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.r549-tall-171734897600028.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)
......................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is CO4-PT-04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r549-tall-171734897600028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 8.0K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 15K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 16K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 186K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K 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 53K 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-04-LTLFireability-00
FORMULA_NAME CO4-PT-04-LTLFireability-01
FORMULA_NAME CO4-PT-04-LTLFireability-02
FORMULA_NAME CO4-PT-04-LTLFireability-03
FORMULA_NAME CO4-PT-04-LTLFireability-04
FORMULA_NAME CO4-PT-04-LTLFireability-05
FORMULA_NAME CO4-PT-04-LTLFireability-06
FORMULA_NAME CO4-PT-04-LTLFireability-07
FORMULA_NAME CO4-PT-04-LTLFireability-08
FORMULA_NAME CO4-PT-04-LTLFireability-09
FORMULA_NAME CO4-PT-04-LTLFireability-10
FORMULA_NAME CO4-PT-04-LTLFireability-11
FORMULA_NAME CO4-PT-04-LTLFireability-12
FORMULA_NAME CO4-PT-04-LTLFireability-13
FORMULA_NAME CO4-PT-04-LTLFireability-14
FORMULA_NAME CO4-PT-04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717351307125

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-04
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-06-02 18:01:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 18:01:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 18:01:48] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2024-06-02 18:01:48] [INFO ] Transformed 101 places.
[2024-06-02 18:01:48] [INFO ] Transformed 246 transitions.
[2024-06-02 18:01:48] [INFO ] Found NUPN structural information;
[2024-06-02 18:01:48] [INFO ] Parsed PT model containing 101 places and 246 transitions and 716 arcs in 175 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 35 transitions
Reduce redundant transitions removed 35 transitions.
FORMULA CO4-PT-04-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-04-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-04-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-04-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-04-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 101 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 101/101 places, 211/211 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 63 transition count 145
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 63 transition count 145
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 96 place count 63 transition count 125
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 98 place count 61 transition count 121
Iterating global reduction 1 with 2 rules applied. Total rules applied 100 place count 61 transition count 121
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 101 place count 60 transition count 119
Iterating global reduction 1 with 1 rules applied. Total rules applied 102 place count 60 transition count 119
Applied a total of 102 rules in 30 ms. Remains 60 /101 variables (removed 41) and now considering 119/211 (removed 92) transitions.
[2024-06-02 18:01:48] [INFO ] Flow matrix only has 95 transitions (discarded 24 similar events)
// Phase 1: matrix 95 rows 60 cols
[2024-06-02 18:01:48] [INFO ] Computed 7 invariants in 9 ms
[2024-06-02 18:01:48] [INFO ] Implicit Places using invariants in 186 ms returned [2, 49]
[2024-06-02 18:01:48] [INFO ] Actually due to overlaps returned [49]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 216 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 59/101 places, 119/211 transitions.
Applied a total of 0 rules in 2 ms. Remains 59 /59 variables (removed 0) and now considering 119/119 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 266 ms. Remains : 59/101 places, 119/211 transitions.
Support contains 18 out of 59 places after structural reductions.
[2024-06-02 18:01:49] [INFO ] Flatten gal took : 32 ms
[2024-06-02 18:01:49] [INFO ] Flatten gal took : 13 ms
[2024-06-02 18:01:49] [INFO ] Input system was already deterministic with 119 transitions.
Support contains 17 out of 59 places (down from 18) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 1224 ms. (32 steps per ms) remains 1/20 properties
BEST_FIRST walk for 40003 steps (8 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
[2024-06-02 18:01:49] [INFO ] Flow matrix only has 95 transitions (discarded 24 similar events)
// Phase 1: matrix 95 rows 59 cols
[2024-06-02 18:01:49] [INFO ] Computed 6 invariants in 2 ms
[2024-06-02 18:01:49] [INFO ] State equation strengthened by 8 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/33 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 67/100 variables, 33/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 43/143 variables, 19/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 10/153 variables, 7/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/153 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/153 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/154 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/154 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/154 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 154/154 variables, and 73 constraints, problems are : Problem set: 0 solved, 1 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 59/59 constraints, ReadFeed: 8/8 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 19/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/33 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 67/100 variables, 33/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 43/143 variables, 19/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 10/153 variables, 7/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/153 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/153 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/154 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/154 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/154 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 154/154 variables, and 74 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 59/59 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 237ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 65 steps, including 9 resets, run visited all 1 properties in 1 ms. (steps per millisecond=65 )
Parikh walk visited 1 properties in 5 ms.
