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.r341-tall-167889214100547.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 lolaxred
Input is RingSingleMessageInMbox-PT-d1m160, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889214100547
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 6.8K Feb 26 05:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 05:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 05:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 05:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 05:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 05:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 05:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 05:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 5.8M Mar 5 18:23 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 1679108450594

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RingSingleMessageInMbox-PT-d1m160
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 03:00:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 03:00:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 03:00:52] [INFO ] Load time of PNML (sax parser for PT used): 376 ms
[2023-03-18 03:00:52] [INFO ] Transformed 6690 places.
[2023-03-18 03:00:52] [INFO ] Transformed 11934 transitions.
[2023-03-18 03:00:52] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 479 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 6690/6690 places, 11934/11934 transitions.
Reduce places removed 4322 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 4424 rules applied. Total rules applied 4424 place count 2368 transition count 11832
Applied a total of 4424 rules in 158 ms. Remains 2368 /6690 variables (removed 4322) and now considering 11832/11934 (removed 102) transitions.
// Phase 1: matrix 11832 rows 2368 cols
[2023-03-18 03:00:53] [INFO ] Computed 3 place invariants in 263 ms
[2023-03-18 03:00:54] [INFO ] Implicit Places using invariants in 1993 ms returned []
Implicit Place search using SMT only with invariants took 2017 ms to find 0 implicit places.
[2023-03-18 03:00:54] [INFO ] Invariant cache hit.
[2023-03-18 03:00:59] [INFO ] Dead Transitions using invariants and state equation in 4161 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 2368/6690 places, 11832/11934 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 6341 ms. Remains : 2368/6690 places, 11832/11934 transitions.
Discarding 9470 transitions out of 11832. Remains 2362
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1509 resets, run finished after 2208 ms. (steps per millisecond=4 ) properties (out of 2361) seen :1143
Running SMT prover for 1218 properties.
[2023-03-18 03:01:02] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:611)
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)
[2023-03-18 03:01:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 03:01:40] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 1218 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1226 out of 2368 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2368/2368 places, 11832/11832 transitions.
Discarding 421 places :
Symmetric choice reduction at 0 with 421 rule applications. Total rules 421 place count 1947 transition count 3167
Iterating global reduction 0 with 421 rules applied. Total rules applied 842 place count 1947 transition count 3167
Ensure Unique test removed 124 transitions
Reduce isomorphic transitions removed 124 transitions.
Iterating post reduction 0 with 124 rules applied. Total rules applied 966 place count 1947 transition count 3043
Discarding 277 places :
Symmetric choice reduction at 1 with 277 rule applications. Total rules 1243 place count 1670 transition count 2766
Iterating global reduction 1 with 277 rules applied. Total rules applied 1520 place count 1670 transition count 2766
Ensure Unique test removed 246 transitions
Reduce isomorphic transitions removed 246 transitions.
Iterating post reduction 1 with 246 rules applied. Total rules applied 1766 place count 1670 transition count 2520
Discarding 117 places :
Symmetric choice reduction at 2 with 117 rule applications. Total rules 1883 place count 1553 transition count 2403
Iterating global reduction 2 with 117 rules applied. Total rules applied 2000 place count 1553 transition count 2403
Ensure Unique test removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Iterating post reduction 2 with 93 rules applied. Total rules applied 2093 place count 1553 transition count 2310
Applied a total of 2093 rules in 764 ms. Remains 1553 /2368 variables (removed 815) and now considering 2310/11832 (removed 9522) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 765 ms. Remains : 1553/2368 places, 2310/11832 transitions.
Interrupted random walk after 645311 steps, including 107637 resets, run timeout after 30001 ms. (steps per millisecond=21 ) properties seen 1040
Incomplete Best-First random walk after 10001 steps, including 73 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 89 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10000 steps, including 67 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 86 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 64 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10000 steps, including 64 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 76 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 76 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 70 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 73 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 71 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10000 steps, including 73 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10000 steps, including 57 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 61 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 71 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 71 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 75 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 68 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 86 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 178) seen :0
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 178) seen :1
