fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r489-tall-167912708001299
Last Updated
May 14, 2023

About the Execution of LTSMin+red for ViralEpidemic-PT-S04D1C1A03

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
698.231 16508.00 30411.00 304.30 TTFTTTFTFTTFTTFT normal

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.r489-tall-167912708001299.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)
..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ViralEpidemic-PT-S04D1C1A03, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912708001299
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 760K
-rw-r--r-- 1 mcc users 9.0K Feb 25 20:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 20:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 25 20:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 20:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 17:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 17:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 17:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 20:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Feb 25 20:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 20:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 25 20:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 17:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:27 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 284K 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 ViralEpidemic-PT-S04D1C1A03-LTLCardinality-00
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-01
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-02
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-03
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-04
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-05
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-06
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-07
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-08
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-09
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-10
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-11
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-12
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-13
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-14
FORMULA_NAME ViralEpidemic-PT-S04D1C1A03-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679358015981

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S04D1C1A03
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 00:20:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-21 00:20:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 00:20:17] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2023-03-21 00:20:17] [INFO ] Transformed 511 places.
[2023-03-21 00:20:17] [INFO ] Transformed 765 transitions.
[2023-03-21 00:20:17] [INFO ] Parsed PT model containing 511 places and 765 transitions and 1785 arcs in 147 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 511 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 511/511 places, 765/765 transitions.
Discarding 237 places :
Symmetric choice reduction at 0 with 237 rule applications. Total rules 237 place count 274 transition count 280
Iterating global reduction 0 with 237 rules applied. Total rules applied 474 place count 274 transition count 280
Applied a total of 474 rules in 55 ms. Remains 274 /511 variables (removed 237) and now considering 280/765 (removed 485) transitions.
// Phase 1: matrix 280 rows 274 cols
[2023-03-21 00:20:18] [INFO ] Computed 1 place invariants in 35 ms
[2023-03-21 00:20:18] [INFO ] Implicit Places using invariants in 380 ms returned []
[2023-03-21 00:20:18] [INFO ] Invariant cache hit.
[2023-03-21 00:20:18] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 937 ms to find 0 implicit places.
[2023-03-21 00:20:18] [INFO ] Invariant cache hit.
[2023-03-21 00:20:18] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 274/511 places, 280/765 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1118 ms. Remains : 274/511 places, 280/765 transitions.
Support contains 45 out of 274 places after structural reductions.
[2023-03-21 00:20:19] [INFO ] Flatten gal took : 43 ms
[2023-03-21 00:20:19] [INFO ] Flatten gal took : 20 ms
[2023-03-21 00:20:19] [INFO ] Input system was already deterministic with 280 transitions.
Support contains 40 out of 274 places (down from 45) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 138 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 28) seen :16
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-21 00:20:19] [INFO ] Invariant cache hit.
[2023-03-21 00:20:20] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 18 ms returned sat
[2023-03-21 00:20:20] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:11
[2023-03-21 00:20:20] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 4 ms returned sat
[2023-03-21 00:20:20] [INFO ] After 398ms SMT Verify possible using all constraints in natural domain returned unsat :12 sat :0
Fused 12 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Successfully simplified 12 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 274 stabilizing places and 280 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 274 transition count 280
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p0))) U p1)))'
Support contains 5 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 35 places :
Symmetric choice reduction at 0 with 35 rule applications. Total rules 35 place count 239 transition count 238
Iterating global reduction 0 with 35 rules applied. Total rules applied 70 place count 239 transition count 238
Applied a total of 70 rules in 19 ms. Remains 239 /274 variables (removed 35) and now considering 238/280 (removed 42) transitions.
// Phase 1: matrix 238 rows 239 cols
[2023-03-21 00:20:20] [INFO ] Computed 1 place invariants in 5 ms
[2023-03-21 00:20:21] [INFO ] Implicit Places using invariants in 490 ms returned []
[2023-03-21 00:20:21] [INFO ] Invariant cache hit.
[2023-03-21 00:20:21] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 663 ms to find 0 implicit places.
[2023-03-21 00:20:21] [INFO ] Invariant cache hit.
[2023-03-21 00:20:21] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 239/274 places, 238/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 790 ms. Remains : 239/274 places, 238/280 transitions.
Stuttering acceptance computed with spot in 270 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=true, acceptance={0} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(OR (LEQ s125 s206) (LEQ s146 s18)), p0:(LEQ 1 s161)], 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 50000 reset in 457 ms.
