Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r198-tall-171640626000087.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is FlexibleBarrier-PT-20b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-171640626000087
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 13 08:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 08:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.5M May 18 16:42 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 1716495954577

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=gold2023
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-20b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-23 20:25:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-23 20:25:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 20:25:56] [INFO ] Load time of PNML (sax parser for PT used): 197 ms
[2024-05-23 20:25:56] [INFO ] Transformed 5372 places.
[2024-05-23 20:25:56] [INFO ] Transformed 6193 transitions.
[2024-05-23 20:25:56] [INFO ] Found NUPN structural information;
[2024-05-23 20:25:56] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 298 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5372/5372 places, 6193/6193 transitions.
Graph (trivial) has 5310 edges and 5372 vertex of which 122 / 5372 are part of one of the 20 SCC in 21 ms
Free SCC test removed 102 places
Ensure Unique test removed 103 transitions
Reduce isomorphic transitions removed 103 transitions.
Drop transitions removed 1309 transitions
Trivial Post-agglo rules discarded 1309 transitions
Performed 1309 trivial Post agglomeration. Transition count delta: 1309
Iterating post reduction 0 with 1309 rules applied. Total rules applied 1310 place count 5270 transition count 4781
Reduce places removed 1309 places and 0 transitions.
Iterating post reduction 1 with 1309 rules applied. Total rules applied 2619 place count 3961 transition count 4781
Performed 380 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 380 Pre rules applied. Total rules applied 2619 place count 3961 transition count 4401
Deduced a syphon composed of 380 places in 19 ms
Reduce places removed 380 places and 0 transitions.
Iterating global reduction 2 with 760 rules applied. Total rules applied 3379 place count 3581 transition count 4401
Performed 2335 Post agglomeration using F-continuation condition.Transition count delta: 2335
Deduced a syphon composed of 2335 places in 2 ms
Reduce places removed 2335 places and 0 transitions.
Iterating global reduction 2 with 4670 rules applied. Total rules applied 8049 place count 1246 transition count 2066
Applied a total of 8049 rules in 686 ms. Remains 1246 /5372 variables (removed 4126) and now considering 2066/6193 (removed 4127) transitions.
[2024-05-23 20:25:57] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
// Phase 1: matrix 2007 rows 1246 cols
[2024-05-23 20:25:57] [INFO ] Computed 22 invariants in 106 ms
[2024-05-23 20:25:58] [INFO ] Implicit Places using invariants in 1094 ms returned []
[2024-05-23 20:25:58] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2024-05-23 20:25:58] [INFO ] Invariant cache hit.
[2024-05-23 20:25:59] [INFO ] State equation strengthened by 121 read => feed constraints.
[2024-05-23 20:26:00] [INFO ] Implicit Places using invariants and state equation in 2593 ms returned []
Implicit Place search using SMT with State Equation took 3712 ms to find 0 implicit places.
[2024-05-23 20:26:00] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2024-05-23 20:26:00] [INFO ] Invariant cache hit.
[2024-05-23 20:26:01] [INFO ] Dead Transitions using invariants and state equation in 839 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1246/5372 places, 2066/6193 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 5240 ms. Remains : 1246/5372 places, 2066/6193 transitions.
Discarding 1203 transitions out of 2066. Remains 863
Initial state reduction rules removed 1 formulas.
[2024-05-23 20:26:02] [INFO ] Flatten gal took : 324 ms
[2024-05-23 20:26:02] [INFO ] Flatten gal took : 191 ms
[2024-05-23 20:26:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3603948129855827891.gal : 66 ms
[2024-05-23 20:26:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11079639418535813069.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3603948129855827891.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11079639418535813069.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11079639418535813069.prop.
Incomplete random walk after 10000 steps, including 391 resets, run finished after 1589 ms. (steps per millisecond=6 ) properties (out of 862) seen :80
Running SMT prover for 782 properties.
[2024-05-23 20:26:03] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2024-05-23 20:26:03] [INFO ] Invariant cache hit.
