Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r009-oct2-167813597700315.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Angiogenesis-PT-01, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813597700315
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 7.3K Feb 26 14:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 26 14:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 26 14:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Feb 26 14:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 15:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 15:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Feb 26 14:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Feb 26 14:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 14:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Feb 26 14:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 34K Mar 5 18:22 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 Angiogenesis-PT-01-LTLCardinality-00
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-01
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-02
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-03
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-04
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-05
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-06
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-07
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-08
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-09
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-10
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-11
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-12
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-13
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-14
FORMULA_NAME Angiogenesis-PT-01-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678622298708

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Angiogenesis-PT-01
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 11:58:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-12 11:58:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 11:58:22] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2023-03-12 11:58:22] [INFO ] Transformed 39 places.
[2023-03-12 11:58:22] [INFO ] Transformed 64 transitions.
[2023-03-12 11:58:22] [INFO ] Found NUPN structural information;
[2023-03-12 11:58:22] [INFO ] Parsed PT model containing 39 places and 64 transitions and 185 arcs in 185 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Angiogenesis-PT-01-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 39 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 39/39 places, 64/64 transitions.
Applied a total of 0 rules in 33 ms. Remains 39 /39 variables (removed 0) and now considering 64/64 (removed 0) transitions.
// Phase 1: matrix 64 rows 39 cols
[2023-03-12 11:58:22] [INFO ] Computed 8 place invariants in 11 ms
[2023-03-12 11:58:23] [INFO ] Implicit Places using invariants in 331 ms returned []
[2023-03-12 11:58:23] [INFO ] Invariant cache hit.
[2023-03-12 11:58:23] [INFO ] Implicit Places using invariants and state equation in 248 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 634 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 38/39 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 682 ms. Remains : 38/39 places, 64/64 transitions.
Support contains 23 out of 38 places after structural reductions.
[2023-03-12 11:58:23] [INFO ] Flatten gal took : 52 ms
[2023-03-12 11:58:23] [INFO ] Flatten gal took : 13 ms
[2023-03-12 11:58:23] [INFO ] Input system was already deterministic with 64 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 236 ms. (steps per millisecond=42 ) properties (out of 16) seen :12
Incomplete Best-First random walk after 10000 steps, including 4 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 4 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 64 rows 38 cols
[2023-03-12 11:58:24] [INFO ] Computed 7 place invariants in 2 ms
[2023-03-12 11:58:24] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-12 11:58:24] [INFO ] After 53ms SMT Verify possible using state equation in real domain returned unsat :3 sat :1
[2023-03-12 11:58:24] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 18 ms to minimize.
[2023-03-12 11:58:24] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 75 ms
[2023-03-12 11:58:24] [INFO ] After 132ms SMT Verify possible using trap constraints in real domain returned unsat :4 sat :0
[2023-03-12 11:58:24] [INFO ] After 235ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0
Fused 4 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 4 atomic propositions for a total of 10 simplifications.
FORMULA Angiogenesis-PT-01-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-01-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Graph (complete) has 115 edges and 38 vertex of which 37 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(G(p0)) U p1))))'
Support contains 3 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Graph (trivial) has 10 edges and 38 vertex of which 2 / 38 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 114 edges and 37 vertex of which 36 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 12 place count 31 transition count 58
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 0 with 6 rules applied. Total rules applied 18 place count 28 transition count 61
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 25 place count 28 transition count 54
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 28 place count 28 transition count 54
Applied a total of 28 rules in 30 ms. Remains 28 /38 variables (removed 10) and now considering 54/64 (removed 10) transitions.
[2023-03-12 11:58:24] [INFO ] Flow matrix only has 45 transitions (discarded 9 similar events)
// Phase 1: matrix 45 rows 28 cols
[2023-03-12 11:58:24] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-12 11:58:24] [INFO ] Implicit Places using invariants in 75 ms returned [24]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 76 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 27/38 places, 54/64 transitions.
Graph (trivial) has 6 edges and 27 vertex of which 2 / 27 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 6 place count 26 transition count 48
Applied a total of 6 rules in 4 ms. Remains 26 /27 variables (removed 1) and now considering 48/54 (removed 6) transitions.
[2023-03-12 11:58:24] [INFO ] Flow matrix only has 43 transitions (discarded 5 similar events)
// Phase 1: matrix 43 rows 26 cols
[2023-03-12 11:58:24] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 11:58:25] [INFO ] Implicit Places using invariants in 128 ms returned []
[2023-03-12 11:58:25] [INFO ] Flow matrix only has 43 transitions (discarded 5 similar events)
[2023-03-12 11:58:25] [INFO ] Invariant cache hit.
[2023-03-12 11:58:25] [INFO ] Implicit Places using invariants and state equation in 676 ms returned []
Implicit Place search using SMT with State Equation took 807 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/38 places, 48/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 917 ms. Remains : 26/38 places, 48/64 transitions.
