Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r437-tajo-167905985300297.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SieveSingleMsgMbox-PT-d2m36, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r437-tajo-167905985300297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 8.6K Feb 26 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 26 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 10:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 62K Feb 26 10:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 10:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 10:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 1.1M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679517320086

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SieveSingleMsgMbox-PT-d2m36
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 20:35:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-22 20:35:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 20:35:22] [INFO ] Load time of PNML (sax parser for PT used): 192 ms
[2023-03-22 20:35:22] [INFO ] Transformed 2398 places.
[2023-03-22 20:35:22] [INFO ] Transformed 1954 transitions.
[2023-03-22 20:35:22] [INFO ] Parsed PT model containing 2398 places and 1954 transitions and 7816 arcs in 282 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2398/2398 places, 1954/1954 transitions.
Reduce places removed 2009 places and 0 transitions.
Ensure Unique test removed 828 transitions
Reduce isomorphic transitions removed 828 transitions.
Iterating post reduction 0 with 2837 rules applied. Total rules applied 2837 place count 389 transition count 1126
Applied a total of 2837 rules in 55 ms. Remains 389 /2398 variables (removed 2009) and now considering 1126/1954 (removed 828) transitions.
// Phase 1: matrix 1126 rows 389 cols
[2023-03-22 20:35:22] [INFO ] Computed 5 place invariants in 66 ms
[2023-03-22 20:35:23] [INFO ] Implicit Places using invariants in 854 ms returned []
[2023-03-22 20:35:23] [INFO ] Invariant cache hit.
[2023-03-22 20:35:23] [INFO ] State equation strengthened by 846 read => feed constraints.
[2023-03-22 20:35:26] [INFO ] Implicit Places using invariants and state equation in 2914 ms returned []
Implicit Place search using SMT with State Equation took 3812 ms to find 0 implicit places.
[2023-03-22 20:35:26] [INFO ] Invariant cache hit.
[2023-03-22 20:35:26] [INFO ] Dead Transitions using invariants and state equation in 411 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 389/2398 places, 1126/1954 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 4280 ms. Remains : 389/2398 places, 1126/1954 transitions.
Discarding 748 transitions out of 1126. Remains 378
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2201 resets, run finished after 759 ms. (steps per millisecond=13 ) properties (out of 377) seen :23
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 354) seen :0
Probabilistic random walk after 100000 steps, saw 46412 distinct states, run finished after 2330 ms. (steps per millisecond=42 ) properties seen :153
Running SMT prover for 201 properties.
[2023-03-22 20:35:29] [INFO ] Invariant cache hit.
[2023-03-22 20:35:31] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-22 20:35:31] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 5 ms returned sat
[2023-03-22 20:35:53] [INFO ] After 22553ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:201
[2023-03-22 20:35:54] [INFO ] [Nat]Absence check using 2 positive place invariants in 16 ms returned sat
[2023-03-22 20:35:54] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 6 ms returned sat
[2023-03-22 20:36:18] [INFO ] After 22919ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :200
[2023-03-22 20:36:18] [INFO ] State equation strengthened by 846 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:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
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:412)
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:386)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
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)
[2023-03-22 20:36:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 20:36:18] [INFO ] After 25069ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:201
Fused 201 Parikh solutions to 134 different solutions.
Parikh walk visited 2 properties in 3225 ms.
Support contains 210 out of 389 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 389/389 places, 1126/1126 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 357 transition count 955
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 357 transition count 955
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 96 place count 357 transition count 923
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 111 place count 342 transition count 908
Iterating global reduction 1 with 15 rules applied. Total rules applied 126 place count 342 transition count 908
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 128 place count 342 transition count 906
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 133 place count 337 transition count 899
Iterating global reduction 2 with 5 rules applied. Total rules applied 138 place count 337 transition count 899
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 140 place count 337 transition count 897
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 141 place count 336 transition count 896
Iterating global reduction 3 with 1 rules applied. Total rules applied 142 place count 336 transition count 896
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 143 place count 335 transition count 895
Iterating global reduction 3 with 1 rules applied. Total rules applied 144 place count 335 transition count 895
Applied a total of 144 rules in 196 ms. Remains 335 /389 variables (removed 54) and now considering 895/1126 (removed 231) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 335/389 places, 895/1126 transitions.
