Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067200292.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 DLCshifumi-PT-2a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067200292
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 656K
-rw-r--r-- 1 mcc users 6.8K 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 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.2K 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 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 213K 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 DLCshifumi-PT-2a-LTLFireability-00
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-01
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-02
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-03
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-04
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-05
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-06
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-07
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-08
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-09
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-10
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-11
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-12
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-13
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-14
FORMULA_NAME DLCshifumi-PT-2a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748687853977

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-2a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 10:37:35] [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]
[2025-05-31 10:37:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:37:35] [INFO ] Load time of PNML (sax parser for PT used): 97 ms
[2025-05-31 10:37:35] [INFO ] Transformed 188 places.
[2025-05-31 10:37:35] [INFO ] Transformed 888 transitions.
[2025-05-31 10:37:35] [INFO ] Found NUPN structural information;
[2025-05-31 10:37:35] [INFO ] Parsed PT model containing 188 places and 888 transitions and 3166 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
FORMULA DLCshifumi-PT-2a-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-2a-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 188 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 188/188 places, 760/760 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 163 transition count 670
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 163 transition count 670
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 62 place count 163 transition count 658
Drop transitions (Redundant composition of simpler transitions.) removed 204 transitions
Redundant transition composition rules discarded 204 transitions
Iterating global reduction 1 with 204 rules applied. Total rules applied 266 place count 163 transition count 454
Applied a total of 266 rules in 46 ms. Remains 163 /188 variables (removed 25) and now considering 454/760 (removed 306) transitions.
[2025-05-31 10:37:35] [INFO ] Flow matrix only has 147 transitions (discarded 307 similar events)
// Phase 1: matrix 147 rows 163 cols
[2025-05-31 10:37:35] [INFO ] Computed 79 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:35] [INFO ] Implicit Places using invariants in 340 ms returned [101, 102, 104, 106, 108, 109, 110, 111, 112, 113, 114, 115, 117, 118, 119, 121, 122, 124, 125, 126, 127, 130, 131, 133, 135, 136, 139, 140, 141, 144, 145, 148, 151, 152, 153, 155, 157, 159, 160, 162]
Discarding 40 places :
Ensure Unique test removed 145 transitions
Reduce isomorphic transitions removed 145 transitions.
Implicit Place search using SMT only with invariants took 369 ms to find 40 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/188 places, 309/760 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 108 transitions
Redundant transition composition rules discarded 108 transitions
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 123 transition count 201
Applied a total of 108 rules in 4 ms. Remains 123 /123 variables (removed 0) and now considering 201/309 (removed 108) transitions.
[2025-05-31 10:37:35] [INFO ] Flow matrix only has 147 transitions (discarded 54 similar events)
// Phase 1: matrix 147 rows 123 cols
[2025-05-31 10:37:35] [INFO ] Computed 39 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:35] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-05-31 10:37:35] [INFO ] Flow matrix only has 147 transitions (discarded 54 similar events)
[2025-05-31 10:37:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:36] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-31 10:37:36] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 123/188 places, 201/760 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 580 ms. Remains : 123/188 places, 201/760 transitions.
Support contains 48 out of 123 places after structural reductions.
[2025-05-31 10:37:36] [INFO ] Flatten gal took : 29 ms
[2025-05-31 10:37:36] [INFO ] Flatten gal took : 19 ms
[2025-05-31 10:37:36] [INFO ] Input system was already deterministic with 201 transitions.
Support contains 46 out of 123 places (down from 48) after GAL structural reductions.
RANDOM walk for 2573 steps (0 resets) in 147 ms. (17 steps per ms) remains 0/32 properties
FORMULA DLCshifumi-PT-2a-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 23 stabilizing places and 1 stable transitions
Graph (complete) has 265 edges and 123 vertex of which 109 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 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)))&&(F(p2)||p1))))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 110 transition count 201
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 23 place count 100 transition count 181
Iterating global reduction 1 with 10 rules applied. Total rules applied 33 place count 100 transition count 181
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 36 place count 100 transition count 178
Applied a total of 36 rules in 8 ms. Remains 100 /123 variables (removed 23) and now considering 178/201 (removed 23) transitions.