Reachability property qltransition_1884 is true.
Reachability property qltransition_1883 is true.
Reachability property qltransition_1882 is true.
Reachability property qltransition_1881 is true.
Reachability property qltransition_1880 is true.
Reachability property qltransition_1879 is true.
Reachability property qltransition_1878 is true.
Reachability property qltransition_1877 is true.
Reachability property qltransition_1876 is true.
Reachability property qltransition_1875 is true.
Reachability property qltransition_1874 is true.
Reachability property qltransition_1873 is true.
Reachability property qltransition_1872 is true.
Reachability property qltransition_1871 is true.
Reachability property qltransition_1870 is true.
Reachability property qltransition_1869 is true.
Reachability property qltransition_1868 is true.
Reachability property qltransition_1867 is true.
Reachability property qltransition_1866 is true.
Reachability property qltransition_1865 is true.
SDD proceeding with computation,842 properties remain. new max is 2
SDD size :1 after 28
SDD proceeding with computation,842 properties remain. new max is 4
SDD size :28 after 730
SDD proceeding with computation,842 properties remain. new max is 8
SDD size :730 after 21142
SDD proceeding with computation,842 properties remain. new max is 16
SDD size :21142 after 703918
SDD proceeding with computation,842 properties remain. new max is 32
SDD size :703918 after 6.74708e+08
SDD proceeding with computation,842 properties remain. new max is 64
SDD size :6.74708e+08 after 4.3283e+10
[2024-05-23 20:26:20] [INFO ] [Real]Absence check using 22 positive place invariants in 21 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:632)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:342)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:226)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:96)
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:426)
at fr.lip6.move.gal.application.Application.start(Application.java:182)
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)
[2024-05-23 20:26:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2024-05-23 20:26:30] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 782 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1164 out of 1246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1246/1246 places, 2066/2066 transitions.
Drop transitions removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 1246 transition count 2006
Free-agglomeration rule applied 20 times.
Iterating global reduction 1 with 20 rules applied. Total rules applied 80 place count 1246 transition count 1986
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 100 place count 1226 transition count 1986
Applied a total of 100 rules in 710 ms. Remains 1226 /1246 variables (removed 20) and now considering 1986/2066 (removed 80) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 711 ms. Remains : 1226/1246 places, 1986/2066 transitions.
Interrupted random walk after 290420 steps, including 12075 resets, run timeout after 30001 ms. (steps per millisecond=9 ) properties seen 23
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 759) seen :0
Probabilistic random walk after 1000001 steps, saw 319402 distinct states, run finished after 36879 ms. (steps per millisecond=27 ) properties seen :3
Running SMT prover for 756 properties.
// Phase 1: matrix 1986 rows 1226 cols
[2024-05-23 20:27:37] [INFO ] Computed 22 invariants in 57 ms
[2024-05-23 20:27:53] [INFO ] [Real]Absence check using 22 positive place invariants in 22 ms returned sat
[2024-05-23 20:28:48] [INFO ] After 41412ms SMT Verify possible using state equation in real domain returned unsat :0 sat :736 real:20
[2024-05-23 20:28:48] [INFO ] State equation strengthened by 120 read => feed constraints.
[2024-05-23 20:29:30] [INFO ] After 41667ms SMT Verify possible using 120 Read/Feed constraints in real domain returned unsat :0 sat :0 real:756
[2024-05-23 20:29:30] [INFO ] After 111325ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:756
[2024-05-23 20:29:43] [INFO ] [Nat]Absence check using 22 positive place invariants in 16 ms returned sat
Reachability property qltransition_1522 is true.
Reachability property qltransition_1521 is true.
Reachability property qltransition_1520 is true.
Reachability property qltransition_1519 is true.
Reachability property qltransition_1518 is true.
Reachability property qltransition_1517 is true.
Reachability property qltransition_1516 is true.
Reachability property qltransition_1515 is true.
Reachability property qltransition_1514 is true.
Reachability property qltransition_1513 is true.
Reachability property qltransition_1512 is true.
