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.r179-tall-167838867100352.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 itstools
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 r179-tall-167838867100352
=====================================================================

--------------------
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 1680360465734

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=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-18b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303301559
[2023-04-01 14:47:47] [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]
[2023-04-01 14:47:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-01 14:47:47] [INFO ] Load time of PNML (sax parser for PT used): 210 ms
[2023-04-01 14:47:47] [INFO ] Transformed 4370 places.
[2023-04-01 14:47:47] [INFO ] Transformed 5037 transitions.
[2023-04-01 14:47:47] [INFO ] Found NUPN structural information;
[2023-04-01 14:47:47] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 361 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 22 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 606 ms. Remains 1014 /4370 variables (removed 3356) and now considering 1680/5037 (removed 3357) transitions.
[2023-04-01 14:47:48] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
// Phase 1: matrix 1627 rows 1014 cols
[2023-04-01 14:47:48] [INFO ] Computed 20 invariants in 79 ms
[2023-04-01 14:47:49] [INFO ] Implicit Places using invariants in 938 ms returned []
[2023-04-01 14:47:49] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-04-01 14:47:49] [INFO ] Invariant cache hit.
[2023-04-01 14:47:49] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-04-01 14:47:51] [INFO ] Implicit Places using invariants and state equation in 1948 ms returned []
Implicit Place search using SMT with State Equation took 2917 ms to find 0 implicit places.
[2023-04-01 14:47:51] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-04-01 14:47:51] [INFO ] Invariant cache hit.
[2023-04-01 14:47:51] [INFO ] Dead Transitions using invariants and state equation in 668 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 4193 ms. Remains : 1014/4370 places, 1680/5037 transitions.
Discarding 975 transitions out of 1680. Remains 705
Initial state reduction rules removed 1 formulas.
[2023-04-01 14:47:52] [INFO ] Flatten gal took : 200 ms
[2023-04-01 14:47:52] [INFO ] Flatten gal took : 142 ms
[2023-04-01 14:47:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2729660730356924351.gal : 47 ms
[2023-04-01 14:47:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12539271935142781543.prop : 8 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303301559/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2729660730356924351.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12539271935142781543.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303301559/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12539271935142781543.prop.
Incomplete random walk after 10000 steps, including 422 resets, run finished after 1286 ms. (steps per millisecond=7 ) properties (out of 704) seen :73
Running SMT prover for 631 properties.
[2023-04-01 14:47:53] [INFO ] Flow matrix only has 1627 transitions (discarded 53 similar events)
[2023-04-01 14:47:53] [INFO ] Invariant cache hit.
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_1502 is true.
Reachability property qltransition_1501 is true.
Reachability property qltransition_1500 is true.
Reachability property qltransition_1499 is true.
SDD proceeding with computation,686 properties remain. new max is 2
SDD size :1 after 553
SDD proceeding with computation,686 properties remain. new max is 4
SDD size :553 after 13801
SDD proceeding with computation,686 properties remain. new max is 8
SDD size :13801 after 16876
SDD proceeding with computation,686 properties remain. new max is 16
SDD size :16876 after 521641
SDD proceeding with computation,686 properties remain. new max is 32
SDD size :521641 after 3.97837e+08
[2023-04-01 14:48:03] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
SDD proceeding with computation,686 properties remain. new max is 64
SDD size :3.97837e+08 after 4.93589e+11
[2023-04-01 14:48:19] [INFO ] After 6717ms SMT Verify possible using state equation in real domain returned unsat :0 sat :631
[2023-04-01 14:48:19] [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:645)
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)
[2023-04-01 14:48:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-04-01 14:48:19] [INFO ] After 25036ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 631 Parikh solutions to 138 different solutions.
Parikh walk visited 0 properties in 131 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 350 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 351 ms. Remains : 995/1014 places, 1607/1680 transitions.
Interrupted random walk after 336053 steps, including 15240 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 30
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 601) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 601) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 601) 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 601) 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 601) 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 601) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) 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 601) seen :0
Probabilistic random walk after 1000001 steps, saw 313611 distinct states, run finished after 29277 ms. (steps per millisecond=34 ) properties seen :3
Running SMT prover for 598 properties.
// Phase 1: matrix 1607 rows 995 cols
[2023-04-01 14:49:19] [INFO ] Computed 20 invariants in 41 ms
Reachability property qltransition_1226 is true.
Reachability property qltransition_1225 is true.
Reachability property qltransition_1224 is true.
Reachability property qltransition_1223 is true.
Reachability property qltransition_1222 is true.
Reachability property qltransition_1221 is true.
Reachability property qltransition_1220 is true.
Reachability property qltransition_1219 is true.
Reachability property qltransition_1218 is true.
Reachability property qltransition_1217 is true.
Reachability property qltransition_1216 is true.
Reachability property qltransition_1215 is true.
Reachability property qltransition_1214 is true.
Reachability property qltransition_1213 is true.
Reachability property qltransition_1212 is true.
Reachability property qltransition_1211 is true.
Reachability property qltransition_1210 is true.
Reachability property qltransition_1209 is true.
Reachability property qltransition_1194 is true.
Reachability property qltransition_1193 is true.
Reachability property qltransition_1192 is true.
[2023-04-01 14:49:28] [INFO ] [Real]Absence check using 20 positive place invariants in 19 ms returned sat
Reachability property qltransition_1191 is true.
Reachability property qltransition_1190 is true.
Reachability property qltransition_1189 is true.
[2023-04-01 14:50:07] [INFO ] After 30074ms SMT Verify possible using state equation in real domain returned unsat :0 sat :584 real:14
