About the Execution of LoLa+red for Anderson-PT-08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16187.960 | 1800000.00 | 6757757.00 | 800.40 | [undef] | Time out reached |
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.r533-tall-167987253000024.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 lolaxred
Input is Anderson-PT-08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987253000024
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 5.5K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 23 15:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 23 15:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 17K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 23 15:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 23 15:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 667K Mar 31 16:48 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
FORMULA_NAME Liveness
=== Now, execution of the tool begins
BK_START 1680815610849
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=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-08
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 21:13:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-04-06 21:13:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 21:13:32] [INFO ] Load time of PNML (sax parser for PT used): 111 ms
[2023-04-06 21:13:32] [INFO ] Transformed 401 places.
[2023-04-06 21:13:32] [INFO ] Transformed 1328 transitions.
[2023-04-06 21:13:32] [INFO ] Found NUPN structural information;
[2023-04-06 21:13:32] [INFO ] Parsed PT model containing 401 places and 1328 transitions and 5088 arcs in 187 ms.
Built sparse matrix representations for Structural reductions in 120 ms.25469KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 77 ms. Remains 401 /401 variables (removed 0) and now considering 1328/1328 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 77 ms. Remains : 401/401 places, 1328/1328 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 36 ms. Remains 401 /401 variables (removed 0) and now considering 1328/1328 (removed 0) transitions.
// Phase 1: matrix 1328 rows 401 cols
[2023-04-06 21:13:33] [INFO ] Computed 19 invariants in 45 ms
[2023-04-06 21:13:33] [INFO ] Implicit Places using invariants in 299 ms returned []
[2023-04-06 21:13:33] [INFO ] Invariant cache hit.
[2023-04-06 21:13:33] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-04-06 21:13:33] [INFO ] Implicit Places using invariants and state equation in 486 ms returned []
Implicit Place search using SMT with State Equation took 816 ms to find 0 implicit places.
[2023-04-06 21:13:33] [INFO ] Redundant transitions in 77 ms returned []
[2023-04-06 21:13:33] [INFO ] Invariant cache hit.
[2023-04-06 21:13:35] [INFO ] Dead Transitions using invariants and state equation in 1361 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 2302 ms. Remains : 401/401 places, 1328/1328 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2382 ms (no deadlock found). (steps per millisecond=524 )
Random directed walk for 1250002 steps, including 0 resets, run took 2173 ms (no deadlock found). (steps per millisecond=575 )
[2023-04-06 21:13:39] [INFO ] Invariant cache hit.
[2023-04-06 21:13:40] [INFO ] [Real]Absence check using 9 positive place invariants in 16 ms returned sat
[2023-04-06 21:13:40] [INFO ] [Real]Absence check using 9 positive and 10 generalized place invariants in 240 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 56 Pre rules applied. Total rules applied 0 place count 401 transition count 1272
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 0 with 112 rules applied. Total rules applied 112 place count 345 transition count 1272
Applied a total of 112 rules in 26 ms. Remains 345 /401 variables (removed 56) and now considering 1272/1328 (removed 56) transitions.
// Phase 1: matrix 1272 rows 345 cols
[2023-04-06 21:13:40] [INFO ] Computed 19 invariants in 18 ms
[2023-04-06 21:13:41] [INFO ] Implicit Places using invariants in 702 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 713 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 344/401 places, 1272/1328 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 344 transition count 1208
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 280 transition count 1208
Applied a total of 128 rules in 12 ms. Remains 280 /344 variables (removed 64) and now considering 1208/1272 (removed 64) transitions.
// Phase 1: matrix 1208 rows 280 cols
[2023-04-06 21:13:41] [INFO ] Computed 18 invariants in 7 ms
[2023-04-06 21:13:41] [INFO ] Implicit Places using invariants in 538 ms returned []
[2023-04-06 21:13:41] [INFO ] Invariant cache hit.
[2023-04-06 21:13:41] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-04-06 21:13:43] [INFO ] Implicit Places using invariants and state equation in 1864 ms returned []
Implicit Place search using SMT with State Equation took 2406 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 280/401 places, 1208/1328 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3158 ms. Remains : 280/401 places, 1208/1328 transitions.
Initial state reduction rules removed 8 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 971 ms. (steps per millisecond=10 ) properties (out of 1200) seen :605
Running SMT prover for 595 properties.
[2023-04-06 21:13:44] [INFO ] Invariant cache hit.
[2023-04-06 21:13:48] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:13:48] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 10 ms returned sat
[2023-04-06 21:14:10] [INFO ] After 19264ms SMT Verify possible using state equation in real domain returned unsat :0 sat :333 real:262
[2023-04-06 21:14:10] [INFO ] State equation strengthened by 104 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:645)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:342)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:226)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:96)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:399)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:426)
at fr.lip6.move.gal.application.Application.start(Application.java:182)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-04-06 21:14:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-04-06 21:14:10] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 595 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 125 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 1208/1208 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 255 transition count 1183
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 255 transition count 1183
Applied a total of 50 rules in 40 ms. Remains 255 /280 variables (removed 25) and now considering 1183/1208 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 255/280 places, 1183/1208 transitions.
