Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r550-tall-171734898400020.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is CO4-PT-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r550-tall-171734898400020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.6K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 8.1K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 74K Jun 2 16:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CO4-PT-03-LTLFireability-00
FORMULA_NAME CO4-PT-03-LTLFireability-01
FORMULA_NAME CO4-PT-03-LTLFireability-02
FORMULA_NAME CO4-PT-03-LTLFireability-03
FORMULA_NAME CO4-PT-03-LTLFireability-04
FORMULA_NAME CO4-PT-03-LTLFireability-05
FORMULA_NAME CO4-PT-03-LTLFireability-06
FORMULA_NAME CO4-PT-03-LTLFireability-07
FORMULA_NAME CO4-PT-03-LTLFireability-08
FORMULA_NAME CO4-PT-03-LTLFireability-09
FORMULA_NAME CO4-PT-03-LTLFireability-10
FORMULA_NAME CO4-PT-03-LTLFireability-11
FORMULA_NAME CO4-PT-03-LTLFireability-12
FORMULA_NAME CO4-PT-03-LTLFireability-13
FORMULA_NAME CO4-PT-03-LTLFireability-14
FORMULA_NAME CO4-PT-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717351293041

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-06-02 18:01:34] [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]
[2024-06-02 18:01:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 18:01:34] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2024-06-02 18:01:34] [INFO ] Transformed 97 places.
[2024-06-02 18:01:34] [INFO ] Transformed 306 transitions.
[2024-06-02 18:01:34] [INFO ] Found NUPN structural information;
[2024-06-02 18:01:34] [INFO ] Parsed PT model containing 97 places and 306 transitions and 1120 arcs in 174 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 61 transitions
Reduce redundant transitions removed 61 transitions.
Support contains 24 out of 97 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 97/97 places, 245/245 transitions.
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 31 place count 66 transition count 182
Iterating global reduction 0 with 31 rules applied. Total rules applied 62 place count 66 transition count 182
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 78 place count 66 transition count 166
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 64 transition count 160
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 64 transition count 160
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 63 transition count 157
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 63 transition count 157
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 85 place count 63 transition count 156
Applied a total of 85 rules in 54 ms. Remains 63 /97 variables (removed 34) and now considering 156/245 (removed 89) transitions.
[2024-06-02 18:01:34] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
// Phase 1: matrix 116 rows 63 cols
[2024-06-02 18:01:34] [INFO ] Computed 8 invariants in 9 ms
[2024-06-02 18:01:34] [INFO ] Implicit Places using invariants in 187 ms returned [2, 44, 45]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 214 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/97 places, 156/245 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 58 transition count 154
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 58 transition count 154
Applied a total of 4 rules in 4 ms. Remains 58 /60 variables (removed 2) and now considering 154/156 (removed 2) transitions.
[2024-06-02 18:01:34] [INFO ] Flow matrix only has 114 transitions (discarded 40 similar events)
// Phase 1: matrix 114 rows 58 cols
[2024-06-02 18:01:34] [INFO ] Computed 5 invariants in 1 ms
[2024-06-02 18:01:34] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-06-02 18:01:34] [INFO ] Flow matrix only has 114 transitions (discarded 40 similar events)
[2024-06-02 18:01:34] [INFO ] Invariant cache hit.
[2024-06-02 18:01:35] [INFO ] State equation strengthened by 31 read => feed constraints.
[2024-06-02 18:01:35] [INFO ] Implicit Places using invariants and state equation in 109 ms returned [41]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 176 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 57/97 places, 154/245 transitions.
Applied a total of 0 rules in 3 ms. Remains 57 /57 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in LTL mode , in 3 iterations and 482 ms. Remains : 57/97 places, 154/245 transitions.
Support contains 24 out of 57 places after structural reductions.
[2024-06-02 18:01:35] [INFO ] Flatten gal took : 32 ms
[2024-06-02 18:01:35] [INFO ] Flatten gal took : 19 ms
[2024-06-02 18:01:35] [INFO ] Input system was already deterministic with 154 transitions.
