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-177946967500020.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-00010by00005, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967500020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 9.6K Mar 6 08:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 6 08:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 6 08:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 08:50 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 08:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 08:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 08:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 08:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Mar 6 08:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 6 08:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:17 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-00010by00005-LTLFireability-00
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-01
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-02
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-03
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-04
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-05
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-06
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-07
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-08
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-09
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-10
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-11
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-12
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-13
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-14
FORMULA_NAME CloudOpsManagement-PT-00010by00005-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779481460364

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-00010by00005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 20:24:21] [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 20:24:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:24:21] [INFO ] Load time of PNML (sax parser for PT used): 40 ms
[2026-05-22 20:24:21] [INFO ] Transformed 27 places.
[2026-05-22 20:24:21] [INFO ] Transformed 29 transitions.
[2026-05-22 20:24:21] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 129 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 2 formulas.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 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-1045107648971517779.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2203086270254407230.kers'
[2026-05-22 20:24:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1045107648971517779.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2203086270254407230.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 20:24:21] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2203086270254407230.kers
Total runtime 7 ms.
[2026-05-22 20:24:22] [INFO ] Implicit Places using invariants in 157 ms returned []
[2026-05-22 20:24:22] [INFO ] Invariant cache hit.
[2026-05-22 20:24:22] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:24:22] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2026-05-22 20:24:22] [INFO ] Invariant cache hit.
[2026-05-22 20:24:22] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/56 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 41 constraints, problems are : Problem set: 0 solved, 26 unsolved in 622 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 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) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 26/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/56 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 67 constraints, problems are : Problem set: 0 solved, 26 unsolved in 663 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1307ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1316ms
Finished structural reductions in LTL mode , in 1 iterations and 1608 ms. Remains : 27/27 places, 29/29 transitions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:23] [INFO ] Invariant cache hit.
[2026-05-22 20:24:23] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-22 20:24:23] [INFO ] Invariant cache hit.
[2026-05-22 20:24:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:24:23] [INFO ] Implicit Places using invariants and state equation in 37 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 : 27/27 places, 29/29 transitions.
Support contains 25 out of 27 places after structural reductions.
[2026-05-22 20:24:23] [INFO ] Flatten gal took : 17 ms
[2026-05-22 20:24:23] [INFO ] Flatten gal took : 6 ms
[2026-05-22 20:24:23] [INFO ] Input system was already deterministic with 29 transitions.
RANDOM walk for 36919 steps (8 resets) in 322 ms. (114 steps per ms) remains 0/21 properties
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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((F((p0||(G(p1)&&F(!p2)))) U X(p3))))'
Support contains 6 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 0 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:24] [INFO ] Invariant cache hit.
[2026-05-22 20:24:24] [INFO ] Implicit Places using invariants in 37 ms returned [16, 23]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 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 0 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 41 ms. Remains : 25/27 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((F((p0||(G(p1)&&F(!p2)))) U X(p3))))'
Stuttering acceptance computed with spot in 698 ms :[(NOT p3), (NOT p3), (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) p2 (NOT p3))), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p0) p2 (NOT p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) p2)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-01
Stuttering criterion allowed to conclude after 6477 steps with 1875 reset in 48 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-01 finished in 892 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)))||G(p1))))'
Support contains 2 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 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:25] [INFO ] Invariant cache hit.
[2026-05-22 20:24:25] [INFO ] Implicit Places using invariants in 25 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 26 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 28 ms. Remains : 24/27 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((F((G(p0)&&X(p1)))||G(p1))))'
Stuttering acceptance computed with spot in 237 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-02
Stuttering criterion allowed to conclude after 49 steps with 3 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-02 finished in 296 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(G(!p0))&&F(p1))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 8 edges and 27 vertex of which 8 / 27 are part of one of the 4 SCC in 3 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 23 transition count 22
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 7 place count 23 transition count 19
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 17 transition count 19
Applied a total of 13 rules in 24 ms. Remains 17 /27 variables (removed 10) and now considering 19/29 (removed 10) transitions.
[2026-05-22 20:24:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8805805262005048020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1408142072036889169.kers'
[2026-05-22 20:24:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8805805262005048020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1408142072036889169.kers]
Normalized transition count is 14 out of 15 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 14 rows 13 cols 43 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-22 20:24:25] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1408142072036889169.kers
Total runtime 0 ms.
[2026-05-22 20:24:25] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-22 20:24:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2026-05-22 20:24:25] [INFO ] Invariant cache hit.
[2026-05-22 20:24:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:24:25] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2026-05-22 20:24:25] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2026-05-22 20:24:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2026-05-22 20:24:25] [INFO ] Invariant cache hit.
