Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r153-tall-171631151200158.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is Diffusion2D-PT-D20N100, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r153-tall-171631151200158
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Apr 22 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 14:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Apr 11 14:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 11 14:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K Apr 11 14:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.2M May 18 16:42 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 Diffusion2D-PT-D20N100-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D20N100-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716417330938

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=gold2023
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D20N100
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202304061127
[2024-05-22 22:35:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-22 22:35:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 22:35:32] [INFO ] Load time of PNML (sax parser for PT used): 127 ms
[2024-05-22 22:35:32] [INFO ] Transformed 400 places.
[2024-05-22 22:35:32] [INFO ] Transformed 2964 transitions.
[2024-05-22 22:35:32] [INFO ] Parsed PT model containing 400 places and 2964 transitions and 5928 arcs in 201 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D20N100-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D20N100-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D20N100-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D20N100-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D20N100-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 400 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Applied a total of 0 rules in 80 ms. Remains 400 /400 variables (removed 0) and now considering 2964/2964 (removed 0) transitions.
// Phase 1: matrix 2964 rows 400 cols
[2024-05-22 22:35:32] [INFO ] Computed 1 invariants in 46 ms
[2024-05-22 22:35:33] [INFO ] Implicit Places using invariants in 395 ms returned []
[2024-05-22 22:35:33] [INFO ] Invariant cache hit.
[2024-05-22 22:35:33] [INFO ] Implicit Places using invariants and state equation in 487 ms returned []
Implicit Place search using SMT with State Equation took 909 ms to find 0 implicit places.
[2024-05-22 22:35:33] [INFO ] Invariant cache hit.
[2024-05-22 22:35:34] [INFO ] Dead Transitions using invariants and state equation in 832 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1825 ms. Remains : 400/400 places, 2964/2964 transitions.
Support contains 21 out of 400 places after structural reductions.
[2024-05-22 22:35:34] [INFO ] Flatten gal took : 142 ms
[2024-05-22 22:35:35] [INFO ] Flatten gal took : 84 ms
[2024-05-22 22:35:35] [INFO ] Input system was already deterministic with 2964 transitions.
Incomplete random walk after 10095 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=160 ) properties (out of 19) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
[2024-05-22 22:35:35] [INFO ] Invariant cache hit.
[2024-05-22 22:35:35] [INFO ] [Real]Absence check using 1 positive place invariants in 4 ms returned sat
[2024-05-22 22:35:36] [INFO ] After 976ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7 real:9
[2024-05-22 22:35:37] [INFO ] After 1735ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:16
[2024-05-22 22:35:37] [INFO ] After 2036ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2024-05-22 22:35:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 3 ms returned sat
[2024-05-22 22:35:38] [INFO ] After 1228ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2024-05-22 22:35:40] [INFO ] After 2693ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 853 ms.
[2024-05-22 22:35:41] [INFO ] After 3807ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Fused 16 Parikh solutions to 6 different solutions.
Finished Parikh walk after 2339 steps, including 0 resets, run visited all 16 properties in 70 ms. (steps per millisecond=33 )
Parikh walk visited 16 properties in 73 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0||(p1 U (G(p1)||(p1&&G(p2))))) U (G((p0||(p1 U (G(p1)||(p1&&G(p2))))))||(!p0&&(p1 U (G(p1)||(p1&&G(p2))))))))))'
Support contains 3 out of 400 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Applied a total of 0 rules in 112 ms. Remains 400 /400 variables (removed 0) and now considering 2964/2964 (removed 0) transitions.
[2024-05-22 22:35:41] [INFO ] Invariant cache hit.
[2024-05-22 22:35:41] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-05-22 22:35:41] [INFO ] Invariant cache hit.
[2024-05-22 22:35:42] [INFO ] Implicit Places using invariants and state equation in 444 ms returned []
Implicit Place search using SMT with State Equation took 539 ms to find 0 implicit places.
[2024-05-22 22:35:42] [INFO ] Invariant cache hit.
[2024-05-22 22:35:43] [INFO ] Dead Transitions using invariants and state equation in 833 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1485 ms. Remains : 400/400 places, 2964/2964 transitions.
ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2Stuttering acceptance computed with spot in 361 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=1 dest: 1}, { cond=(AND p2 p1), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 1}, { cond=(AND p2 p1), acceptance={} source=3 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={} source=4 dest: 0}, { cond=p2, acceptance={} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={} source=6 dest: 2}]], initial=5, aps=[p1:(LT s244 1), p2:(LT s186 1), p0:(LT s74 1)], 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, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6418 steps with 0 reset in 305 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-00 finished in 2231 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 400 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Applied a total of 0 rules in 16 ms. Remains 400 /400 variables (removed 0) and now considering 2964/2964 (removed 0) transitions.
