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.r181-tall-167838868600352.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 lolaxred
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 r181-tall-167838868600352
=====================================================================

--------------------
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 1678544504137

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=FlexibleBarrier-PT-18b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 14:21:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 14:21:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 14:21:45] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2023-03-11 14:21:45] [INFO ] Transformed 4370 places.
[2023-03-11 14:21:45] [INFO ] Transformed 5037 transitions.
[2023-03-11 14:21:45] [INFO ] Found NUPN structural information;
[2023-03-11 14:21:46] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 369 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 32 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 18 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 536 ms. Remains 1014 /4370 variables (removed 3356) and now considering 1680/5037 (removed 3357) transitions.
[2023-03-11 14:21:46] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
// Phase 1: matrix 1627 rows 1014 cols
[2023-03-11 14:21:46] [INFO ] Computed 20 place invariants in 73 ms
[2023-03-11 14:21:47] [INFO ] Implicit Places using invariants in 867 ms returned []
[2023-03-11 14:21:47] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 14:21:47] [INFO ] Invariant cache hit.
[2023-03-11 14:21:48] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 14:21:49] [INFO ] Implicit Places using invariants and state equation in 2044 ms returned []
Implicit Place search using SMT with State Equation took 2939 ms to find 0 implicit places.
[2023-03-11 14:21:49] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 14:21:49] [INFO ] Invariant cache hit.
[2023-03-11 14:21:50] [INFO ] Dead Transitions using invariants and state equation in 722 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 4201 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 428 resets, run finished after 1032 ms. (steps per millisecond=9 ) properties (out of 704) seen :74
Running SMT prover for 630 properties.
[2023-03-11 14:21:51] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 14:21:51] [INFO ] Invariant cache hit.
[2023-03-11 14:22:01] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-03-11 14:22:17] [INFO ] After 6584ms SMT Verify possible using state equation in real domain returned unsat :0 sat :630
[2023-03-11 14:22:17] [INFO ] State equation strengthened by 109 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-11 14:22:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 14:22:17] [INFO ] After 25048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 630 Parikh solutions to 138 different solutions.
Parikh walk visited 0 properties in 94 ms.
Support contains 938 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 20 times.
Iterating global reduction 1 with 20 rules applied. Total rules applied 74 place count 1014 transition count 1606
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 94 place count 994 transition count 1606
Applied a total of 94 rules in 304 ms. Remains 994 /1014 variables (removed 20) and now considering 1606/1680 (removed 74) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 305 ms. Remains : 994/1014 places, 1606/1680 transitions.
Interrupted random walk after 406205 steps, including 18424 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 27
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) 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 603) seen :0
Probabilistic random walk after 1000000 steps, saw 313590 distinct states, run finished after 23247 ms. (steps per millisecond=43 ) properties seen :3
Running SMT prover for 600 properties.
// Phase 1: matrix 1606 rows 994 cols
[2023-03-11 14:23:11] [INFO ] Computed 20 place invariants in 39 ms
[2023-03-11 14:23:20] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2023-03-11 14:23:58] [INFO ] After 29137ms SMT Verify possible using state equation in real domain returned unsat :0 sat :549 real:51
[2023-03-11 14:23:58] [INFO ] State equation strengthened by 110 read => feed constraints.
[2023-03-11 14:24:25] [INFO ] After 27532ms SMT Verify possible using 110 Read/Feed constraints in real domain returned unsat :0 sat :0 real:600
[2023-03-11 14:24:25] [INFO ] After 73986ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:600
[2023-03-11 14:24:34] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-03-11 14:25:08] [INFO ] After 26636ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :600
[2023-03-11 14:25:36] [INFO ] After 27825ms SMT Verify possible using 110 Read/Feed constraints in natural domain returned unsat :0 sat :600
[2023-03-11 14:26:23] [INFO ] After 74997ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :600
Attempting to minimize the solution found.
Minimization took 29351 ms.
[2023-03-11 14:26:53] [INFO ] After 147558ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :600
Parikh walk visited 485 properties in 6964 ms.
Support contains 219 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 1606/1606 transitions.
Discarding 218 places :
Symmetric choice reduction at 0 with 218 rule applications. Total rules 218 place count 776 transition count 1388
Iterating global reduction 0 with 218 rules applied. Total rules applied 436 place count 776 transition count 1388
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Iterating post reduction 0 with 200 rules applied. Total rules applied 636 place count 776 transition count 1188
Free-agglomeration rule applied 464 times with reduction of 2 identical transitions.
Iterating global reduction 1 with 464 rules applied. Total rules applied 1100 place count 776 transition count 722
Reduce places removed 464 places and 0 transitions.
Iterating post reduction 1 with 464 rules applied. Total rules applied 1564 place count 312 transition count 722
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1565 place count 311 transition count 721
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 90 edges and 310 vertex of which 36 / 310 are part of one of the 18 SCC in 0 ms
Free SCC test removed 18 places
Iterating post reduction 2 with 2 rules applied. Total rules applied 1567 place count 292 transition count 721
Drop transitions removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 3 with 36 rules applied. Total rules applied 1603 place count 292 transition count 685
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 18 Pre rules applied. Total rules applied 1603 place count 292 transition count 667
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 4 with 36 rules applied. Total rules applied 1639 place count 274 transition count 667
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 1657 place count 274 transition count 649
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 5 with 36 rules applied. Total rules applied 1693 place count 256 transition count 631
Free-agglomeration rule applied 18 times.
Iterating global reduction 5 with 18 rules applied. Total rules applied 1711 place count 256 transition count 613
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 5 with 36 rules applied. Total rules applied 1747 place count 238 transition count 595
Applied a total of 1747 rules in 276 ms. Remains 238 /994 variables (removed 756) and now considering 595/1606 (removed 1011) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 277 ms. Remains : 238/994 places, 595/1606 transitions.
Incomplete random walk after 1000000 steps, including 49436 resets, run finished after 18906 ms. (steps per millisecond=52 ) properties (out of 115) seen :112
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 557 ms. (steps per millisecond=1795 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 503 ms. (steps per millisecond=1988 ) properties (out of 2) seen :1
Finished Best-First random walk after 476 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=476 )
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 334712 ms.
ITS solved all properties within timeout

BK_STOP 1678544841470

--------------------
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="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 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 r181-tall-167838868600352"
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 ;