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.r439-tajo-167905986200297.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 ltsminxred
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 r439-tajo-167905986200297
=====================================================================

--------------------
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 1679553072450

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SieveSingleMsgMbox-PT-d2m36
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 06:31:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-23 06:31:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 06:31:14] [INFO ] Load time of PNML (sax parser for PT used): 141 ms
[2023-03-23 06:31:14] [INFO ] Transformed 2398 places.
[2023-03-23 06:31:14] [INFO ] Transformed 1954 transitions.
[2023-03-23 06:31:14] [INFO ] Parsed PT model containing 2398 places and 1954 transitions and 7816 arcs in 216 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 40 ms. Remains 389 /2398 variables (removed 2009) and now considering 1126/1954 (removed 828) transitions.
// Phase 1: matrix 1126 rows 389 cols
[2023-03-23 06:31:14] [INFO ] Computed 5 place invariants in 36 ms
[2023-03-23 06:31:14] [INFO ] Implicit Places using invariants in 451 ms returned []
[2023-03-23 06:31:14] [INFO ] Invariant cache hit.
[2023-03-23 06:31:15] [INFO ] State equation strengthened by 846 read => feed constraints.
[2023-03-23 06:31:17] [INFO ] Implicit Places using invariants and state equation in 2657 ms returned []
Implicit Place search using SMT with State Equation took 3133 ms to find 0 implicit places.
[2023-03-23 06:31:17] [INFO ] Invariant cache hit.
[2023-03-23 06:31:17] [INFO ] Dead Transitions using invariants and state equation in 422 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 3599 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 2202 resets, run finished after 740 ms. (steps per millisecond=13 ) properties (out of 377) seen :24
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) 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 353) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 353) 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 353) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) 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 353) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) 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 353) 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 353) 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 353) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) 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 353) 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 353) 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 353) 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 353) 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 353) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 8 ms. (steps per millisecond=12 ) properties (out of 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) 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 353) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 100 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) 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 353) 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 353) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) 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 353) seen :0
Incomplete Best-First random walk after 100 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Probabilistic random walk after 100000 steps, saw 46412 distinct states, run finished after 2402 ms. (steps per millisecond=41 ) properties seen :152
Running SMT prover for 201 properties.
[2023-03-23 06:31:21] [INFO ] Invariant cache hit.
[2023-03-23 06:31:23] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-23 06:31:23] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 5 ms returned sat
[2023-03-23 06:31:45] [INFO ] After 23353ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:201
[2023-03-23 06:31:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-23 06:31:46] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-23 06:32:10] [INFO ] After 23090ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :200
[2023-03-23 06:32:10] [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)
[2023-03-23 06:32:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-23 06:32:10] [INFO ] After 25066ms 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 4 properties in 3305 ms.
Support contains 208 out of 389 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 389/389 places, 1126/1126 transitions.
Discarding 34 places :
Symmetric choice reduction at 0 with 34 rule applications. Total rules 34 place count 355 transition count 952
Iterating global reduction 0 with 34 rules applied. Total rules applied 68 place count 355 transition count 952
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 99 place count 355 transition count 921
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 115 place count 339 transition count 905
Iterating global reduction 1 with 16 rules applied. Total rules applied 131 place count 339 transition count 905
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 134 place count 339 transition count 902
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 139 place count 334 transition count 895
Iterating global reduction 2 with 5 rules applied. Total rules applied 144 place count 334 transition count 895
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 146 place count 334 transition count 893
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 147 place count 333 transition count 892
Iterating global reduction 3 with 1 rules applied. Total rules applied 148 place count 333 transition count 892
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 149 place count 332 transition count 891
Iterating global reduction 3 with 1 rules applied. Total rules applied 150 place count 332 transition count 891
Applied a total of 150 rules in 161 ms. Remains 332 /389 variables (removed 57) and now considering 891/1126 (removed 235) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 332/389 places, 891/1126 transitions.