Support contains 22 out of 57 places (down from 24) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 24 to 23
RANDOM walk for 33309 steps (638 resets) in 1126 ms. (29 steps per ms) remains 0/23 properties
FORMULA CO4-PT-03-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 9 stabilizing places and 12 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Graph (trivial) has 44 edges and 57 vertex of which 7 / 57 are part of one of the 1 SCC in 2 ms
Free SCC test removed 6 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
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 2 place count 51 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 50 transition count 131
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 12 place count 41 transition count 104
Iterating global reduction 2 with 9 rules applied. Total rules applied 21 place count 41 transition count 104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 25 place count 41 transition count 100
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 26 place count 40 transition count 97
Iterating global reduction 3 with 1 rules applied. Total rules applied 27 place count 40 transition count 97
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 33 place count 37 transition count 94
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 34 place count 36 transition count 91
Iterating global reduction 3 with 1 rules applied. Total rules applied 35 place count 36 transition count 91
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 36 place count 35 transition count 88
Iterating global reduction 3 with 1 rules applied. Total rules applied 37 place count 35 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 39 place count 35 transition count 86
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 45 place count 32 transition count 105
Drop transitions (Redundant composition of simpler transitions.) removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 4 with 25 rules applied. Total rules applied 70 place count 32 transition count 80
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 72 place count 31 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 73 place count 31 transition count 78
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 75 place count 30 transition count 77
Applied a total of 75 rules in 42 ms. Remains 30 /57 variables (removed 27) and now considering 77/154 (removed 77) transitions.
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 55 transitions (discarded 22 similar events)
// Phase 1: matrix 55 rows 30 cols
[2024-06-02 18:01:36] [INFO ] Computed 4 invariants in 6 ms
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 55 transitions (discarded 22 similar events)
[2024-06-02 18:01:36] [INFO ] Invariant cache hit.
[2024-06-02 18:01:36] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants and state equation in 71 ms returned [9, 21]
[2024-06-02 18:01:36] [INFO ] Actually due to overlaps returned [21]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 116 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 29/57 places, 77/154 transitions.
Applied a total of 0 rules in 2 ms. Remains 29 /29 variables (removed 0) and now considering 77/77 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 162 ms. Remains : 29/57 places, 77/154 transitions.
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-00
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA CO4-PT-03-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-00 finished in 435 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Graph (trivial) has 50 edges and 57 vertex of which 7 / 57 are part of one of the 1 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
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 2 place count 51 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 50 transition count 131
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 11 place count 42 transition count 107
Iterating global reduction 2 with 8 rules applied. Total rules applied 19 place count 42 transition count 107
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 22 place count 42 transition count 104
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 23 place count 41 transition count 101
Iterating global reduction 3 with 1 rules applied. Total rules applied 24 place count 41 transition count 101
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 30 place count 38 transition count 98
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 31 place count 37 transition count 95
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 37 transition count 95
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 33 place count 36 transition count 92
Iterating global reduction 3 with 1 rules applied. Total rules applied 34 place count 36 transition count 92
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 36 place count 36 transition count 90
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 42 place count 33 transition count 109
Drop transitions (Redundant composition of simpler transitions.) removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 4 with 25 rules applied. Total rules applied 67 place count 33 transition count 84
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 69 place count 32 transition count 83
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 70 place count 32 transition count 82
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 72 place count 31 transition count 81
Applied a total of 72 rules in 33 ms. Remains 31 /57 variables (removed 26) and now considering 81/154 (removed 73) transitions.
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
// Phase 1: matrix 57 rows 31 cols
[2024-06-02 18:01:36] [INFO ] Computed 4 invariants in 2 ms
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
[2024-06-02 18:01:36] [INFO ] Invariant cache hit.
[2024-06-02 18:01:36] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants and state equation in 66 ms returned [10, 22]
[2024-06-02 18:01:36] [INFO ] Actually due to overlaps returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 113 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/57 places, 81/154 transitions.
Applied a total of 0 rules in 3 ms. Remains 30 /30 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 150 ms. Remains : 30/57 places, 81/154 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA CO4-PT-03-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-01 finished in 195 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0 U G(!p1)))))'
Support contains 4 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 129
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 129
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 48 transition count 123
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 26 place count 46 transition count 117
Iterating global reduction 1 with 2 rules applied. Total rules applied 28 place count 46 transition count 117
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 29 place count 45 transition count 114
Iterating global reduction 1 with 1 rules applied. Total rules applied 30 place count 45 transition count 114
Applied a total of 30 rules in 7 ms. Remains 45 /57 variables (removed 12) and now considering 114/154 (removed 40) transitions.
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 45 cols
[2024-06-02 18:01:36] [INFO ] Computed 4 invariants in 2 ms
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2024-06-02 18:01:36] [INFO ] Invariant cache hit.
[2024-06-02 18:01:36] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:36] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Running 113 sub problems to find dead transitions.
[2024-06-02 18:01:36] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2024-06-02 18:01:36] [INFO ] Invariant cache hit.
