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.r405-oct2-167903725600422.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ShieldPPPt-PT-050A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725600422
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 784K
-rw-r--r-- 1 mcc users 7.8K Feb 25 21:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 25 21:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 21:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 21:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 21:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 25 21:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Feb 25 21:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 21:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 337K 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 1679750833488

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=ShieldPPPt-PT-050A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:27:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:27:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:27:16] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2023-03-25 13:27:16] [INFO ] Transformed 1253 places.
[2023-03-25 13:27:16] [INFO ] Transformed 903 transitions.
[2023-03-25 13:27:16] [INFO ] Found NUPN structural information;
[2023-03-25 13:27:16] [INFO ] Parsed PT model containing 1253 places and 903 transitions and 3606 arcs in 295 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1253/1253 places, 903/903 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1253 transition count 902
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 5 place count 1251 transition count 900
Applied a total of 5 rules in 82 ms. Remains 1251 /1253 variables (removed 2) and now considering 900/903 (removed 3) transitions.
// Phase 1: matrix 900 rows 1251 cols
[2023-03-25 13:27:16] [INFO ] Computed 551 place invariants in 24 ms
[2023-03-25 13:27:17] [INFO ] Implicit Places using invariants in 1200 ms returned [1244]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1231 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1250/1253 places, 900/903 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1250 transition count 898
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1248 transition count 898
Applied a total of 4 rules in 27 ms. Remains 1248 /1250 variables (removed 2) and now considering 898/900 (removed 2) transitions.
// Phase 1: matrix 898 rows 1248 cols
[2023-03-25 13:27:17] [INFO ] Computed 550 place invariants in 5 ms
[2023-03-25 13:27:18] [INFO ] Implicit Places using invariants in 860 ms returned [1231, 1235]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 875 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1246/1253 places, 898/903 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1244 transition count 896
Applied a total of 4 rules in 24 ms. Remains 1244 /1246 variables (removed 2) and now considering 896/898 (removed 2) transitions.
// Phase 1: matrix 896 rows 1244 cols
[2023-03-25 13:27:18] [INFO ] Computed 548 place invariants in 29 ms
[2023-03-25 13:27:19] [INFO ] Implicit Places using invariants in 1055 ms returned []
[2023-03-25 13:27:19] [INFO ] Invariant cache hit.
[2023-03-25 13:27:21] [INFO ] Implicit Places using invariants and state equation in 1941 ms returned []
Implicit Place search using SMT with State Equation took 2999 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 1244/1253 places, 896/903 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 5238 ms. Remains : 1244/1253 places, 896/903 transitions.
Discarding 199 transitions out of 896. Remains 697
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1157 ms. (steps per millisecond=8 ) properties (out of 696) seen :158
Running SMT prover for 538 properties.
[2023-03-25 13:27:23] [INFO ] Invariant cache hit.
[2023-03-25 13:27:43] [INFO ] [Real]Absence check using 548 positive place invariants in 170 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)
[2023-03-25 13:27:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-25 13:27:48] [INFO ] After 25065ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 538 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 966 out of 1244 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1244/1244 places, 896/896 transitions.
Partial Free-agglomeration rule applied 42 times.
Drop transitions removed 42 transitions
Iterating global reduction 0 with 42 rules applied. Total rules applied 42 place count 1244 transition count 896
Applied a total of 42 rules in 99 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 1244/1244 places, 896/896 transitions.
Interrupted random walk after 424563 steps, including 1 resets, run timeout after 30001 ms. (steps per millisecond=14 ) properties seen 156
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 382) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 382) seen :0
Running SMT prover for 382 properties.
// Phase 1: matrix 896 rows 1244 cols
[2023-03-25 13:28:24] [INFO ] Computed 548 place invariants in 5 ms
[2023-03-25 13:28:37] [INFO ] [Real]Absence check using 548 positive place invariants in 109 ms returned sat
[2023-03-25 13:29:32] [INFO ] After 42299ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:380
[2023-03-25 13:29:32] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-25 13:29:32] [INFO ] After 175ms SMT Verify possible using 12 Read/Feed constraints in real domain returned unsat :0 sat :0 real:382
[2023-03-25 13:29:32] [INFO ] After 67902ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:382
[2023-03-25 13:29:43] [INFO ] [Nat]Absence check using 548 positive place invariants in 151 ms returned sat
[2023-03-25 13:30:44] [INFO ] After 50014ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :382
[2023-03-25 13:31:41] [INFO ] After 56340ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :382
[2023-03-25 13:31:42] [INFO ] Deduced a trap composed of 7 places in 120 ms of which 13 ms to minimize.
