spot in 872 ms :[true, (AND (NOT p0) p1 (NOT p3)), (OR (AND (NOT p0) p1 (NOT p3)) (AND p1 p2 (NOT p3))), (AND p1 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (AND (NOT p0) p1), (OR (AND (NOT p0) p1) (AND p1 p2)), (OR (AND (NOT p0) p1) (AND p1 p2)), p1, (OR (AND (NOT p0) p1 (NOT p3)) (AND p1 p2)), (OR p2 (AND (NOT p0) p1)), (OR p2 (AND (NOT p0) p1)), (OR p2 (AND (NOT p0) p1 (NOT p3))), (OR (NOT p3) p2), (NOT p3), (OR (AND (NOT p0) p1 (NOT p3)) (AND p2 (NOT p3)))]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-14
Entered a terminal (fully accepting) state of product in 117 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-14 finished in 1004 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((G(!p1)||p0))||G(p1)))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 9 edges and 25 vertex of which 6 / 25 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Applied a total of 1 rules in 3 ms. Remains 21 /25 variables (removed 4) and now considering 23/29 (removed 6) transitions.
[2026-05-22 23:28:50] [INFO ] Flow matrix only has 21 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7163625082522140821.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7058468620399375854.kers'
[2026-05-22 23:28:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7163625082522140821.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7058468620399375854.kers]
Normalized transition count is 20 out of 21 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 20 rows 19 cols 64 entries
Finished phase 1 with 12 SingleSign rule and 0 generalized
[2026-05-22 23:28:50] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7058468620399375854.kers
Total runtime 0 ms.
[2026-05-22 23:28:50] [INFO ] Implicit Places using invariants in 33 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/25 places, 23/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 39 ms. Remains : 20/25 places, 23/29 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((G(p1)||p0))||G(!p1)))'
Stuttering acceptance computed with spot in 173 ms :[true, false, p1, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-05120by02560-LTLFireability-15
Entered a terminal (fully accepting) state of product in 43 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-05120by02560-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-05120by02560-LTLFireability-15 finished in 237 ms.
All properties solved by simple procedures.
Total runtime 14478 ms.

BK_STOP 1779492530737

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ 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="CloudOpsManagement-PT-05120by02560"
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 CloudOpsManagement-PT-05120by02560, 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 r066-tall-177946967500092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-05120by02560.tgz
mv CloudOpsManagement-PT-05120by02560 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 ;