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.r183-tall-167838870300352.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is FlexibleBarrier-PT-18b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r183-tall-167838870300352
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 6.6K Feb 25 12:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 25 12:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 12:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 12:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 25 12:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Feb 25 12:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:07 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 1.2M 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 1678552002544

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-18b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 16:26:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 16:26:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:26:44] [INFO ] Load time of PNML (sax parser for PT used): 170 ms
[2023-03-11 16:26:44] [INFO ] Transformed 4370 places.
[2023-03-11 16:26:44] [INFO ] Transformed 5037 transitions.
[2023-03-11 16:26:44] [INFO ] Found NUPN structural information;
[2023-03-11 16:26:44] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 265 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 4370/4370 places, 5037/5037 transitions.
Graph (trivial) has 4314 edges and 4370 vertex of which 110 / 4370 are part of one of the 18 SCC in 31 ms
Free SCC test removed 92 places
Ensure Unique test removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Drop transitions removed 1071 transitions
Trivial Post-agglo rules discarded 1071 transitions
Performed 1071 trivial Post agglomeration. Transition count delta: 1071
Iterating post reduction 0 with 1071 rules applied. Total rules applied 1072 place count 4278 transition count 3873
Reduce places removed 1071 places and 0 transitions.
Iterating post reduction 1 with 1071 rules applied. Total rules applied 2143 place count 3207 transition count 3873
Performed 306 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 306 Pre rules applied. Total rules applied 2143 place count 3207 transition count 3567
Deduced a syphon composed of 306 places in 16 ms
Reduce places removed 306 places and 0 transitions.
Iterating global reduction 2 with 612 rules applied. Total rules applied 2755 place count 2901 transition count 3567
Performed 1887 Post agglomeration using F-continuation condition.Transition count delta: 1887
Deduced a syphon composed of 1887 places in 2 ms
Reduce places removed 1887 places and 0 transitions.
Iterating global reduction 2 with 3774 rules applied. Total rules applied 6529 place count 1014 transition count 1680
Applied a total of 6529 rules in 453 ms. Remains 1014 /4370 variables (removed 3356) and now considering 1680/5037 (removed 3357) transitions.
[2023-03-11 16:26:45] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
// Phase 1: matrix 1627 rows 1014 cols
[2023-03-11 16:26:45] [INFO ] Computed 20 place invariants in 69 ms
[2023-03-11 16:26:46] [INFO ] Implicit Places using invariants in 1324 ms returned []
[2023-03-11 16:26:46] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:26:46] [INFO ] Invariant cache hit.
[2023-03-11 16:26:47] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 16:26:48] [INFO ] Implicit Places using invariants and state equation in 2321 ms returned []
Implicit Place search using SMT with State Equation took 3683 ms to find 0 implicit places.
[2023-03-11 16:26:48] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:26:48] [INFO ] Invariant cache hit.
[2023-03-11 16:26:49] [INFO ] Dead Transitions using invariants and state equation in 803 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1014/4370 places, 1680/5037 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 4958 ms. Remains : 1014/4370 places, 1680/5037 transitions.
Discarding 975 transitions out of 1680. Remains 705
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 425 resets, run finished after 1287 ms. (steps per millisecond=7 ) properties (out of 704) seen :73
Running SMT prover for 631 properties.
[2023-03-11 16:26:51] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:26:51] [INFO ] Invariant cache hit.
[2023-03-11 16:27:02] [INFO ] [Real]Absence check using 20 positive place invariants in 16 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)
[2023-03-11 16:27:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 16:27:17] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 631 Parikh solutions to 121 different solutions.
Parikh walk visited 0 properties in 132 ms.
Support contains 939 out of 1014 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1014/1014 places, 1680/1680 transitions.
Drop transitions removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 0 with 54 rules applied. Total rules applied 54 place count 1014 transition count 1626
Free-agglomeration rule applied 19 times.
Iterating global reduction 1 with 19 rules applied. Total rules applied 73 place count 1014 transition count 1607
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 92 place count 995 transition count 1607
Applied a total of 92 rules in 418 ms. Remains 995 /1014 variables (removed 19) and now considering 1607/1680 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 419 ms. Remains : 995/1014 places, 1607/1680 transitions.
Interrupted random walk after 303035 steps, including 13741 resets, run timeout after 30001 ms. (steps per millisecond=10 ) properties seen 32
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 599) seen :0
Probabilistic random walk after 1000000 steps, saw 313612 distinct states, run finished after 33919 ms. (steps per millisecond=29 ) properties seen :3
Running SMT prover for 596 properties.
// Phase 1: matrix 1607 rows 995 cols
[2023-03-11 16:28:21] [INFO ] Computed 20 place invariants in 42 ms
[2023-03-11 16:28:31] [INFO ] [Real]Absence check using 20 positive place invariants in 22 ms returned sat
[2023-03-11 16:29:08] [INFO ] After 28913ms SMT Verify possible using state equation in real domain returned unsat :0 sat :582 real:14
[2023-03-11 16:29:08] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 16:29:36] [INFO ] After 28132ms SMT Verify possible using 109 Read/Feed constraints in real domain returned unsat :0 sat :550 real:46
[2023-03-11 16:30:21] [INFO ] After 73088ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:596
[2023-03-11 16:30:21] [INFO ] After 118985ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:596
[2023-03-11 16:30:29] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2023-03-11 16:31:05] [INFO ] After 27799ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :596
[2023-03-11 16:31:34] [INFO ] After 29103ms SMT Verify possible using 109 Read/Feed constraints in natural domain returned unsat :0 sat :596
[2023-03-11 16:32:22] [INFO ] After 76430ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :596
Attempting to minimize the solution found.
Minimization took 29702 ms.