[2025-05-31 10:37:36] [INFO ] Flow matrix only has 136 transitions (discarded 42 similar events)
// Phase 1: matrix 136 rows 100 cols
[2025-05-31 10:37:36] [INFO ] Computed 24 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:36] [INFO ] Implicit Places using invariants in 42 ms returned [93, 94, 95, 96]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 43 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 96/123 places, 178/201 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 96 transition count 174
Applied a total of 4 rules in 8 ms. Remains 96 /96 variables (removed 0) and now considering 174/178 (removed 4) transitions.
[2025-05-31 10:37:36] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
// Phase 1: matrix 136 rows 96 cols
[2025-05-31 10:37:36] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:36] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 10:37:36] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
[2025-05-31 10:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:36] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 96/123 places, 174/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 152 ms. Remains : 96/123 places, 174/201 transitions.
Stuttering acceptance computed with spot in 323 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), (NOT p0), true]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-00
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-00 finished in 533 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 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Graph (trivial) has 182 edges and 123 vertex of which 90 / 123 are part of one of the 17 SCC in 2 ms
Free SCC test removed 73 places
Ensure Unique test removed 156 transitions
Reduce isomorphic transitions removed 156 transitions.
Graph (complete) has 108 edges and 50 vertex of which 36 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.1 ms
Discarding 14 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 5 place count 36 transition count 42
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 33 transition count 42
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 26 place count 15 transition count 21
Iterating global reduction 2 with 18 rules applied. Total rules applied 44 place count 15 transition count 21
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 47 place count 15 transition count 18
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 53 place count 12 transition count 15
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 3 with 5 rules applied. Total rules applied 58 place count 12 transition count 10
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 61 place count 9 transition count 10
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 64 place count 6 transition count 7
Iterating global reduction 4 with 3 rules applied. Total rules applied 67 place count 6 transition count 7
Applied a total of 67 rules in 16 ms. Remains 6 /123 variables (removed 117) and now considering 7/201 (removed 194) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 4 transitions (discarded 3 similar events)
// Phase 1: matrix 4 rows 6 cols
[2025-05-31 10:37:37] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 21 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/123 places, 7/201 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 1 place count 5 transition count 6
Applied a total of 1 rules in 2 ms. Remains 5 /5 variables (removed 0) and now considering 6/7 (removed 1) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
// Phase 1: matrix 4 rows 5 cols
[2025-05-31 10:37:37] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2025-05-31 10:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/123 places, 6/201 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 79 ms. Remains : 5/123 places, 6/201 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-02 finished in 135 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)))))'
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 109 transition count 201
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 25 place count 98 transition count 179
Iterating global reduction 1 with 11 rules applied. Total rules applied 36 place count 98 transition count 179
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 39 place count 98 transition count 176
Applied a total of 39 rules in 11 ms. Remains 98 /123 variables (removed 25) and now considering 176/201 (removed 25) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 40 similar events)
// Phase 1: matrix 136 rows 98 cols
[2025-05-31 10:37:37] [INFO ] Computed 22 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 37 ms returned [93, 94, 95, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 38 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 94/123 places, 176/201 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 2 place count 94 transition count 174
Applied a total of 2 rules in 3 ms. Remains 94 /94 variables (removed 0) and now considering 174/176 (removed 2) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
// Phase 1: matrix 136 rows 94 cols
[2025-05-31 10:37:37] [INFO ] Computed 18 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
[2025-05-31 10:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 94/123 places, 174/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 141 ms. Remains : 94/123 places, 174/201 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-03 finished in 315 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((X(!p0)||p1))||X(X(p1)))))) U p2))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 23 place count 100 transition count 179
Iterating global reduction 1 with 11 rules applied. Total rules applied 34 place count 100 transition count 179
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 37 place count 100 transition count 176
Applied a total of 37 rules in 11 ms. Remains 100 /123 variables (removed 23) and now considering 176/201 (removed 25) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 40 similar events)
// Phase 1: matrix 136 rows 100 cols
[2025-05-31 10:37:37] [INFO ] Computed 24 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 32 ms returned [93, 94, 95, 96]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 33 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 96/123 places, 176/201 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 2 place count 96 transition count 174
Applied a total of 2 rules in 3 ms. Remains 96 /96 variables (removed 0) and now considering 174/176 (removed 2) transitions.
