fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r044-tall-174854027800108
Last Updated
June 24, 2025

About the Execution of ITS-Tools for CloudOpsManagement-PT-00005by00002

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 8194.00 0.00 0.00 FFFFFFTFFFFFFFTF normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854027800108.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is CloudOpsManagement-PT-00005by00002, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854027800108
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 13 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 17K May 29 14:32 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-00005by00002-LTLFireability-00
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-01
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-02
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-03
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-04
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-05
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-06
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-07
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-08
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-09
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-10
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-11
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-12
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-13
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-14
FORMULA_NAME CloudOpsManagement-PT-00005by00002-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748565243759

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-00005by00002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 00:34:04] [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]
[2025-05-30 00:34:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 00:34:05] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2025-05-30 00:34:05] [INFO ] Transformed 27 places.
[2025-05-30 00:34:05] [INFO ] Transformed 29 transitions.
[2025-05-30 00:34:05] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 123 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 1 formulas.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 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 15 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2025-05-30 00:34:05] [INFO ] Computed 11 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:05] [INFO ] Implicit Places using invariants in 138 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 169 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 0 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 205 ms. Remains : 26/27 places, 29/29 transitions.
Support contains 21 out of 26 places after structural reductions.
[2025-05-30 00:34:05] [INFO ] Flatten gal took : 16 ms
[2025-05-30 00:34:05] [INFO ] Flatten gal took : 5 ms
[2025-05-30 00:34:05] [INFO ] Input system was already deterministic with 29 transitions.
Reduction of identical properties reduced properties to check from 22 to 20
RANDOM walk for 602 steps (0 resets) in 42 ms. (14 steps per ms) remains 0/20 properties
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-15 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_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(!(X(F(X(F(p0)))) U X(!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.
// Phase 1: matrix 29 rows 26 cols
[2025-05-30 00:34:06] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:06] [INFO ] Implicit Places using invariants in 42 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 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 45 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 291 ms :[true, (NOT p1), (NOT p1), p0, (AND p0 (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-00 finished in 401 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(X(F(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 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2025-05-30 00:34:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:06] [INFO ] Implicit Places using invariants in 41 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 41 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 42 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-01
Stuttering criterion allowed to conclude after 22 steps with 1 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-01 finished in 287 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 5 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 6 edges and 26 vertex of which 5 / 26 are part of one of the 2 SCC in 3 ms
Free SCC test removed 3 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Applied a total of 1 rules in 16 ms. Remains 23 /26 variables (removed 3) and now considering 25/29 (removed 4) transitions.
[2025-05-30 00:34:06] [INFO ] Flow matrix only has 23 transitions (discarded 2 similar events)
// Phase 1: matrix 23 rows 23 cols
[2025-05-30 00:34:06] [INFO ] Computed 10 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:06] [INFO ] Implicit Places using invariants in 33 ms returned [15, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/26 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 52 ms. Remains : 21/26 places, 25/29 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-02
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-02 finished in 130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p0)))||(p1&&X(F(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 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 26 cols
[2025-05-30 00:34:07] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:07] [INFO ] Implicit Places using invariants in 32 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 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 37 ms. Remains : 25/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 283 ms :[true, (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-03
Entered a terminal (fully accepting) state of product in 51 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-03 finished in 338 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
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 15 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2025-05-30 00:34:07] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2025-05-30 00:34:07] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:07] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-30 00:34:07] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2025-05-30 00:34:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:07] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 00:34:07] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 00:34:07] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
[2025-05-30 00:34:07] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2025-05-30 00:34:07] [INFO ] Invariant cache hit.
[2025-05-30 00:34:07] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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, 0/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 3/20 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 1/39 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (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 224 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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, 0/2 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 3/20 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 19/50 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 1/39 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/39 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (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 395 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 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 641ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 646ms
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 753 ms. Remains : 20/26 places, 22/29 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-04
Stuttering criterion allowed to conclude after 50 steps with 15 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-04 finished in 793 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&F(p1))))'
Support contains 4 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.
// Phase 1: matrix 29 rows 26 cols
[2025-05-30 00:34:08] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:08] [INFO ] Implicit Places using invariants in 36 ms returned [16, 22]
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 39 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-05