Computed a total of 8 stabilizing places and 8 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' '!(F((p0&&F(p1))))'
Support contains 3 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 59 transition count 117
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 57 transition count 117
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 12 place count 49 transition count 102
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 49 transition count 102
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 21 place count 49 transition count 101
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 25 place count 45 transition count 93
Iterating global reduction 3 with 4 rules applied. Total rules applied 29 place count 45 transition count 93
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 37 place count 41 transition count 89
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 38 place count 41 transition count 88
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 41 place count 38 transition count 82
Iterating global reduction 4 with 3 rules applied. Total rules applied 44 place count 38 transition count 82
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 47 place count 35 transition count 76
Iterating global reduction 4 with 3 rules applied. Total rules applied 50 place count 35 transition count 76
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 53 place count 35 transition count 73
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 65 place count 35 transition count 61
Applied a total of 65 rules in 39 ms. Remains 35 /59 variables (removed 24) and now considering 61/119 (removed 58) transitions.
[2024-06-02 18:01:50] [INFO ] Flow matrix only has 53 transitions (discarded 8 similar events)
// Phase 1: matrix 53 rows 35 cols
[2024-06-02 18:01:50] [INFO ] Computed 6 invariants in 4 ms
[2024-06-02 18:01:50] [INFO ] Implicit Places using invariants in 46 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 48 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 34/59 places, 61/119 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 61/61 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 34/59 places, 61/119 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CO4-PT-04-LTLFireability-00
Stuttering criterion allowed to conclude after 3668 steps with 64 reset in 20 ms.
FORMULA CO4-PT-04-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-00 finished in 393 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((p0||F(p1))))'
Support contains 3 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 50 transition count 104
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 50 transition count 104
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 50 transition count 102
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 24 place count 46 transition count 94
Iterating global reduction 1 with 4 rules applied. Total rules applied 28 place count 46 transition count 94
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 30 place count 44 transition count 90
Iterating global reduction 1 with 2 rules applied. Total rules applied 32 place count 44 transition count 90
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 33 place count 44 transition count 89
Applied a total of 33 rules in 6 ms. Remains 44 /59 variables (removed 15) and now considering 89/119 (removed 30) transitions.
[2024-06-02 18:01:50] [INFO ] Flow matrix only has 77 transitions (discarded 12 similar events)
// Phase 1: matrix 77 rows 44 cols
[2024-06-02 18:01:50] [INFO ] Computed 6 invariants in 1 ms
[2024-06-02 18:01:50] [INFO ] Implicit Places using invariants in 35 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/59 places, 89/119 transitions.
Applied a total of 0 rules in 0 ms. Remains 43 /43 variables (removed 0) and now considering 89/89 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 43/59 places, 89/119 transitions.
Stuttering acceptance computed with spot in 219 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CO4-PT-04-LTLFireability-01
Stuttering criterion allowed to conclude after 265 steps with 12 reset in 7 ms.
FORMULA CO4-PT-04-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-01 finished in 282 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((p0 U p1)))'
Support contains 3 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 51 transition count 106
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 51 transition count 106
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 51 transition count 104
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 22 place count 47 transition count 96
Iterating global reduction 1 with 4 rules applied. Total rules applied 26 place count 47 transition count 96
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 45 transition count 92
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 45 transition count 92
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 31 place count 45 transition count 91
Applied a total of 31 rules in 6 ms. Remains 45 /59 variables (removed 14) and now considering 91/119 (removed 28) transitions.
[2024-06-02 18:01:50] [INFO ] Flow matrix only has 78 transitions (discarded 13 similar events)
// Phase 1: matrix 78 rows 45 cols
[2024-06-02 18:01:50] [INFO ] Computed 6 invariants in 1 ms
[2024-06-02 18:01:50] [INFO ] Implicit Places using invariants in 32 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/59 places, 91/119 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 91/91 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 41 ms. Remains : 44/59 places, 91/119 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : CO4-PT-04-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-02 finished in 152 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 1 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Graph (trivial) has 53 edges and 59 vertex of which 7 / 59 are part of one of the 1 SCC in 2 ms
Free SCC test removed 6 places
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Reduce places removed 1 places and 1 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 52 transition count 100
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 51 transition count 100
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 10 place count 44 transition count 87
Iterating global reduction 2 with 7 rules applied. Total rules applied 17 place count 44 transition count 87
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 18 place count 44 transition count 86
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 21 place count 41 transition count 80
Iterating global reduction 3 with 3 rules applied. Total rules applied 24 place count 41 transition count 80
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 32 place count 37 transition count 76
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 34 place count 35 transition count 72
Iterating global reduction 3 with 2 rules applied. Total rules applied 36 place count 35 transition count 72
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 38 place count 33 transition count 68
Iterating global reduction 3 with 2 rules applied. Total rules applied 40 place count 33 transition count 68
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 42 place count 33 transition count 66
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 52 place count 33 transition count 56
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 56 place count 31 transition count 54
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 64 place count 31 transition count 46
Graph (complete) has 93 edges and 31 vertex of which 30 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 3 rules applied. Total rules applied 67 place count 30 transition count 43
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 69 place count 28 transition count 43
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 6 with 6 rules applied. Total rules applied 75 place count 25 transition count 40
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 77 place count 25 transition count 38
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 79 place count 23 transition count 36
Iterating global reduction 7 with 2 rules applied. Total rules applied 81 place count 23 transition count 36
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 83 place count 23 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 84 place count 23 transition count 33
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 84 place count 23 transition count 32
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 3 rules applied. Total rules applied 87 place count 21 transition count 32
Applied a total of 87 rules in 30 ms. Remains 21 /59 variables (removed 38) and now considering 32/119 (removed 87) transitions.
