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-177946967500044.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudOpsManagement-PT-00080by00040, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967500044
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.9K Mar 6 08:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Mar 6 08:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 6 08:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 6 08:48 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 4.9K Mar 15 08:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 15 08:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 08:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 08:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Mar 6 08:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 08:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 6 08:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:18 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 16K 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-00080by00040-LTLFireability-00
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-01
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-02
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-03
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-04
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-05
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-06
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-07
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-08
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-09
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-10
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-11
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-12
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-13
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-14
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779481725026

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-00080by00040
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-22 20:28:46] [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 20:28:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:28:46] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2026-05-22 20:28:46] [INFO ] Transformed 27 places.
[2026-05-22 20:28:46] [INFO ] Transformed 29 transitions.
[2026-05-22 20:28:46] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 120 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-00080by00040-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 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-6504979339960758053.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12449470547001554719.kers'
[2026-05-22 20:28:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6504979339960758053.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12449470547001554719.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 20:28:46] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12449470547001554719.kers
Total runtime 1 ms.
[2026-05-22 20:28:46] [INFO ] Implicit Places using invariants in 152 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 190 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 213 ms. Remains : 26/27 places, 29/29 transitions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 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-5714960233260675240.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11429991942062128921.kers'
[2026-05-22 20:28:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5714960233260675240.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11429991942062128921.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 25 cols 84 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 20:28:46] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11429991942062128921.kers
Total runtime 0 ms.
[2026-05-22 20:28:46] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-22 20:28:46] [INFO ] Invariant cache hit.
[2026-05-22 20:28:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:28:46] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2026-05-22 20:28:46] [INFO ] Invariant cache hit.
[2026-05-22 20:28:46] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/26 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/54 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/55 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/55 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/55 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 55/55 variables, and 39 constraints, problems are : Problem set: 0 solved, 26 unsolved in 651 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 26/26 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) 0/23 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/26 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/54 variables, 26/36 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/54 variables, 26/64 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/54 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/55 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/55 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 55/55 variables, and 65 constraints, problems are : Problem set: 0 solved, 26 unsolved in 619 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 26/26 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1291ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 1300ms
Finished structural reductions in LTL mode , in 1 iterations and 1410 ms. Remains : 26/26 places, 29/29 transitions.
Support contains 24 out of 26 places after structural reductions.
[2026-05-22 20:28:48] [INFO ] Flatten gal took : 16 ms
[2026-05-22 20:28:48] [INFO ] Flatten gal took : 5 ms
[2026-05-22 20:28:48] [INFO ] Input system was already deterministic with 29 transitions.
Support contains 23 out of 26 places (down from 24) after GAL structural reductions.
RANDOM walk for 22248 steps (5 resets) in 99 ms. (222 steps per ms) remains 0/19 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((F(p0)&&((p1 U X(p2))||X(!p0)))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:28:48] [INFO ] Invariant cache hit.
[2026-05-22 20:28:48] [INFO ] Implicit Places using invariants in 34 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 36 ms. Remains : 24/26 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((F(p0)&&((p1 U X(p2))||X(!p0)))))'
Stuttering acceptance computed with spot in 235 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (AND p0 (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-00
Product exploration explored 100000 steps with 16802 reset in 217 ms.
Stack based approach found an accepted trace after 14 steps with 2 reset with depth 11 and stack size 11 in 1 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-00 finished in 571 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 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 11 edges and 26 vertex of which 9 / 26 are part of one of the 4 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 21 transition count 21
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 21 transition count 19
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 17 transition count 19
Applied a total of 9 rules in 21 ms. Remains 17 /26 variables (removed 9) and now considering 19/29 (removed 10) transitions.
[2026-05-22 20:28:49] [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-5091262417271435736.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4511702881100272121.kers'
[2026-05-22 20:28:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5091262417271435736.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4511702881100272121.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 20:28:49] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4511702881100272121.kers
Total runtime 0 ms.
[2026-05-22 20:28:49] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-22 20:28:49] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2026-05-22 20:28:49] [INFO ] Invariant cache hit.
