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-171640626000097.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-22b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-171640626000097
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K 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 25K May 19 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 08:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K Apr 13 08:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 1.8M 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 1716496003000

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-22b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-23 20:26:44] [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 20:26:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 20:26:44] [INFO ] Load time of PNML (sax parser for PT used): 265 ms
[2024-05-23 20:26:44] [INFO ] Transformed 6478 places.
[2024-05-23 20:26:44] [INFO ] Transformed 7469 transitions.
[2024-05-23 20:26:44] [INFO ] Found NUPN structural information;
[2024-05-23 20:26:44] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 375 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 6478/6478 places, 7469/7469 transitions.
Graph (trivial) has 6410 edges and 6478 vertex of which 134 / 6478 are part of one of the 22 SCC in 29 ms
Free SCC test removed 112 places
Ensure Unique test removed 113 transitions
Reduce isomorphic transitions removed 113 transitions.
Drop transitions removed 1571 transitions
Trivial Post-agglo rules discarded 1571 transitions
Performed 1571 trivial Post agglomeration. Transition count delta: 1571
Iterating post reduction 0 with 1571 rules applied. Total rules applied 1572 place count 6366 transition count 5785
Reduce places removed 1571 places and 0 transitions.
Iterating post reduction 1 with 1571 rules applied. Total rules applied 3143 place count 4795 transition count 5785
Performed 462 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 462 Pre rules applied. Total rules applied 3143 place count 4795 transition count 5323
Deduced a syphon composed of 462 places in 50 ms
Reduce places removed 462 places and 0 transitions.
Iterating global reduction 2 with 924 rules applied. Total rules applied 4067 place count 4333 transition count 5323
Performed 2831 Post agglomeration using F-continuation condition.Transition count delta: 2831
Deduced a syphon composed of 2831 places in 2 ms
Reduce places removed 2831 places and 0 transitions.
Iterating global reduction 2 with 5662 rules applied. Total rules applied 9729 place count 1502 transition count 2492
Applied a total of 9729 rules in 920 ms. Remains 1502 /6478 variables (removed 4976) and now considering 2492/7469 (removed 4977) transitions.
[2024-05-23 20:26:45] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
// Phase 1: matrix 2427 rows 1502 cols
[2024-05-23 20:26:45] [INFO ] Computed 24 invariants in 142 ms
[2024-05-23 20:26:46] [INFO ] Implicit Places using invariants in 1239 ms returned []
[2024-05-23 20:26:46] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2024-05-23 20:26:46] [INFO ] Invariant cache hit.
[2024-05-23 20:26:47] [INFO ] State equation strengthened by 133 read => feed constraints.
[2024-05-23 20:26:50] [INFO ] Implicit Places using invariants and state equation in 3311 ms returned []
Implicit Place search using SMT with State Equation took 4576 ms to find 0 implicit places.
[2024-05-23 20:26:50] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2024-05-23 20:26:50] [INFO ] Invariant cache hit.
[2024-05-23 20:26:51] [INFO ] Dead Transitions using invariants and state equation in 984 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1502/6478 places, 2492/7469 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 6484 ms. Remains : 1502/6478 places, 2492/7469 transitions.
Discarding 1455 transitions out of 2492. Remains 1037
Initial state reduction rules removed 1 formulas.
[2024-05-23 20:26:51] [INFO ] Flatten gal took : 295 ms
[2024-05-23 20:26:52] [INFO ] Flatten gal took : 184 ms
[2024-05-23 20:26:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3354454743720073934.gal : 69 ms
[2024-05-23 20:26:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18172595580728599442.prop : 12 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/ReachabilityCardinality3354454743720073934.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18172595580728599442.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/ReachabilityCardinality18172595580728599442.prop.
Incomplete random walk after 10000 steps, including 364 resets, run finished after 1304 ms. (steps per millisecond=7 ) properties (out of 1036) seen :89
Reachability property qltransition_2292 is true.
Reachability property qltransition_2291 is true.
Reachability property qltransition_2290 is true.
Reachability property qltransition_2289 is true.
Reachability property qltransition_2288 is true.
Reachability property qltransition_2287 is true.
Reachability property qltransition_2286 is true.
Reachability property qltransition_2285 is true.
Reachability property qltransition_2284 is true.
Reachability property qltransition_2283 is true.
Reachability property qltransition_2282 is true.
Reachability property qltransition_2281 is true.
Reachability property qltransition_2280 is true.
Reachability property qltransition_2279 is true.
Reachability property qltransition_2278 is true.
Reachability property qltransition_2277 is true.
Reachability property qltransition_2276 is true.
Reachability property qltransition_2275 is true.
Reachability property qltransition_2274 is true.
Reachability property qltransition_2273 is true.
Reachability property qltransition_2272 is true.
Reachability property qltransition_2271 is true.
Probabilistic random walk after 30001 steps, saw 29943 distinct states, run finished after 2116 ms. (steps per millisecond=14 ) properties seen :0
Running SMT prover for 947 properties.
[2024-05-23 20:26:54] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2024-05-23 20:26:54] [INFO ] Invariant cache hit.
SDD proceeding with computation,1014 properties remain. new max is 2
SDD size :1 after 813
SDD proceeding with computation,1014 properties remain. new max is 4
SDD size :813 after 900
SDD proceeding with computation,1014 properties remain. new max is 8
SDD size :900 after 27870
SDD proceeding with computation,1014 properties remain. new max is 16
SDD size :27870 after 2.56323e+07
SDD proceeding with computation,1014 properties remain. new max is 32
SDD size :2.56323e+07 after 1.12899e+09
[2024-05-23 20:27:19] [INFO ] [Real]Absence check using 24 positive place invariants in 22 ms returned sat