[2026-05-22 20:24:25] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 3/17 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 3/17 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (OVERLAPS) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 512ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 512ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/27 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 597 ms. Remains : 17/27 places, 19/29 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-03
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-03 finished in 750 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 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 1 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 24 transition count 24
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 22
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 22
Applied a total of 9 rules in 8 ms. Remains 20 /27 variables (removed 7) and now considering 22/29 (removed 7) transitions.
[2026-05-22 20:24:26] [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-15300957980959312332.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8153389199424653226.kers'
[2026-05-22 20:24:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15300957980959312332.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8153389199424653226.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 20:24:26] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8153389199424653226.kers
Total runtime 0 ms.
[2026-05-22 20:24:26] [INFO ] Implicit Places using invariants in 29 ms returned [15]
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 : 19/27 places, 22/29 transitions.
Applied a total of 0 rules in 2 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 40 ms. Remains : 19/27 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 34 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-04 finished in 96 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U !p1) U ((p2 U p3) U X(X(!p4))))))'
Support contains 5 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 1 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-17244158864720744496.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14801693989726092097.kers'
[2026-05-22 20:24:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17244158864720744496.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14801693989726092097.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 20:24:26] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14801693989726092097.kers
Total runtime 1 ms.
[2026-05-22 20:24:26] [INFO ] Implicit Places using invariants in 38 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 39 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 41 ms. Remains : 24/27 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(((p0 U !p1) U ((p2 U p3) U X(X(!p4))))))'
Stuttering acceptance computed with spot in 1135 ms :[p4, p4, p4, p4, (AND p1 p4), (AND (NOT p3) p4), p4, (AND p1 (NOT p3) p4), p4, true, p4, p4, (AND p1 p4), (AND (NOT p3) p4), p4, (AND p1 (NOT p3) p4), (AND p1 p4), (AND (NOT p3) p4), (AND p1 (NOT p3) p4), p1, (NOT p3), (AND p1 (NOT p3))]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-05
Entered a terminal (fully accepting) state of product in 18 steps with 2 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-05 finished in 1268 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 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 24 transition count 23
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 7 place count 24 transition count 20
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 18 transition count 20
Applied a total of 13 rules in 3 ms. Remains 18 /27 variables (removed 9) and now considering 20/29 (removed 9) transitions.
[2026-05-22 20:24:27] [INFO ] Flow matrix only has 17 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-11172177234795595350.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12384098569754234307.kers'
[2026-05-22 20:24:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11172177234795595350.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12384098569754234307.kers]
Normalized transition count is 16 out of 17 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 52 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-22 20:24:27] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12384098569754234307.kers
Total runtime 0 ms.
[2026-05-22 20:24:27] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-22 20:24:27] [INFO ] Flow matrix only has 17 transitions (discarded 3 similar events)
[2026-05-22 20:24:27] [INFO ] Invariant cache hit.
[2026-05-22 20:24:27] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:24:27] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
[2026-05-22 20:24:27] [INFO ] Redundant transitions in 0 ms returned []
Running 17 sub problems to find dead transitions.
[2026-05-22 20:24:27] [INFO ] Flow matrix only has 17 transitions (discarded 3 similar events)
[2026-05-22 20:24:27] [INFO ] Invariant cache hit.
[2026-05-22 20:24:27] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 3/18 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 17 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 3/18 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 17/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 1/35 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/35 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (OVERLAPS) 0/35 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 46 constraints, problems are : Problem set: 0 solved, 17 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 567ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 567ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/27 places, 20/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 746 ms. Remains : 18/27 places, 20/29 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 54 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-06
Stuttering criterion allowed to conclude after 63 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-06 finished in 834 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))||G((p1||(F(p1) U p0)||G(p2)))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 5 edges and 27 vertex of which 4 / 27 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 25 transition count 26
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 25 transition count 25
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 23 transition count 25
Applied a total of 5 rules in 5 ms. Remains 23 /27 variables (removed 4) and now considering 25/29 (removed 4) transitions.
[2026-05-22 20:24:28] [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-7162822439349887601.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6835734118575544270.kers'
[2026-05-22 20:24:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7162822439349887601.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6835734118575544270.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 21 cols 67 entries
Finished phase 1 with 13 SingleSign rule and 0 generalized
[2026-05-22 20:24:28] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6835734118575544270.kers
Total runtime 3 ms.
[2026-05-22 20:24:28] [INFO ] Implicit Places using invariants in 59 ms returned [15, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 61 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/27 places, 25/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 68 ms. Remains : 21/27 places, 25/29 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))||G((p1||(F(p1) U p0)||G(p2)))))'
Stuttering acceptance computed with spot in 232 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND p1 (NOT p0) (NOT p2)), false]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-07 finished in 332 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 1 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 24 transition count 24
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 24 transition count 22
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 20 transition count 22
Applied a total of 9 rules in 4 ms. Remains 20 /27 variables (removed 7) and now considering 22/29 (removed 7) transitions.