[2026-05-22 20:28:49] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:28:49] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2026-05-22 20:28:49] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2026-05-22 20:28:49] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2026-05-22 20:28:49] [INFO ] Invariant cache hit.
[2026-05-22 20:28:49] [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 233 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 293 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 539ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 539ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/26 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 622 ms. Remains : 17/26 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' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-01 finished in 691 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&X((G(p1) U X(p2)))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 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-2903569329810284269.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18268390636921400009.kers'
[2026-05-22 20:28:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2903569329810284269.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18268390636921400009.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 25 cols 84 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 20:28:50] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18268390636921400009.kers
Total runtime 0 ms.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants in 39 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 39 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 41 ms. Remains : 24/26 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((G(p1) U X(p2)))))'
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p2), (NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-02 finished in 338 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 11 edges and 26 vertex of which 9 / 26 are part of one of the 4 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 21 transition count 21
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 21 transition count 19
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 17 transition count 19
Applied a total of 9 rules in 5 ms. Remains 17 /26 variables (removed 9) and now considering 19/29 (removed 10) transitions.
[2026-05-22 20:28:50] [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-737496704527203548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6258796948495947280.kers'
[2026-05-22 20:28:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-737496704527203548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6258796948495947280.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 20:28:50] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6258796948495947280.kers
Total runtime 0 ms.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-22 20:28:50] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2026-05-22 20:28:50] [INFO ] Invariant cache hit.
[2026-05-22 20:28:50] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2026-05-22 20:28:50] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/26 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 76 ms. Remains : 17/26 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(p0)))'
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-03
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-03 finished in 175 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 X((p2||G(!p2))))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 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-13600326189288005660.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12469870038158538500.kers'
[2026-05-22 20:28:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13600326189288005660.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12469870038158538500.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 25 cols 84 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 20:28:50] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12469870038158538500.kers
Total runtime 0 ms.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants in 36 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 37 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 40 ms. Remains : 24/26 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 X((p2||G(!p2))))))'
Stuttering acceptance computed with spot in 259 ms :[(NOT p0), (NOT p0), false, false, (NOT p0), true, p2]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-05 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)&&F(G(!p1)))))'
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 9 edges and 26 vertex of which 7 / 26 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 22 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 22 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 20 transition count 22
Applied a total of 5 rules in 4 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2026-05-22 20:28:50] [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-13534174338228778959.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1741703644860589022.kers'
[2026-05-22 20:28:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13534174338228778959.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1741703644860589022.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 20:28:50] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1741703644860589022.kers
Total runtime 0 ms.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-22 20:28:50] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2026-05-22 20:28:50] [INFO ] Invariant cache hit.
[2026-05-22 20:28:50] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-22 20:28:50] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2026-05-22 20:28:50] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2026-05-22 20:28:50] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2026-05-22 20:28:50] [INFO ] Invariant cache hit.
[2026-05-22 20:28:50] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 3/20 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 18/38 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/39 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/39 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/39 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 32 constraints, problems are : Problem set: 0 solved, 19 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 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) 0/17 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 3/20 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 18/38 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 19/50 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/38 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 1/39 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/39 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 0/39 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 51 constraints, problems are : Problem set: 0 solved, 19 unsolved in 333 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 588ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 588ms
Starting structural reductions in SI_LTL mode, iteration 1 : 20/26 places, 22/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 652 ms. Remains : 20/26 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' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-06 finished in 804 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 X(p1)))||X(G(p2))))'
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 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-9582022075717586515.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15442038599629511404.kers'
[2026-05-22 20:28:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9582022075717586515.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15442038599629511404.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 25 cols 84 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 20:28:51] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15442038599629511404.kers
Total runtime 0 ms.
[2026-05-22 20:28:51] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 : 24/26 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 X(p1)))||X(G(p2))))'
Stuttering acceptance computed with spot in 328 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-08
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 4 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-08 finished in 402 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||G(!p0))) U ((G(p2)&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0))))))))'
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:28:52] [INFO ] Invariant cache hit.
