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.r135-smll-167819414900635.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 lolaxred
Input is DrinkVendingMachine-PT-10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r135-smll-167819414900635
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 305M
-rw-r--r-- 1 mcc users 27K Feb 26 07:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 180K Feb 26 07:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5M Feb 26 07:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 21M Feb 26 07:09 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 18K Feb 25 16:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 25 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 11M Feb 25 16:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 29M Feb 25 16:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 101K Feb 26 21:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 645K Feb 26 21:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 29M Feb 26 21:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99M Feb 26 21:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.5K Feb 25 16:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 111M 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 DrinkVendingMachine-PT-10-LTLCardinality-00
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-01
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-02
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-03
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-04
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-05
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-06
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-07
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-08
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-09
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-10
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-11
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-12
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-13
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-14
FORMULA_NAME DrinkVendingMachine-PT-10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678436181014

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=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-PT-10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 08:16:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-10 08:16:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 08:16:28] [INFO ] Load time of PNML (sax parser for PT used): 3806 ms
[2023-03-10 08:16:28] [INFO ] Transformed 120 places.
[2023-03-10 08:16:28] [INFO ] Transformed 111160 transitions.
[2023-03-10 08:16:28] [INFO ] Parsed PT model containing 120 places and 111160 transitions and 1026520 arcs in 4625 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 35 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 82500 transitions
Reduce redundant transitions removed 82500 transitions.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 120 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 28660/28660 transitions.
Applied a total of 0 rules in 1473 ms. Remains 120 /120 variables (removed 0) and now considering 28660/28660 (removed 0) transitions.
// Phase 1: matrix 28660 rows 120 cols
[2023-03-10 08:16:32] [INFO ] Computed 60 place invariants in 239 ms
[2023-03-10 08:16:49] [INFO ] Dead Transitions using invariants and state equation in 17226 ms found 11000 transitions.
Found 11000 dead transitions using SMT.
Drop transitions removed 11000 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 11000 transitions.
// Phase 1: matrix 17660 rows 120 cols
[2023-03-10 08:16:49] [INFO ] Computed 60 place invariants in 65 ms
[2023-03-10 08:16:49] [INFO ] Implicit Places using invariants in 163 ms returned []
Implicit Place search using SMT only with invariants took 165 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 120/120 places, 17660/28660 transitions.
Applied a total of 0 rules in 76 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19097 ms. Remains : 120/120 places, 17660/28660 transitions.
Support contains 120 out of 120 places after structural reductions.
[2023-03-10 08:16:52] [INFO ] Flatten gal took : 1578 ms
[2023-03-10 08:16:53] [INFO ] Flatten gal took : 1122 ms
[2023-03-10 08:16:56] [INFO ] Input system was already deterministic with 17660 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1535 ms. (steps per millisecond=6 ) properties (out of 22) seen :19
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-10 08:16:58] [INFO ] Invariant cache hit.
[2023-03-10 08:16:58] [INFO ] After 94ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-10 08:16:58] [INFO ] [Nat]Absence check using 60 positive place invariants in 19 ms returned sat
[2023-03-10 08:17:05] [INFO ] After 6567ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :1
[2023-03-10 08:17:05] [INFO ] After 7415ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :1
Attempting to minimize the solution found.
Minimization took 642 ms.
[2023-03-10 08:17:06] [INFO ] After 8197ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :1
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 115 steps, including 0 resets, run visited all 1 properties in 56 ms. (steps per millisecond=2 )
Parikh walk visited 1 properties in 76 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 11 simplifications.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-12 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' '!(X((p0&&G((G(p1)||X(F(p2)))))))'
Support contains 100 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 136 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:17:07] [INFO ] Invariant cache hit.
[2023-03-10 08:17:09] [INFO ] Implicit Places using invariants in 2228 ms returned []
Implicit Place search using SMT only with invariants took 2232 ms to find 0 implicit places.
[2023-03-10 08:17:09] [INFO ] Invariant cache hit.