Reachability property qltransition_1511 is true.
Reachability property qltransition_1510 is true.
Reachability property qltransition_1509 is true.
Reachability property qltransition_1508 is true.
Reachability property qltransition_1507 is true.
Reachability property qltransition_1506 is true.
Reachability property qltransition_1505 is true.
Reachability property qltransition_1504 is true.
Reachability property qltransition_1503 is true.
Reachability property qltransition_1486 is true.
Reachability property qltransition_1485 is true.
Reachability property qltransition_1484 is true.
Reachability property qltransition_1483 is true.
[2024-05-23 20:30:35] [INFO ] After 39479ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :756
Reachability property qltransition_1482 is true.
Reachability property qltransition_1481 is true.
[2024-05-23 20:31:15] [INFO ] After 40478ms SMT Verify possible using 120 Read/Feed constraints in natural domain returned unsat :0 sat :756
Reachability property qltransition_1480 is true.
Reachability property qltransition_1479 is true.
[2024-05-23 20:32:23] [INFO ] After 108955ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :756
Attempting to minimize the solution found.
Reachability property qltransition_1478 is true.
Minimization took 41072 ms.
[2024-05-23 20:33:05] [INFO ] After 214975ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :756
Parikh walk visited 712 properties in 13776 ms.
Support contains 38 out of 1226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1226/1226 places, 1986/1986 transitions.
Discarding 367 places :
Symmetric choice reduction at 0 with 367 rule applications. Total rules 367 place count 859 transition count 1619
Iterating global reduction 0 with 367 rules applied. Total rules applied 734 place count 859 transition count 1619
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Iterating post reduction 0 with 347 rules applied. Total rules applied 1081 place count 859 transition count 1272
Reachability property qltransition_1477 is true.
Free-agglomeration rule applied 718 times.
Iterating global reduction 1 with 718 rules applied. Total rules applied 1799 place count 859 transition count 554
Reduce places removed 718 places and 0 transitions.
Drop transitions removed 190 transitions
Reduce isomorphic transitions removed 190 transitions.
Iterating post reduction 1 with 908 rules applied. Total rules applied 2707 place count 141 transition count 364
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2708 place count 140 transition count 363
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 100 edges and 139 vertex of which 40 / 139 are part of one of the 20 SCC in 1 ms
Free SCC test removed 20 places
Iterating post reduction 2 with 2 rules applied. Total rules applied 2710 place count 119 transition count 363
Drop transitions removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 3 with 40 rules applied. Total rules applied 2750 place count 119 transition count 323
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 20 Pre rules applied. Total rules applied 2750 place count 119 transition count 303
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 4 with 40 rules applied. Total rules applied 2790 place count 99 transition count 303
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 4 with 20 rules applied. Total rules applied 2810 place count 99 transition count 283
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 5 with 40 rules applied. Total rules applied 2850 place count 79 transition count 263
Free-agglomeration rule applied 20 times.
Iterating global reduction 5 with 20 rules applied. Total rules applied 2870 place count 79 transition count 243
Reduce places removed 27 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 74 transitions.
Iterating post reduction 5 with 101 rules applied. Total rules applied 2971 place count 52 transition count 169
Drop transitions removed 94 transitions
Redundant transition composition rules discarded 94 transitions
Iterating global reduction 6 with 94 rules applied. Total rules applied 3065 place count 52 transition count 75
Applied a total of 3065 rules in 339 ms. Remains 52 /1226 variables (removed 1174) and now considering 75/1986 (removed 1911) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 339 ms. Remains : 52/1226 places, 75/1986 transitions.
Finished random walk after 1521 steps, including 85 resets, run visited all 15 properties in 14 ms. (steps per millisecond=108 )
Parikh walk visited 0 properties in 0 ms.
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 863 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
Total runtime 442975 ms.

BK_STOP 1716496400812

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-20b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is FlexibleBarrier-PT-20b, 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 r198-tall-171640626000087"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20b.tgz
mv FlexibleBarrier-PT-20b 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 ;