Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r161-tall-174881261000263.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PolyORBLF-PT-S02J04T08, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r161-tall-174881261000263
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 17K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 21K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 110K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 39K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 29K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 193K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 717K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1748857975189

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-PT-S02J04T08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-06-02 09:52:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-02 09:52:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:52:56] [INFO ] Load time of PNML (sax parser for PT used): 139 ms
[2025-06-02 09:52:56] [INFO ] Transformed 614 places.
[2025-06-02 09:52:56] [INFO ] Transformed 1242 transitions.
[2025-06-02 09:52:56] [INFO ] Parsed PT model containing 614 places and 1242 transitions and 5732 arcs in 247 ms.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
[2025-06-02 09:52:57] [INFO ] Flatten gal took : 290 ms
RANDOM walk for 40000 steps (11 resets) in 2244 ms. (17 steps per ms) remains 18/614 properties
[2025-06-02 09:52:57] [INFO ] Flatten gal took : 95 ms
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (8 resets) in 103 ms. (38 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 18/18 properties
[2025-06-02 09:52:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15802482014573858045.gal : 76 ms
[2025-06-02 09:52:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13513329388406104731.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15802482014573858045.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13513329388406104731.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 83 ms. (47 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 54 ms. (72 steps per ms) remains 18/18 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (8 resets) in 38 ms. (102 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (8 resets) in 27 ms. (142 steps per ms) remains 18/18 properties
Loading property file /tmp/ReachabilityCardinality13513329388406104731.prop.
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 78 ms. (50 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 42 ms. (93 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4001 steps (8 resets) in 29 ms. (133 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (9 resets) in 51 ms. (76 steps per ms) remains 18/18 properties
[2025-06-02 09:52:58] [INFO ] Flow matrix only has 1098 transitions (discarded 16 similar events)
// Phase 1: matrix 1098 rows 614 cols
[2025-06-02 09:52:58] [INFO ] Computed 50 invariants in 55 ms
[2025-06-02 09:52:58] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,18 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,18 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,18 properties remain. new max is 16
SDD size :6 after 7
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 32
SDD size :7 after 23
SDD proceeding with computation,18 properties remain. new max is 64
SDD size :23 after 41
At refinement iteration 1 (OVERLAPS) 46/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 128
SDD size :41 after 241
At refinement iteration 3 (OVERLAPS) 473/537 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 256
SDD size :241 after 249
SDD proceeding with computation,18 properties remain. new max is 512
SDD size :249 after 273
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 25/562 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 1024
SDD size :273 after 1015
At refinement iteration 6 (INCLUDED_ONLY) 0/562 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 49/611 variables, 27/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 2048
SDD size :1015 after 1086
At refinement iteration 8 (INCLUDED_ONLY) 0/611 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 1/612 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/612 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 4096
SDD size :1086 after 2041
At refinement iteration 11 (OVERLAPS) 1098/1710 variables, 612/661 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1710 variables, 96/757 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 8192
SDD size :2041 after 2926
At refinement iteration 13 (INCLUDED_ONLY) 0/1710 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (OVERLAPS) 2/1712 variables, 2/759 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1712 variables, 1/760 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1712 variables, 0/760 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 17 (OVERLAPS) 0/1712 variables, 0/760 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1712/1712 variables, and 760 constraints, problems are : Problem set: 0 solved, 18 unsolved in 3515 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 34/34 constraints, State Equation: 614/614 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
SDD proceeding with computation,18 properties remain. new max is 16384
SDD size :2926 after 9115
At refinement iteration 1 (OVERLAPS) 46/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 473/537 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 25/562 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:05] [INFO ] Deduced a trap composed of 347 places in 363 ms of which 101 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:06] [INFO ] Deduced a trap composed of 333 places in 383 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:06] [INFO ] Deduced a trap composed of 347 places in 365 ms of which 126 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,18 properties remain. new max is 32768
SDD size :9115 after 36991
[2025-06-02 09:53:06] [INFO ] Deduced a trap composed of 347 places in 362 ms of which 118 ms to minimize.
SMT process timed out in 8774ms, After SMT, problems are : Problem set: 0 solved, 18 unsolved
Fused 18 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 18 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1114/1114 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 74 rules applied. Total rules applied 74 place count 612 transition count 1042
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 146 place count 540 transition count 1042
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 146 place count 540 transition count 978
Deduced a syphon composed of 64 places in 5 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 274 place count 476 transition count 978
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 402 place count 412 transition count 914
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 418 place count 412 transition count 898
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 434 place count 396 transition count 898
Applied a total of 434 rules in 224 ms. Remains 396 /614 variables (removed 218) and now considering 898/1114 (removed 216) transitions.