Entered a terminal (fully accepting) state of product in 26 steps with 6 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-05 finished in 206 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((F(p0)&&(!p1||X(X(!p2)))) U (G((F(p0)&&(!p1||X(X(!p2)))))||(F(p0)&&(!p1||X(X(!p2)))&&X(!p3))))))'
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 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2025-05-30 00:34:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:08] [INFO ] Implicit Places using invariants in 26 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 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 29 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 304 ms :[(OR (NOT p0) (AND p1 p2)), (NOT p0), (OR (AND p1 p2 p3) (AND (NOT p0) p3)), (OR (AND (NOT p0) p2) (AND p1 p2)), (AND (NOT p0) (NOT p3) p2), (OR (AND (NOT p0) p2 p3) (AND p1 p2 p3)), (OR (AND (NOT p0) p2) (AND p1 p2))]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-06
Product exploration explored 100000 steps with 50000 reset in 174 ms.
Product exploration explored 100000 steps with 50000 reset in 109 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p3) (NOT p2)), (X (NOT (AND p1 p3))), (X (NOT p3)), (X p0), (X (NOT (AND (NOT p0) p3))), (X (NOT p1)), (X (X (NOT (AND p1 p3)))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) p3 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND p3 p2)))), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p1 p3 p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p3) p2))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 17 factoid took 201 ms. Reduced automaton from 7 states, 17 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-06 finished in 857 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 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 6 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2025-05-30 00:34:09] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2025-05-30 00:34:09] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:09] [INFO ] Implicit Places using invariants in 32 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 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 1 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 40 ms. Remains : 19/26 places, 22/29 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-07
Stuttering criterion allowed to conclude after 50 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-07 finished in 83 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)&&X((X(p1)&&(!p2 U (p3||G(!p2))))))||X(G((X(p1)&&(!p2 U (p3||G(!p2))))))))'
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 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 26 cols
[2025-05-30 00:34:09] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:09] [INFO ] Implicit Places using invariants in 29 ms returned [16, 22]
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 : 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 32 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 343 ms :[(OR (NOT p1) (AND p2 (NOT p3))), (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (AND p2 (NOT p3))), (NOT p0), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) p3)), true, (NOT p1), (AND (NOT p3) p2)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-08 finished in 397 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&(X((p1 U X(p2))) U ((G(p3)&&X((p1 U X(p2))))||X(G((p1 U X(p2))))))))'
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.
[2025-05-30 00:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:09] [INFO ] Implicit Places using invariants in 27 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 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 29 ms. Remains : 25/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 498 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), true, (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3) (NOT p1)), (AND (NOT p3) (NOT p2)), (NOT p3)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-09
Entered a terminal (fully accepting) state of product in 79 steps with 1 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-09 finished in 558 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((F(p1)&&p0))&&X(X(F((p2 U (G(p2)||(p2&&G(!p1)))))))))'
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 0 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2025-05-30 00:34:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:10] [INFO ] Implicit Places using invariants in 29 ms returned [16, 22]
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 : 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 31 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1), (NOT p2), (AND p1 (NOT p2))]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-10
Stuttering criterion allowed to conclude after 11 steps with 1 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-10 finished in 280 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(X(X(p0)))&&F(p1)) U (X(G(p3))&&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.
[2025-05-30 00:34:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:10] [INFO ] Implicit Places using invariants in 30 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 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 33 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 455 ms :[(OR (NOT p2) (NOT p3)), (NOT p0), (NOT p1), (AND (NOT p1) p2 (NOT p3)), (NOT p3), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (AND (NOT p3) p0)]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-11 finished in 512 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(!p1))))'
Support contains 2 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.
[2025-05-30 00:34:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:11] [INFO ] Implicit Places using invariants in 29 ms returned [16, 22]
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 : 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 32 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND p1 (NOT p0)), p1, (AND p1 (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-12
Product exploration explored 100000 steps with 147 reset in 210 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 0 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-12 finished in 366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/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 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.
[2025-05-30 00:34:11] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2025-05-30 00:34:11] [INFO ] Computed 8 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:11] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-30 00:34:11] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2025-05-30 00:34:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 00:34:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 00:34:11] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 00:34:11] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-30 00:34:11] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2025-05-30 00:34:11] [INFO ] Invariant cache hit.
[2025-05-30 00:34:11] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (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 167 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (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 240 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 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 412ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 414ms
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 479 ms. Remains : 17/26 places, 19/29 transitions.
Stuttering acceptance computed with spot in 35 ms :[p0]
Running random walk in product with property : CloudOpsManagement-PT-00005by00002-LTLFireability-13
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00005by00002-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00005by00002-LTLFireability-13 finished in 530 ms.
All properties solved by simple procedures.
Total runtime 6977 ms.

BK_STOP 1748565251953

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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-00005by00002"
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 2-5832"
echo " Executing tool itstools"
echo " Input is CloudOpsManagement-PT-00005by00002, 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 r044-tall-174854027800108"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-00005by00002.tgz
mv CloudOpsManagement-PT-00005by00002 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 ;