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.r119-tall-167814497400167.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DBSingleClientW-PT-d1m08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497400167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 776K
-rw-r--r-- 1 mcc users 7.1K Feb 26 15:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 15:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 15:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 15:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 15:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 42K Feb 26 15:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 15:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 15:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 432K Mar 5 18:22 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 1679413183744

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=DBSingleClientW-PT-d1m08
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:39:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:39:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:39:45] [INFO ] Load time of PNML (sax parser for PT used): 87 ms
[2023-03-21 15:39:45] [INFO ] Transformed 1440 places.
[2023-03-21 15:39:45] [INFO ] Transformed 672 transitions.
[2023-03-21 15:39:45] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 149 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1440/1440 places, 672/672 transitions.
Reduce places removed 1114 places and 0 transitions.
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Iterating post reduction 0 with 1194 rules applied. Total rules applied 1194 place count 326 transition count 592
Applied a total of 1194 rules in 29 ms. Remains 326 /1440 variables (removed 1114) and now considering 592/672 (removed 80) transitions.
// Phase 1: matrix 592 rows 326 cols
[2023-03-21 15:39:45] [INFO ] Computed 2 place invariants in 26 ms
[2023-03-21 15:39:45] [INFO ] Implicit Places using invariants in 370 ms returned []
[2023-03-21 15:39:45] [INFO ] Invariant cache hit.
[2023-03-21 15:39:45] [INFO ] State equation strengthened by 338 read => feed constraints.
[2023-03-21 15:39:47] [INFO ] Implicit Places using invariants and state equation in 1319 ms returned []
Implicit Place search using SMT with State Equation took 1721 ms to find 0 implicit places.
[2023-03-21 15:39:47] [INFO ] Invariant cache hit.
[2023-03-21 15:39:47] [INFO ] Dead Transitions using invariants and state equation in 215 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 326/1440 places, 592/672 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1969 ms. Remains : 326/1440 places, 592/672 transitions.
Discarding 275 transitions out of 592. Remains 317
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2268 resets, run finished after 480 ms. (steps per millisecond=20 ) properties (out of 316) seen :42
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) 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 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) 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 274) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 274) seen :0
Running SMT prover for 274 properties.
[2023-03-21 15:39:47] [INFO ] Invariant cache hit.
[2023-03-21 15:39:50] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:39:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-21 15:40:13] [INFO ] After 22167ms SMT Verify possible using state equation in real domain returned unsat :0 sat :59 real:215
[2023-03-21 15:40:13] [INFO ] State equation strengthened by 338 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:339)
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)
[2023-03-21 15:40:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 15:40:13] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 274 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 284 out of 326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 326/326 places, 592/592 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 322 transition count 588
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 322 transition count 588
Applied a total of 8 rules in 68 ms. Remains 322 /326 variables (removed 4) and now considering 588/592 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 322/326 places, 588/592 transitions.
Interrupted random walk after 932934 steps, including 213801 resets, run timeout after 30001 ms. (steps per millisecond=31 ) properties seen 37
Incomplete Best-First random walk after 10000 steps, including 469 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 455 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 491 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 482 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 466 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 484 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 487 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 473 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 475 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 451 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 493 resets, run finished after 146 ms. (steps per millisecond=68 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 470 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 453 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 453 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 467 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 470 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 455 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 423 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 499 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 493 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 410 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 434 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 492 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 500 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 508 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 474 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 462 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 449 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 443 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 447 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 481 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 447 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 486 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 456 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 494 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 237) seen :0
Running SMT prover for 237 properties.
// Phase 1: matrix 588 rows 322 cols
[2023-03-21 15:40:49] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-21 15:40:50] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:40:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:41:10] [INFO ] After 18921ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:236
[2023-03-21 15:41:10] [INFO ] State equation strengthened by 338 read => feed constraints.
[2023-03-21 15:41:11] [INFO ] After 171ms SMT Verify possible using 338 Read/Feed constraints in real domain returned unsat :0 sat :0 real:237
[2023-03-21 15:41:11] [INFO ] After 21492ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:237
[2023-03-21 15:41:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:41:12] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:41:30] [INFO ] After 17233ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :237
[2023-03-21 15:41:56] [INFO ] After 25854ms SMT Verify possible using 338 Read/Feed constraints in natural domain returned unsat :0 sat :237
[2023-03-21 15:42:22] [INFO ] After 51791ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :237
Attempting to minimize the solution found.
Minimization took 24063 ms.
[2023-03-21 15:42:46] [INFO ] After 95385ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :237
Parikh walk visited 8 properties in 1522 ms.
Support contains 240 out of 322 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 322/322 places, 588/588 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 317 transition count 579
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 317 transition count 579
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 314 transition count 576
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 314 transition count 576
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 19 place count 311 transition count 573
Iterating global reduction 0 with 3 rules applied. Total rules applied 22 place count 311 transition count 573
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 311 transition count 571
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 25 place count 310 transition count 569
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 310 transition count 569
Applied a total of 26 rules in 48 ms. Remains 310 /322 variables (removed 12) and now considering 569/588 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 310/322 places, 569/588 transitions.
Interrupted random walk after 975904 steps, including 224016 resets, run timeout after 30001 ms. (steps per millisecond=32 ) properties seen 3
Incomplete Best-First random walk after 10001 steps, including 472 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 517 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 461 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 475 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 494 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 476 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 460 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 492 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 491 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 489 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 446 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 481 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 407 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 473 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 461 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 441 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 443 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 497 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 509 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 451 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 470 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 491 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 461 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 440 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 464 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 473 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 438 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 226) 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 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 452 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 461 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 467 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 461 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 445 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 482 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 452 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 463 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 437 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 226) seen :0
Finished probabilistic random walk after 123935 steps, run visited all 226 properties in 1400 ms. (steps per millisecond=88 )
Probabilistic random walk after 123935 steps, saw 52306 distinct states, run finished after 1400 ms. (steps per millisecond=88 ) properties seen :226
Able to resolve query QuasiLiveness after proving 317 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 219517 ms.
ITS solved all properties within timeout

BK_STOP 1679413405587

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="DBSingleClientW-PT-d1m08"
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 DBSingleClientW-PT-d1m08, 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 r119-tall-167814497400167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m08.tgz
mv DBSingleClientW-PT-d1m08 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 ;