Interrupted random walk after 910664 steps, including 204450 resets, run timeout after 30001 ms. (steps per millisecond=30 ) properties seen 0
Incomplete Best-First random walk after 10000 steps, including 494 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 501 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 469 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 492 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 473 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 490 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 442 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 487 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 493 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 444 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 444 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 474 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 489 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 444 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 467 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 450 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 485 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 466 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 500 resets, run finished after 163 ms. (steps per millisecond=61 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 454 resets, run finished after 167 ms. (steps per millisecond=59 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 482 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 465 resets, run finished after 166 ms. (steps per millisecond=60 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 451 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 441 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 461 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 211 ms. (steps per millisecond=47 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 502 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 438 resets, run finished after 176 ms. (steps per millisecond=56 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 440 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 463 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 169 ms. (steps per millisecond=59 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 462 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 478 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10000 steps, including 475 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 466 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 438 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 199) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 199) seen :0
Interrupted probabilistic random walk after 6583937 steps, run timeout after 108001 ms. (steps per millisecond=60 ) properties seen :{72=1, 73=1, 83=1, 84=1, 88=1, 89=1, 90=1, 91=1, 96=1, 97=1, 98=1, 99=1, 100=1, 104=1, 105=1, 106=1, 107=1, 174=1, 175=1, 183=1, 184=1, 185=1, 186=1, 187=1, 188=1, 189=1, 190=1, 192=1, 193=1, 196=1, 198=1}
Probabilistic random walk after 6583937 steps, saw 3030248 distinct states, run finished after 108004 ms. (steps per millisecond=60 ) properties seen :31
Running SMT prover for 168 properties.
// Phase 1: matrix 895 rows 335 cols
[2023-03-22 20:38:46] [INFO ] Computed 5 place invariants in 14 ms
[2023-03-22 20:38:47] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-22 20:38:47] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-22 20:39:01] [INFO ] After 14273ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:168
[2023-03-22 20:39:01] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-22 20:39:01] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 4 ms returned sat
[2023-03-22 20:39:19] [INFO ] After 17065ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :168
[2023-03-22 20:39:19] [INFO ] State equation strengthened by 642 read => feed constraints.
[2023-03-22 20:39:44] [INFO ] After 25001ms SMT Verify possible using 642 Read/Feed constraints in natural domain returned unsat :0 sat :168
[2023-03-22 20:39:45] [INFO ] Deduced a trap composed of 167 places in 131 ms of which 10 ms to minimize.
[2023-03-22 20:39:45] [INFO ] Deduced a trap composed of 34 places in 140 ms of which 2 ms to minimize.
[2023-03-22 20:39:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 453 ms
[2023-03-22 20:39:46] [INFO ] Deduced a trap composed of 85 places in 131 ms of which 1 ms to minimize.
[2023-03-22 20:39:46] [INFO ] Deduced a trap composed of 110 places in 103 ms of which 2 ms to minimize.
[2023-03-22 20:39:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 386 ms
[2023-03-22 20:39:55] [INFO ] Deduced a trap composed of 130 places in 147 ms of which 1 ms to minimize.
[2023-03-22 20:39:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 208 ms
[2023-03-22 20:40:05] [INFO ] Deduced a trap composed of 88 places in 118 ms of which 0 ms to minimize.
[2023-03-22 20:40:05] [INFO ] Deduced a trap composed of 78 places in 100 ms of which 0 ms to minimize.
[2023-03-22 20:40:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 322 ms
[2023-03-22 20:40:10] [INFO ] After 50894ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :164
Attempting to minimize the solution found.
Minimization took 22854 ms.
[2023-03-22 20:40:33] [INFO ] After 92492ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :164
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK STRUCTURAL_REDUCTION TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 311663 ms.
ITS solved all properties within timeout

BK_STOP 1679517633787

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -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="SieveSingleMsgMbox-PT-d2m36"
export BK_EXAMINATION="QuasiLiveness"
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 SieveSingleMsgMbox-PT-d2m36, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r437-tajo-167905985300297"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d2m36.tgz
mv SieveSingleMsgMbox-PT-d2m36 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;