Interrupted random walk after 752861 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=25 ) properties seen 400
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 195) seen :19
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 176) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 175) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 174) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 174) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 174) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 174) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 171) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 171) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 171) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 158) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 158) seen :31
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 127) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 120) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 117) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 117) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 114) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 114) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 113) seen :30
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 83) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 82) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 81) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 81) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 80) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 76) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 75) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 75) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 72) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 68) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 67) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 67) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 67) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 67) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 66) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 63) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 61) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 58) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 58) seen :4
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 54) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 50) seen :3
Running SMT prover for 47 properties.
// Phase 1: matrix 1183 rows 255 cols
[2023-04-06 21:14:46] [INFO ] Computed 18 invariants in 6 ms
[2023-04-06 21:14:47] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:14:47] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 5 ms returned sat
[2023-04-06 21:14:50] [INFO ] After 3336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:47
[2023-04-06 21:14:50] [INFO ] [Nat]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:14:50] [INFO ] [Nat]Absence check using 9 positive and 9 generalized place invariants in 4 ms returned sat
[2023-04-06 21:14:53] [INFO ] After 3311ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :47
[2023-04-06 21:14:53] [INFO ] State equation strengthened by 87 read => feed constraints.
[2023-04-06 21:14:56] [INFO ] After 2815ms SMT Verify possible using 87 Read/Feed constraints in natural domain returned unsat :0 sat :47
[2023-04-06 21:15:00] [INFO ] After 6106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :47
Attempting to minimize the solution found.
Minimization took 2406 ms.
[2023-04-06 21:15:02] [INFO ] After 12283ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :47
Parikh walk visited 0 properties in 130 ms.
Support contains 35 out of 255 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 255/255 places, 1183/1183 transitions.
Discarding 55 places :
Symmetric choice reduction at 0 with 55 rule applications. Total rules 55 place count 200 transition count 792
Iterating global reduction 0 with 55 rules applied. Total rules applied 110 place count 200 transition count 792
Applied a total of 110 rules in 32 ms. Remains 200 /255 variables (removed 55) and now considering 792/1183 (removed 391) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 200/255 places, 792/1183 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 19640 ms. (steps per millisecond=50 ) properties (out of 47) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 544 ms. (steps per millisecond=183 ) properties (out of 46) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 572 ms. (steps per millisecond=174 ) properties (out of 46) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 545 ms. (steps per millisecond=183 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 503 ms. (steps per millisecond=198 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 532 ms. (steps per millisecond=187 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 523 ms. (steps per millisecond=191 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 547 ms. (steps per millisecond=182 ) properties (out of 43) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 497 ms. (steps per millisecond=201 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 640 ms. (steps per millisecond=156 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 524 ms. (steps per millisecond=190 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 574 ms. (steps per millisecond=174 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 490 ms. (steps per millisecond=204 ) properties (out of 40) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 504 ms. (steps per millisecond=198 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 504 ms. (steps per millisecond=198 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 485 ms. (steps per millisecond=206 ) properties (out of 37) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 528 ms. (steps per millisecond=189 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 492 ms. (steps per millisecond=203 ) properties (out of 36) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 522 ms. (steps per millisecond=191 ) properties (out of 34) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 508 ms. (steps per millisecond=196 ) properties (out of 34) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 535 ms. (steps per millisecond=186 ) properties (out of 34) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 604 ms. (steps per millisecond=165 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 523 ms. (steps per millisecond=191 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 501 ms. (steps per millisecond=199 ) properties (out of 32) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 520 ms. (steps per millisecond=192 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 494 ms. (steps per millisecond=202 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 668 ms. (steps per millisecond=149 ) properties (out of 29) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 691 ms. (steps per millisecond=144 ) properties (out of 27) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 679 ms. (steps per millisecond=147 ) properties (out of 26) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 653 ms. (steps per millisecond=153 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 731 ms. (steps per millisecond=136 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 537 ms. (steps per millisecond=186 ) properties (out of 23) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 517 ms. (steps per millisecond=193 ) properties (out of 21) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 510 ms. (steps per millisecond=196 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 491 ms. (steps per millisecond=203 ) properties (out of 18) seen :2
Running SMT prover for 16 properties.
// Phase 1: matrix 792 rows 200 cols
[2023-04-06 21:15:40] [INFO ] Computed 18 invariants in 9 ms
[2023-04-06 21:15:41] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:15:41] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 4 ms returned sat
[2023-04-06 21:15:41] [INFO ] After 903ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-04-06 21:15:42] [INFO ] [Nat]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:15:42] [INFO ] [Nat]Absence check using 9 positive and 9 generalized place invariants in 6 ms returned sat
[2023-04-06 21:15:42] [INFO ] After 609ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-04-06 21:15:42] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-04-06 21:15:43] [INFO ] After 515ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-04-06 21:15:43] [INFO ] After 1267ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 514 ms.