[2024-06-02 18:01:50] [INFO ] Flow matrix only has 25 transitions (discarded 7 similar events)
// Phase 1: matrix 25 rows 21 cols
[2024-06-02 18:01:50] [INFO ] Computed 5 invariants in 1 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 87 ms returned [17, 20]
[2024-06-02 18:01:51] [INFO ] Actually due to overlaps returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 88 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/59 places, 32/119 transitions.
Graph (trivial) has 19 edges and 20 vertex of which 3 / 20 are part of one of the 1 SCC in 6 ms
Free SCC test removed 2 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 18 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 17 transition count 26
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 4 place count 17 transition count 25
Applied a total of 4 rules in 11 ms. Remains 17 /20 variables (removed 3) and now considering 25/32 (removed 7) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 20 transitions (discarded 5 similar events)
// Phase 1: matrix 20 rows 17 cols
[2024-06-02 18:01:51] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 23 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/59 places, 25/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 155 ms. Remains : 16/59 places, 25/119 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-04-LTLFireability-04
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-04 finished in 204 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)||X(X(F(p1)))))'
Support contains 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 52 transition count 107
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 52 transition count 107
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 52 transition count 105
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 19 place count 49 transition count 99
Iterating global reduction 1 with 3 rules applied. Total rules applied 22 place count 49 transition count 99
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 24 place count 47 transition count 95
Iterating global reduction 1 with 2 rules applied. Total rules applied 26 place count 47 transition count 95
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 27 place count 47 transition count 94
Applied a total of 27 rules in 7 ms. Remains 47 /59 variables (removed 12) and now considering 94/119 (removed 25) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 80 transitions (discarded 14 similar events)
// Phase 1: matrix 80 rows 47 cols
[2024-06-02 18:01:51] [INFO ] Computed 6 invariants in 3 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 43 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/59 places, 94/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 94/94 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 52 ms. Remains : 46/59 places, 94/119 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CO4-PT-04-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 214 ms.
Stack based approach found an accepted trace after 38 steps with 0 reset with depth 39 and stack size 37 in 1 ms.
FORMULA CO4-PT-04-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property CO4-PT-04-LTLFireability-08 finished in 456 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(p0)))'
Support contains 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 119/119 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 59 transition count 118
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 58 transition count 118
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 11 place count 49 transition count 102
Iterating global reduction 2 with 9 rules applied. Total rules applied 20 place count 49 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 49 transition count 100
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 26 place count 45 transition count 92
Iterating global reduction 3 with 4 rules applied. Total rules applied 30 place count 45 transition count 92
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 31 place count 44 transition count 90
Iterating global reduction 3 with 1 rules applied. Total rules applied 32 place count 44 transition count 90
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 40 place count 40 transition count 86
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 42 place count 38 transition count 82
Iterating global reduction 3 with 2 rules applied. Total rules applied 44 place count 38 transition count 82
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 45 place count 37 transition count 80
Iterating global reduction 3 with 1 rules applied. Total rules applied 46 place count 37 transition count 80
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 47 place count 37 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 4 with 15 rules applied. Total rules applied 62 place count 37 transition count 64
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 64 place count 36 transition count 63
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 65 place count 36 transition count 62
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 67 place count 35 transition count 61
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 68 place count 35 transition count 60
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 68 place count 35 transition count 59
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 3 rules applied. Total rules applied 71 place count 33 transition count 59
Applied a total of 71 rules in 24 ms. Remains 33 /59 variables (removed 26) and now considering 59/119 (removed 60) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 48 transitions (discarded 11 similar events)
// Phase 1: matrix 48 rows 33 cols
[2024-06-02 18:01:51] [INFO ] Computed 5 invariants in 1 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 41 ms returned [29, 32]
[2024-06-02 18:01:51] [INFO ] Actually due to overlaps returned [29]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/59 places, 59/119 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 32 transition count 57
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 30 transition count 56
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 29 transition count 55
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 29 transition count 54
Applied a total of 8 rules in 4 ms. Remains 29 /32 variables (removed 3) and now considering 54/59 (removed 5) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 43 transitions (discarded 11 similar events)
// Phase 1: matrix 43 rows 29 cols