Incomplete Best-First random walk after 10001 steps, including 85 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 48 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 68 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 64 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 97 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 74 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 71 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10000 steps, including 63 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 76 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 89 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 68 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 59 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 79 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 47 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 62 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 64 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 87 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 76 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 58 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 75 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 82 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 59 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10000 steps, including 75 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 67 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 62 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10000 steps, including 66 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 73 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 75 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 65 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 66 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 61 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 58 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 72 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 61 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 69 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 177) seen :0
Incomplete Best-First random walk after 10001 steps, including 54 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 177) seen :0
Running SMT prover for 177 properties.
// Phase 1: matrix 2310 rows 1553 cols
[2023-03-18 03:02:13] [INFO ] Computed 3 place invariants in 90 ms
[2023-03-18 03:02:18] [INFO ] [Real]Absence check using 2 positive place invariants in 9 ms returned sat
[2023-03-18 03:02:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-18 03:02:36] [INFO ] After 13230ms SMT Verify possible using state equation in real domain returned unsat :40 sat :65 real:72
[2023-03-18 03:02:36] [INFO ] State equation strengthened by 799 read => feed constraints.
[2023-03-18 03:02:42] [INFO ] After 5930ms SMT Verify possible using 799 Read/Feed constraints in real domain returned unsat :40 sat :0 real:137
[2023-03-18 03:02:42] [INFO ] After 27624ms SMT Verify possible using all constraints in real domain returned unsat :40 sat :0 real:137
[2023-03-18 03:02:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 7 ms returned sat
[2023-03-18 03:02:45] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-18 03:03:00] [INFO ] After 11728ms SMT Verify possible using state equation in natural domain returned unsat :40 sat :137
[2023-03-18 03:03:21] [INFO ] After 21573ms SMT Verify possible using 799 Read/Feed constraints in natural domain returned unsat :40 sat :137
[2023-03-18 03:03:22] [INFO ] Deduced a trap composed of 133 places in 202 ms of which 6 ms to minimize.
[2023-03-18 03:03:22] [INFO ] Deduced a trap composed of 112 places in 198 ms of which 1 ms to minimize.
[2023-03-18 03:03:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 666 ms
[2023-03-18 03:03:23] [INFO ] Deduced a trap composed of 124 places in 83 ms of which 1 ms to minimize.
[2023-03-18 03:03:23] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 146 ms
[2023-03-18 03:03:24] [INFO ] Deduced a trap composed of 125 places in 204 ms of which 2 ms to minimize.
[2023-03-18 03:03:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 362 ms
[2023-03-18 03:03:26] [INFO ] Deduced a trap composed of 113 places in 198 ms of which 0 ms to minimize.
[2023-03-18 03:03:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 339 ms
[2023-03-18 03:03:35] [INFO ] Deduced a trap composed of 117 places in 204 ms of which 1 ms to minimize.
[2023-03-18 03:03:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 384 ms
[2023-03-18 03:03:42] [INFO ] Deduced a trap composed of 89 places in 207 ms of which 0 ms to minimize.
[2023-03-18 03:03:42] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 270 ms
[2023-03-18 03:03:43] [INFO ] Deduced a trap composed of 145 places in 171 ms of which 1 ms to minimize.
[2023-03-18 03:03:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 347 ms
[2023-03-18 03:03:43] [INFO ] Deduced a trap composed of 145 places in 122 ms of which 0 ms to minimize.
[2023-03-18 03:03:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 298 ms
[2023-03-18 03:03:50] [INFO ] Deduced a trap composed of 122 places in 162 ms of which 1 ms to minimize.
[2023-03-18 03:03:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 328 ms
[2023-03-18 03:03:51] [INFO ] Deduced a trap composed of 114 places in 116 ms of which 1 ms to minimize.
[2023-03-18 03:03:51] [INFO ] Deduced a trap composed of 119 places in 76 ms of which 0 ms to minimize.
[2023-03-18 03:03:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 485 ms
[2023-03-18 03:03:53] [INFO ] After 52841ms SMT Verify possible using trap constraints in natural domain returned unsat :66 sat :111
Attempting to minimize the solution found.
Minimization took 17150 ms.
[2023-03-18 03:04:10] [INFO ] After 88112ms SMT Verify possible using all constraints in natural domain returned unsat :66 sat :111
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 198154 ms.
ITS solved all properties within timeout

BK_STOP 1679108651425

--------------------
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="RingSingleMessageInMbox-PT-d1m160"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is RingSingleMessageInMbox-PT-d1m160, 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 r341-tall-167889214100547"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m160.tgz
mv RingSingleMessageInMbox-PT-d1m160 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 ;