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.r361-smll-167891810900108.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is RwMutex-PT-r0010w0010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r361-smll-167891810900108
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 4.9K Feb 25 22:40 CTLCardinality.txt
-rw-r--r-- 1 mcc users 45K Feb 25 22:40 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 22:39 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 22:39 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 22:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 25 22:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 22:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 22:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 11 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 27K Mar 5 18:23 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 RwMutex-PT-r0010w0010-LTLFireability-00
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-01
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-02
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-03
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-04
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-05
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-06
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-07
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-08
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-09
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-10
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-11
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-12
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-13
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-14
FORMULA_NAME RwMutex-PT-r0010w0010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679046421056

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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RwMutex-PT-r0010w0010
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 09:47:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 09:47:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 09:47:04] [INFO ] Load time of PNML (sax parser for PT used): 52 ms
[2023-03-17 09:47:04] [INFO ] Transformed 50 places.
[2023-03-17 09:47:04] [INFO ] Transformed 40 transitions.
[2023-03-17 09:47:04] [INFO ] Found NUPN structural information;
[2023-03-17 09:47:04] [INFO ] Parsed PT model containing 50 places and 40 transitions and 300 arcs in 176 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 50 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 50/50 places, 40/40 transitions.
Applied a total of 0 rules in 20 ms. Remains 50 /50 variables (removed 0) and now considering 40/40 (removed 0) transitions.
// Phase 1: matrix 40 rows 50 cols
[2023-03-17 09:47:04] [INFO ] Computed 30 place invariants in 8 ms
[2023-03-17 09:47:04] [INFO ] Implicit Places using invariants in 219 ms returned [1, 2, 3, 9, 13, 22, 47]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 262 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/50 places, 40/40 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 42 transition count 39
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 42 transition count 39
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 42 transition count 38
Applied a total of 3 rules in 5 ms. Remains 42 /43 variables (removed 1) and now considering 38/40 (removed 2) transitions.
// Phase 1: matrix 38 rows 42 cols
[2023-03-17 09:47:04] [INFO ] Computed 23 place invariants in 2 ms
[2023-03-17 09:47:04] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-17 09:47:04] [INFO ] Invariant cache hit.
[2023-03-17 09:47:04] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 42/50 places, 38/40 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 418 ms. Remains : 42/50 places, 38/40 transitions.
Support contains 31 out of 42 places after structural reductions.
[2023-03-17 09:47:05] [INFO ] Flatten gal took : 37 ms
[2023-03-17 09:47:05] [INFO ] Flatten gal took : 16 ms
[2023-03-17 09:47:05] [INFO ] Input system was already deterministic with 38 transitions.
Support contains 29 out of 42 places (down from 31) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 541 ms. (steps per millisecond=18 ) properties (out of 23) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 09:47:05] [INFO ] Invariant cache hit.
[2023-03-17 09:47:05] [INFO ] [Real]Absence check using 23 positive place invariants in 12 ms returned sat
[2023-03-17 09:47:05] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0010-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
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 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Graph (trivial) has 8 edges and 42 vertex of which 8 / 42 are part of one of the 4 SCC in 4 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 38 transition count 29
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 16 place count 28 transition count 29
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 27 transition count 28
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 27 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 19 place count 27 transition count 27
Applied a total of 19 rules in 22 ms. Remains 27 /42 variables (removed 15) and now considering 27/38 (removed 11) transitions.
[2023-03-17 09:47:06] [INFO ] Flow matrix only has 19 transitions (discarded 8 similar events)
// Phase 1: matrix 19 rows 27 cols
[2023-03-17 09:47:06] [INFO ] Computed 18 place invariants in 1 ms
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants in 49 ms returned [1, 2, 3, 4, 5, 6, 7]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 50 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/42 places, 27/38 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 13 transition count 20
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 13 transition count 20
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 21 place count 13 transition count 13
Applied a total of 21 rules in 3 ms. Remains 13 /20 variables (removed 7) and now considering 13/27 (removed 14) transitions.
[2023-03-17 09:47:06] [INFO ] Flow matrix only has 5 transitions (discarded 8 similar events)
// Phase 1: matrix 5 rows 13 cols
[2023-03-17 09:47:06] [INFO ] Computed 11 place invariants in 0 ms
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-17 09:47:06] [INFO ] Flow matrix only has 5 transitions (discarded 8 similar events)
[2023-03-17 09:47:06] [INFO ] Invariant cache hit.
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/42 places, 13/38 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 134 ms. Remains : 13/42 places, 13/38 transitions.
Stuttering acceptance computed with spot in 239 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-00 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:(AND (EQ s4 1) (EQ s10 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]]
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 3 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-00 finished in 455 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)&&F(G(p1))))&&(X(G(p1))||G(p2))))'
Support contains 13 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 41 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 41 transition count 36
Applied a total of 3 rules in 4 ms. Remains 41 /42 variables (removed 1) and now considering 36/38 (removed 2) transitions.