[2024-06-02 18:01:36] [INFO ] State equation strengthened by 28 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (OVERLAPS) 1/45 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 3 (OVERLAPS) 95/140 variables, 45/49 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 27/76 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/140 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 6 (OVERLAPS) 1/141 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/141 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 8 (OVERLAPS) 0/141 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 113 unsolved
No progress, stopping.
After SMT solving in domain Real declared 141/141 variables, and 77 constraints, problems are : Problem set: 0 solved, 113 unsolved in 1787 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 45/45 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 113/113 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 113 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (OVERLAPS) 1/45 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 3 (OVERLAPS) 95/140 variables, 45/49 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 27/76 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/140 variables, 113/189 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 7 (OVERLAPS) 1/141 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/141 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 9 (OVERLAPS) 0/141 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 113 unsolved
No progress, stopping.
After SMT solving in domain Int declared 141/141 variables, and 190 constraints, problems are : Problem set: 0 solved, 113 unsolved in 2285 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 45/45 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 113/113 constraints, Known Traps: 0/0 constraints]
After SMT, in 4171ms problems are : Problem set: 0 solved, 113 unsolved
Search for dead transitions found 0 dead transitions in 4179ms
Starting structural reductions in LTL mode, iteration 1 : 45/57 places, 114/154 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4301 ms. Remains : 45/57 places, 114/154 transitions.
Stuttering acceptance computed with spot in 235 ms :[p1, p1, p1, true, p1]
Running random walk in product with property : CO4-PT-03-LTLFireability-02
Entered a terminal (fully accepting) state of product in 14 steps with 0 reset in 1 ms.
FORMULA CO4-PT-03-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-02 finished in 4553 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 47 transition count 126
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 47 transition count 126
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 26 place count 47 transition count 120
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 45 transition count 114
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 45 transition count 114
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 31 place count 44 transition count 111
Iterating global reduction 1 with 1 rules applied. Total rules applied 32 place count 44 transition count 111
Applied a total of 32 rules in 6 ms. Remains 44 /57 variables (removed 13) and now considering 111/154 (removed 43) transitions.
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 44 cols
[2024-06-02 18:01:41] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:41] [INFO ] Invariant cache hit.
[2024-06-02 18:01:41] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants and state equation in 55 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 89 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/57 places, 111/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 42 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 42 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 41 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 41 transition count 107
Applied a total of 4 rules in 2 ms. Remains 41 /43 variables (removed 2) and now considering 107/111 (removed 4) transitions.
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 93 transitions (discarded 14 similar events)
// Phase 1: matrix 93 rows 41 cols
[2024-06-02 18:01:41] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 93 transitions (discarded 14 similar events)
[2024-06-02 18:01:41] [INFO ] Invariant cache hit.
[2024-06-02 18:01:41] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants and state equation in 54 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 : 41/57 places, 107/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 180 ms. Remains : 41/57 places, 107/154 transitions.
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-03 finished in 276 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(p1))))'
Support contains 3 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 129
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 129
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 23 place count 48 transition count 124
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 46 transition count 118
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 46 transition count 118
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 45 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 45 transition count 115
Applied a total of 29 rules in 5 ms. Remains 45 /57 variables (removed 12) and now considering 115/154 (removed 39) transitions.
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
// Phase 1: matrix 97 rows 45 cols
[2024-06-02 18:01:41] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
[2024-06-02 18:01:41] [INFO ] Invariant cache hit.
[2024-06-02 18:01:41] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants and state equation in 67 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 100 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/57 places, 115/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 42 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 42 transition count 111
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 111/115 (removed 4) transitions.
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 42 cols
[2024-06-02 18:01:41] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-02 18:01:41] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:41] [INFO ] Invariant cache hit.
[2024-06-02 18:01:41] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:41] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/57 places, 111/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 185 ms. Remains : 42/57 places, 111/154 transitions.
Stuttering acceptance computed with spot in 54 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CO4-PT-03-LTLFireability-04
Product exploration explored 100000 steps with 23587 reset in 264 ms.
Stack based approach found an accepted trace after 125 steps with 32 reset with depth 3 and stack size 3 in 1 ms.
FORMULA CO4-PT-03-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property CO4-PT-03-LTLFireability-04 finished in 521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)||F(p1))))'
Support contains 2 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 47 transition count 126
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 47 transition count 126
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 26 place count 47 transition count 120
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 45 transition count 114
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 45 transition count 114
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 31 place count 44 transition count 111
Iterating global reduction 1 with 1 rules applied. Total rules applied 32 place count 44 transition count 111
Applied a total of 32 rules in 3 ms. Remains 44 /57 variables (removed 13) and now considering 111/154 (removed 43) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 44 cols
[2024-06-02 18:01:42] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 56 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 89 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/57 places, 111/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 42 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 42 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 41 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 41 transition count 107
Applied a total of 4 rules in 3 ms. Remains 41 /43 variables (removed 2) and now considering 107/111 (removed 4) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 93 transitions (discarded 14 similar events)
// Phase 1: matrix 93 rows 41 cols
[2024-06-02 18:01:42] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 93 transitions (discarded 14 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 41/57 places, 107/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 173 ms. Remains : 41/57 places, 107/154 transitions.
