Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r066-tall-177946967600167.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-307, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.5K Mar 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 130K Mar 6 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 6 08:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 6 08:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 660K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779504113337

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-307
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 02:41:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 02:41:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 02:41:54] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2026-05-23 02:41:54] [INFO ] Transformed 2584 places.
[2026-05-23 02:41:54] [INFO ] Transformed 3094 transitions.
[2026-05-23 02:41:54] [INFO ] Found NUPN structural information;
[2026-05-23 02:41:54] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 237 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (341 resets) in 2487 ms. (16 steps per ms) remains 15/16 properties
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 4003 steps (9 resets) in 50 ms. (78 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (11 resets) in 57 ms. (69 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (10 resets) in 51 ms. (76 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (10 resets) in 52 ms. (75 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (10 resets) in 58 ms. (67 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (10 resets) in 43 ms. (91 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (10 resets) in 44 ms. (88 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (10 resets) in 26 ms. (148 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (12 resets) in 58 ms. (67 steps per ms) remains 15/15 properties
[2026-05-23 02:41:55] [INFO ] Flatten gal took : 448 ms
BEST_FIRST walk for 4003 steps (10 resets) in 27 ms. (142 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (9 resets) in 10 ms. (364 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (10 resets) in 22 ms. (174 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (10 resets) in 16 ms. (235 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (12 resets) in 15 ms. (250 steps per ms) remains 15/15 properties
[2026-05-23 02:41:55] [INFO ] Flatten gal took : 121 ms
[2026-05-23 02:41:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13195278942286012351.gal : 82 ms
[2026-05-23 02:41:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2507581206792617138.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13195278942286012351.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2507581206792617138.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2507581206792617138.prop.
Interrupted probabilistic random walk after 220154 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 15
Probabilistic random walk after 220154 steps, saw 61899 distinct states, run finished after 3004 ms. (steps per millisecond=73 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4410499174202291821.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7389415732331300102.kers'
[2026-05-23 02:41:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4410499174202291821.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7389415732331300102.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3094 rows 2584 cols 6459 entries
Finished phase 1 with 2579 SingleSign rule and 1 generalized
[2026-05-23 02:41:58] [INFO ] Computed 4 invariants in 20 ms
Computed 4 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-7389415732331300102.kers
Total runtime 23 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 2454/2573 variables, 4/123 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2573 variables, 2454/2577 constraints. Problems are: Problem set: 0 solved, 15 unsolved
SDD proceeding with computation,15 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,15 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,15 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,15 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,15 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,15 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,15 properties remain. new max is 256
SDD size :7 after 8
SDD proceeding with computation,15 properties remain. new max is 512
SDD size :8 after 10
SDD proceeding with computation,15 properties remain. new max is 1024
SDD size :10 after 18
SDD proceeding with computation,15 properties remain. new max is 2048
SDD size :18 after 115
At refinement iteration 4 (INCLUDED_ONLY) 0/2573 variables, 0/2577 constraints. Problems are: Problem set: 0 solved, 15 unsolved
SDD proceeding with computation,15 properties remain. new max is 4096
SDD size :115 after 2303
Reachability property CloudReconfiguration-PT-307-ReachabilityFireability-2024-14 is true.
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :2303 after 5542
SDD proceeding with computation,14 properties remain. new max is 8192
SDD size :5542 after 15297
Problem CloudReconfiguration-PT-307-ReachabilityFireability-2024-11 is UNSAT
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
Reachability property CloudReconfiguration-PT-307-ReachabilityFireability-2024-15 is true.
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 5 (OVERLAPS) 3084/5657 variables, 2573/5150 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5657 variables, 0/5150 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 2/5659 variables, 1/5151 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5659 variables, 1/5152 constraints. Problems are: Problem set: 3 solved, 12 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5659/5678 variables, and 5152 constraints, problems are : Problem set: 3 solved, 12 unsolved in 5138 ms.