Product exploration explored 100000 steps with 50000 reset in 386 ms.
Computed a total of 239 stabilizing places and 238 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 239 transition count 238
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), true, (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 6 factoid took 100 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-05 finished in 2135 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(p0))))'
Support contains 2 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 236 transition count 235
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 236 transition count 235
Applied a total of 76 rules in 7 ms. Remains 236 /274 variables (removed 38) and now considering 235/280 (removed 45) transitions.
// Phase 1: matrix 235 rows 236 cols
[2023-03-21 00:20:22] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-21 00:20:23] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-21 00:20:23] [INFO ] Invariant cache hit.
[2023-03-21 00:20:23] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 306 ms to find 0 implicit places.
[2023-03-21 00:20:23] [INFO ] Invariant cache hit.
[2023-03-21 00:20:23] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 236/274 places, 235/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 444 ms. Remains : 236/274 places, 235/280 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 1}]], initial=1, aps=[p0:(GT s52 s66)], 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-06 finished in 551 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(p0)))'
Support contains 2 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 39 places :
Symmetric choice reduction at 0 with 39 rule applications. Total rules 39 place count 235 transition count 234
Iterating global reduction 0 with 39 rules applied. Total rules applied 78 place count 235 transition count 234
Applied a total of 78 rules in 12 ms. Remains 235 /274 variables (removed 39) and now considering 234/280 (removed 46) transitions.
// Phase 1: matrix 234 rows 235 cols
[2023-03-21 00:20:23] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-21 00:20:23] [INFO ] Implicit Places using invariants in 85 ms returned []
[2023-03-21 00:20:23] [INFO ] Invariant cache hit.
[2023-03-21 00:20:24] [INFO ] Implicit Places using invariants and state equation in 435 ms returned []
Implicit Place search using SMT with State Equation took 531 ms to find 0 implicit places.
[2023-03-21 00:20:24] [INFO ] Invariant cache hit.
[2023-03-21 00:20:24] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 235/274 places, 234/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 661 ms. Remains : 235/274 places, 234/280 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=3, aps=[p0:(LEQ s170 s233)], 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][false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 289 ms.
Product exploration explored 100000 steps with 33333 reset in 333 ms.
Computed a total of 235 stabilizing places and 234 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 235 transition count 234
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 3 factoid took 65 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-07 finished in 1652 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(F((p0||G(p1))))))'
Support contains 3 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 236 transition count 235
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 236 transition count 235
Applied a total of 76 rules in 7 ms. Remains 236 /274 variables (removed 38) and now considering 235/280 (removed 45) transitions.
// Phase 1: matrix 235 rows 236 cols
[2023-03-21 00:20:25] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-21 00:20:25] [INFO ] Implicit Places using invariants in 296 ms returned []
[2023-03-21 00:20:25] [INFO ] Invariant cache hit.
[2023-03-21 00:20:25] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
[2023-03-21 00:20:25] [INFO ] Invariant cache hit.
[2023-03-21 00:20:25] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 236/274 places, 235/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 545 ms. Remains : 236/274 places, 235/280 transitions.
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p1:(GT 1 s141), p0:(LEQ s231 s90)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 299 ms.
Product exploration explored 100000 steps with 33333 reset in 335 ms.
Computed a total of 236 stabilizing places and 235 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 236 transition count 235
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p1 p0)
Knowledge based reduction with 5 factoid took 141 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-10 finished in 1548 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&&F(p1))))'
Support contains 3 out of 274 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Graph (complete) has 172 edges and 274 vertex of which 34 are kept as prefixes of interest. Removing 240 places using SCC suffix rule.2 ms
Discarding 240 places :
Also discarding 225 output transitions
Drop transitions removed 225 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 8 place count 33 transition count 47
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 10 place count 31 transition count 42
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 31 transition count 42
Applied a total of 12 rules in 12 ms. Remains 31 /274 variables (removed 243) and now considering 42/280 (removed 238) transitions.
// Phase 1: matrix 42 rows 31 cols
[2023-03-21 00:20:26] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-21 00:20:26] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-21 00:20:26] [INFO ] Invariant cache hit.
[2023-03-21 00:20:26] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-21 00:20:26] [INFO ] Redundant transitions in 17 ms returned [5, 9, 19, 23, 36]
Found 5 redundant transitions using SMT.
Drop transitions removed 5 transitions
Redundant transitions reduction (with SMT) removed 5 transitions.
// Phase 1: matrix 37 rows 31 cols
[2023-03-21 00:20:26] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-21 00:20:26] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 31/274 places, 37/280 transitions.
Graph (complete) has 15 edges and 31 vertex of which 26 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Applied a total of 1 rules in 2 ms. Remains 26 /31 variables (removed 5) and now considering 32/37 (removed 5) transitions.