SDD proceeding with computation,1014 properties remain. new max is 64
SDD size :1.12899e+09 after 1.77222e+12
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 20:27:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2024-05-23 20:27:21] [INFO ] After 25031ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 947 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1411 out of 1502 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1502/1502 places, 2492/2492 transitions.
Drop transitions removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 1502 transition count 2426
Free-agglomeration rule applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 90 place count 1502 transition count 2402
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 114 place count 1478 transition count 2402
Applied a total of 114 rules in 575 ms. Remains 1478 /1502 variables (removed 24) and now considering 2402/2492 (removed 90) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 575 ms. Remains : 1478/1502 places, 2402/2492 transitions.
Interrupted random walk after 319920 steps, including 12286 resets, run timeout after 30001 ms. (steps per millisecond=10 ) properties seen 13
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) 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 934) seen :0
Probabilistic random walk after 1000001 steps, saw 330449 distinct states, run finished after 37476 ms. (steps per millisecond=26 ) properties seen :3
Running SMT prover for 931 properties.
// Phase 1: matrix 2402 rows 1478 cols
[2024-05-23 20:28:29] [INFO ] Computed 24 invariants in 76 ms
[2024-05-23 20:28:51] [INFO ] [Real]Absence check using 24 positive place invariants in 25 ms returned sat
SDD proceeding with computation,1014 properties remain. new max is 128
SDD size :1.77222e+12 after 1.58857e+17
[2024-05-23 20:30:11] [INFO ] After 59251ms SMT Verify possible using state equation in real domain returned unsat :0 sat :906 real:25
[2024-05-23 20:30:11] [INFO ] State equation strengthened by 134 read => feed constraints.
[2024-05-23 20:31:11] [INFO ] After 59955ms SMT Verify possible using 134 Read/Feed constraints in real domain returned unsat :0 sat :63 real:868
[2024-05-23 20:31:18] [INFO ] After 67227ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:931
[2024-05-23 20:31:18] [INFO ] After 168103ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:931
[2024-05-23 20:31:39] [INFO ] [Nat]Absence check using 24 positive place invariants in 29 ms returned sat
[2024-05-23 20:32:56] [INFO ] After 57011ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :931
[2024-05-23 20:33:55] [INFO ] After 58948ms SMT Verify possible using 134 Read/Feed constraints in natural domain returned unsat :0 sat :931
[2024-05-23 20:35:03] [INFO ] After 127582ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :931
Attempting to minimize the solution found.
Minimization took 1 ms.
[2024-05-23 20:35:03] [INFO ] After 225021ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :931
Parikh walk visited 904 properties in 7558 ms.
Support contains 70 out of 1478 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1478/1478 places, 2402/2402 transitions.
Discarding 436 places :
Symmetric choice reduction at 0 with 436 rule applications. Total rules 436 place count 1042 transition count 1966
Iterating global reduction 0 with 436 rules applied. Total rules applied 872 place count 1042 transition count 1966
Ensure Unique test removed 414 transitions
Reduce isomorphic transitions removed 414 transitions.
Iterating post reduction 0 with 414 rules applied. Total rules applied 1286 place count 1042 transition count 1552
Free-agglomeration rule applied 859 times with reduction of 2 identical transitions.
Iterating global reduction 1 with 859 rules applied. Total rules applied 2145 place count 1042 transition count 691
Reduce places removed 859 places and 0 transitions.
Drop transitions removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 1 with 922 rules applied. Total rules applied 3067 place count 183 transition count 628
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3068 place count 182 transition count 627
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 110 edges and 181 vertex of which 44 / 181 are part of one of the 22 SCC in 0 ms
Free SCC test removed 22 places
Iterating post reduction 2 with 2 rules applied. Total rules applied 3070 place count 159 transition count 627
Drop transitions removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 3 with 44 rules applied. Total rules applied 3114 place count 159 transition count 583
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 22 Pre rules applied. Total rules applied 3114 place count 159 transition count 561
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 4 with 44 rules applied. Total rules applied 3158 place count 137 transition count 561
Drop transitions removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 4 with 22 rules applied. Total rules applied 3180 place count 137 transition count 539
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 5 with 44 rules applied. Total rules applied 3224 place count 115 transition count 517
Free-agglomeration rule applied 22 times.
Iterating global reduction 5 with 22 rules applied. Total rules applied 3246 place count 115 transition count 495
Reduce places removed 25 places and 0 transitions.
Drop transitions removed 22 transitions
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 58 transitions.
Iterating post reduction 5 with 83 rules applied. Total rules applied 3329 place count 90 transition count 437
Drop transitions removed 299 transitions
Redundant transition composition rules discarded 299 transitions
Iterating global reduction 6 with 299 rules applied. Total rules applied 3628 place count 90 transition count 138
Applied a total of 3628 rules in 395 ms. Remains 90 /1478 variables (removed 1388) and now considering 138/2402 (removed 2264) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 396 ms. Remains : 90/1478 places, 138/2402 transitions.
Finished random walk after 50955 steps, including 2330 resets, run visited all 27 properties in 382 ms. (steps per millisecond=133 )
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 1037 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 507717 ms.

BK_STOP 1716496513386

--------------------
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-22b"
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-22b, 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-171640626000097"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22b.tgz
mv FlexibleBarrier-PT-22b 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 ;