Stuttering acceptance computed with spot in 431 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p1:(OR (EQ s20 0) (EQ s16 1)), p0:(NEQ s21 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 62 steps with 1 reset in 4 ms.
FORMULA Angiogenesis-PT-01-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-01-LTLCardinality-00 finished in 1483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 3 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Graph (trivial) has 9 edges and 38 vertex of which 2 / 38 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 30 transition count 56
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 23 place count 26 transition count 59
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 0 with 10 rules applied. Total rules applied 33 place count 26 transition count 49
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 35 place count 26 transition count 49
Applied a total of 35 rules in 28 ms. Remains 26 /38 variables (removed 12) and now considering 49/64 (removed 15) transitions.
[2023-03-12 11:58:26] [INFO ] Flow matrix only has 39 transitions (discarded 10 similar events)
// Phase 1: matrix 39 rows 26 cols
[2023-03-12 11:58:26] [INFO ] Computed 7 place invariants in 1 ms
[2023-03-12 11:58:26] [INFO ] Implicit Places using invariants in 76 ms returned [22, 24]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 80 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/38 places, 49/64 transitions.
Graph (trivial) has 12 edges and 24 vertex of which 6 / 24 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 8 place count 21 transition count 37
Applied a total of 8 rules in 7 ms. Remains 21 /24 variables (removed 3) and now considering 37/49 (removed 12) transitions.
[2023-03-12 11:58:26] [INFO ] Flow matrix only has 31 transitions (discarded 6 similar events)
// Phase 1: matrix 31 rows 21 cols
[2023-03-12 11:58:26] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 11:58:26] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-12 11:58:26] [INFO ] Flow matrix only has 31 transitions (discarded 6 similar events)
[2023-03-12 11:58:26] [INFO ] Invariant cache hit.
[2023-03-12 11:58:26] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/38 places, 37/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 337 ms. Remains : 21/38 places, 37/64 transitions.
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (EQ s2 0) (EQ s13 1)), p0:(EQ s12 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 19 steps with 0 reset in 11 ms.
FORMULA Angiogenesis-PT-01-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-01-LTLCardinality-03 finished in 485 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F(G(p1)))))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 64
Applied a total of 1 rules in 2 ms. Remains 37 /38 variables (removed 1) and now considering 64/64 (removed 0) transitions.
// Phase 1: matrix 64 rows 37 cols
[2023-03-12 11:58:26] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-12 11:58:26] [INFO ] Implicit Places using invariants in 155 ms returned [31, 33]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 159 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/38 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 162 ms. Remains : 35/38 places, 64/64 transitions.
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (EQ s0 0) (EQ s20 1)), p1:(OR (EQ s16 0) (EQ s10 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Angiogenesis-PT-01-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-01-LTLCardinality-04 finished in 403 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 64
Applied a total of 1 rules in 2 ms. Remains 37 /38 variables (removed 1) and now considering 64/64 (removed 0) transitions.
[2023-03-12 11:58:27] [INFO ] Invariant cache hit.
[2023-03-12 11:58:27] [INFO ] Implicit Places using invariants in 97 ms returned [31, 33]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 99 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 35/38 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 35 /35 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 106 ms. Remains : 35/38 places, 64/64 transitions.
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (EQ s12 0) (EQ s24 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Angiogenesis-PT-01-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Angiogenesis-PT-01-LTLCardinality-11 finished in 344 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(G(p0)) U (G(p2)||p1))))))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 64
Applied a total of 1 rules in 2 ms. Remains 37 /38 variables (removed 1) and now considering 64/64 (removed 0) transitions.
[2023-03-12 11:58:27] [INFO ] Invariant cache hit.
[2023-03-12 11:58:27] [INFO ] Implicit Places using invariants in 83 ms returned [31]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 84 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/38 places, 64/64 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 87 ms. Remains : 36/38 places, 64/64 transitions.
Stuttering acceptance computed with spot in 421 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 5}], [{ cond=p0, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=p2, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(OR (EQ s33 0) (EQ s1 1)), p2:(OR (EQ s33 0) (EQ s1 1)), p0:(AND (OR (EQ s17 0) (EQ s32 1)) (OR (EQ s23 0) (EQ s25 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 5 reset in 242 ms.
Stack based approach found an accepted trace after 29 steps with 2 reset with depth 21 and stack size 21 in 1 ms.
FORMULA Angiogenesis-PT-01-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Angiogenesis-PT-01-LTLCardinality-12 finished in 785 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 64/64 transitions.
Graph (trivial) has 9 edges and 38 vertex of which 2 / 38 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 114 edges and 37 vertex of which 36 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 18 place count 28 transition count 55
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 26 place count 24 transition count 58
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 0 with 10 rules applied. Total rules applied 36 place count 24 transition count 48
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 37 place count 24 transition count 48
Applied a total of 37 rules in 12 ms. Remains 24 /38 variables (removed 14) and now considering 48/64 (removed 16) transitions.