Interrupted random walk after 723250 steps, including 162220 resets, run timeout after 30001 ms. (steps per millisecond=24 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 423 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 485 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 497 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 442 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 455 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 456 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 502 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 504 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 469 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 499 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 489 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 456 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 478 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 507 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 469 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 455 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 206 ms. (steps per millisecond=48 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 450 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 472 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 215 ms. (steps per millisecond=46 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 444 resets, run finished after 209 ms. (steps per millisecond=47 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 224 ms. (steps per millisecond=44 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 468 resets, run finished after 225 ms. (steps per millisecond=44 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 212 ms. (steps per millisecond=47 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 448 resets, run finished after 213 ms. (steps per millisecond=46 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 482 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 225 ms. (steps per millisecond=44 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 478 resets, run finished after 215 ms. (steps per millisecond=46 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 452 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 469 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 490 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 472 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 493 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 438 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 499 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 469 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10000 steps, including 454 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 197) seen :0
Incomplete Best-First random walk after 10001 steps, including 442 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 197) seen :0
Interrupted probabilistic random walk after 7345865 steps, run timeout after 108001 ms. (steps per millisecond=68 ) properties seen :{71=1, 72=1, 82=1, 83=1, 87=1, 88=1, 89=1, 90=1, 95=1, 96=1, 97=1, 98=1, 99=1, 103=1, 104=1, 105=1, 106=1, 172=1, 173=1, 181=1, 182=1, 183=1, 184=1, 185=1, 186=1, 187=1, 188=1, 190=1, 191=1, 194=1, 196=1}
Probabilistic random walk after 7345865 steps, saw 3374693 distinct states, run finished after 108004 ms. (steps per millisecond=68 ) properties seen :31
Running SMT prover for 166 properties.
// Phase 1: matrix 891 rows 332 cols
[2023-03-23 06:34:38] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-23 06:34:39] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-23 06:34:39] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 4 ms returned sat
[2023-03-23 06:34:53] [INFO ] After 13318ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:165
[2023-03-23 06:34:53] [INFO ] State equation strengthened by 640 read => feed constraints.
[2023-03-23 06:34:53] [INFO ] After 342ms SMT Verify possible using 640 Read/Feed constraints in real domain returned unsat :0 sat :0 real:166
[2023-03-23 06:34:53] [INFO ] After 14957ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:166
[2023-03-23 06:34:54] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-23 06:34:54] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-23 06:35:09] [INFO ] After 14183ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :166
[2023-03-23 06:35:33] [INFO ] After 23628ms SMT Verify possible using 640 Read/Feed constraints in natural domain returned unsat :0 sat :166
[2023-03-23 06:35:33] [INFO ] Deduced a trap composed of 78 places in 128 ms of which 6 ms to minimize.
[2023-03-23 06:35:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 195 ms
[2023-03-23 06:35:34] [INFO ] Deduced a trap composed of 108 places in 91 ms of which 1 ms to minimize.
[2023-03-23 06:35:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 179 ms
[2023-03-23 06:35:45] [INFO ] Deduced a trap composed of 34 places in 43 ms of which 1 ms to minimize.
[2023-03-23 06:35:45] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 73 ms
[2023-03-23 06:35:46] [INFO ] Deduced a trap composed of 152 places in 120 ms of which 2 ms to minimize.
[2023-03-23 06:35:47] [INFO ] Deduced a trap composed of 153 places in 137 ms of which 13 ms to minimize.
[2023-03-23 06:35:47] [INFO ] Deduced a trap composed of 143 places in 85 ms of which 1 ms to minimize.
[2023-03-23 06:35:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 580 ms
[2023-03-23 06:35:48] [INFO ] Deduced a trap composed of 142 places in 102 ms of which 0 ms to minimize.
[2023-03-23 06:35:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 187 ms
[2023-03-23 06:36:06] [INFO ] Deduced a trap composed of 114 places in 90 ms of which 1 ms to minimize.
[2023-03-23 06:36:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 171 ms
[2023-03-23 06:36:10] [INFO ] After 60381ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :162
Attempting to minimize the solution found.
Minimization took 21065 ms.
[2023-03-23 06:36:31] [INFO ] After 97087ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :162
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK STRUCTURAL_REDUCTION TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 317043 ms.
ITS solved all properties within timeout

BK_STOP 1679553391259

--------------------
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="ltsminxred"
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 ltsminxred"
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 r439-tajo-167905986200297"
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 ;