[2023-04-01 14:50:07] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-04-01 14:50:34] [INFO ] After 27772ms SMT Verify possible using 109 Read/Feed constraints in real domain returned unsat :0 sat :584 real:14
Reachability property qltransition_1188 is true.
[2023-04-01 14:51:22] [INFO ] After 75027ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :584 real:14
Attempting to minimize the solution found.
Minimization took 28314 ms.
[2023-04-01 14:51:50] [INFO ] After 150580ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :584 real:14
[2023-04-01 14:51:58] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2023-04-01 14:52:33] [INFO ] After 27160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :598
[2023-04-01 14:53:01] [INFO ] After 27868ms SMT Verify possible using 109 Read/Feed constraints in natural domain returned unsat :0 sat :598
Reachability property qltransition_1187 is true.
[2023-04-01 14:53:47] [INFO ] After 73540ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :598
Attempting to minimize the solution found.
Minimization took 28018 ms.
[2023-04-01 14:54:15] [INFO ] After 144968ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :598
Parikh walk visited 372 properties in 5677 ms.
Support contains 364 out of 995 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 995/995 places, 1607/1607 transitions.
Discarding 161 places :
Symmetric choice reduction at 0 with 161 rule applications. Total rules 161 place count 834 transition count 1446
Iterating global reduction 0 with 161 rules applied. Total rules applied 322 place count 834 transition count 1446
Ensure Unique test removed 143 transitions
Reduce isomorphic transitions removed 143 transitions.
Iterating post reduction 0 with 143 rules applied. Total rules applied 465 place count 834 transition count 1303
Free-agglomeration rule applied 377 times with reduction of 1 identical transitions.
Iterating global reduction 1 with 377 rules applied. Total rules applied 842 place count 834 transition count 925
Reduce places removed 377 places and 0 transitions.
Iterating post reduction 1 with 377 rules applied. Total rules applied 1219 place count 457 transition count 925
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1220 place count 456 transition count 924
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 90 edges and 455 vertex of which 36 / 455 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 1222 place count 437 transition count 924
Drop transitions removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 3 with 36 rules applied. Total rules applied 1258 place count 437 transition count 888
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 18 Pre rules applied. Total rules applied 1258 place count 437 transition count 870
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 4 with 36 rules applied. Total rules applied 1294 place count 419 transition count 870
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 1312 place count 419 transition count 852
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 1348 place count 401 transition count 834
Free-agglomeration rule applied 18 times.
Iterating global reduction 5 with 18 rules applied. Total rules applied 1366 place count 401 transition count 816
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 1402 place count 383 transition count 798
Applied a total of 1402 rules in 324 ms. Remains 383 /995 variables (removed 612) and now considering 798/1607 (removed 809) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 324 ms. Remains : 383/995 places, 798/1607 transitions.
Interrupted random walk after 727921 steps, including 36261 resets, run timeout after 30001 ms. (steps per millisecond=24 ) properties seen 157
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=1250 ) properties (out of 45) 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 44) 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 43) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 42) 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 41) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 40) 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 39) 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 38) 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 37) 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 36) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=1149 ) properties (out of 35) 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 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 83 ms. (steps per millisecond=1204 ) properties (out of 32) 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 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=1149 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=1111 ) properties (out of 29) 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 28) 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 27) 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 26) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 25) 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 24) 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 23) 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 22) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=1333 ) properties (out of 21) 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 20) 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 19) 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 18) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 17) 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 16) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 15) 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 14) 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 13) 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 12) 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 11) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 10) 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 9) 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 8) 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 7) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=1666 ) properties (out of 6) 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 5) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=1754 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=1666 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=2083 ) properties (out of 2) seen :1
Finished Best-First random walk after 792 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=792 )
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 705 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 427567 ms.

BK_STOP 1680360895031

--------------------
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_1.0.0.202303301559.jar
+ VERSION=202303301559
+ echo 'Running Version 202303301559'
+ /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-18b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
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 r179-tall-167838867100352"
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 ;