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.r184-tall-167838871200352.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 marciexred
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 r184-tall-167838871200352
=====================================================================

--------------------
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 1678551862716

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-18b
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-11 16:24:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 16:24:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:24:24] [INFO ] Load time of PNML (sax parser for PT used): 188 ms
[2023-03-11 16:24:24] [INFO ] Transformed 4370 places.
[2023-03-11 16:24:24] [INFO ] Transformed 5037 transitions.
[2023-03-11 16:24:24] [INFO ] Found NUPN structural information;
[2023-03-11 16:24:24] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 285 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 33 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 19 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 544 ms. Remains 1014 /4370 variables (removed 3356) and now considering 1680/5037 (removed 3357) transitions.
[2023-03-11 16:24:25] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
// Phase 1: matrix 1627 rows 1014 cols
[2023-03-11 16:24:25] [INFO ] Computed 20 place invariants in 78 ms
[2023-03-11 16:24:25] [INFO ] Implicit Places using invariants in 859 ms returned []
[2023-03-11 16:24:25] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:24:25] [INFO ] Invariant cache hit.
[2023-03-11 16:24:26] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 16:24:27] [INFO ] Implicit Places using invariants and state equation in 1940 ms returned []
Implicit Place search using SMT with State Equation took 2827 ms to find 0 implicit places.
[2023-03-11 16:24:27] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:24:27] [INFO ] Invariant cache hit.
[2023-03-11 16:24:28] [INFO ] Dead Transitions using invariants and state equation in 685 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 4059 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 424 resets, run finished after 1080 ms. (steps per millisecond=9 ) properties (out of 704) seen :73
Running SMT prover for 631 properties.
[2023-03-11 16:24:29] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-03-11 16:24:29] [INFO ] Invariant cache hit.
[2023-03-11 16:24:40] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-03-11 16:24:55] [INFO ] After 6531ms SMT Verify possible using state equation in real domain returned unsat :0 sat :631
[2023-03-11 16:24:55] [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 16:24:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-11 16:24:55] [INFO ] After 25056ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 631 Parikh solutions to 126 different solutions.
Parikh walk visited 0 properties in 110 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 312 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 312 ms. Remains : 995/1014 places, 1607/1680 transitions.
Interrupted random walk after 359674 steps, including 16311 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 19
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) 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 612) seen :0
Probabilistic random walk after 1000000 steps, saw 313601 distinct states, run finished after 26249 ms. (steps per millisecond=38 ) properties seen :3
Running SMT prover for 609 properties.
// Phase 1: matrix 1607 rows 995 cols
[2023-03-11 16:25:52] [INFO ] Computed 20 place invariants in 41 ms
[2023-03-11 16:26:01] [INFO ] [Real]Absence check using 20 positive place invariants in 20 ms returned sat
[2023-03-11 16:26:40] [INFO ] After 29579ms SMT Verify possible using state equation in real domain returned unsat :0 sat :558 real:51
[2023-03-11 16:26:40] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 16:27:05] [INFO ] After 25153ms SMT Verify possible using 109 Read/Feed constraints in real domain returned unsat :0 sat :0 real:609
[2023-03-11 16:27:05] [INFO ] After 72441ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:609
[2023-03-11 16:27:13] [INFO ] [Nat]Absence check using 20 positive place invariants in 13 ms returned sat
[2023-03-11 16:27:49] [INFO ] After 27360ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :609
[2023-03-11 16:28:16] [INFO ] After 27179ms SMT Verify possible using 109 Read/Feed constraints in natural domain returned unsat :0 sat :609
[2023-03-11 16:29:03] [INFO ] After 74158ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :609
Attempting to minimize the solution found.
Minimization took 28857 ms.
[2023-03-11 16:29:32] [INFO ] After 146895ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :609
Parikh walk visited 484 properties in 5829 ms.
Support contains 238 out of 995 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 995/995 places, 1607/1607 transitions.
Discarding 210 places :
Symmetric choice reduction at 0 with 210 rule applications. Total rules 210 place count 785 transition count 1397
Iterating global reduction 0 with 210 rules applied. Total rules applied 420 place count 785 transition count 1397
Ensure Unique test removed 193 transitions
Reduce isomorphic transitions removed 193 transitions.
Iterating post reduction 0 with 193 rules applied. Total rules applied 613 place count 785 transition count 1204
Free-agglomeration rule applied 454 times with reduction of 1 identical transitions.
Iterating global reduction 1 with 454 rules applied. Total rules applied 1067 place count 785 transition count 749
Reduce places removed 454 places and 0 transitions.
Iterating post reduction 1 with 454 rules applied. Total rules applied 1521 place count 331 transition count 749
Applied a total of 1521 rules in 224 ms. Remains 331 /995 variables (removed 664) and now considering 749/1607 (removed 858) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 224 ms. Remains : 331/995 places, 749/1607 transitions.
Incomplete random walk after 1000000 steps, including 42610 resets, run finished after 23419 ms. (steps per millisecond=42 ) properties (out of 125) seen :121
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 563 ms. (steps per millisecond=1776 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 586 ms. (steps per millisecond=1706 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 514 ms. (steps per millisecond=1945 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 1000001 steps, including 667 resets, run finished after 476 ms. (steps per millisecond=2100 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 16:30:04] [INFO ] Flow matrix only has 572 transitions (discarded 177 similar events)
// Phase 1: matrix 572 rows 331 cols
[2023-03-11 16:30:04] [INFO ] Computed 20 place invariants in 6 ms
[2023-03-11 16:30:04] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2023-03-11 16:30:04] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-11 16:30:04] [INFO ] State equation strengthened by 174 read => feed constraints.
[2023-03-11 16:30:04] [INFO ] After 91ms SMT Verify possible using 174 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 16:30:04] [INFO ] After 350ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 16:30:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-11 16:30:04] [INFO ] After 109ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 16:30:04] [INFO ] After 61ms SMT Verify possible using 174 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 16:30:04] [INFO ] After 97ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-11 16:30:04] [INFO ] After 372ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 1892 steps, including 46 resets, run visited all 1 properties in 13 ms. (steps per millisecond=145 )
Parikh walk visited 1 properties in 13 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 340597 ms.
ITS solved all properties within timeout

BK_STOP 1678552206095

--------------------
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="marciexred"
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 marciexred"
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 r184-tall-167838871200352"
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 ;