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.r021-oct2-167813609100412.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is AutonomousCar-PT-09a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-167813609100412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 5.8K Feb 25 12:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 12:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 25 12:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 12:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Feb 25 12:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 12:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 12:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 25 12:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 781K 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 1678932558213

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=AutonomousCar-PT-09a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 02:09:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 02:09:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 02:09:21] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2023-03-16 02:09:21] [INFO ] Transformed 89 places.
[2023-03-16 02:09:21] [INFO ] Transformed 1249 transitions.
[2023-03-16 02:09:21] [INFO ] Found NUPN structural information;
[2023-03-16 02:09:21] [INFO ] Parsed PT model containing 89 places and 1249 transitions and 15631 arcs in 272 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 89/89 places, 1249/1249 transitions.
Ensure Unique test removed 345 transitions
Reduce isomorphic transitions removed 345 transitions.
Drop transitions removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 355 rules applied. Total rules applied 355 place count 89 transition count 894
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 365 place count 79 transition count 894
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 369 place count 77 transition count 892
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 371 place count 76 transition count 892
Applied a total of 371 rules in 59 ms. Remains 76 /89 variables (removed 13) and now considering 892/1249 (removed 357) transitions.
[2023-03-16 02:09:21] [INFO ] Flow matrix only has 891 transitions (discarded 1 similar events)
// Phase 1: matrix 891 rows 76 cols
[2023-03-16 02:09:21] [INFO ] Computed 14 place invariants in 28 ms
[2023-03-16 02:09:22] [INFO ] Implicit Places using invariants in 1423 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1455 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 75/89 places, 892/1249 transitions.
Applied a total of 0 rules in 11 ms. Remains 75 /75 variables (removed 0) and now considering 892/892 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1526 ms. Remains : 75/89 places, 892/1249 transitions.
Discarding 49 transitions out of 892. Remains 843
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 651 resets, run finished after 1049 ms. (steps per millisecond=9 ) properties (out of 842) seen :111
Running SMT prover for 731 properties.
[2023-03-16 02:09:23] [INFO ] Flow matrix only has 891 transitions (discarded 1 similar events)
// Phase 1: matrix 891 rows 75 cols
[2023-03-16 02:09:23] [INFO ] Computed 13 place invariants in 6 ms
[2023-03-16 02:09:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 02:10:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 02:10:02] [INFO ] After 25058ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 731 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 26 ms.
Support contains 74 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 892/892 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 75 transition count 890
Applied a total of 2 rules in 103 ms. Remains 75 /75 variables (removed 0) and now considering 890/892 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 75/75 places, 890/892 transitions.
Interrupted random walk after 617372 steps, including 39271 resets, run timeout after 30001 ms. (steps per millisecond=20 ) properties seen 613
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 118) seen :10
Incomplete Best-First random walk after 10000 steps, including 45 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 108) seen :3
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 105) seen :0
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 105) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 105) seen :5
Incomplete Best-First random walk after 10000 steps, including 30 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 100) seen :2
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 98) seen :3
Incomplete Best-First random walk after 10001 steps, including 44 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 95) seen :1
Incomplete Best-First random walk after 10001 steps, including 53 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 10001 steps, including 32 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 94) seen :1
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 93) seen :1
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 92) seen :1
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 91) seen :1
Incomplete Best-First random walk after 10001 steps, including 55 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 90) seen :0
Incomplete Best-First random walk after 10001 steps, including 44 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 90) seen :1
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 89) seen :1
Incomplete Best-First random walk after 10001 steps, including 52 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 88) seen :1
Incomplete Best-First random walk after 10001 steps, including 32 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 87) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 87) seen :2
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 85) seen :1
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 84) seen :1
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 83) seen :5
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 78) seen :1
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 77) seen :3
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 73) seen :3
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 70) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 70) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 70) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 70) seen :2
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 68) seen :2
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10000 steps, including 32 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10000 steps, including 39 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 66) seen :2
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 32 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10000 steps, including 29 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10000 steps, including 39 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 63) seen :1
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 62) seen :0
Running SMT prover for 62 properties.
// Phase 1: matrix 890 rows 75 cols
[2023-03-16 02:10:35] [INFO ] Computed 13 place invariants in 5 ms
[2023-03-16 02:10:36] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 02:10:42] [INFO ] After 5879ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:62
[2023-03-16 02:10:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-16 02:10:49] [INFO ] After 6025ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :62
[2023-03-16 02:10:56] [INFO ] After 13711ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :62
Attempting to minimize the solution found.