[2024-05-22 22:35:43] [INFO ] Invariant cache hit.
[2024-05-22 22:35:43] [INFO ] Implicit Places using invariants in 67 ms returned []
[2024-05-22 22:35:43] [INFO ] Invariant cache hit.
[2024-05-22 22:35:44] [INFO ] Implicit Places using invariants and state equation in 440 ms returned []
Implicit Place search using SMT with State Equation took 512 ms to find 0 implicit places.
[2024-05-22 22:35:44] [INFO ] Invariant cache hit.
[2024-05-22 22:35:45] [INFO ] Dead Transitions using invariants and state equation in 774 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1304 ms. Remains : 400/400 places, 2964/2964 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s20 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 5854 reset in 393 ms.
Stack based approach found an accepted trace after 56 steps with 6 reset with depth 4 and stack size 4 in 3 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-01 finished in 1804 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2948 edges and 400 vertex of which 399 / 400 are part of one of the 1 SCC in 8 ms
Free SCC test removed 398 places
Ensure Unique test removed 2961 transitions
Reduce isomorphic transitions removed 2961 transitions.
Applied a total of 1 rules in 18 ms. Remains 2 /400 variables (removed 398) and now considering 3/2964 (removed 2961) transitions.
// Phase 1: matrix 3 rows 2 cols
[2024-05-22 22:35:45] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:35:45] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-22 22:35:45] [INFO ] Invariant cache hit.
[2024-05-22 22:35:45] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-22 22:35:45] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:45] [INFO ] Invariant cache hit.
[2024-05-22 22:35:45] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/400 places, 3/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 78 ms. Remains : 2/400 places, 3/2964 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-03 finished in 148 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&F(G(p1)))))'
Support contains 2 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2938 edges and 400 vertex of which 398 / 400 are part of one of the 1 SCC in 5 ms
Free SCC test removed 397 places
Ensure Unique test removed 2959 transitions
Reduce isomorphic transitions removed 2959 transitions.
Applied a total of 1 rules in 12 ms. Remains 3 /400 variables (removed 397) and now considering 5/2964 (removed 2959) transitions.
// Phase 1: matrix 5 rows 3 cols
[2024-05-22 22:35:45] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:35:45] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-22 22:35:45] [INFO ] Invariant cache hit.
[2024-05-22 22:35:45] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-22 22:35:45] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:45] [INFO ] Invariant cache hit.
[2024-05-22 22:35:45] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/400 places, 5/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 86 ms. Remains : 3/400 places, 5/2964 transitions.
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s0 1), p1:(GEQ s1 1)], 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 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-05 finished in 233 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0)) U (X(p1)&&(!p1||(F(p0)&&p0)))))'
Support contains 2 out of 400 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Applied a total of 0 rules in 14 ms. Remains 400 /400 variables (removed 0) and now considering 2964/2964 (removed 0) transitions.
// Phase 1: matrix 2964 rows 400 cols
[2024-05-22 22:35:46] [INFO ] Computed 1 invariants in 21 ms
[2024-05-22 22:35:46] [INFO ] Implicit Places using invariants in 82 ms returned []
[2024-05-22 22:35:46] [INFO ] Invariant cache hit.
[2024-05-22 22:35:46] [INFO ] Implicit Places using invariants and state equation in 451 ms returned []
Implicit Place search using SMT with State Equation took 535 ms to find 0 implicit places.
[2024-05-22 22:35:46] [INFO ] Invariant cache hit.
[2024-05-22 22:35:47] [INFO ] Dead Transitions using invariants and state equation in 737 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1290 ms. Remains : 400/400 places, 2964/2964 transitions.
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 2}, { cond=(OR p0 (NOT p1)), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(NOT p1), acceptance={0} source=3 dest: 2}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s19 1), p1:(GEQ s28 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][false, false, false, false]]
Product exploration explored 100000 steps with 1450 reset in 536 ms.
Stack based approach found an accepted trace after 19 steps with 1 reset with depth 11 and stack size 11 in 1 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-06 finished in 2016 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0) U G(p1))&&X(X(F(!p1)))))'
Support contains 3 out of 400 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Applied a total of 0 rules in 16 ms. Remains 400 /400 variables (removed 0) and now considering 2964/2964 (removed 0) transitions.
[2024-05-22 22:35:48] [INFO ] Invariant cache hit.
[2024-05-22 22:35:48] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-22 22:35:48] [INFO ] Invariant cache hit.
[2024-05-22 22:35:48] [INFO ] Implicit Places using invariants and state equation in 393 ms returned []
Implicit Place search using SMT with State Equation took 459 ms to find 0 implicit places.