Running 896 sub problems to find dead transitions.
[2025-06-02 09:53:07] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
// Phase 1: matrix 882 rows 396 cols
[2025-06-02 09:53:07] [INFO ] Computed 48 invariants in 24 ms
[2025-06-02 09:53:07] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,18 properties remain. new max is 65536
SDD size :36991 after 192057
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 896 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 30/46 constraints. Problems are: Problem set: 0 solved, 896 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:18] [INFO ] Deduced a trap composed of 19 places in 146 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:18] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 74 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 56 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:19] [INFO ] Deduced a trap composed of 63 places in 226 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:20] [INFO ] Deduced a trap composed of 134 places in 249 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:22] [INFO ] Deduced a trap composed of 218 places in 281 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:22] [INFO ] Deduced a trap composed of 34 places in 299 ms of which 69 ms to minimize.
SDD proceeding with computation,18 properties remain. new max is 131072
SDD size :192057 after 1.34656e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:27] [INFO ] Deduced a trap composed of 198 places in 195 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:53:27] [INFO ] Deduced a trap composed of 125 places in 269 ms of which 51 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1278 variables, and 61 constraints, problems are : Problem set: 0 solved, 896 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 30/32 constraints, State Equation: 0/396 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 896/896 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 896 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 896 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 30/46 constraints. Problems are: Problem set: 0 solved, 896 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 15/61 constraints. Problems are: Problem set: 0 solved, 896 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1278 variables, and 61 constraints, problems are : Problem set: 0 solved, 896 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 30/32 constraints, State Equation: 0/396 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/896 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41228ms problems are : Problem set: 0 solved, 896 unsolved
Search for dead transitions found 0 dead transitions in 41241ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41482 ms. Remains : 396/614 places, 898/1114 transitions.
SDD proceeding with computation,18 properties remain. new max is 262144
SDD size :1.34656e+06 after 1.03554e+07
RANDOM walk for 4000000 steps (1783 resets) in 53837 ms. (74 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (65 resets) in 2806 ms. (142 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (71 resets) in 2786 ms. (143 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (85 resets) in 2576 ms. (155 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (75 resets) in 2816 ms. (141 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (73 resets) in 2845 ms. (140 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (80 resets) in 2356 ms. (169 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (71 resets) in 2467 ms. (162 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400000 steps (69 resets) in 3418 ms. (116 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (75 resets) in 2646 ms. (151 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (72 resets) in 2651 ms. (150 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (66 resets) in 2715 ms. (147 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (77 resets) in 2498 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (60 resets) in 2941 ms. (135 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (70 resets) in 2370 ms. (168 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (71 resets) in 2525 ms. (158 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (74 resets) in 2259 ms. (176 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (66 resets) in 2486 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (65 resets) in 3385 ms. (118 steps per ms) remains 18/18 properties
SDD proceeding with computation,18 properties remain. new max is 524288
SDD size :1.03554e+07 after 7.16457e+07
Interrupted probabilistic random walk after 3615069 steps, run timeout after 93001 ms. (steps per millisecond=38 ) properties seen :0 out of 18
Probabilistic random walk after 3615069 steps, saw 2027429 distinct states, run finished after 93011 ms. (steps per millisecond=38 ) properties seen :0
[2025-06-02 09:55:52] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2025-06-02 09:55:52] [INFO ] Invariant cache hit.
[2025-06-02 09:55:52] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 238/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 57/313 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/313 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 16/329 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/329 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 64/393 variables, 31/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/393 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 1/394 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (OVERLAPS) 882/1276 variables, 394/441 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1276 variables, 96/537 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1276 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (OVERLAPS) 2/1278 variables, 2/539 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1278 variables, 1/540 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1278 variables, 0/540 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 18 (OVERLAPS) 0/1278 variables, 0/540 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1278/1278 variables, and 540 constraints, problems are : Problem set: 0 solved, 18 unsolved in 2534 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 32/32 constraints, State Equation: 396/396 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 238/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/1278 variables, and 2 constraints, problems are : Problem set: 0 solved, 18 unsolved in 45023 ms.
Refiners :[Positive P Invariants (semi-flows): 1/16 constraints, Generalized P Invariants (flows): 1/32 constraints, State Equation: 0/396 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47575ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 18 out of 396 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 396/396 places, 898/898 transitions.
Applied a total of 0 rules in 65 ms. Remains 396 /396 variables (removed 0) and now considering 898/898 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 396/396 places, 898/898 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 396/396 places, 898/898 transitions.
Applied a total of 0 rules in 49 ms. Remains 396 /396 variables (removed 0) and now considering 898/898 (removed 0) transitions.