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
// Phase 1: matrix 136 rows 96 cols
[2025-05-31 10:37:37] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 10:37:37] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
[2025-05-31 10:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:37] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 96/123 places, 174/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 132 ms. Remains : 96/123 places, 174/201 transitions.
Stuttering acceptance computed with spot in 439 ms :[(NOT p2), (OR (NOT p2) (AND p0 (NOT p1))), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND p0 (NOT p1)), (AND (NOT p1) p0), (AND (NOT p1) p0), (NOT p1), true, p0, (AND (NOT p1) p0)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-05 finished in 596 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))&&F(p1)))'
Support contains 3 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 110 transition count 201
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 25 place count 98 transition count 177
Iterating global reduction 1 with 12 rules applied. Total rules applied 37 place count 98 transition count 177
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 40 place count 98 transition count 174
Applied a total of 40 rules in 4 ms. Remains 98 /123 variables (removed 25) and now considering 174/201 (removed 27) transitions.
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 136 transitions (discarded 38 similar events)
// Phase 1: matrix 136 rows 98 cols
[2025-05-31 10:37:38] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants in 33 ms returned [93, 94, 95, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 34 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 94/123 places, 174/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 94 /94 variables (removed 0) and now considering 174/174 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 94/123 places, 174/201 transitions.
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-06 finished in 157 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 2 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Graph (trivial) has 181 edges and 123 vertex of which 90 / 123 are part of one of the 17 SCC in 0 ms
Free SCC test removed 73 places
Ensure Unique test removed 157 transitions
Reduce isomorphic transitions removed 157 transitions.
Graph (complete) has 104 edges and 50 vertex of which 37 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.0 ms
Discarding 13 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 5 place count 37 transition count 41
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 34 transition count 41
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 26 place count 16 transition count 20
Iterating global reduction 2 with 18 rules applied. Total rules applied 44 place count 16 transition count 20
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 47 place count 16 transition count 17
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 53 place count 13 transition count 14
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 57 place count 13 transition count 10
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 61 place count 9 transition count 10
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 65 place count 5 transition count 6
Iterating global reduction 4 with 4 rules applied. Total rules applied 69 place count 5 transition count 6
Applied a total of 69 rules in 5 ms. Remains 5 /123 variables (removed 118) and now considering 6/201 (removed 195) transitions.
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
// Phase 1: matrix 4 rows 5 cols
[2025-05-31 10:37:38] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2025-05-31 10:37:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 10:37:38] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2025-05-31 10:37:38] [INFO ] Invariant cache hit.
[2025-05-31 10:37:38] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/5 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 3/8 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1/9 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/9 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/9 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/9 variables, and 9 constraints, problems are : Problem set: 0 solved, 5 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/5 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 3/8 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/8 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/9 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/9 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/9 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/9 variables, and 14 constraints, problems are : Problem set: 0 solved, 5 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 215ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 222ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/123 places, 6/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 272 ms. Remains : 5/123 places, 6/201 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-07 finished in 309 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(p1)||X(X(G(p2))))))||p0)))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 22 place count 101 transition count 181
Iterating global reduction 1 with 10 rules applied. Total rules applied 32 place count 101 transition count 181
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 34 place count 101 transition count 179
Applied a total of 34 rules in 3 ms. Remains 101 /123 variables (removed 22) and now considering 179/201 (removed 22) transitions.
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 138 transitions (discarded 41 similar events)
// Phase 1: matrix 138 rows 101 cols
[2025-05-31 10:37:38] [INFO ] Computed 24 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants in 31 ms returned [94, 95, 96, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 33 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 97/123 places, 179/201 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 2 place count 97 transition count 177
Applied a total of 2 rules in 2 ms. Remains 97 /97 variables (removed 0) and now considering 177/179 (removed 2) transitions.