// Phase 1: matrix 32 rows 26 cols
[2023-03-21 00:20:26] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-21 00:20:26] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-21 00:20:26] [INFO ] Invariant cache hit.
[2023-03-21 00:20:26] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/274 places, 32/280 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 188 ms. Remains : 26/274 places, 32/280 transitions.
Stuttering acceptance computed with spot in 87 ms :[(OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s15 s6), p1:(LEQ 1 s23)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-11 finished in 294 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||(!p0 U (p1||G(!p0))))))'
Support contains 3 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 236 transition count 235
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 236 transition count 235
Applied a total of 76 rules in 6 ms. Remains 236 /274 variables (removed 38) and now considering 235/280 (removed 45) transitions.
// Phase 1: matrix 235 rows 236 cols
[2023-03-21 00:20:26] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-21 00:20:27] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-21 00:20:27] [INFO ] Invariant cache hit.
[2023-03-21 00:20:27] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
[2023-03-21 00:20:27] [INFO ] Invariant cache hit.
[2023-03-21 00:20:27] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 236/274 places, 235/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 345 ms. Remains : 236/274 places, 235/280 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, false, false, (AND p0 (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(LEQ s212 s31), p1:(AND (GT s212 s31) (GT 3 s99))], 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][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 300 ms.
Product exploration explored 100000 steps with 50000 reset in 334 ms.
Computed a total of 236 stabilizing places and 235 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 236 transition count 235
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 6 factoid took 85 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-12 finished in 1273 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(F(p0))))'
Support contains 2 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 236 transition count 235
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 236 transition count 235
Applied a total of 76 rules in 5 ms. Remains 236 /274 variables (removed 38) and now considering 235/280 (removed 45) transitions.
// Phase 1: matrix 235 rows 236 cols
[2023-03-21 00:20:28] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-21 00:20:28] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-21 00:20:28] [INFO ] Invariant cache hit.
[2023-03-21 00:20:28] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
[2023-03-21 00:20:28] [INFO ] Invariant cache hit.
[2023-03-21 00:20:28] [INFO ] Dead Transitions using invariants and state equation in 170 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 236/274 places, 235/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 519 ms. Remains : 236/274 places, 235/280 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(LEQ s131 s234)], 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, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 306 ms.
Product exploration explored 100000 steps with 33333 reset in 329 ms.
Computed a total of 236 stabilizing places and 235 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 236 transition count 235
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 3 factoid took 55 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-13 finished in 1390 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((p0 U p1))||G(!p1))))'
Support contains 4 out of 274 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 274/274 places, 280/280 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 238 transition count 238
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 238 transition count 238
Applied a total of 72 rules in 7 ms. Remains 238 /274 variables (removed 36) and now considering 238/280 (removed 42) transitions.
// Phase 1: matrix 238 rows 238 cols
[2023-03-21 00:20:29] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-21 00:20:29] [INFO ] Implicit Places using invariants in 112 ms returned []
[2023-03-21 00:20:29] [INFO ] Invariant cache hit.
[2023-03-21 00:20:29] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 277 ms to find 0 implicit places.
[2023-03-21 00:20:29] [INFO ] Invariant cache hit.
[2023-03-21 00:20:30] [INFO ] Dead Transitions using invariants and state equation in 120 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 238/274 places, 238/280 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 406 ms. Remains : 238/274 places, 238/280 transitions.
Stuttering acceptance computed with spot in 296 ms :[true, (NOT p1), false, false, false, p1]
Running random walk in product with property : ViralEpidemic-PT-S04D1C1A03-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 5}], [{ cond=p1, acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={} source=4 dest: 3}], [{ cond=p1, acceptance={} source=5 dest: 0}, { cond=(NOT p1), acceptance={} source=5 dest: 5}]], initial=2, aps=[p1:(LEQ s144 s193), p0:(LEQ s195 s173)], 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, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 290 ms.
Product exploration explored 100000 steps with 33333 reset in 422 ms.
Computed a total of 238 stabilizing places and 238 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 238 transition count 238
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p1 p0)
Knowledge based reduction with 6 factoid took 170 ms. Reduced automaton from 6 states, 10 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S04D1C1A03-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S04D1C1A03-LTLCardinality-15 finished in 1679 ms.
All properties solved by simple procedures.
Total runtime 13902 ms.
ITS solved all properties within timeout

BK_STOP 1679358032489

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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="ViralEpidemic-PT-S04D1C1A03"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is ViralEpidemic-PT-S04D1C1A03, 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 r489-tall-167912708001299"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S04D1C1A03.tgz
mv ViralEpidemic-PT-S04D1C1A03 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 ;