Minimization took 5609 ms.
[2023-03-16 02:11:02] [INFO ] After 20096ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :62
Parikh walk visited 2 properties in 5180 ms.
Support contains 41 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 890/890 transitions.
Graph (complete) has 1003 edges and 75 vertex of which 73 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 54 ms. Remains 73 /75 variables (removed 2) and now considering 890/890 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 73/75 places, 890/890 transitions.
Interrupted random walk after 692620 steps, including 44142 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen 4
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 313 ms. (steps per millisecond=319 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 100001 steps, including 308 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 100001 steps, including 323 resets, run finished after 303 ms. (steps per millisecond=330 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 313 ms. (steps per millisecond=319 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 100000 steps, including 363 resets, run finished after 310 ms. (steps per millisecond=322 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 314 ms. (steps per millisecond=318 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 100001 steps, including 367 resets, run finished after 308 ms. (steps per millisecond=324 ) properties (out of 54) seen :2
Incomplete Best-First random walk after 100001 steps, including 322 resets, run finished after 324 ms. (steps per millisecond=308 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 325 ms. (steps per millisecond=307 ) properties (out of 51) seen :2
Incomplete Best-First random walk after 100001 steps, including 314 resets, run finished after 331 ms. (steps per millisecond=302 ) properties (out of 49) seen :2
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 319 ms. (steps per millisecond=313 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 315 resets, run finished after 325 ms. (steps per millisecond=307 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 325 resets, run finished after 314 ms. (steps per millisecond=318 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 307 ms. (steps per millisecond=325 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 330 resets, run finished after 327 ms. (steps per millisecond=305 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 369 resets, run finished after 290 ms. (steps per millisecond=344 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 100001 steps, including 371 resets, run finished after 295 ms. (steps per millisecond=338 ) properties (out of 47) seen :2
Incomplete Best-First random walk after 100001 steps, including 368 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 45) seen :1
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 323 ms. (steps per millisecond=309 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 100001 steps, including 312 resets, run finished after 302 ms. (steps per millisecond=331 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 100001 steps, including 367 resets, run finished after 298 ms. (steps per millisecond=335 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 100001 steps, including 365 resets, run finished after 307 ms. (steps per millisecond=325 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 100001 steps, including 366 resets, run finished after 317 ms. (steps per millisecond=315 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 100001 steps, including 329 resets, run finished after 311 ms. (steps per millisecond=321 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 100001 steps, including 314 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 100000 steps, including 324 resets, run finished after 292 ms. (steps per millisecond=342 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 294 ms. (steps per millisecond=340 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 379 resets, run finished after 279 ms. (steps per millisecond=358 ) properties (out of 40) seen :1
Incomplete Best-First random walk after 100001 steps, including 371 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 100001 steps, including 322 resets, run finished after 262 ms. (steps per millisecond=381 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 331 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 319 resets, run finished after 272 ms. (steps per millisecond=367 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 100001 steps, including 323 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 372 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 319 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100000 steps, including 321 resets, run finished after 277 ms. (steps per millisecond=361 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 380 resets, run finished after 266 ms. (steps per millisecond=375 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 375 resets, run finished after 274 ms. (steps per millisecond=364 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 324 resets, run finished after 280 ms. (steps per millisecond=357 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 318 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 379 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 365 resets, run finished after 264 ms. (steps per millisecond=378 ) properties (out of 37) seen :1
Incomplete Best-First random walk after 100001 steps, including 366 resets, run finished after 280 ms. (steps per millisecond=357 ) properties (out of 36) seen :1
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 100001 steps, including 325 resets, run finished after 284 ms. (steps per millisecond=352 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 35) seen :0
Incomplete Best-First random walk after 100001 steps, including 354 resets, run finished after 265 ms. (steps per millisecond=377 ) properties (out of 35) seen :0
Running SMT prover for 35 properties.
// Phase 1: matrix 890 rows 73 cols
[2023-03-16 02:11:52] [INFO ] Computed 11 place invariants in 5 ms
[2023-03-16 02:11:52] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2023-03-16 02:11:55] [INFO ] After 3364ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:35
[2023-03-16 02:11:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2023-03-16 02:11:59] [INFO ] After 3317ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :35
[2023-03-16 02:12:03] [INFO ] After 6894ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :35
Attempting to minimize the solution found.