Refiners :[Domain max(s): 2574/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2584 constraints, PredecessorRefiner: 15/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 100/100 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/100 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2473/2573 variables, 4/104 constraints. Problems are: Problem set: 3 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2573 variables, 2473/2577 constraints. Problems are: Problem set: 3 solved, 12 unsolved
Reachability property CloudReconfiguration-PT-307-ReachabilityFireability-2024-13 is true.
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property CloudReconfiguration-PT-307-ReachabilityFireability-2024-04 does not hold.
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CloudReconfiguration-PT-307-ReachabilityFireability-2024-03 is true.
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 4 (INCLUDED_ONLY) 0/2573 variables, 0/2577 constraints. Problems are: Problem set: 6 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 3084/5657 variables, 2573/5150 constraints. Problems are: Problem set: 6 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5657 variables, 7/5157 constraints. Problems are: Problem set: 6 solved, 9 unsolved
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :15297 after 91287
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5657/5678 variables, and 5157 constraints, problems are : Problem set: 6 solved, 9 unsolved in 5022 ms.
Refiners :[Domain max(s): 2573/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2573/2584 constraints, PredecessorRefiner: 10/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10355ms problems are : Problem set: 6 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 84 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2742 edges and 2584 vertex of which 684 / 2584 are part of one of the 55 SCC in 15 ms
Free SCC test removed 629 places
Drop transitions (Empty/Sink Transition effects.) removed 764 transitions
Reduce isomorphic transitions removed 764 transitions.
Graph (complete) has 2608 edges and 1955 vertex of which 1941 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.7 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1148 transitions
Trivial Post-agglo rules discarded 1148 transitions
Performed 1148 trivial Post agglomeration. Transition count delta: 1148
Iterating post reduction 0 with 1156 rules applied. Total rules applied 1158 place count 1941 transition count 1165
Reduce places removed 1148 places and 0 transitions.
Ensure Unique test removed 59 transitions
Reduce isomorphic transitions removed 59 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 43 transitions
Trivial Post-agglo rules discarded 43 transitions
Performed 43 trivial Post agglomeration. Transition count delta: 43
Iterating post reduction 1 with 1250 rules applied. Total rules applied 2408 place count 793 transition count 1063
Reduce places removed 43 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 2 with 48 rules applied. Total rules applied 2456 place count 750 transition count 1058
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 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 3 with 3 rules applied. Total rules applied 2459 place count 749 transition count 1056
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 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 4 with 3 rules applied. Total rules applied 2462 place count 748 transition count 1054
Reduce places removed 1 places and 0 transitions.
Performed 83 Post agglomeration using F-continuation condition.Transition count delta: 83
Iterating post reduction 5 with 84 rules applied. Total rules applied 2546 place count 747 transition count 971
Reduce places removed 83 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 6 with 99 rules applied. Total rules applied 2645 place count 664 transition count 955
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 2648 place count 661 transition count 955
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 28 Pre rules applied. Total rules applied 2648 place count 661 transition count 927
Deduced a syphon composed of 28 places in 2 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 8 with 56 rules applied. Total rules applied 2704 place count 633 transition count 927
Discarding 87 places :
Symmetric choice reduction at 8 with 87 rule applications. Total rules 2791 place count 546 transition count 840
Iterating global reduction 8 with 87 rules applied. Total rules applied 2878 place count 546 transition count 840
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 8 with 3 rules applied. Total rules applied 2881 place count 546 transition count 837
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 2 rules applied. Total rules applied 2883 place count 545 transition count 836
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2884 place count 544 transition count 836
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 7 Pre rules applied. Total rules applied 2884 place count 544 transition count 829
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 11 with 14 rules applied. Total rules applied 2898 place count 537 transition count 829
Discarding 58 places :
Symmetric choice reduction at 11 with 58 rule applications. Total rules 2956 place count 479 transition count 771
Iterating global reduction 11 with 58 rules applied. Total rules applied 3014 place count 479 transition count 771
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 11 with 29 rules applied. Total rules applied 3043 place count 479 transition count 742
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 12 with 20 rules applied. Total rules applied 3063 place count 465 transition count 736
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 3066 place count 462 transition count 736
Discarding 16 places :
Symmetric choice reduction at 14 with 16 rule applications. Total rules 3082 place count 446 transition count 712
Iterating global reduction 14 with 16 rules applied. Total rules applied 3098 place count 446 transition count 712
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 14 with 8 rules applied. Total rules applied 3106 place count 446 transition count 704
Discarding 5 places :
Symmetric choice reduction at 15 with 5 rule applications. Total rules 3111 place count 441 transition count 694
Iterating global reduction 15 with 5 rules applied. Total rules applied 3116 place count 441 transition count 694
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 3118 place count 439 transition count 690
Iterating global reduction 15 with 2 rules applied. Total rules applied 3120 place count 439 transition count 690
Performed 157 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 157 places in 1 ms
Reduce places removed 157 places and 0 transitions.