[2023-03-10 08:17:18] [INFO ] Dead Transitions using invariants and state equation in 8515 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10899 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 360 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(GT (ADD s0 s1 s2 s3 s4 s5 s6 s7 s8 s9) (ADD s77 s78 s79 s80 s83 s85 s86 s87 s88 s89 s90 s91 s92 s93 s94 s95 s96 s97 s98 s99 s100 s101 s102 s103 s104 s...], 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]]
Product exploration explored 100000 steps with 0 reset in 9555 ms.
Product exploration explored 100000 steps with 0 reset in 9333 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 (NOT p0) p1 p2), (X (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0)]
Property proved to be false thanks to negative knowledge :(X (NOT p0))
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-00 FALSE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-00 finished in 30668 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((p0&&X(p1))) U (G((p2||G(p0)))&&F(p0))))'
Support contains 70 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 150 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:17:38] [INFO ] Invariant cache hit.
[2023-03-10 08:17:39] [INFO ] Implicit Places using invariants in 1713 ms returned []
Implicit Place search using SMT only with invariants took 1716 ms to find 0 implicit places.
[2023-03-10 08:17:39] [INFO ] Invariant cache hit.
[2023-03-10 08:17:48] [INFO ] Dead Transitions using invariants and state equation in 8557 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10429 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 516 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p0)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={1} source=0 dest: 2}, { cond=p2, acceptance={} source=0 dest: 3}, { cond=(OR p2 p0), acceptance={0} source=0 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={} source=1 dest: 6}, { cond=p0, acceptance={} source=1 dest: 7}], [{ cond=(AND (NOT p2) p0), acceptance={1} source=2 dest: 2}, { cond=(AND p2 p0), acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 6}, { cond=p0, acceptance={} source=2 dest: 8}, { cond=(AND p2 p0), acceptance={} source=2 dest: 9}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 6}, { cond=(AND (NOT p2) p0), acceptance={} source=3 dest: 8}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 10}, { cond=(AND p2 p0), acceptance={} source=3 dest: 11}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0, 1} source=4 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={1} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 3}, { cond=(OR p2 p0), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={0, 1} source=5 dest: 5}], [{ cond=true, acceptance={0, 1} source=6 dest: 6}], [{ cond=(NOT p1), acceptance={} source=7 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=8 dest: 6}, { cond=(AND p0 (NOT p1)), acceptance={} source=8 dest: 12}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0, 1} source=9 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=9 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={1} source=9 dest: 2}, { cond=p2, acceptance={} source=9 dest: 3}, { cond=(AND p2 (NOT p0)), acceptance={0} source=9 dest: 4}, { cond=(AND p2 p0), acceptance={} source=9 dest: 9}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=10 dest: 6}, { cond=p2, acceptance={} source=10 dest: 10}, { cond=(AND (NOT p2) p0), acceptance={} source=10 dest: 12}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=11 dest: 6}, { cond=(AND p2 (NOT p1)), acceptance={} source=11 dest: 10}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=11 dest: 12}], [{ cond=(NOT p0), acceptance={} source=12 dest: 6}, { cond=p0, acceptance={} source=12 dest: 12}]], initial=0, aps=[p2:(LEQ (ADD s77 s78 s79 s80 s83 s85 s86 s87 s88 s89 s90 s91 s92 s93 s94 s95 s96 s97 s98 s99 s100 s101 s102 s103 s104 s105 s106 s107 s108 s109 s110 s111 s...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 19092 steps with 1 reset in 1834 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-02 finished in 12840 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(F((p1&&X(p2))))))'
Support contains 70 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 43 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:17:50] [INFO ] Invariant cache hit.
[2023-03-10 08:17:51] [INFO ] Implicit Places using invariants in 584 ms returned []
Implicit Place search using SMT only with invariants took 585 ms to find 0 implicit places.
[2023-03-10 08:17:51] [INFO ] Invariant cache hit.