[2025-06-02 09:56:40] [INFO ] Flow matrix only has 882 transitions (discarded 16 similar events)
[2025-06-02 09:56:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:56:44] [INFO ] Implicit Places using invariants in 3945 ms returned [71, 117, 189, 197, 268, 311, 334, 341]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 3995 ms to find 8 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 388/396 places, 898/898 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 382 transition count 892
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 382 transition count 892
Applied a total of 12 rules in 71 ms. Remains 382 /388 variables (removed 6) and now considering 892/898 (removed 6) transitions.
[2025-06-02 09:56:44] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
// Phase 1: matrix 876 rows 382 cols
[2025-06-02 09:56:44] [INFO ] Computed 40 invariants in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:56:48] [INFO ] Implicit Places using invariants in 4644 ms returned []
[2025-06-02 09:56:48] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-02 09:56:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:56:53] [INFO ] State equation strengthened by 96 read => feed constraints.
SDD proceeding with computation,18 properties remain. new max is 1048576
SDD size :7.16457e+07 after 1.77011e+08
[2025-06-02 09:57:04] [INFO ] Implicit Places using invariants and state equation in 16028 ms returned []
Implicit Place search using SMT with State Equation took 20675 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 382/396 places, 892/898 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 24815 ms. Remains : 382/396 places, 892/898 transitions.
RANDOM walk for 4000000 steps (1710 resets) in 38954 ms. (102 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (71 resets) in 1657 ms. (241 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (68 resets) in 1723 ms. (232 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (74 resets) in 1814 ms. (220 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (72 resets) in 1835 ms. (217 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (75 resets) in 1665 ms. (240 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (63 resets) in 1700 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (66 resets) in 1732 ms. (230 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (66 resets) in 1641 ms. (243 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (78 resets) in 1757 ms. (227 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (75 resets) in 1798 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (64 resets) in 1895 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (66 resets) in 1818 ms. (219 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (66 resets) in 1799 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400000 steps (61 resets) in 2025 ms. (197 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (77 resets) in 1784 ms. (224 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (83 resets) in 1690 ms. (236 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400001 steps (63 resets) in 1680 ms. (237 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (73 resets) in 1680 ms. (237 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 2313060 steps, run timeout after 63001 ms. (steps per millisecond=36 ) properties seen :0 out of 18
Probabilistic random walk after 2313060 steps, saw 1174440 distinct states, run finished after 63001 ms. (steps per millisecond=36 ) properties seen :0
[2025-06-02 09:58:29] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-02 09:58:29] [INFO ] Invariant cache hit.
[2025-06-02 09:58:29] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 261/279 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/279 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 21/300 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 8/308 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/308 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 68/376 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 3/379 variables, 3/38 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (OVERLAPS) 1/380 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/380 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 13 (OVERLAPS) 876/1256 variables, 380/419 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1256 variables, 96/515 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1256 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 16 (OVERLAPS) 2/1258 variables, 2/517 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1258 variables, 1/518 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1258 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 19 (OVERLAPS) 0/1258 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1258/1258 variables, and 518 constraints, problems are : Problem set: 0 solved, 18 unsolved in 2348 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 382/382 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 261/279 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/279 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 21/300 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 8/308 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/308 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 68/376 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:51] [INFO ] Deduced a trap composed of 38 places in 240 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:51] [INFO ] Deduced a trap composed of 38 places in 214 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:51] [INFO ] Deduced a trap composed of 38 places in 219 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:51] [INFO ] Deduced a trap composed of 39 places in 215 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:52] [INFO ] Deduced a trap composed of 140 places in 215 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:52] [INFO ] Deduced a trap composed of 147 places in 214 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:52] [INFO ] Deduced a trap composed of 38 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:52] [INFO ] Deduced a trap composed of 38 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:58:52] [INFO ] Deduced a trap composed of 39 places in 45 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 9/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 3/379 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (OVERLAPS) 1/380 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/380 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (OVERLAPS) 876/1256 variables, 380/428 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1256 variables, 96/524 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Problem smplace_528 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 33970ms, After SMT, problems are : Problem set: 1 solved, 17 unsolved
Parikh walk visited 0 properties in 1534 ms.
Support contains 18 out of 382 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 382/382 places, 892/892 transitions.
Applied a total of 0 rules in 23 ms. Remains 382 /382 variables (removed 0) and now considering 892/892 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 382/382 places, 892/892 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 368324 ms.

BK_STOP 1748858345196

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="PolyORBLF-PT-S02J04T08"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S02J04T08, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r161-tall-174881261000263"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T08.tgz
mv PolyORBLF-PT-S02J04T08 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;