Iterating global reduction 15 with 314 rules applied. Total rules applied 3434 place count 282 transition count 483
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 15 with 11 rules applied. Total rules applied 3445 place count 282 transition count 472
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 16 with 4 rules applied. Total rules applied 3449 place count 280 transition count 470
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 3451 place count 280 transition count 468
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 17 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 17 with 2 rules applied. Total rules applied 3453 place count 279 transition count 467
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 3455 place count 279 transition count 465
Performed 45 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 18 with 90 rules applied. Total rules applied 3545 place count 234 transition count 500
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 18 with 32 rules applied. Total rules applied 3577 place count 234 transition count 468
Discarding 12 places :
Symmetric choice reduction at 19 with 12 rule applications. Total rules 3589 place count 222 transition count 439
Iterating global reduction 19 with 12 rules applied. Total rules applied 3601 place count 222 transition count 439
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 19 with 24 rules applied. Total rules applied 3625 place count 222 transition count 415
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 3626 place count 221 transition count 414
Iterating global reduction 19 with 1 rules applied. Total rules applied 3627 place count 221 transition count 414
Free-agglomeration rule applied 7 times.
Iterating global reduction 19 with 7 rules applied. Total rules applied 3634 place count 221 transition count 407
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 19 with 7 rules applied. Total rules applied 3641 place count 214 transition count 407
Partial Free-agglomeration rule applied 13 times.
Drop transitions (Partial Free agglomeration) removed 13 transitions
Iterating global reduction 20 with 13 rules applied. Total rules applied 3654 place count 214 transition count 407
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3655 place count 214 transition count 407
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 3656 place count 213 transition count 406
Applied a total of 3656 rules in 700 ms. Remains 213 /2584 variables (removed 2371) and now considering 406/3094 (removed 2688) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 708 ms. Remains : 213/2584 places, 406/3094 transitions.
RANDOM walk for 40000 steps (2969 resets) in 658 ms. (60 steps per ms) remains 4/9 properties
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (710 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (729 resets) in 72 ms. (548 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (707 resets) in 107 ms. (370 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (243 resets) in 103 ms. (384 steps per ms) remains 4/4 properties
[2026-05-23 02:42:10] [INFO ] Flow matrix only has 398 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16978807298419358781.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2847691914388093324.kers'
[2026-05-23 02:42:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16978807298419358781.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2847691914388093324.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 398 rows 213 cols 1053 entries
Finished phase 1 with 210 SingleSign rule and 0 generalized
[2026-05-23 02:42:10] [INFO ] Computed 3 invariants in 1 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2847691914388093324.kers
Total runtime 1 ms.