Minimization took 2871 ms.
[2023-03-16 02:12:05] [INFO ] After 10040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :35
Parikh walk visited 0 properties in 1761 ms.
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 890/890 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 72 transition count 889
Applied a total of 1 rules in 158 ms. Remains 72 /73 variables (removed 1) and now considering 889/890 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 72/73 places, 889/890 transitions.
Interrupted random walk after 760458 steps, including 51597 resets, run timeout after 30001 ms. (steps per millisecond=25 ) properties seen 2
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 338 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 369 resets, run finished after 258 ms. (steps per millisecond=387 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 329 resets, run finished after 274 ms. (steps per millisecond=364 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 337 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 33) seen :1
Incomplete Best-First random walk after 100001 steps, including 377 resets, run finished after 260 ms. (steps per millisecond=384 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 271 ms. (steps per millisecond=369 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 329 resets, run finished after 280 ms. (steps per millisecond=357 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 374 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 283 ms. (steps per millisecond=353 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 376 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 331 resets, run finished after 275 ms. (steps per millisecond=363 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 332 resets, run finished after 280 ms. (steps per millisecond=357 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 374 resets, run finished after 275 ms. (steps per millisecond=363 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 322 resets, run finished after 281 ms. (steps per millisecond=355 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 257 ms. (steps per millisecond=389 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 227 ms. (steps per millisecond=440 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 329 resets, run finished after 235 ms. (steps per millisecond=425 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 370 resets, run finished after 237 ms. (steps per millisecond=421 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 323 resets, run finished after 239 ms. (steps per millisecond=418 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 241 ms. (steps per millisecond=414 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 314 resets, run finished after 275 ms. (steps per millisecond=363 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 374 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 375 resets, run finished after 270 ms. (steps per millisecond=370 ) properties (out of 32) seen :1
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 283 ms. (steps per millisecond=353 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 315 resets, run finished after 285 ms. (steps per millisecond=350 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 371 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 323 resets, run finished after 289 ms. (steps per millisecond=346 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 345 resets, run finished after 290 ms. (steps per millisecond=344 ) properties (out of 30) seen :0
Running SMT prover for 30 properties.
// Phase 1: matrix 889 rows 72 cols
[2023-03-16 02:12:46] [INFO ] Computed 11 place invariants in 6 ms
[2023-03-16 02:12:46] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2023-03-16 02:12:49] [INFO ] After 3147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:30
[2023-03-16 02:12:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2023-03-16 02:12:52] [INFO ] After 2560ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :30
[2023-03-16 02:12:55] [INFO ] After 5822ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :30
Attempting to minimize the solution found.
Minimization took 2630 ms.
[2023-03-16 02:12:58] [INFO ] After 8731ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :30
Parikh walk visited 0 properties in 7 ms.
Support contains 24 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 889/889 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 72 transition count 888
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 71 transition count 879
Applied a total of 11 rules in 138 ms. Remains 71 /72 variables (removed 1) and now considering 879/889 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 71/72 places, 879/889 transitions.
Interrupted random walk after 909422 steps, including 58876 resets, run timeout after 30001 ms. (steps per millisecond=30 ) properties seen 2
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 304 ms. (steps per millisecond=328 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 297 ms. (steps per millisecond=336 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 364 resets, run finished after 300 ms. (steps per millisecond=333 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 310 resets, run finished after 301 ms. (steps per millisecond=332 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 319 resets, run finished after 289 ms. (steps per millisecond=346 ) properties (out of 28) seen :2
Incomplete Best-First random walk after 100000 steps, including 382 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 325 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 377 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 322 resets, run finished after 275 ms. (steps per millisecond=363 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 318 resets, run finished after 286 ms. (steps per millisecond=349 ) properties (out of 26) seen :1
Incomplete Best-First random walk after 100001 steps, including 369 resets, run finished after 291 ms. (steps per millisecond=343 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 329 resets, run finished after 286 ms. (steps per millisecond=349 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 328 resets, run finished after 290 ms. (steps per millisecond=344 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 377 resets, run finished after 280 ms. (steps per millisecond=357 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 301 resets, run finished after 295 ms. (steps per millisecond=338 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 322 resets, run finished after 287 ms. (steps per millisecond=348 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 316 resets, run finished after 292 ms. (steps per millisecond=342 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 378 resets, run finished after 292 ms. (steps per millisecond=342 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 315 resets, run finished after 294 ms. (steps per millisecond=340 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 307 resets, run finished after 298 ms. (steps per millisecond=335 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 309 resets, run finished after 285 ms. (steps per millisecond=350 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 370 resets, run finished after 287 ms. (steps per millisecond=348 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 300 resets, run finished after 307 ms. (steps per millisecond=325 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 364 resets, run finished after 298 ms. (steps per millisecond=335 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 320 resets, run finished after 307 ms. (steps per millisecond=325 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 334 resets, run finished after 298 ms. (steps per millisecond=335 ) properties (out of 25) seen :0
Running SMT prover for 25 properties.