[2024-05-22 22:35:48] [INFO ] Invariant cache hit.
[2024-05-22 22:35:49] [INFO ] Dead Transitions using invariants and state equation in 706 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1181 ms. Remains : 400/400 places, 2964/2964 transitions.
Stuttering acceptance computed with spot in 306 ms :[true, (NOT p0), (NOT p1), p1, (AND (NOT p1) (NOT p0)), true, p1, (AND (NOT p1) p0)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}, { cond=p1, acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={} source=1 dest: 5}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 5}, { cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 7}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=p1, acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) p0), acceptance={} source=7 dest: 5}, { cond=(AND p1 p0), acceptance={} source=7 dest: 7}]], initial=0, aps=[p1:(LT s358 1), p0:(OR (GEQ s108 1) (GEQ s182 1))], 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]]
Product exploration explored 100000 steps with 690 reset in 760 ms.
Stack based approach found an accepted trace after 152 steps with 4 reset with depth 8 and stack size 8 in 1 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-07 finished in 2282 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2948 edges and 400 vertex of which 399 / 400 are part of one of the 1 SCC in 4 ms
Free SCC test removed 398 places
Ensure Unique test removed 2961 transitions
Reduce isomorphic transitions removed 2961 transitions.
Applied a total of 1 rules in 11 ms. Remains 2 /400 variables (removed 398) and now considering 3/2964 (removed 2961) transitions.
// Phase 1: matrix 3 rows 2 cols
[2024-05-22 22:35:50] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants and state equation in 14 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2024-05-22 22:35:50] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/400 places, 3/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 76 ms. Remains : 2/400 places, 3/2964 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-08 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:(LT s0 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 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-08 finished in 162 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((G(p0) U p1))))'
Support contains 3 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2922 edges and 400 vertex of which 397 / 400 are part of one of the 1 SCC in 4 ms
Free SCC test removed 396 places
Ensure Unique test removed 2957 transitions
Reduce isomorphic transitions removed 2957 transitions.
Applied a total of 1 rules in 12 ms. Remains 4 /400 variables (removed 396) and now considering 7/2964 (removed 2957) transitions.
// Phase 1: matrix 7 rows 4 cols
[2024-05-22 22:35:50] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-22 22:35:50] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/400 places, 7/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 82 ms. Remains : 4/400 places, 7/2964 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={1} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=0 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=1 dest: 0}, { cond=(AND p1 p0), acceptance={} 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=2 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={1} source=2 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s0 1), p0:(OR (GEQ s2 1) (GEQ s1 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 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-11 finished in 224 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(((p1 U p0) U G((p2 U p1)))))))'
Support contains 3 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2922 edges and 400 vertex of which 397 / 400 are part of one of the 1 SCC in 5 ms
Free SCC test removed 396 places
Ensure Unique test removed 2957 transitions
Reduce isomorphic transitions removed 2957 transitions.
Applied a total of 1 rules in 11 ms. Remains 4 /400 variables (removed 396) and now considering 7/2964 (removed 2957) transitions.
// Phase 1: matrix 7 rows 4 cols
[2024-05-22 22:35:50] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2024-05-22 22:35:50] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/400 places, 7/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 75 ms. Remains : 4/400 places, 7/2964 transitions.
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s1 1), p1:(GEQ s0 1), p2:(GEQ s2 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 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-12 finished in 173 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(p1)))'
Support contains 3 out of 400 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 400/400 places, 2964/2964 transitions.
Graph (trivial) has 2916 edges and 400 vertex of which 397 / 400 are part of one of the 1 SCC in 5 ms
Free SCC test removed 396 places
Ensure Unique test removed 2957 transitions
Reduce isomorphic transitions removed 2957 transitions.
Applied a total of 1 rules in 12 ms. Remains 4 /400 variables (removed 396) and now considering 7/2964 (removed 2957) transitions.
// Phase 1: matrix 7 rows 4 cols
[2024-05-22 22:35:50] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-05-22 22:35:50] [INFO ] Redundant transitions in 0 ms returned []
[2024-05-22 22:35:50] [INFO ] Invariant cache hit.
[2024-05-22 22:35:50] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/400 places, 7/2964 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 81 ms. Remains : 4/400 places, 7/2964 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D20N100-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}]], initial=1, aps=[p1:(AND (GEQ s2 1) (GEQ s1 1)), p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D20N100-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D20N100-LTLFireability-13 finished in 181 ms.
All properties solved by simple procedures.
Total runtime 18716 ms.

BK_STOP 1716417351921

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D20N100"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is Diffusion2D-PT-D20N100, 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 r153-tall-171631151200158"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D20N100.tgz
mv Diffusion2D-PT-D20N100 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 ;