[2026-05-23 02:42:10] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 144/184 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 377/561 variables, 184/187 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/561 variables, 3/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/561 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 44/605 variables, 23/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/605 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/605 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem CloudReconfiguration-PT-307-ReachabilityFireability-2024-10 is UNSAT
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (OVERLAPS) 6/611 variables, 6/221 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/611 variables, 0/221 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/611 variables, 0/221 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 611/611 variables, and 221 constraints, problems are : Problem set: 1 solved, 3 unsolved in 404 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 213/213 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 152/179 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/179 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 363/542 variables, 179/182 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/542 variables, 3/185 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/542 variables, 0/185 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 49/591 variables, 20/205 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/591 variables, 2/207 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/591 variables, 2/209 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/591 variables, 1/210 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/591 variables, 0/210 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 17/608 variables, 11/221 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/608 variables, 0/221 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/611 variables, 3/224 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/611 variables, 0/224 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/611 variables, 0/224 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 611/611 variables, and 224 constraints, problems are : Problem set: 1 solved, 3 unsolved in 947 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 213/213 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1387ms problems are : Problem set: 1 solved, 3 unsolved
Parikh walk visited 0 properties in 148 ms.
Support contains 27 out of 213 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 213/213 places, 406/406 transitions.
Graph (trivial) has 182 edges and 213 vertex of which 44 / 213 are part of one of the 21 SCC in 1 ms
Free SCC test removed 23 places
Drop transitions (Empty/Sink Transition effects.) removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 190 transition count 338
Reduce places removed 23 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 27 rules applied. Total rules applied 51 place count 167 transition count 334
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 55 place count 163 transition count 334
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 55 place count 163 transition count 325
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 73 place count 154 transition count 325
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 83 place count 144 transition count 310
Iterating global reduction 3 with 10 rules applied. Total rules applied 93 place count 144 transition count 310
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 96 place count 144 transition count 307
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 96 place count 144 transition count 306
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 98 place count 143 transition count 306
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 99 place count 142 transition count 304
Iterating global reduction 4 with 1 rules applied. Total rules applied 100 place count 142 transition count 304
Performed 15 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 130 place count 127 transition count 287
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 139 place count 127 transition count 278
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 141 place count 125 transition count 276
Iterating global reduction 5 with 2 rules applied. Total rules applied 143 place count 125 transition count 276
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 144 place count 125 transition count 275
Performed 12 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 168 place count 113 transition count 279
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 6 with 26 rules applied. Total rules applied 194 place count 113 transition count 253
Discarding 8 places :
Symmetric choice reduction at 7 with 8 rule applications. Total rules 202 place count 105 transition count 237
Iterating global reduction 7 with 8 rules applied. Total rules applied 210 place count 105 transition count 237
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 214 place count 105 transition count 233
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 215 place count 104 transition count 231
Iterating global reduction 8 with 1 rules applied. Total rules applied 216 place count 104 transition count 231
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 8 with 15 rules applied. Total rules applied 231 place count 104 transition count 216
Free-agglomeration rule applied 9 times.
Iterating global reduction 8 with 9 rules applied. Total rules applied 240 place count 104 transition count 207
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 10 rules applied. Total rules applied 250 place count 95 transition count 206
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 9 with 4 rules applied. Total rules applied 254 place count 95 transition count 202
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 9 with 1 rules applied. Total rules applied 255 place count 95 transition count 202
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 256 place count 94 transition count 202
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 258 place count 94 transition count 202
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 259 place count 94 transition count 201
Applied a total of 259 rules in 58 ms. Remains 94 /213 variables (removed 119) and now considering 201/406 (removed 205) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 94/213 places, 201/406 transitions.
RANDOM walk for 40000 steps (3844 resets) in 156 ms. (254 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (862 resets) in 103 ms. (384 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (846 resets) in 57 ms. (689 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (853 resets) in 74 ms. (533 steps per ms) remains 3/3 properties
Probably explored full state space saw : 110662 states, properties seen :1
Probabilistic random walk after 560105 steps, saw 110662 distinct states, run finished after 1314 ms. (steps per millisecond=426 ) properties seen :1
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :91287 after 272496
Explored full state space saw : 110662 states, properties seen :0
Exhaustive walk after 560105 steps, saw 110662 distinct states, run finished after 992 ms. (steps per millisecond=564 ) properties seen :0
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 19938 ms.

BK_STOP 1779504134442

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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="CloudReconfiguration-PT-307"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-307, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967600167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-307.tgz
mv CloudReconfiguration-PT-307 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;