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CO4-PT-03-LTLFireability-05
Stuttering criterion allowed to conclude after 21 steps with 2 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-05 finished in 335 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Graph (trivial) has 51 edges and 57 vertex of which 7 / 57 are part of one of the 1 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
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 2 place count 51 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 50 transition count 131
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 12 place count 41 transition count 104
Iterating global reduction 2 with 9 rules applied. Total rules applied 21 place count 41 transition count 104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 25 place count 41 transition count 100
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 26 place count 40 transition count 97
Iterating global reduction 3 with 1 rules applied. Total rules applied 27 place count 40 transition count 97
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 29 place count 39 transition count 96
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 30 place count 38 transition count 93
Iterating global reduction 3 with 1 rules applied. Total rules applied 31 place count 38 transition count 93
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 32 place count 37 transition count 90
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 37 transition count 90
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 35 place count 37 transition count 88
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 41 place count 34 transition count 106
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 4 with 22 rules applied. Total rules applied 63 place count 34 transition count 84
Applied a total of 63 rules in 16 ms. Remains 34 /57 variables (removed 23) and now considering 84/154 (removed 70) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 68 transitions (discarded 16 similar events)
// Phase 1: matrix 68 rows 34 cols
[2024-06-02 18:01:42] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 68 transitions (discarded 16 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 30 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 51 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 83 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/57 places, 84/154 transitions.
Graph (trivial) has 20 edges and 33 vertex of which 7 / 33 are part of one of the 2 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 27 transition count 70
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 7 place count 27 transition count 66
Applied a total of 7 rules in 6 ms. Remains 27 /33 variables (removed 6) and now considering 66/84 (removed 18) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 56 transitions (discarded 10 similar events)
// Phase 1: matrix 56 rows 27 cols
[2024-06-02 18:01:42] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 56 transitions (discarded 10 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 27/57 places, 66/154 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 162 ms. Remains : 27/57 places, 66/154 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-07 finished in 206 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((G(p1)||p0))&&F(G(p2)))))'
Support contains 5 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 49 transition count 132
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 49 transition count 132
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 21 place count 49 transition count 127
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 22 place count 48 transition count 124
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 48 transition count 124
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 24 place count 47 transition count 121
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 47 transition count 121
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 46 transition count 120
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 45 transition count 117
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 45 transition count 117
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 30 place count 44 transition count 114
Iterating global reduction 1 with 1 rules applied. Total rules applied 31 place count 44 transition count 114
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 33 place count 44 transition count 112
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 37 place count 42 transition count 122
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 2 with 19 rules applied. Total rules applied 56 place count 42 transition count 103
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 41 transition count 115
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 61 place count 41 transition count 112
Applied a total of 61 rules in 18 ms. Remains 41 /57 variables (removed 16) and now considering 112/154 (removed 42) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 83 transitions (discarded 29 similar events)
// Phase 1: matrix 83 rows 41 cols
[2024-06-02 18:01:42] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 83 transitions (discarded 29 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 35 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 53 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 77 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/57 places, 112/154 transitions.
Graph (trivial) has 22 edges and 40 vertex of which 4 / 40 are part of one of the 1 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 36 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 36 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 35 transition count 98
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 35 transition count 98
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 34 transition count 97
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 10 place count 34 transition count 94
Applied a total of 10 rules in 8 ms. Remains 34 /40 variables (removed 6) and now considering 94/112 (removed 18) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 71 transitions (discarded 23 similar events)
// Phase 1: matrix 71 rows 34 cols
[2024-06-02 18:01:42] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 71 transitions (discarded 23 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 32 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 34/57 places, 94/154 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 166 ms. Remains : 34/57 places, 94/154 transitions.
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : CO4-PT-03-LTLFireability-08
Stuttering criterion allowed to conclude after 229 steps with 9 reset in 5 ms.