[2026-05-22 20:28:52] [INFO ] Implicit Places using invariants in 31 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 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 33 ms. Remains : 25/26 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 (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(G(p2)&&(!p0 U (p1||G(!p0))))))))'
Stuttering acceptance computed with spot in 195 ms :[true, (AND p0 (NOT p1)), (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-10
Entered a terminal (fully accepting) state of product in 34 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-10 finished in 282 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(((p0 U p1) U p2)) U X((p1||X(!p3)))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:28:52] [INFO ] Invariant cache hit.
[2026-05-22 20:28:52] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 : 24/26 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(((p0 U p1) U p2)) U X((p1||X(!p3)))))'
Stuttering acceptance computed with spot in 475 ms :[(AND (NOT p1) p3), (AND (NOT p1) p3), (AND (NOT p1) p2 p3), (AND (NOT p1) p3), p3, true, (AND (NOT p1) p2 p3), (OR (AND (NOT p2) p3) (AND (NOT p1) p3)), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-11
Product exploration explored 100000 steps with 42864 reset in 201 ms.
Product exploration explored 100000 steps with 42877 reset in 150 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 15 factoid took 19 ms. Proved property starting from automaton with 11 states, 27 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 27 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-11 finished in 970 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F((p0||G(p1))) U p2) U X((p1||F(G(p2))))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:28:53] [INFO ] Invariant cache hit.
[2026-05-22 20:28:53] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 36 ms. Remains : 24/26 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((G(p0)||p1)) U p2) U X((p0||F(G(p2))))))'
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p0) (NOT p2)), false, (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-12
Stuttering criterion allowed to conclude after 14 steps with 3 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-12 finished in 325 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 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 9 edges and 26 vertex of which 7 / 26 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 22 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 22 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 20 transition count 22
Applied a total of 5 rules in 4 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2026-05-22 20:28:53] [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-1253871363069344928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3424460511427894415.kers'
[2026-05-22 20:28:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1253871363069344928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3424460511427894415.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 20:28:53] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3424460511427894415.kers
Total runtime 1 ms.
[2026-05-22 20:28:53] [INFO ] Implicit Places using invariants in 32 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/26 places, 22/29 transitions.
Applied a total of 0 rules in 3 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 : 19/26 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 44 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-13
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-13 finished in 117 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||G(p1))) U (p2&&G(p3)))))'
Support contains 7 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 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-434879313862888371.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14208967022823783503.kers'
[2026-05-22 20:28:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-434879313862888371.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14208967022823783503.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 25 cols 84 entries
Finished phase 1 with 16 SingleSign rule and 0 generalized
[2026-05-22 20:28:53] [INFO ] Computed 10 invariants in 0 ms
Computed 10 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14208967022823783503.kers
Total runtime 1 ms.
[2026-05-22 20:28:53] [INFO ] Implicit Places using invariants in 35 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 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 38 ms. Remains : 25/26 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((G(p0)||p1)) U (p2&&G(p3)))))'
Stuttering acceptance computed with spot in 303 ms :[(OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1)), (NOT p3), true, (NOT p0), (OR (AND p1 (NOT p3)) (AND p0 (NOT p3))), (AND (NOT p0) (NOT p3) p1)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-14
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-14 finished in 374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(!p0)&&F(p1))))'
Support contains 3 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2026-05-22 20:28:54] [INFO ] Invariant cache hit.
[2026-05-22 20:28:54] [INFO ] Implicit Places using invariants in 31 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 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 34 ms. Remains : 24/26 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((X(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLFireability-15
Stuttering criterion allowed to conclude after 16 steps with 1 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLFireability-15 finished in 185 ms.
All properties solved by simple procedures.
Total runtime 8202 ms.

BK_STOP 1779481734411

--------------------
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-00080by00040"
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-00080by00040, 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-177946967500044"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-00080by00040.tgz
mv CloudOpsManagement-PT-00080by00040 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 ;