[2024-06-02 18:01:51] [INFO ] Computed 4 invariants in 1 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 27 ms returned [28]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 28/59 places, 54/119 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 54/54 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 100 ms. Remains : 28/59 places, 54/119 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-04-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-09 finished in 192 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 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 50 transition count 104
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 50 transition count 104
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 50 transition count 102
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 24 place count 46 transition count 94
Iterating global reduction 1 with 4 rules applied. Total rules applied 28 place count 46 transition count 94
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 30 place count 44 transition count 90
Iterating global reduction 1 with 2 rules applied. Total rules applied 32 place count 44 transition count 90
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 33 place count 44 transition count 89
Applied a total of 33 rules in 8 ms. Remains 44 /59 variables (removed 15) and now considering 89/119 (removed 30) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 77 transitions (discarded 12 similar events)
// Phase 1: matrix 77 rows 44 cols
[2024-06-02 18:01:51] [INFO ] Computed 6 invariants in 0 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 34 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/59 places, 89/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 89/89 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45 ms. Remains : 43/59 places, 89/119 transitions.
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-04-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-10 finished in 138 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 U p1))))'
Support contains 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 51 transition count 105
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 51 transition count 105
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 51 transition count 103
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 22 place count 47 transition count 95
Iterating global reduction 1 with 4 rules applied. Total rules applied 26 place count 47 transition count 95
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 28 place count 45 transition count 91
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 45 transition count 91
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 31 place count 45 transition count 90
Applied a total of 31 rules in 3 ms. Remains 45 /59 variables (removed 14) and now considering 90/119 (removed 29) transitions.
[2024-06-02 18:01:51] [INFO ] Flow matrix only has 78 transitions (discarded 12 similar events)
// Phase 1: matrix 78 rows 45 cols
[2024-06-02 18:01:51] [INFO ] Computed 6 invariants in 1 ms
[2024-06-02 18:01:51] [INFO ] Implicit Places using invariants in 36 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/59 places, 90/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 90/90 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 44/59 places, 90/119 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : CO4-PT-04-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-11 finished in 181 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(p0)&&F(G(p1)))))'
Support contains 2 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Graph (trivial) has 52 edges and 59 vertex of which 7 / 59 are part of one of the 1 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Reduce places removed 1 places and 1 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 52 transition count 100
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 51 transition count 100
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 9 place count 45 transition count 89
Iterating global reduction 2 with 6 rules applied. Total rules applied 15 place count 45 transition count 89
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 17 place count 43 transition count 85
Iterating global reduction 2 with 2 rules applied. Total rules applied 19 place count 43 transition count 85
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 27 place count 39 transition count 81
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 29 place count 37 transition count 77
Iterating global reduction 2 with 2 rules applied. Total rules applied 31 place count 37 transition count 77
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 33 place count 35 transition count 73
Iterating global reduction 2 with 2 rules applied. Total rules applied 35 place count 35 transition count 73
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 37 place count 35 transition count 71
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 47 place count 35 transition count 61
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 3 with 4 rules applied. Total rules applied 51 place count 33 transition count 59
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 61 place count 33 transition count 49
Graph (complete) has 97 edges and 33 vertex of which 32 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 4 rules applied. Total rules applied 65 place count 32 transition count 45
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 69 place count 29 transition count 44
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 69 place count 29 transition count 43
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 71 place count 28 transition count 43
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 5 with 4 rules applied. Total rules applied 75 place count 26 transition count 41
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 76 place count 26 transition count 40
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 77 place count 25 transition count 39
Iterating global reduction 6 with 1 rules applied. Total rules applied 78 place count 25 transition count 39
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 79 place count 25 transition count 38
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 80 place count 25 transition count 37
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 80 place count 25 transition count 36
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 3 rules applied. Total rules applied 83 place count 23 transition count 36
Applied a total of 83 rules in 16 ms. Remains 23 /59 variables (removed 36) and now considering 36/119 (removed 83) transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 29 transitions (discarded 7 similar events)
// Phase 1: matrix 29 rows 23 cols
[2024-06-02 18:01:52] [INFO ] Computed 5 invariants in 1 ms
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants in 37 ms returned [19, 22]
[2024-06-02 18:01:52] [INFO ] Actually due to overlaps returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/59 places, 36/119 transitions.