FORMULA CO4-PT-03-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-08 finished in 328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((!p0 U p1))))))'
Support contains 4 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 129
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 129
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 23 place count 48 transition count 124
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 46 transition count 118
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 46 transition count 118
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 45 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 45 transition count 115
Applied a total of 29 rules in 3 ms. Remains 45 /57 variables (removed 12) and now considering 115/154 (removed 39) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
// Phase 1: matrix 97 rows 45 cols
[2024-06-02 18:01:42] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:42] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants and state equation in 46 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 71 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/57 places, 115/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 42 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 42 transition count 111
Applied a total of 4 rules in 2 ms. Remains 42 /44 variables (removed 2) and now considering 111/115 (removed 4) transitions.
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 42 cols
[2024-06-02 18:01:42] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 18:01:42] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:42] [INFO ] Invariant cache hit.
[2024-06-02 18:01:43] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:43] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/57 places, 111/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 145 ms. Remains : 42/57 places, 111/154 transitions.
Stuttering acceptance computed with spot in 217 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : CO4-PT-03-LTLFireability-09
Product exploration explored 100000 steps with 5 reset in 81 ms.
Product exploration explored 100000 steps with 8 reset in 82 ms.
Computed a total of 8 stabilizing places and 12 stable transitions
Computed a total of 8 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND p1 (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 99 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 282 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 4358 steps (99 resets) in 27 ms. (155 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0))]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 224 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 229 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Support contains 4 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 111/111 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 111/111 (removed 0) transitions.
[2024-06-02 18:01:44] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:44] [INFO ] Invariant cache hit.
[2024-06-02 18:01:44] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-02 18:01:44] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:44] [INFO ] Invariant cache hit.
[2024-06-02 18:01:44] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:44] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 110 sub problems to find dead transitions.
[2024-06-02 18:01:44] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:44] [INFO ] Invariant cache hit.
[2024-06-02 18:01:44] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (OVERLAPS) 94/136 variables, 42/45 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 24/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (OVERLAPS) 1/137 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 70 constraints, problems are : Problem set: 0 solved, 110 unsolved in 1488 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 110 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (OVERLAPS) 94/136 variables, 42/45 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 24/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 110/179 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (OVERLAPS) 1/137 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 9 (OVERLAPS) 0/137 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 180 constraints, problems are : Problem set: 0 solved, 110 unsolved in 2221 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 0/0 constraints]
After SMT, in 3763ms problems are : Problem set: 0 solved, 110 unsolved
Search for dead transitions found 0 dead transitions in 3765ms
Finished structural reductions in LTL mode , in 1 iterations and 3845 ms. Remains : 42/42 places, 111/111 transitions.
Computed a total of 8 stabilizing places and 12 stable transitions
Computed a total of 8 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 75 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 3923 steps (87 resets) in 17 ms. (217 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F (NOT p1)), (F p0), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 186 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 207 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 185 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Entered a terminal (fully accepting) state of product in 165 steps with 7 reset in 1 ms.
FORMULA CO4-PT-03-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-09 finished in 6602 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X(G((G(F(!(X(p1) U !p2)))||p0)))))'
Support contains 7 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 129
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 129
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 23 place count 48 transition count 124
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 46 transition count 118
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 46 transition count 118
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 45 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 45 transition count 115
Applied a total of 29 rules in 4 ms. Remains 45 /57 variables (removed 12) and now considering 115/154 (removed 39) transitions.
[2024-06-02 18:01:49] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
// Phase 1: matrix 97 rows 45 cols
[2024-06-02 18:01:49] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:49] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-02 18:01:49] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
[2024-06-02 18:01:49] [INFO ] Invariant cache hit.
[2024-06-02 18:01:49] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:49] [INFO ] Implicit Places using invariants and state equation in 41 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 76 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/57 places, 115/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 42 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 42 transition count 111
Applied a total of 4 rules in 2 ms. Remains 42 /44 variables (removed 2) and now considering 111/115 (removed 4) transitions.
[2024-06-02 18:01:49] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 42 cols
[2024-06-02 18:01:49] [INFO ] Computed 3 invariants in 4 ms
[2024-06-02 18:01:49] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-02 18:01:49] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:49] [INFO ] Invariant cache hit.
[2024-06-02 18:01:49] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:49] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/57 places, 111/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 152 ms. Remains : 42/57 places, 111/154 transitions.
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Running random walk in product with property : CO4-PT-03-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 63 ms.
Product exploration explored 100000 steps with 7 reset in 85 ms.
Computed a total of 8 stabilizing places and 12 stable transitions
Computed a total of 8 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 275 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
RANDOM walk for 40000 steps (843 resets) in 191 ms. (208 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40004 steps (102 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
[2024-06-02 18:01:50] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:50] [INFO ] Invariant cache hit.