[2023-03-11 16:32:51] [INFO ] After 150286ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :596
Parikh walk visited 368 properties in 4523 ms.
Support contains 403 out of 995 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 995/995 places, 1607/1607 transitions.
Discarding 149 places :
Symmetric choice reduction at 0 with 149 rule applications. Total rules 149 place count 846 transition count 1458
Iterating global reduction 0 with 149 rules applied. Total rules applied 298 place count 846 transition count 1458
Ensure Unique test removed 132 transitions
Reduce isomorphic transitions removed 132 transitions.
Iterating post reduction 0 with 132 rules applied. Total rules applied 430 place count 846 transition count 1326
Free-agglomeration rule applied 351 times.
Iterating global reduction 1 with 351 rules applied. Total rules applied 781 place count 846 transition count 975
Reduce places removed 351 places and 0 transitions.
Iterating post reduction 1 with 351 rules applied. Total rules applied 1132 place count 495 transition count 975
Applied a total of 1132 rules in 427 ms. Remains 495 /995 variables (removed 500) and now considering 975/1607 (removed 632) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 427 ms. Remains : 495/995 places, 975/1607 transitions.
Interrupted random walk after 786759 steps, including 35050 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 163
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 65) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=1098 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 63) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 62) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=1030 ) properties (out of 61) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=1250 ) properties (out of 60) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 59) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 58) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=1204 ) properties (out of 57) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=1123 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 53) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=1041 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=1176 ) properties (out of 51) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=1123 ) properties (out of 50) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=1190 ) properties (out of 49) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=1190 ) properties (out of 48) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 47) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 46) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=1176 ) properties (out of 45) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=1204 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=1204 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=1298 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 40) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=1041 ) properties (out of 37) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=1219 ) properties (out of 36) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=1204 ) properties (out of 35) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 34) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 33) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 32) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=1250 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=1298 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=1298 ) properties (out of 29) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=1136 ) properties (out of 28) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=1315 ) properties (out of 27) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 26) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=1250 ) properties (out of 25) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 23) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=1234 ) properties (out of 22) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 21) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=1123 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=1351 ) properties (out of 18) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=1298 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=1298 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=1315 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=1315 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=1351 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=1388 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=1282 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=1351 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=1265 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=1470 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=1369 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=1428 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=1492 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=1639 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=1639 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 100001 steps, including 36 resets, run finished after 56 ms. (steps per millisecond=1785 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 56 ms. (steps per millisecond=1785 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-11 16:33:31] [INFO ] Flow matrix only has 860 transitions (discarded 115 similar events)
// Phase 1: matrix 860 rows 495 cols
[2023-03-11 16:33:31] [INFO ] Computed 20 place invariants in 13 ms
[2023-03-11 16:33:32] [INFO ] [Real]Absence check using 20 positive place invariants in 163 ms returned sat
[2023-03-11 16:33:32] [INFO ] After 817ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-11 16:33:32] [INFO ] [Nat]Absence check using 20 positive place invariants in 6 ms returned sat
[2023-03-11 16:33:33] [INFO ] After 215ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-11 16:33:33] [INFO ] State equation strengthened by 196 read => feed constraints.
[2023-03-11 16:33:33] [INFO ] After 152ms SMT Verify possible using 196 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-11 16:33:33] [INFO ] After 285ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 123 ms.
[2023-03-11 16:33:33] [INFO ] After 744ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 1142 steps, including 28 resets, run visited all 2 properties in 7 ms. (steps per millisecond=163 )
Parikh walk visited 2 properties in 54 ms.
Able to resolve query QuasiLiveness after proving 705 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 409169 ms.
ITS solved all properties within timeout

BK_STOP 1678552414933

--------------------
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="FlexibleBarrier-PT-18b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is FlexibleBarrier-PT-18b, 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 r183-tall-167838870300352"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-18b.tgz
mv FlexibleBarrier-PT-18b 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 ;