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.r185-tall-167838872000362.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 smartxred
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 r185-tall-167838872000362
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.1K Feb 25 12:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 12:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 25 12:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 171K Feb 25 12:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 25 12:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 25 12:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:08 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 1.5M 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 1679424746627

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-20b
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-21 18:52:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 18:52:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 18:52:28] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2023-03-21 18:52:28] [INFO ] Transformed 5372 places.
[2023-03-21 18:52:28] [INFO ] Transformed 6193 transitions.
[2023-03-21 18:52:28] [INFO ] Found NUPN structural information;
[2023-03-21 18:52:28] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 291 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 19 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 21 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 3 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 735 ms. Remains 1246 /5372 variables (removed 4126) and now considering 2066/6193 (removed 4127) transitions.
[2023-03-21 18:52:29] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
// Phase 1: matrix 2007 rows 1246 cols
[2023-03-21 18:52:29] [INFO ] Computed 22 place invariants in 100 ms
[2023-03-21 18:52:30] [INFO ] Implicit Places using invariants in 1223 ms returned []
[2023-03-21 18:52:30] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2023-03-21 18:52:30] [INFO ] Invariant cache hit.
[2023-03-21 18:52:31] [INFO ] State equation strengthened by 121 read => feed constraints.
[2023-03-21 18:52:33] [INFO ] Implicit Places using invariants and state equation in 2756 ms returned []
Implicit Place search using SMT with State Equation took 4008 ms to find 0 implicit places.
[2023-03-21 18:52:33] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2023-03-21 18:52:33] [INFO ] Invariant cache hit.
[2023-03-21 18:52:34] [INFO ] Dead Transitions using invariants and state equation in 884 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 5630 ms. Remains : 1246/5372 places, 2066/6193 transitions.
Discarding 1203 transitions out of 2066. Remains 863
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 394 resets, run finished after 1337 ms. (steps per millisecond=7 ) properties (out of 862) seen :80
Running SMT prover for 782 properties.
[2023-03-21 18:52:35] [INFO ] Flow matrix only has 2007 transitions (discarded 59 similar events)
[2023-03-21 18:52:35] [INFO ] Invariant cache hit.
[2023-03-21 18:52:52] [INFO ] [Real]Absence check using 22 positive place invariants in 19 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:629)
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)
[2023-03-21 18:53:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 18:53:02] [INFO ] After 25023ms 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 1 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 448 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 448 ms. Remains : 1226/1246 places, 1986/2066 transitions.
Interrupted random walk after 287360 steps, including 11950 resets, run timeout after 30001 ms. (steps per millisecond=9 ) properties seen 15
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) 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 767) seen :0
Probabilistic random walk after 1000001 steps, saw 319402 distinct states, run finished after 34459 ms. (steps per millisecond=29 ) properties seen :3
Running SMT prover for 764 properties.
// Phase 1: matrix 1986 rows 1226 cols
[2023-03-21 18:54:07] [INFO ] Computed 22 place invariants in 62 ms
[2023-03-21 18:54:23] [INFO ] [Real]Absence check using 22 positive place invariants in 21 ms returned sat
[2023-03-21 18:55:22] [INFO ] After 43264ms SMT Verify possible using state equation in real domain returned unsat :0 sat :741 real:23
[2023-03-21 18:55:22] [INFO ] State equation strengthened by 120 read => feed constraints.
[2023-03-21 18:56:05] [INFO ] After 42632ms SMT Verify possible using 120 Read/Feed constraints in real domain returned unsat :0 sat :0 real:764
[2023-03-21 18:56:05] [INFO ] After 116776ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:764
[2023-03-21 18:56:19] [INFO ] [Nat]Absence check using 22 positive place invariants in 24 ms returned sat
[2023-03-21 18:57:13] [INFO ] After 40257ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :764
[2023-03-21 18:57:56] [INFO ] After 43367ms SMT Verify possible using 120 Read/Feed constraints in natural domain returned unsat :0 sat :764
[2023-03-21 18:59:07] [INFO ] After 114452ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :764
Attempting to minimize the solution found.
Minimization took 42457 ms.
[2023-03-21 18:59:50] [INFO ] After 225031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :764
Parikh walk visited 660 properties in 1618 ms.
Support contains 218 out of 1226 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1226/1226 places, 1986/1986 transitions.
Discarding 286 places :
Symmetric choice reduction at 0 with 286 rule applications. Total rules 286 place count 940 transition count 1700
Iterating global reduction 0 with 286 rules applied. Total rules applied 572 place count 940 transition count 1700
Ensure Unique test removed 267 transitions
Reduce isomorphic transitions removed 267 transitions.
Iterating post reduction 0 with 267 rules applied. Total rules applied 839 place count 940 transition count 1433
Free-agglomeration rule applied 619 times.
Iterating global reduction 1 with 619 rules applied. Total rules applied 1458 place count 940 transition count 814
Reduce places removed 619 places and 0 transitions.
Iterating post reduction 1 with 619 rules applied. Total rules applied 2077 place count 321 transition count 814
Applied a total of 2077 rules in 296 ms. Remains 321 /1226 variables (removed 905) and now considering 814/1986 (removed 1172) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 321/1226 places, 814/1986 transitions.
Incomplete random walk after 1000000 steps, including 39787 resets, run finished after 17728 ms. (steps per millisecond=56 ) properties (out of 104) seen :103
Incomplete Best-First random walk after 1000001 steps, including 644 resets, run finished after 533 ms. (steps per millisecond=1876 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 19:00:10] [INFO ] Flow matrix only has 566 transitions (discarded 248 similar events)
// Phase 1: matrix 566 rows 321 cols
[2023-03-21 19:00:10] [INFO ] Computed 22 place invariants in 10 ms
[2023-03-21 19:00:10] [INFO ] [Real]Absence check using 22 positive place invariants in 5 ms returned sat
[2023-03-21 19:00:10] [INFO ] After 125ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-21 19:00:10] [INFO ] State equation strengthened by 205 read => feed constraints.
[2023-03-21 19:00:10] [INFO ] After 84ms SMT Verify possible using 205 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 19:00:10] [INFO ] After 293ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 19:00:10] [INFO ] [Nat]Absence check using 22 positive place invariants in 11 ms returned sat
[2023-03-21 19:00:10] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 19:00:11] [INFO ] After 77ms SMT Verify possible using 205 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 19:00:11] [INFO ] After 111ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-21 19:00:11] [INFO ] After 319ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 132 steps, including 2 resets, run visited all 1 properties in 2 ms. (steps per millisecond=66 )
Parikh walk visited 1 properties in 1 ms.
Able to resolve query QuasiLiveness after proving 863 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 462984 ms.
ITS solved all properties within timeout

BK_STOP 1679425212571

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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-20b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
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 smartxred"
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 r185-tall-167838872000362"
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 ;