[2024-06-02 18:01:50] [INFO ] State equation strengthened by 25 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/17 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/67 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 48/115 variables, 14/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/115 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/115 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 18/133 variables, 9/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/133 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/133 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 3/136 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/136 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/137 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 70 constraints, problems are : Problem set: 0 solved, 1 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/17 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 50/67 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 115/137 variables, and 54 constraints, problems are : Problem set: 1 solved, 0 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 31/42 constraints, ReadFeed: 20/25 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1))), (G (OR p2 p0))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p2) (NOT p1)))), (F (NOT (OR p2 (NOT p1)))), (F p1), (F (NOT p0)), (F p2), (F (NOT (OR (NOT p2) p0)))]
Knowledge based reduction with 10 factoid took 662 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 266 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 285 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Support contains 7 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 111/111 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 111/111 (removed 0) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:52] [INFO ] Invariant cache hit.
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:52] [INFO ] Invariant cache hit.
[2024-06-02 18:01:52] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 110 sub problems to find dead transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:52] [INFO ] Invariant cache hit.
[2024-06-02 18:01:52] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (OVERLAPS) 94/136 variables, 42/45 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 24/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (OVERLAPS) 1/137 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (OVERLAPS) 0/137 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Real declared 137/137 variables, and 70 constraints, problems are : Problem set: 0 solved, 110 unsolved in 1779 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 110 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 3 (OVERLAPS) 94/136 variables, 42/45 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 24/69 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 110/179 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 7 (OVERLAPS) 1/137 variables, 1/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/137 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
At refinement iteration 9 (OVERLAPS) 0/137 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 110 unsolved
No progress, stopping.
After SMT solving in domain Int declared 137/137 variables, and 180 constraints, problems are : Problem set: 0 solved, 110 unsolved in 2261 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 110/110 constraints, Known Traps: 0/0 constraints]
After SMT, in 4110ms problems are : Problem set: 0 solved, 110 unsolved
Search for dead transitions found 0 dead transitions in 4111ms
Finished structural reductions in LTL mode , in 1 iterations and 4201 ms. Remains : 42/42 places, 111/111 transitions.
Computed a total of 8 stabilizing places and 12 stable transitions
Computed a total of 8 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X p0), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 5 factoid took 204 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
RANDOM walk for 17469 steps (359 resets) in 77 ms. (223 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X p0), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT p0)), (F (NOT (OR p2 (NOT p1)))), (F p2), (F (NOT (OR (NOT p2) (NOT p1))))]
Knowledge based reduction with 5 factoid took 328 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) p1)]
Product exploration explored 100000 steps with 8 reset in 41 ms.
Stuttering criterion allowed to conclude after 136 steps with 3 reset in 1 ms.
FORMULA CO4-PT-03-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-10 finished in 8111 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(((!p1||G(p2))&&p0))||(X(!p2) U ((!p3&&X(!p2))||X(G(!p2))))))'
Support contains 5 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 49 transition count 132
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 49 transition count 132
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 21 place count 49 transition count 127
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 23 place count 47 transition count 121
Iterating global reduction 1 with 2 rules applied. Total rules applied 25 place count 47 transition count 121
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 26 place count 46 transition count 118
Iterating global reduction 1 with 1 rules applied. Total rules applied 27 place count 46 transition count 118
Applied a total of 27 rules in 2 ms. Remains 46 /57 variables (removed 11) and now considering 118/154 (removed 36) transitions.
[2024-06-02 18:01:57] [INFO ] Flow matrix only has 98 transitions (discarded 20 similar events)
// Phase 1: matrix 98 rows 46 cols
[2024-06-02 18:01:57] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:57] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-02 18:01:57] [INFO ] Flow matrix only has 98 transitions (discarded 20 similar events)
[2024-06-02 18:01:57] [INFO ] Invariant cache hit.
[2024-06-02 18:01:57] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:57] [INFO ] Implicit Places using invariants and state equation in 59 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 100 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/57 places, 118/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 44 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 44 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 43 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 43 transition count 114
Applied a total of 4 rules in 3 ms. Remains 43 /45 variables (removed 2) and now considering 114/118 (removed 4) transitions.
[2024-06-02 18:01:57] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 43 cols
[2024-06-02 18:01:57] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:57] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-02 18:01:57] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2024-06-02 18:01:57] [INFO ] Invariant cache hit.
[2024-06-02 18:01:57] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:57] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 43/57 places, 114/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 190 ms. Remains : 43/57 places, 114/154 transitions.
Stuttering acceptance computed with spot in 253 ms :[(AND (NOT p0) p2), (AND (NOT p0) p2), false, false, (OR (NOT p0) (AND p1 (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2)))]
Running random walk in product with property : CO4-PT-03-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 185 ms.