[2023-03-10 08:17:59] [INFO ] Dead Transitions using invariants and state equation in 8069 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8706 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 203 ms :[(OR (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=4 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(OR (GT 3 (ADD s10 s11 s12 s13 s14 s15 s16 s17 s18 s20)) (GT (ADD s0 s1 s2 s3 s4 s5 s6 s7 s8 s9) (ADD s29 s30 s32 s33 s34 s35 s36 s37 s39 s40))), p2:(G...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 91130 steps with 34 reset in 10001 ms.
Stack based approach found an accepted trace after 63 steps with 0 reset with depth 64 and stack size 64 in 50 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-03 finished in 19000 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(((p0 U p1)&&F(G(p0)))))'
Support contains 60 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 46 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:18:09] [INFO ] Invariant cache hit.
[2023-03-10 08:18:11] [INFO ] Implicit Places using invariants in 1708 ms returned []
Implicit Place search using SMT only with invariants took 1709 ms to find 0 implicit places.
[2023-03-10 08:18:11] [INFO ] Invariant cache hit.
[2023-03-10 08:18:19] [INFO ] Dead Transitions using invariants and state equation in 8177 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9935 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (NOT p1), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 3}, { cond=(OR p1 p0), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ (ADD s77 s78 s79 s80 s83 s85 s86 s87 s88 s89 s90 s91 s92 s93 s94 s95 s96 s97 s98 s99 s100 s101 s102 s103 s104 s105 s106 s107 s108 s109 s110 s111 s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 9065 ms.
Stack based approach found an accepted trace after 80662 steps with 0 reset with depth 80663 and stack size 6222 in 7242 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-04 finished in 26455 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((p0||G((X(X(G(!p1)))||(p0&&G(p1)))))))'
Support contains 20 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 46 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:18:36] [INFO ] Invariant cache hit.
[2023-03-10 08:18:38] [INFO ] Implicit Places using invariants in 1711 ms returned []
Implicit Place search using SMT only with invariants took 1715 ms to find 0 implicit places.
[2023-03-10 08:18:38] [INFO ] Invariant cache hit.
[2023-03-10 08:18:46] [INFO ] Dead Transitions using invariants and state equation in 8289 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10051 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), p1]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={} source=3 dest: 1}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=3, aps=[p0:(LEQ (ADD s29 s30 s32 s33 s34 s35 s36 s37 s39 s40) (ADD s19 s21 s22 s23 s24 s25 s26 s27 s28 s31)), p1:(LEQ 3 (ADD s19 s21 s22 s23 s24 s25 s26 s27 s28 s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, 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 3 steps with 0 reset in 57 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-05 finished in 10320 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||G((!p1 U X(!p1)))))))'
Support contains 50 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 42 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
[2023-03-10 08:18:46] [INFO ] Invariant cache hit.
[2023-03-10 08:18:48] [INFO ] Implicit Places using invariants in 2241 ms returned []
Implicit Place search using SMT only with invariants took 2243 ms to find 0 implicit places.
[2023-03-10 08:18:48] [INFO ] Invariant cache hit.
[2023-03-10 08:18:57] [INFO ] Dead Transitions using invariants and state equation in 8389 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10676 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 155 ms :[true, p1, (AND p1 (NOT p0)), p1, (AND p1 (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 0}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=p1, acceptance={} source=3 dest: 1}, { cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(GT 3 (ADD s77 s78 s79 s80 s83 s85 s86 s87 s88 s89 s90 s91 s92 s93 s94 s95 s96 s97 s98 s99 s100 s101 s102 s103 s104 s105 s106 s107 s108 s109 s110 s111 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6138 steps with 0 reset in 616 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-06 finished in 11488 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(p0)))'
Support contains 1 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 2 ms
Reduce places removed 118 places and 0 transitions.
Iterating global reduction 0 with 177 rules applied. Total rules applied 177 place count 2 transition count 17601
Ensure Unique test removed 17598 transitions
Reduce isomorphic transitions removed 17598 transitions.
Iterating post reduction 0 with 17598 rules applied. Total rules applied 17775 place count 2 transition count 3
Applied a total of 17775 rules in 2006 ms. Remains 2 /120 variables (removed 118) and now considering 3/17660 (removed 17657) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-10 08:19:00] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-10 08:19:00] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-10 08:19:00] [INFO ] Invariant cache hit.