[2026-05-22 20:24:28] [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-6039513454514558502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15553659120708832206.kers'
[2026-05-22 20:24:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6039513454514558502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15553659120708832206.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 20:24:28] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15553659120708832206.kers
Total runtime 1 ms.
[2026-05-22 20:24:28] [INFO ] Implicit Places using invariants in 62 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 63 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/27 places, 22/29 transitions.
Graph (trivial) has 6 edges and 19 vertex of which 2 / 19 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 1 ms. Remains 18 /19 variables (removed 1) and now considering 21/22 (removed 1) transitions.
[2026-05-22 20:24:28] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11883893487570782820.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12314074663445919147.kers'
[2026-05-22 20:24:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11883893487570782820.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12314074663445919147.kers]
Normalized transition count is 16 out of 17 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 49 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-22 20:24:28] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12314074663445919147.kers
Total runtime 0 ms.
[2026-05-22 20:24:28] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-22 20:24:28] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2026-05-22 20:24:28] [INFO ] Invariant cache hit.
[2026-05-22 20:24:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:24:29] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/27 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 157 ms. Remains : 18/27 places, 21/29 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)))'
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-08
Stuttering criterion allowed to conclude after 63 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-08 finished in 249 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 X(X(!p0))) U !p1)||X((!p2&&X(!p2)))))'
Support contains 3 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 1 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-4607433110271249614.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1027681615703376893.kers'
[2026-05-22 20:24:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4607433110271249614.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1027681615703376893.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 20:24:29] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1027681615703376893.kers
Total runtime 0 ms.
[2026-05-22 20:24:29] [INFO ] Implicit Places using invariants in 36 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 37 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 39 ms. Remains : 24/27 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 X(X(!p0))) U !p1)||X((p2&&X(p2)))))'
Stuttering acceptance computed with spot in 770 ms :[(AND p1 (NOT p2)), (AND p0 (NOT p2)), (AND p1 (NOT p2)), (AND p0 (NOT p2)), p0, (AND p0 (NOT p2)), true, p0, p1, (AND p0 (NOT p2)), (AND p1 (NOT p2)), p0, (AND p0 (NOT p2)), p0, (AND p0 (NOT p2)), p0, (AND p0 (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-09
Product exploration explored 100000 steps with 33333 reset in 246 ms.
Product exploration explored 100000 steps with 33333 reset in 256 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 24 factoid took 17 ms. Proved property starting from automaton with 17 states, 34 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 22 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-09 finished in 1387 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||X((F(!p1)||G(!p2)))))))'
Support contains 4 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 0 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:30] [INFO ] Invariant cache hit.
[2026-05-22 20:24:30] [INFO ] Implicit Places using invariants in 29 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 30 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 : 24/27 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||X((F(p1)||G(p2)))))))'
Stuttering acceptance computed with spot in 202 ms :[(NOT p1), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-10
Product exploration explored 100000 steps with 33333 reset in 79 ms.
Product exploration explored 100000 steps with 33333 reset in 103 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 18 ms. Proved property starting from automaton with 5 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 18 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-10 finished in 460 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(X(X(G(p2))))))'
Support contains 5 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 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:30] [INFO ] Invariant cache hit.
[2026-05-22 20:24:30] [INFO ] Implicit Places using invariants in 29 ms returned [19, 23]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 30 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 0 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 31 ms. Remains : 25/27 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(X(X(G(p2))))))'
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-13
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-13 finished in 260 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)))&&(X(X(X(p2))) U ((p2&&X(X(X(p2))))||X(X(X(G(p2))))))))'
Support contains 3 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 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:31] [INFO ] Invariant cache hit.
[2026-05-22 20:24:31] [INFO ] Implicit Places using invariants in 38 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 38 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 40 ms. Remains : 24/27 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((!p0 U !p1)))&&(X(X(X(p2))) U ((p2&&X(X(X(p2))))||X(X(X(G(p2))))))))'
Stuttering acceptance computed with spot in 319 ms :[(OR (NOT p2) p1), p1, (NOT p2), true, p1, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-14
Stuttering criterion allowed to conclude after 147 steps with 1 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-14 finished in 405 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((X(F(p0))||(!p1 U p2))))))'
Support contains 4 out of 27 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:24:31] [INFO ] Invariant cache hit.
[2026-05-22 20:24:31] [INFO ] Implicit Places using invariants in 28 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 28 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 : 24/27 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((X(F(p0))||(!p1 U p2))))))'
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-00010by00005-LTLFireability-15
Stuttering criterion allowed to conclude after 165 steps with 40 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00010by00005-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00010by00005-LTLFireability-15 finished in 231 ms.
All properties solved by simple procedures.
Total runtime 10258 ms.

BK_STOP 1779481471872

--------------------
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="CloudOpsManagement-PT-00010by00005"
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-00010by00005, 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-177946967500020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-00010by00005.tgz
mv CloudOpsManagement-PT-00010by00005 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 ;