Product exploration explored 100000 steps with 50000 reset in 192 ms.
Computed a total of 8 stabilizing places and 12 stable transitions
Computed a total of 8 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1 (NOT p3)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p2) p3) (AND p1 (NOT p2) p3)))), (X (NOT p3)), (X (NOT (OR (AND (NOT p0) p2 p3) (AND p1 p2 p3)))), (X (NOT (AND p0 p1 p2 p3))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) p2 p3))), (X (OR (NOT p0) (AND p1 (NOT p2)))), (X (NOT (OR (AND (NOT p0) p2) (AND p1 p2)))), (X (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2)))), (X (NOT (AND p0 p1 p2))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (OR (AND (NOT p0) p2 p3) (AND p1 p2 p3))))), (X (X (NOT (AND p0 p1 p2 p3)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) p2 p3)))), (X (X (OR (NOT p0) (AND p1 (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) p2) (AND p1 p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) (NOT p2) p3) (AND p1 (NOT p2) p3)))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) p3) (AND p1 (NOT p2) p3))))), (X (X p3)), (X (X (NOT p3)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 25 factoid took 20 ms. Reduced automaton from 6 states, 16 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CO4-PT-03-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CO4-PT-03-LTLFireability-11 finished in 869 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&X(X(G(p0)))))))'
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 129
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 129
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 23 place count 48 transition count 124
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 25 place count 46 transition count 118
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 46 transition count 118
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 45 transition count 115
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 45 transition count 115
Applied a total of 29 rules in 5 ms. Remains 45 /57 variables (removed 12) and now considering 115/154 (removed 39) transitions.
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
// Phase 1: matrix 97 rows 45 cols
[2024-06-02 18:01:58] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 97 transitions (discarded 18 similar events)
[2024-06-02 18:01:58] [INFO ] Invariant cache hit.
[2024-06-02 18:01:58] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants and state equation in 50 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 82 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/57 places, 115/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 42 transition count 111
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 42 transition count 111
Applied a total of 4 rules in 1 ms. Remains 42 /44 variables (removed 2) and now considering 111/115 (removed 4) transitions.
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
// Phase 1: matrix 95 rows 42 cols
[2024-06-02 18:01:58] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 95 transitions (discarded 16 similar events)
[2024-06-02 18:01:58] [INFO ] Invariant cache hit.
[2024-06-02 18:01:58] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/57 places, 111/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 173 ms. Remains : 42/57 places, 111/154 transitions.
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-12 finished in 261 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U p1))'
Support contains 4 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Graph (trivial) has 51 edges and 57 vertex of which 7 / 57 are part of one of the 1 SCC in 1 ms
Free SCC test removed 6 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
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 2 place count 51 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 50 transition count 131
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 12 place count 41 transition count 104
Iterating global reduction 2 with 9 rules applied. Total rules applied 21 place count 41 transition count 104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 25 place count 41 transition count 100
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 26 place count 40 transition count 97
Iterating global reduction 3 with 1 rules applied. Total rules applied 27 place count 40 transition count 97
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 29 place count 39 transition count 96
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 30 place count 38 transition count 93
Iterating global reduction 3 with 1 rules applied. Total rules applied 31 place count 38 transition count 93
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 32 place count 37 transition count 90
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 37 transition count 90
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 35 place count 37 transition count 88
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 41 place count 34 transition count 106
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 4 with 22 rules applied. Total rules applied 63 place count 34 transition count 84
Applied a total of 63 rules in 23 ms. Remains 34 /57 variables (removed 23) and now considering 84/154 (removed 70) transitions.
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 68 transitions (discarded 16 similar events)
// Phase 1: matrix 68 rows 34 cols
[2024-06-02 18:01:58] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 68 transitions (discarded 16 similar events)
[2024-06-02 18:01:58] [INFO ] Invariant cache hit.
[2024-06-02 18:01:58] [INFO ] State equation strengthened by 30 read => feed constraints.
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants and state equation in 51 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 78 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/57 places, 84/154 transitions.
Graph (trivial) has 20 edges and 33 vertex of which 7 / 33 are part of one of the 2 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 27 transition count 70
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 7 place count 27 transition count 66
Applied a total of 7 rules in 3 ms. Remains 27 /33 variables (removed 6) and now considering 66/84 (removed 18) transitions.
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 56 transitions (discarded 10 similar events)
// Phase 1: matrix 56 rows 27 cols
[2024-06-02 18:01:58] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-02 18:01:58] [INFO ] Flow matrix only has 56 transitions (discarded 10 similar events)
[2024-06-02 18:01:58] [INFO ] Invariant cache hit.