[2023-03-10 08:19:00] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2023-03-10 08:19:00] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 08:19:00] [INFO ] Invariant cache hit.
[2023-03-10 08:19:00] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/120 places, 3/17660 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2068 ms. Remains : 2/120 places, 3/17660 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 1 s1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-09 finished in 2121 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(G(p0))))'
Support contains 2 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 51 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
// Phase 1: matrix 17660 rows 120 cols
[2023-03-10 08:19:00] [INFO ] Computed 60 place invariants in 47 ms
[2023-03-10 08:19:02] [INFO ] Implicit Places using invariants in 2251 ms returned []
Implicit Place search using SMT only with invariants took 2253 ms to find 0 implicit places.
[2023-03-10 08:19:02] [INFO ] Invariant cache hit.
[2023-03-10 08:19:12] [INFO ] Dead Transitions using invariants and state equation in 10033 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12344 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 196 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GT s21 s87)], 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, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 59 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-11 finished in 12637 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)))))'
Support contains 2 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Deduced a syphon composed of 58 places in 3 ms
Reduce places removed 116 places and 0 transitions.
Iterating global reduction 0 with 174 rules applied. Total rules applied 174 place count 4 transition count 17602
Ensure Unique test removed 17596 transitions
Reduce isomorphic transitions removed 17596 transitions.
Iterating post reduction 0 with 17596 rules applied. Total rules applied 17770 place count 4 transition count 6
Applied a total of 17770 rules in 1594 ms. Remains 4 /120 variables (removed 116) and now considering 6/17660 (removed 17654) transitions.
// Phase 1: matrix 6 rows 4 cols
[2023-03-10 08:19:14] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 08:19:14] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-10 08:19:14] [INFO ] Invariant cache hit.
[2023-03-10 08:19:14] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-10 08:19:14] [INFO ] Redundant transitions in 17 ms returned [2]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-10 08:19:14] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-10 08:19:14] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/120 places, 5/17660 transitions.
Applied a total of 0 rules in 2 ms. Remains 4 /4 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1695 ms. Remains : 4/120 places, 5/17660 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s2 s1), p1:(LEQ 1 s1)], nbAcceptance=1, 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 2 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-13 finished in 1845 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(G(p0))) U G(p1)))'
Support contains 5 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 17660/17660 transitions.
Applied a total of 0 rules in 39 ms. Remains 120 /120 variables (removed 0) and now considering 17660/17660 (removed 0) transitions.
// Phase 1: matrix 17660 rows 120 cols
[2023-03-10 08:19:14] [INFO ] Computed 60 place invariants in 41 ms
[2023-03-10 08:19:16] [INFO ] Implicit Places using invariants in 2095 ms returned []
Implicit Place search using SMT only with invariants took 2097 ms to find 0 implicit places.
[2023-03-10 08:19:16] [INFO ] Invariant cache hit.
[2023-03-10 08:19:25] [INFO ] Dead Transitions using invariants and state equation in 8455 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10593 ms. Remains : 120/120 places, 17660/17660 transitions.
Stuttering acceptance computed with spot in 227 ms :[(NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
Running random walk in product with property : DrinkVendingMachine-PT-10-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}, { cond=p1, acceptance={} source=2 dest: 5}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p1) p0), acceptance={} source=6 dest: 4}, { cond=(AND p1 p0), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(LEQ s34 s14), p0:(OR (LEQ s115 s41) (LEQ 3 s51))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 506 steps with 0 reset in 142 ms.
FORMULA DrinkVendingMachine-PT-10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-PT-10-LTLCardinality-15 finished in 11009 ms.
All properties solved by simple procedures.
Total runtime 181506 ms.
ITS solved all properties within timeout

BK_STOP 1678436366780

--------------------
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

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="DrinkVendingMachine-PT-10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is DrinkVendingMachine-PT-10, 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 r135-smll-167819414900635"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-PT-10.tgz
mv DrinkVendingMachine-PT-10 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 ;