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 138 transitions (discarded 39 similar events)
// Phase 1: matrix 138 rows 97 cols
[2025-05-31 10:37:38] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-31 10:37:38] [INFO ] Flow matrix only has 138 transitions (discarded 39 similar events)
[2025-05-31 10:37:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:38] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 97/123 places, 177/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 136 ms. Remains : 97/123 places, 177/201 transitions.
Stuttering acceptance computed with spot in 315 ms :[true, (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 365 ms.
Product exploration explored 100000 steps with 50000 reset in 203 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 196 edges and 97 vertex of which 94 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCshifumi-PT-2a-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-2a-LTLFireability-08 finished in 1059 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((p0||(X(X(p1))&&F(p2)))))'
Support contains 4 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 25 place count 98 transition count 175
Iterating global reduction 1 with 13 rules applied. Total rules applied 38 place count 98 transition count 175
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 41 place count 98 transition count 172
Applied a total of 41 rules in 4 ms. Remains 98 /123 variables (removed 25) and now considering 172/201 (removed 29) transitions.
[2025-05-31 10:37:39] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
// Phase 1: matrix 135 rows 98 cols
[2025-05-31 10:37:39] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:39] [INFO ] Implicit Places using invariants in 31 ms returned [92, 93, 94, 95]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 32 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 94/123 places, 172/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 94 /94 variables (removed 0) and now considering 172/172 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 38 ms. Remains : 94/123 places, 172/201 transitions.
Stuttering acceptance computed with spot in 153 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (NOT p1), true]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-09 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' '!(((!p0 U (p1||G(!p0)))&&X(F((X(X(p2))||G(p3))))))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 110 transition count 201
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 24 place count 99 transition count 179
Iterating global reduction 1 with 11 rules applied. Total rules applied 35 place count 99 transition count 179
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 38 place count 99 transition count 176
Applied a total of 38 rules in 6 ms. Remains 99 /123 variables (removed 24) and now considering 176/201 (removed 25) transitions.
[2025-05-31 10:37:40] [INFO ] Flow matrix only has 135 transitions (discarded 41 similar events)
// Phase 1: matrix 135 rows 99 cols
[2025-05-31 10:37:40] [INFO ] Computed 24 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:40] [INFO ] Implicit Places using invariants in 33 ms returned [92, 95, 96, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 34 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/123 places, 176/201 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 95 transition count 172
Applied a total of 4 rules in 1 ms. Remains 95 /95 variables (removed 0) and now considering 172/176 (removed 4) transitions.
[2025-05-31 10:37:40] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
// Phase 1: matrix 135 rows 95 cols
[2025-05-31 10:37:40] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:40] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-31 10:37:40] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
[2025-05-31 10:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:40] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 95/123 places, 172/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 143 ms. Remains : 95/123 places, 172/201 transitions.
Stuttering acceptance computed with spot in 191 ms :[(OR (AND (NOT p2) (NOT p3)) (AND p0 (NOT p1))), true, (AND (NOT p3) (NOT p2)), (AND (NOT p1) p0), (AND (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2))]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-10
Stuttering criterion allowed to conclude after 30 steps with 7 reset in 1 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-10 finished in 353 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(G((F((p0||G(p1))) U X(X(p2)))))))'
Support contains 5 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 23 place count 100 transition count 179
Iterating global reduction 1 with 11 rules applied. Total rules applied 34 place count 100 transition count 179
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 37 place count 100 transition count 176
Applied a total of 37 rules in 1 ms. Remains 100 /123 variables (removed 23) and now considering 176/201 (removed 25) transitions.
[2025-05-31 10:37:40] [INFO ] Flow matrix only has 137 transitions (discarded 39 similar events)
// Phase 1: matrix 137 rows 100 cols
[2025-05-31 10:37:40] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:40] [INFO ] Implicit Places using invariants in 40 ms returned [94, 95, 96, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 41 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 96/123 places, 176/201 transitions.
Applied a total of 0 rules in 0 ms. Remains 96 /96 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 96/123 places, 176/201 transitions.