[2023-03-12 11:58:28] [INFO ] Flow matrix only has 38 transitions (discarded 10 similar events)
// Phase 1: matrix 38 rows 24 cols
[2023-03-12 11:58:28] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-12 11:58:28] [INFO ] Implicit Places using invariants in 37 ms returned [19, 21]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/38 places, 48/64 transitions.
Graph (trivial) has 8 edges and 22 vertex of which 4 / 22 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 9 place count 20 transition count 38
Applied a total of 9 rules in 3 ms. Remains 20 /22 variables (removed 2) and now considering 38/48 (removed 10) transitions.
[2023-03-12 11:58:28] [INFO ] Flow matrix only has 32 transitions (discarded 6 similar events)
// Phase 1: matrix 32 rows 20 cols
[2023-03-12 11:58:28] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-12 11:58:28] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-12 11:58:28] [INFO ] Flow matrix only has 32 transitions (discarded 6 similar events)
[2023-03-12 11:58:28] [INFO ] Invariant cache hit.
[2023-03-12 11:58:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 11:58:28] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/38 places, 38/64 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 305 ms. Remains : 20/38 places, 38/64 transitions.
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Angiogenesis-PT-01-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s9 0) (EQ s19 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 114 ms.
Product exploration explored 100000 steps with 3 reset in 135 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 191 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Finished random walk after 308 steps, including 3 resets, run visited all 1 properties in 2 ms. (steps per millisecond=154 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 38/38 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 38/38 (removed 0) transitions.
[2023-03-12 11:58:29] [INFO ] Flow matrix only has 32 transitions (discarded 6 similar events)
[2023-03-12 11:58:29] [INFO ] Invariant cache hit.
[2023-03-12 11:58:29] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-12 11:58:29] [INFO ] Flow matrix only has 32 transitions (discarded 6 similar events)
[2023-03-12 11:58:29] [INFO ] Invariant cache hit.
[2023-03-12 11:58:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 11:58:29] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
[2023-03-12 11:58:29] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:58:29] [INFO ] Flow matrix only has 32 transitions (discarded 6 similar events)
[2023-03-12 11:58:29] [INFO ] Invariant cache hit.
[2023-03-12 11:58:29] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 4 transitions.
Found 4 dead transitions using SMT.
Drop transitions removed 4 transitions
Dead transitions reduction (with SMT) removed 4 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 20/20 places, 34/38 transitions.
Graph (complete) has 65 edges and 20 vertex of which 17 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 17 /20 variables (removed 3) and now considering 34/34 (removed 0) transitions.
[2023-03-12 11:58:29] [INFO ] Flow matrix only has 28 transitions (discarded 6 similar events)
// Phase 1: matrix 28 rows 17 cols
[2023-03-12 11:58:29] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 11:58:29] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-12 11:58:29] [INFO ] Flow matrix only has 28 transitions (discarded 6 similar events)
[2023-03-12 11:58:29] [INFO ] Invariant cache hit.
[2023-03-12 11:58:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 11:58:30] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/20 places, 34/38 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 425 ms. Remains : 17/20 places, 34/38 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 164 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0)]
Finished random walk after 58 steps, including 0 resets, run visited all 1 properties in 5 ms. (steps per millisecond=11 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 231 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 74 ms.
Product exploration explored 100000 steps with 6 reset in 70 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 34/34 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 34/34 (removed 0) transitions.
[2023-03-12 11:58:31] [INFO ] Flow matrix only has 28 transitions (discarded 6 similar events)
[2023-03-12 11:58:31] [INFO ] Invariant cache hit.
[2023-03-12 11:58:31] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-12 11:58:31] [INFO ] Flow matrix only has 28 transitions (discarded 6 similar events)
[2023-03-12 11:58:31] [INFO ] Invariant cache hit.
[2023-03-12 11:58:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 11:58:31] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-12 11:58:31] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 11:58:31] [INFO ] Flow matrix only has 28 transitions (discarded 6 similar events)
[2023-03-12 11:58:31] [INFO ] Invariant cache hit.
[2023-03-12 11:58:31] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 280 ms. Remains : 17/17 places, 34/34 transitions.
Treatment of property Angiogenesis-PT-01-LTLCardinality-14 finished in 3158 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2023-03-12 11:58:31] [INFO ] Flatten gal took : 5 ms
[2023-03-12 11:58:31] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-12 11:58:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 38 places, 64 transitions and 182 arcs took 0 ms.
Total runtime 9513 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/773/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : Angiogenesis-PT-01-LTLCardinality-14

BK_STOP 1678622312297

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name Angiogenesis-PT-01-LTLCardinality-14
ltl formula formula --ltl=/tmp/773/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 38 places, 64 transitions and 182 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.020 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/773/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/773/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/773/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/773/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="Angiogenesis-PT-01"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Angiogenesis-PT-01, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r009-oct2-167813597700315"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-01.tgz
mv Angiogenesis-PT-01 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;