// Phase 1: matrix 879 rows 71 cols
[2023-03-16 02:13:36] [INFO ] Computed 11 place invariants in 5 ms
[2023-03-16 02:13:36] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2023-03-16 02:13:39] [INFO ] After 2499ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-16 02:13:39] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 02:13:42] [INFO ] After 2862ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-16 02:13:45] [INFO ] After 6367ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 2885 ms.
[2023-03-16 02:13:48] [INFO ] After 9494ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Parikh walk visited 0 properties in 4 ms.
Support contains 23 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 879/879 transitions.
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 71 transition count 878
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 70 transition count 869
Applied a total of 11 rules in 114 ms. Remains 70 /71 variables (removed 1) and now considering 869/879 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 70/71 places, 869/879 transitions.
Interrupted random walk after 789705 steps, including 47859 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 3
Incomplete Best-First random walk after 100001 steps, including 313 resets, run finished after 306 ms. (steps per millisecond=326 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 372 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 309 resets, run finished after 320 ms. (steps per millisecond=312 ) properties (out of 22) seen :1
Incomplete Best-First random walk after 100001 steps, including 371 resets, run finished after 295 ms. (steps per millisecond=338 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 310 resets, run finished after 316 ms. (steps per millisecond=316 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 319 resets, run finished after 321 ms. (steps per millisecond=311 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 364 resets, run finished after 279 ms. (steps per millisecond=358 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 266 ms. (steps per millisecond=375 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 318 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 373 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 316 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 299 resets, run finished after 291 ms. (steps per millisecond=343 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 362 resets, run finished after 261 ms. (steps per millisecond=383 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 301 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 304 resets, run finished after 289 ms. (steps per millisecond=346 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 297 resets, run finished after 272 ms. (steps per millisecond=367 ) properties (out of 21) seen :1
Incomplete Best-First random walk after 100001 steps, including 383 resets, run finished after 260 ms. (steps per millisecond=384 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 308 resets, run finished after 274 ms. (steps per millisecond=364 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 100001 steps, including 294 resets, run finished after 252 ms. (steps per millisecond=396 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100001 steps, including 327 resets, run finished after 244 ms. (steps per millisecond=409 ) properties (out of 19) seen :0
Running SMT prover for 19 properties.
// Phase 1: matrix 869 rows 70 cols
[2023-03-16 02:14:24] [INFO ] Computed 11 place invariants in 5 ms
[2023-03-16 02:14:24] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 02:14:26] [INFO ] After 1812ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-16 02:14:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 55 ms returned sat
[2023-03-16 02:14:28] [INFO ] After 1742ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-16 02:14:30] [INFO ] After 3890ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 1454 ms.
[2023-03-16 02:14:32] [INFO ] After 5552ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Parikh walk visited 0 properties in 5 ms.
Support contains 19 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 869/869 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 69 transition count 859
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 69 transition count 859
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 69 transition count 857
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 24 place count 67 transition count 839
Applied a total of 24 rules in 154 ms. Remains 67 /70 variables (removed 3) and now considering 839/869 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 67/70 places, 839/869 transitions.