[2023-04-06 21:15:44] [INFO ] After 2560ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Parikh walk visited 0 properties in 876 ms.
Support contains 17 out of 200 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 200/200 places, 792/792 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 184 transition count 552
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 184 transition count 552
Applied a total of 32 rules in 25 ms. Remains 184 /200 variables (removed 16) and now considering 552/792 (removed 240) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 184/200 places, 552/792 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 24463 ms. (steps per millisecond=40 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 684 ms. (steps per millisecond=146 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 675 ms. (steps per millisecond=148 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 717 ms. (steps per millisecond=139 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 691 ms. (steps per millisecond=144 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 741 ms. (steps per millisecond=134 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 717 ms. (steps per millisecond=139 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 673 ms. (steps per millisecond=148 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 473 ms. (steps per millisecond=211 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 427 ms. (steps per millisecond=234 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 415 ms. (steps per millisecond=240 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 406 ms. (steps per millisecond=246 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 445 ms. (steps per millisecond=224 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 385 ms. (steps per millisecond=259 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 369 ms. (steps per millisecond=271 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 382 ms. (steps per millisecond=261 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
// Phase 1: matrix 552 rows 184 cols
[2023-04-06 21:16:18] [INFO ] Computed 18 invariants in 5 ms
[2023-04-06 21:16:18] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:16:18] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 22 ms returned sat
[2023-04-06 21:16:18] [INFO ] After 683ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-04-06 21:16:18] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-04-06 21:16:18] [INFO ] [Nat]Absence check using 9 positive and 9 generalized place invariants in 8 ms returned sat
[2023-04-06 21:16:19] [INFO ] After 362ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-04-06 21:16:19] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-04-06 21:16:19] [INFO ] After 288ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :12
[2023-04-06 21:16:19] [INFO ] After 676ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :12
Attempting to minimize the solution found.
Minimization took 250 ms.
[2023-04-06 21:16:20] [INFO ] After 1461ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :12
Parikh walk visited 3 properties in 1854 ms.
Support contains 10 out of 184 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 184/184 places, 552/552 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 177 transition count 447
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 177 transition count 447
Applied a total of 14 rules in 13 ms. Remains 177 /184 variables (removed 7) and now considering 447/552 (removed 105) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 177/184 places, 447/552 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 13257 ms. (steps per millisecond=75 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2767 ms. (steps per millisecond=361 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2978 ms. (steps per millisecond=335 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4152 ms. (steps per millisecond=240 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3983 ms. (steps per millisecond=251 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2867 ms. (steps per millisecond=348 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2133 ms. (steps per millisecond=468 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1012 ms. (steps per millisecond=988 ) properties (out of 2) seen :1
Finished Best-First random walk after 31252 steps, including 0 resets, run visited all 1 properties in 19 ms. (steps per millisecond=1644 )
Parikh walk visited 0 properties in 0 ms.
Able to resolve query QuasiLiveness after proving 1208 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 56 Pre rules applied. Total rules applied 0 place count 401 transition count 1272
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 0 with 112 rules applied. Total rules applied 112 place count 345 transition count 1272
Applied a total of 112 rules in 30 ms. Remains 345 /401 variables (removed 56) and now considering 1272/1328 (removed 56) transitions.
// Phase 1: matrix 1272 rows 345 cols
[2023-04-06 21:16:55] [INFO ] Computed 19 invariants in 5 ms
[2023-04-06 21:16:55] [INFO ] Implicit Places using invariants in 654 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 663 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 344/401 places, 1272/1328 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 344 transition count 1208
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 280 transition count 1208
Applied a total of 128 rules in 7 ms. Remains 280 /344 variables (removed 64) and now considering 1208/1272 (removed 64) transitions.
// Phase 1: matrix 1208 rows 280 cols
[2023-04-06 21:16:55] [INFO ] Computed 18 invariants in 5 ms
[2023-04-06 21:16:56] [INFO ] Implicit Places using invariants in 506 ms returned []
[2023-04-06 21:16:56] [INFO ] Invariant cache hit.
[2023-04-06 21:16:56] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-04-06 21:16:58] [INFO ] Implicit Places using invariants and state equation in 1894 ms returned []
Implicit Place search using SMT with State Equation took 2413 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 280/401 places, 1208/1328 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3114 ms. Remains : 280/401 places, 1208/1328 transitions.
Unable to solve all queries for examination Liveness. Remains :1208 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 1208 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 205999 ms.
starting LoLA
BK_INPUT Anderson-PT-08
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 157292 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16287592 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: LAUNCH SYMM
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lola: caught signal Terminated - aborting LoLA
FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
Time elapsed: 1591 secs. Pages in use: 18
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="Anderson-PT-08"
export BK_EXAMINATION="Liveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 Anderson-PT-08, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r533-tall-167987253000024"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-08.tgz
mv Anderson-PT-08 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;