[2024-06-02 18:01:58] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-06-02 18:01:58] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 27/57 places, 66/154 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 168 ms. Remains : 27/57 places, 66/154 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p1), true, p0]
Running random walk in product with property : CO4-PT-03-LTLFireability-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-13 finished in 271 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 48 transition count 127
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 48 transition count 127
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 24 place count 48 transition count 121
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 25 place count 47 transition count 118
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 47 transition count 118
Applied a total of 26 rules in 2 ms. Remains 47 /57 variables (removed 10) and now considering 118/154 (removed 36) transitions.
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 98 transitions (discarded 20 similar events)
// Phase 1: matrix 98 rows 47 cols
[2024-06-02 18:01:59] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 98 transitions (discarded 20 similar events)
[2024-06-02 18:01:59] [INFO ] Invariant cache hit.
[2024-06-02 18:01:59] [INFO ] State equation strengthened by 28 read => feed constraints.
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants and state equation in 51 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 84 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/57 places, 118/154 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 45 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 44 transition count 114
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 44 transition count 114
Applied a total of 4 rules in 1 ms. Remains 44 /46 variables (removed 2) and now considering 114/118 (removed 4) transitions.
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 44 cols
[2024-06-02 18:01:59] [INFO ] Computed 3 invariants in 1 ms
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2024-06-02 18:01:59] [INFO ] Invariant cache hit.
[2024-06-02 18:01:59] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 44/57 places, 114/154 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 178 ms. Remains : 44/57 places, 114/154 transitions.
Stuttering acceptance computed with spot in 140 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-14 finished in 336 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 57 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 57/57 places, 154/154 transitions.
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 1 place count 57 transition count 153
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 56 transition count 153
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 12 place count 46 transition count 123
Iterating global reduction 2 with 10 rules applied. Total rules applied 22 place count 46 transition count 123
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 28 place count 46 transition count 117
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 30 place count 44 transition count 111
Iterating global reduction 3 with 2 rules applied. Total rules applied 32 place count 44 transition count 111
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 34 place count 44 transition count 109
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 38 place count 42 transition count 107
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 40 place count 42 transition count 105
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 42 place count 40 transition count 99
Iterating global reduction 5 with 2 rules applied. Total rules applied 44 place count 40 transition count 99
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 46 place count 38 transition count 93
Iterating global reduction 5 with 2 rules applied. Total rules applied 48 place count 38 transition count 93
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 50 place count 38 transition count 91
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 56 place count 35 transition count 109
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 6 with 24 rules applied. Total rules applied 80 place count 35 transition count 85
Applied a total of 80 rules in 14 ms. Remains 35 /57 variables (removed 22) and now considering 85/154 (removed 69) transitions.
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 71 transitions (discarded 14 similar events)
// Phase 1: matrix 71 rows 35 cols
[2024-06-02 18:01:59] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 71 transitions (discarded 14 similar events)
[2024-06-02 18:01:59] [INFO ] Invariant cache hit.
[2024-06-02 18:01:59] [INFO ] State equation strengthened by 30 read => feed constraints.
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants and state equation in 42 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 81 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 34/57 places, 85/154 transitions.
Graph (trivial) has 19 edges and 34 vertex of which 4 / 34 are part of one of the 1 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
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 2 place count 31 transition count 75
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 30 transition count 75
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 4 place count 29 transition count 71
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 29 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 28 transition count 70
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 11 place count 28 transition count 66
Applied a total of 11 rules in 3 ms. Remains 28 /34 variables (removed 6) and now considering 66/85 (removed 19) transitions.
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 58 transitions (discarded 8 similar events)
// Phase 1: matrix 58 rows 28 cols
[2024-06-02 18:01:59] [INFO ] Computed 3 invariants in 0 ms
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-06-02 18:01:59] [INFO ] Flow matrix only has 58 transitions (discarded 8 similar events)
[2024-06-02 18:01:59] [INFO ] Invariant cache hit.
[2024-06-02 18:01:59] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-06-02 18:01:59] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 28/57 places, 66/154 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 171 ms. Remains : 28/57 places, 66/154 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-03-LTLFireability-15
Stuttering criterion allowed to conclude after 80 steps with 3 reset in 0 ms.
FORMULA CO4-PT-03-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-03-LTLFireability-15 finished in 216 ms.
All properties solved by simple procedures.
Total runtime 25306 ms.

BK_STOP 1717351319654

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="CO4-PT-03"
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 2-5568"
echo " Executing tool itstools"
echo " Input is CO4-PT-03, 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 r550-tall-171734898400020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-03.tgz
mv CO4-PT-03 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;