Interrupted random walk after 787712 steps, including 36603 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 4
Incomplete Best-First random walk after 100001 steps, including 278 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100000 steps, including 312 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 321 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 286 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 290 resets, run finished after 254 ms. (steps per millisecond=393 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 327 resets, run finished after 269 ms. (steps per millisecond=371 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 283 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 302 resets, run finished after 257 ms. (steps per millisecond=389 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 311 resets, run finished after 261 ms. (steps per millisecond=383 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 100001 steps, including 281 resets, run finished after 256 ms. (steps per millisecond=390 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 300 resets, run finished after 256 ms. (steps per millisecond=390 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 327 resets, run finished after 265 ms. (steps per millisecond=377 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 287 resets, run finished after 260 ms. (steps per millisecond=384 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 315 resets, run finished after 250 ms. (steps per millisecond=400 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 301 resets, run finished after 312 ms. (steps per millisecond=320 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
// Phase 1: matrix 839 rows 67 cols
[2023-03-16 02:15:06] [INFO ] Computed 11 place invariants in 4 ms
[2023-03-16 02:15:06] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2023-03-16 02:15:07] [INFO ] After 1249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-16 02:15:07] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2023-03-16 02:15:08] [INFO ] After 1121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-16 02:15:10] [INFO ] After 2537ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 1013 ms.
[2023-03-16 02:15:11] [INFO ] After 3638ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Parikh walk visited 0 properties in 3 ms.
Support contains 17 out of 67 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 67/67 places, 839/839 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 66 transition count 829
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 66 transition count 829
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 66 transition count 828
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 13 place count 65 transition count 819
Applied a total of 13 rules in 125 ms. Remains 65 /67 variables (removed 2) and now considering 819/839 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 125 ms. Remains : 65/67 places, 819/839 transitions.
Interrupted random walk after 862232 steps, including 31559 resets, run timeout after 30001 ms. (steps per millisecond=28 ) properties seen 6
Incomplete Best-First random walk after 1000001 steps, including 2818 resets, run finished after 1970 ms. (steps per millisecond=507 ) properties (out of 8) seen :3
Incomplete Best-First random walk after 1000001 steps, including 2624 resets, run finished after 1825 ms. (steps per millisecond=547 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2665 resets, run finished after 1679 ms. (steps per millisecond=595 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2857 resets, run finished after 1227 ms. (steps per millisecond=814 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2988 resets, run finished after 1230 ms. (steps per millisecond=813 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 819 rows 65 cols
[2023-03-16 02:15:49] [INFO ] Computed 11 place invariants in 10 ms
[2023-03-16 02:15:49] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2023-03-16 02:15:49] [INFO ] After 383ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 02:15:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 02:15:50] [INFO ] After 395ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 02:15:50] [INFO ] After 678ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 240 ms.
[2023-03-16 02:15:50] [INFO ] After 958ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 0 ms.
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 819/819 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 60 transition count 769
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 60 transition count 769
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 14 place count 60 transition count 765
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 54 place count 56 transition count 729
Applied a total of 54 rules in 110 ms. Remains 56 /65 variables (removed 9) and now considering 729/819 (removed 90) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 56/65 places, 729/819 transitions.
Incomplete random walk after 1000000 steps, including 6187 resets, run finished after 8324 ms. (steps per millisecond=120 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 1000001 steps, including 4682 resets, run finished after 690 ms. (steps per millisecond=1449 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 729 rows 56 cols
[2023-03-16 02:15:59] [INFO ] Computed 11 place invariants in 6 ms
[2023-03-16 02:15:59] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 02:16:00] [INFO ] After 297ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 02:16:00] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2023-03-16 02:16:00] [INFO ] After 237ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 02:16:00] [INFO ] After 381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 101 ms.
[2023-03-16 02:16:00] [INFO ] After 535ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 729/729 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 54 transition count 709
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 54 transition count 709
Applied a total of 4 rules in 73 ms. Remains 54 /56 variables (removed 2) and now considering 709/729 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 54/56 places, 709/729 transitions.
Incomplete random walk after 1000000 steps, including 6241 resets, run finished after 7775 ms. (steps per millisecond=128 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 4678 resets, run finished after 666 ms. (steps per millisecond=1501 ) properties (out of 1) seen :0
Finished probabilistic random walk after 141332 steps, run visited all 1 properties in 308 ms. (steps per millisecond=458 )
Probabilistic random walk after 141332 steps, saw 20489 distinct states, run finished after 309 ms. (steps per millisecond=457 ) properties seen :1
Able to resolve query QuasiLiveness after proving 843 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 408771 ms.
ITS solved all properties within timeout

BK_STOP 1678932969813

--------------------
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="AutonomousCar-PT-09a"
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 AutonomousCar-PT-09a, 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 r021-oct2-167813609100412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-09a.tgz
mv AutonomousCar-PT-09a 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 ;