// Phase 1: matrix 36 rows 41 cols
[2023-03-17 09:47:06] [INFO ] Computed 23 place invariants in 1 ms
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants in 55 ms returned [1, 2, 3, 4, 6, 7, 8, 27, 38, 39, 40]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 57 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/42 places, 36/38 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 25 transition count 31
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 25 transition count 31
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 15 place count 25 transition count 26
Applied a total of 15 rules in 2 ms. Remains 25 /30 variables (removed 5) and now considering 26/36 (removed 10) transitions.
// Phase 1: matrix 26 rows 25 cols
[2023-03-17 09:47:06] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-17 09:47:06] [INFO ] Invariant cache hit.
[2023-03-17 09:47:06] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/42 places, 26/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 134 ms. Remains : 25/42 places, 26/38 transitions.
Stuttering acceptance computed with spot in 324 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}, { cond=(NOT p1), acceptance={} source=0 dest: 3}, { cond=true, acceptance={} source=0 dest: 4}, { cond=p2, acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 6}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND p1 p2), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 6}, { cond=(AND (NOT p1) p2), acceptance={} source=5 dest: 7}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(NOT p2), acceptance={} source=7 dest: 6}, { cond=p2, acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(AND (EQ s1 1) (EQ s12 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1)), p2:(EQ s23 1), p1:(AND (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-08 finished in 486 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((F(G(p1))&&p0)))'
Support contains 12 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 38/38 (removed 0) transitions.
// Phase 1: matrix 38 rows 42 cols
[2023-03-17 09:47:07] [INFO ] Computed 23 place invariants in 4 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 59 ms returned [1, 3, 4, 5, 6, 7, 8, 27, 37, 39, 40, 41]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 77 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/42 places, 38/38 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 24 transition count 32
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 24 transition count 32
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 24 transition count 26
Applied a total of 18 rules in 6 ms. Remains 24 /30 variables (removed 6) and now considering 26/38 (removed 12) transitions.
// Phase 1: matrix 26 rows 24 cols
[2023-03-17 09:47:07] [INFO ] Computed 11 place invariants in 1 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-17 09:47:07] [INFO ] Invariant cache hit.
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/42 places, 26/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 186 ms. Remains : 24/42 places, 26/38 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, 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 s1 1) (EQ s12 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1)), p1:(EQ s22 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, 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 1 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-09 finished in 355 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(((p0 U p1)||X(p0))) U p0))'
Support contains 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 41 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 41 transition count 36
Applied a total of 3 rules in 4 ms. Remains 41 /42 variables (removed 1) and now considering 36/38 (removed 2) transitions.
// Phase 1: matrix 36 rows 41 cols
[2023-03-17 09:47:07] [INFO ] Computed 23 place invariants in 1 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 76 ms returned [1, 2, 3, 4, 5, 6, 7, 8, 27, 36, 38, 39, 40]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 78 ms to find 13 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 28/42 places, 36/38 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 22 transition count 30
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 22 transition count 30
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 22 transition count 24
Applied a total of 18 rules in 2 ms. Remains 22 /28 variables (removed 6) and now considering 24/36 (removed 12) transitions.
// Phase 1: matrix 24 rows 22 cols
[2023-03-17 09:47:07] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-17 09:47:07] [INFO ] Invariant cache hit.
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 22/42 places, 24/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 154 ms. Remains : 22/42 places, 24/38 transitions.
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), true, (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(NOT p0), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 3}]], initial=0, aps=[p0:(EQ s21 1), p1:(EQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-10 finished in 355 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((X(p1)&&p0)))'
Support contains 12 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 41 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 41 transition count 36
Applied a total of 3 rules in 4 ms. Remains 41 /42 variables (removed 1) and now considering 36/38 (removed 2) transitions.
// Phase 1: matrix 36 rows 41 cols
[2023-03-17 09:47:07] [INFO ] Computed 23 place invariants in 1 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 53 ms returned [1, 2, 3, 4, 5, 7, 27, 36, 38, 39, 40]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 54 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/42 places, 36/38 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 25 transition count 31
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 25 transition count 31
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 15 place count 25 transition count 26
Applied a total of 15 rules in 2 ms. Remains 25 /30 variables (removed 5) and now considering 26/36 (removed 10) transitions.
// Phase 1: matrix 26 rows 25 cols
[2023-03-17 09:47:07] [INFO ] Computed 12 place invariants in 2 ms
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-17 09:47:07] [INFO ] Invariant cache hit.
[2023-03-17 09:47:07] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/42 places, 26/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 136 ms. Remains : 25/42 places, 26/38 transitions.
Stuttering acceptance computed with spot in 83 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s2 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (EQ s21 1) (EQ s22 1)), p1:(OR (EQ s1 0) (EQ s13...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 419 ms.