Stuttering acceptance computed with spot in 394 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-11
Stuttering criterion allowed to conclude after 32 steps with 5 reset in 1 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-11 finished in 465 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(F((p0&&(!p1 U (p2||G(!p1))))))))'
Support contains 5 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 23 place count 100 transition count 179
Iterating global reduction 1 with 11 rules applied. Total rules applied 34 place count 100 transition count 179
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 37 place count 100 transition count 176
Applied a total of 37 rules in 4 ms. Remains 100 /123 variables (removed 23) and now considering 176/201 (removed 25) transitions.
[2025-05-31 10:37:40] [INFO ] Flow matrix only has 137 transitions (discarded 39 similar events)
// Phase 1: matrix 137 rows 100 cols
[2025-05-31 10:37:40] [INFO ] Computed 23 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:40] [INFO ] Implicit Places using invariants in 38 ms returned [94, 95, 96, 97]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 39 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 96/123 places, 176/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 96/123 places, 176/201 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (AND p1 (NOT p2))]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-12
Stuttering criterion allowed to conclude after 210 steps with 1 reset in 3 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-12 finished in 225 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(G(p0))))'
Support contains 2 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 13 place count 110 transition count 201
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 26 place count 97 transition count 175
Iterating global reduction 1 with 13 rules applied. Total rules applied 39 place count 97 transition count 175
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 42 place count 97 transition count 172
Applied a total of 42 rules in 4 ms. Remains 97 /123 variables (removed 26) and now considering 172/201 (removed 29) transitions.
[2025-05-31 10:37:41] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
// Phase 1: matrix 135 rows 97 cols
[2025-05-31 10:37:41] [INFO ] Computed 22 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:41] [INFO ] Implicit Places using invariants in 34 ms returned [92, 93, 94, 95]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 36 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 93/123 places, 172/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 93 /93 variables (removed 0) and now considering 172/172 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 93/123 places, 172/201 transitions.
Stuttering acceptance computed with spot in 111 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-13
Entered a terminal (fully accepting) state of product in 31 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-13 finished in 169 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(G((X(p0)||G(p1)))) U p2))'
Support contains 6 out of 123 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 123/123 places, 201/201 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 111 transition count 201
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 24 place count 99 transition count 177
Iterating global reduction 1 with 12 rules applied. Total rules applied 36 place count 99 transition count 177
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 39 place count 99 transition count 174
Applied a total of 39 rules in 3 ms. Remains 99 /123 variables (removed 24) and now considering 174/201 (removed 27) transitions.
[2025-05-31 10:37:41] [INFO ] Flow matrix only has 135 transitions (discarded 39 similar events)
// Phase 1: matrix 135 rows 99 cols
[2025-05-31 10:37:41] [INFO ] Computed 24 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:41] [INFO ] Implicit Places using invariants in 31 ms returned [92, 93, 94, 95]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 31 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 95/123 places, 174/201 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 2 place count 95 transition count 172
Applied a total of 2 rules in 2 ms. Remains 95 /95 variables (removed 0) and now considering 172/174 (removed 2) transitions.
[2025-05-31 10:37:41] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
// Phase 1: matrix 135 rows 95 cols
[2025-05-31 10:37:41] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:41] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-05-31 10:37:41] [INFO ] Flow matrix only has 135 transitions (discarded 37 similar events)
[2025-05-31 10:37:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 10:37:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 10:37:41] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 95/123 places, 172/201 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 119 ms. Remains : 95/123 places, 172/201 transitions.
Stuttering acceptance computed with spot in 234 ms :[(NOT p2), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-2a-LTLFireability-14
Stuttering criterion allowed to conclude after 46 steps with 10 reset in 1 ms.
FORMULA DLCshifumi-PT-2a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-2a-LTLFireability-14 finished in 375 ms.
All properties solved by simple procedures.
Total runtime 6567 ms.

BK_STOP 1748687861725

--------------------
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="DLCshifumi-PT-2a"
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 DLCshifumi-PT-2a, 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 r072-tall-174860067200292"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCshifumi-PT-2a.tgz
mv DLCshifumi-PT-2a 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 ;