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.r025-oct2-167813611700192.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 smartxred
Input is AirplaneLD-PT-4000, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r025-oct2-167813611700192
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 89M
-rw-r--r-- 1 mcc users 2.8M Feb 26 15:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 8.9M Feb 26 15:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Feb 26 13:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 8.7M Feb 26 13:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 734K Feb 25 15:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.7M Feb 25 15:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.1M Feb 25 15:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Feb 25 15:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.3M Feb 26 19:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17M Feb 26 19:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0M Feb 26 17:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17M Feb 26 17:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 191K Feb 25 15:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 358K Feb 25 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 18M 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 1679007465846

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AirplaneLD-PT-4000
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-16 22:57:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 22:57:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 22:57:50] [INFO ] Load time of PNML (sax parser for PT used): 1212 ms
[2023-03-16 22:57:50] [INFO ] Transformed 28019 places.
[2023-03-16 22:57:50] [INFO ] Transformed 32008 transitions.
[2023-03-16 22:57:50] [INFO ] Parsed PT model containing 28019 places and 32008 transitions and 122028 arcs in 1550 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 28019/28019 places, 32008/32008 transitions.
Reduce places removed 12005 places and 0 transitions.
Iterating post reduction 0 with 12005 rules applied. Total rules applied 12005 place count 16014 transition count 32008
Applied a total of 12005 rules in 563 ms. Remains 16014 /28019 variables (removed 12005) and now considering 32008/32008 (removed 0) transitions.
// Phase 1: matrix 32008 rows 16014 cols
[2023-03-16 22:58:17] [INFO ] Computed 1 place invariants in 25800 ms
[2023-03-16 22:58:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 22:58:19] [INFO ] Implicit Places using invariants in 28371 ms returned []
Implicit Place search using SMT only with invariants took 28461 ms to find 0 implicit places.
[2023-03-16 22:58:19] [INFO ] Invariant cache hit.
[2023-03-16 22:58:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 22:58:22] [INFO ] Dead Transitions using invariants and state equation in 2792 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 16014/28019 places, 32008/32008 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 31827 ms. Remains : 16014/28019 places, 32008/32008 transitions.
Discarding 15999 transitions out of 32008. Remains 16009
Initial state reduction rules removed 5 formulas.
Interrupted random walk after 9591 steps, including 1194 resets, run timeout after 30011 ms. (steps per millisecond=0 ) properties seen 8
Probabilistic random walk after 30001 steps, saw 26939 distinct states, run finished after 58277 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 15996 properties.
[2023-03-16 22:59:53] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.assertInvariants(DeadlockTester.java:2347)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
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 23:00:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:00:18] [INFO ] After 25060ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 15996 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 15999 out of 16014 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 16014/16014 places, 32008/32008 transitions.
Graph (complete) has 22012 edges and 16014 vertex of which 16012 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.104 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 16012 transition count 32004
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 5 place count 16012 transition count 32001
Deduced a syphon composed of 3 places in 32 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 13 place count 16007 transition count 32001
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 15 place count 16005 transition count 31999
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 16005 transition count 31999
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 19 place count 16005 transition count 31997
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 21 place count 16005 transition count 31995
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 23 place count 16003 transition count 31995
Applied a total of 23 rules in 1100 ms. Remains 16003 /16014 variables (removed 11) and now considering 31995/32008 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1118 ms. Remains : 16003/16014 places, 31995/32008 transitions.
Interrupted random walk after 8261 steps, including 1230 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen 22
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15974) seen :0
Probabilistic random walk after 87001 steps, saw 55927 distinct states, run finished after 90233 ms. (steps per millisecond=0 ) properties seen :11972
Running SMT prover for 4002 properties.
// Phase 1: matrix 31995 rows 16003 cols
[2023-03-16 23:02:45] [INFO ] Computed 1 place invariants in 24276 ms
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.assertInvariants(DeadlockTester.java:2347)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
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 23:06:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:06:30] [INFO ] After 225096ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4002 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4004 out of 16003 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 16003/16003 places, 31995/31995 transitions.
Graph (complete) has 22001 edges and 16003 vertex of which 12001 are kept as prefixes of interest. Removing 4002 places using SCC suffix rule.26 ms
Discarding 4002 places :
Also discarding 8000 output transitions
Drop transitions removed 8000 transitions
Discarding 7991 places :
Symmetric choice reduction at 0 with 7991 rule applications. Total rules 7992 place count 4010 transition count 16004
Iterating global reduction 0 with 7991 rules applied. Total rules applied 15983 place count 4010 transition count 16004
Ensure Unique test removed 7991 transitions
Reduce isomorphic transitions removed 7991 transitions.
Iterating post reduction 0 with 7991 rules applied. Total rules applied 23974 place count 4010 transition count 8013
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 23977 place count 4010 transition count 8010
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 23982 place count 4007 transition count 8008
Applied a total of 23982 rules in 1148 ms. Remains 4007 /16003 variables (removed 11996) and now considering 8008/31995 (removed 23987) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1153 ms. Remains : 4007/16003 places, 8008/31995 transitions.
Interrupted random walk after 23605 steps, including 4313 resets, run timeout after 30004 ms. (steps per millisecond=0 ) properties seen 1702
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 2300) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 2300) seen :0
Running SMT prover for 2300 properties.
// Phase 1: matrix 8008 rows 4007 cols
[2023-03-16 23:07:04] [INFO ] Computed 1 place invariants in 2901 ms
[2023-03-16 23:11:19] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 3 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:621)
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 23:11:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 23:11:26] [INFO ] After 225038ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2300 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2301 out of 4007 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4007/4007 places, 8008/8008 transitions.
Graph (complete) has 4009 edges and 4007 vertex of which 4003 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.3 ms
Discarding 4 places :
Also discarding 0 output transitions
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 4003 transition count 7999
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 10 place count 4003 transition count 7998
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 4002 transition count 7998
Discarding 1696 places :
Symmetric choice reduction at 1 with 1696 rule applications. Total rules 1708 place count 2306 transition count 6302
Iterating global reduction 1 with 1696 rules applied. Total rules applied 3404 place count 2306 transition count 6302
Ensure Unique test removed 1696 transitions
Reduce isomorphic transitions removed 1696 transitions.
Iterating post reduction 1 with 1696 rules applied. Total rules applied 5100 place count 2306 transition count 4606
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5102 place count 2306 transition count 4604
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 5107 place count 2303 transition count 4602
Applied a total of 5107 rules in 296 ms. Remains 2303 /4007 variables (removed 1704) and now considering 4602/8008 (removed 3406) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 2303/4007 places, 4602/8008 transitions.
Interrupted random walk after 59945 steps, including 14986 resets, run timeout after 30001 ms. (steps per millisecond=1 ) properties seen 2295
Incomplete Best-First random walk after 1000001 steps, including 295 resets, run finished after 677 ms. (steps per millisecond=1477 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 289 resets, run finished after 715 ms. (steps per millisecond=1398 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 292 resets, run finished after 536 ms. (steps per millisecond=1865 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 284 resets, run finished after 489 ms. (steps per millisecond=2044 ) properties (out of 2) seen :1
Finished Best-First random walk after 4604 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1534 )
Able to resolve query QuasiLiveness after proving 16009 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 850376 ms.
ITS solved all properties within timeout

BK_STOP 1679008319804

--------------------
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="AirplaneLD-PT-4000"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
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 smartxred"
echo " Input is AirplaneLD-PT-4000, 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 r025-oct2-167813611700192"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-4000.tgz
mv AirplaneLD-PT-4000 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 ;