Product exploration explored 100000 steps with 50000 reset in 344 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p0 (NOT p1))
Knowledge based reduction with 5 factoid took 270 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RwMutex-PT-r0010w0010-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-11 finished in 1268 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(!(F(p0) U !p1))&&F(!(X((p2 U p3)) U p0))))'
Support contains 14 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 41 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 41 transition count 36
Applied a total of 3 rules in 3 ms. Remains 41 /42 variables (removed 1) and now considering 36/38 (removed 2) transitions.
// Phase 1: matrix 36 rows 41 cols
[2023-03-17 09:47:09] [INFO ] Computed 23 place invariants in 8 ms
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants in 58 ms returned [2, 3, 4, 5, 6, 7, 8, 27, 36, 38, 39]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 59 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/42 places, 36/38 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 26 transition count 32
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 26 transition count 32
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 12 place count 26 transition count 28
Applied a total of 12 rules in 1 ms. Remains 26 /30 variables (removed 4) and now considering 28/36 (removed 8) transitions.
// Phase 1: matrix 28 rows 26 cols
[2023-03-17 09:47:09] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-17 09:47:09] [INFO ] Invariant cache hit.
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/42 places, 28/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 131 ms. Remains : 26/42 places, 28/38 transitions.
Stuttering acceptance computed with spot in 321 ms :[(OR (NOT p1) p0), (NOT p1), p0, (AND p0 p3), true, (AND (NOT p1) p0), (AND p0 p3), p0]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 5}], [{ cond=p0, acceptance={0, 1} source=2 dest: 2}, { cond=(NOT p0), acceptance={0, 1} source=2 dest: 3}], [{ cond=(AND p0 p3), acceptance={0, 1} source=3 dest: 2}, { cond=(AND (NOT p0) p2 (NOT p3)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) p3), acceptance={0} source=3 dest: 3}, { cond=(AND p0 p2 (NOT p3)), acceptance={1} source=3 dest: 6}], [{ cond=true, acceptance={0, 1} source=4 dest: 4}], [{ cond=(AND p0 p1), acceptance={} source=5 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 7}], [{ cond=(AND p0 p3), acceptance={0, 1} source=6 dest: 2}, { cond=(AND (NOT p0) p2 (NOT p3)), acceptance={1} source=6 dest: 3}, { cond=(AND (NOT p0) p3), acceptance={0, 1} source=6 dest: 3}, { cond=(AND p0 p2 (NOT p3)), acceptance={1} source=6 dest: 6}], [{ cond=p0, acceptance={} source=7 dest: 4}, { cond=(NOT p0), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(EQ s23 1), p1:(AND (EQ s19 1) (EQ s25 1)), p3:(AND (EQ s1 1) (EQ s12 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7 steps with 2 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-13 finished in 477 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((!p0||X(X(G(p1))))) U p2))'
Support contains 13 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 38/38 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 41 transition count 37
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 41 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 41 transition count 36
Applied a total of 3 rules in 3 ms. Remains 41 /42 variables (removed 1) and now considering 36/38 (removed 2) transitions.
// Phase 1: matrix 36 rows 41 cols
[2023-03-17 09:47:09] [INFO ] Computed 23 place invariants in 2 ms
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants in 59 ms returned [1, 2, 3, 4, 5, 8, 27, 36, 38, 39, 40]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 61 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 30/42 places, 36/38 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 24 transition count 30
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 24 transition count 30
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 24 transition count 24
Applied a total of 18 rules in 1 ms. Remains 24 /30 variables (removed 6) and now considering 24/36 (removed 12) transitions.
// Phase 1: matrix 24 rows 24 cols
[2023-03-17 09:47:09] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-17 09:47:09] [INFO ] Invariant cache hit.
[2023-03-17 09:47:09] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/42 places, 24/38 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 134 ms. Remains : 24/42 places, 24/38 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p2), (NOT p1), (AND (NOT p1) p0), (NOT p1), true]
Running random walk in product with property : RwMutex-PT-r0010w0010-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(EQ s12 1), p0:(AND (EQ s2 1) (EQ s13 1)), p1:(AND (EQ s1 1) (EQ s13 1) (EQ s14 1) (EQ s15 1) (EQ s16 1) (EQ s17 1) (EQ s18 1) (EQ s19 1) (EQ s20 1) (E...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0010-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0010-LTLFireability-15 finished in 329 ms.
All properties solved by simple procedures.
Total runtime 6031 ms.
ITS solved all properties within timeout

BK_STOP 1679046430686

--------------------
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 LTLFireability -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RwMutex-PT-r0010w0010"
export BK_EXAMINATION="LTLFireability"
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 RwMutex-PT-r0010w0010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r361-smll-167891810900108"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w0010.tgz
mv RwMutex-PT-r0010w0010 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;