Graph (trivial) has 18 edges and 22 vertex of which 5 / 22 are part of one of the 1 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 18 transition count 26
Applied a total of 2 rules in 2 ms. Remains 18 /22 variables (removed 4) and now considering 26/36 (removed 10) transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
// Phase 1: matrix 22 rows 18 cols
[2024-06-02 18:01:52] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants in 21 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/59 places, 26/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 26/26 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 87 ms. Remains : 17/59 places, 26/119 transitions.
Stuttering acceptance computed with spot in 96 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CO4-PT-04-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 155 ms.
Stuttering criterion allowed to conclude after 17 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-12 finished in 356 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(p0)&&F((G(p2)&&p1)))))'
Support contains 4 out of 59 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 59/59 places, 119/119 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 59 transition count 118
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 58 transition count 118
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 11 place count 49 transition count 102
Iterating global reduction 2 with 9 rules applied. Total rules applied 20 place count 49 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 49 transition count 100
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 25 place count 46 transition count 94
Iterating global reduction 3 with 3 rules applied. Total rules applied 28 place count 46 transition count 94
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 45 transition count 92
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 45 transition count 92
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 38 place count 41 transition count 88
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 40 place count 39 transition count 84
Iterating global reduction 3 with 2 rules applied. Total rules applied 42 place count 39 transition count 84
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 44 place count 37 transition count 80
Iterating global reduction 3 with 2 rules applied. Total rules applied 46 place count 37 transition count 80
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 47 place count 37 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 4 with 14 rules applied. Total rules applied 61 place count 37 transition count 65
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 63 place count 36 transition count 64
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 64 place count 36 transition count 63
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 66 place count 35 transition count 62
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 67 place count 35 transition count 61
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 67 place count 35 transition count 60
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 3 rules applied. Total rules applied 70 place count 33 transition count 60
Applied a total of 70 rules in 46 ms. Remains 33 /59 variables (removed 26) and now considering 60/119 (removed 59) transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 49 transitions (discarded 11 similar events)
// Phase 1: matrix 49 rows 33 cols
[2024-06-02 18:01:52] [INFO ] Computed 5 invariants in 1 ms
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants in 184 ms returned [29, 32]
[2024-06-02 18:01:52] [INFO ] Actually due to overlaps returned [29]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 186 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/59 places, 60/119 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 32 transition count 58
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 30 transition count 57
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 30 transition count 56
Applied a total of 6 rules in 4 ms. Remains 30 /32 variables (removed 2) and now considering 56/60 (removed 4) transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 45 transitions (discarded 11 similar events)
// Phase 1: matrix 45 rows 30 cols
[2024-06-02 18:01:52] [INFO ] Computed 4 invariants in 0 ms
[2024-06-02 18:01:52] [INFO ] Implicit Places using invariants in 23 ms returned [29]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 29/59 places, 56/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 29 /29 variables (removed 0) and now considering 56/56 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 261 ms. Remains : 29/59 places, 56/119 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : CO4-PT-04-LTLFireability-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CO4-PT-04-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-04-LTLFireability-13 finished in 436 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(X(p1))||p0))||F(p2)))'
Support contains 6 out of 59 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 59/59 places, 119/119 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 53 transition count 110
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 53 transition count 110
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 53 transition count 109
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 15 place count 51 transition count 105
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 51 transition count 105
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 19 place count 49 transition count 101
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 49 transition count 101
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 22 place count 49 transition count 100
Applied a total of 22 rules in 3 ms. Remains 49 /59 variables (removed 10) and now considering 100/119 (removed 19) transitions.
[2024-06-02 18:01:52] [INFO ] Flow matrix only has 83 transitions (discarded 17 similar events)
// Phase 1: matrix 83 rows 49 cols
[2024-06-02 18:01:52] [INFO ] Computed 6 invariants in 0 ms
[2024-06-02 18:01:53] [INFO ] Implicit Places using invariants in 145 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 146 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 48/59 places, 100/119 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 150 ms. Remains : 48/59 places, 100/119 transitions.
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : CO4-PT-04-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 111 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 1 ms.
FORMULA CO4-PT-04-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property CO4-PT-04-LTLFireability-14 finished in 417 ms.
All properties solved by simple procedures.
Total runtime 5057 ms.
ITS solved all properties within timeout

BK_STOP 1717351313365

--------------------
content from stderr:

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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-04"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is CO4-PT-04, 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 r549-tall-171734897600028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-04.tgz
mv CO4-PT-04 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 ;