[2023-03-25 13:31:42] [INFO ] Deduced a trap composed of 7 places in 101 ms of which 2 ms to minimize.
[2023-03-25 13:31:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 416 ms
[2023-03-25 13:31:42] [INFO ] Deduced a trap composed of 6 places in 71 ms of which 1 ms to minimize.
[2023-03-25 13:31:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 191 ms
[2023-03-25 13:31:43] [INFO ] Deduced a trap composed of 8 places in 135 ms of which 1 ms to minimize.
[2023-03-25 13:31:43] [INFO ] Deduced a trap composed of 6 places in 157 ms of which 14 ms to minimize.
[2023-03-25 13:31:43] [INFO ] Deduced a trap composed of 7 places in 156 ms of which 1 ms to minimize.
[2023-03-25 13:31:44] [INFO ] Deduced a trap composed of 7 places in 114 ms of which 14 ms to minimize.
[2023-03-25 13:31:44] [INFO ] Deduced a trap composed of 7 places in 111 ms of which 1 ms to minimize.
[2023-03-25 13:31:44] [INFO ] Deduced a trap composed of 6 places in 95 ms of which 2 ms to minimize.
[2023-03-25 13:31:44] [INFO ] Deduced a trap composed of 7 places in 81 ms of which 1 ms to minimize.
[2023-03-25 13:31:44] [INFO ] Deduced a trap composed of 7 places in 82 ms of which 1 ms to minimize.
[2023-03-25 13:31:45] [INFO ] Deduced a trap composed of 7 places in 85 ms of which 1 ms to minimize.
[2023-03-25 13:31:45] [INFO ] Deduced a trap composed of 8 places in 83 ms of which 1 ms to minimize.
[2023-03-25 13:31:45] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 2102 ms
[2023-03-25 13:33:02] [INFO ] After 137436ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :382
Attempting to minimize the solution found.
Minimization took 15251 ms.
[2023-03-25 13:33:17] [INFO ] After 225014ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :381
Fused 382 Parikh solutions to 375 different solutions.
Parikh walk visited 367 properties in 30034 ms.
Support contains 30 out of 1244 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1244/1244 places, 896/896 transitions.
Partial Free-agglomeration rule applied 142 times.
Drop transitions removed 142 transitions
Iterating global reduction 0 with 142 rules applied. Total rules applied 142 place count 1244 transition count 896
Applied a total of 142 rules in 170 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 1244/1244 places, 896/896 transitions.
Interrupted random walk after 784601 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 6
Interrupted Best-First random walk after 657623 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=131 ) properties seen 0
Interrupted Best-First random walk after 688436 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=137 ) properties seen 0
Interrupted Best-First random walk after 647363 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=129 ) properties seen 0
Interrupted Best-First random walk after 629263 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=125 ) properties seen 0
Interrupted Best-First random walk after 641935 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=128 ) properties seen 0
Interrupted Best-First random walk after 663591 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=132 ) properties seen 0
Interrupted Best-First random walk after 644001 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=128 ) properties seen 0
Interrupted Best-First random walk after 675231 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=135 ) properties seen 0
Interrupted Best-First random walk after 670981 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=134 ) properties seen 0
Running SMT prover for 9 properties.
// Phase 1: matrix 896 rows 1244 cols
[2023-03-25 13:35:02] [INFO ] Computed 548 place invariants in 3 ms
[2023-03-25 13:35:03] [INFO ] [Real]Absence check using 548 positive place invariants in 95 ms returned sat
[2023-03-25 13:35:04] [INFO ] After 1153ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:6
[2023-03-25 13:35:04] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-25 13:35:04] [INFO ] After 290ms SMT Verify possible using 50 Read/Feed constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-25 13:35:04] [INFO ] After 2084ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-25 13:35:05] [INFO ] [Nat]Absence check using 548 positive place invariants in 188 ms returned sat
[2023-03-25 13:35:07] [INFO ] After 1544ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-25 13:35:08] [INFO ] After 1099ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-25 13:35:08] [INFO ] Deduced a trap composed of 7 places in 127 ms of which 1 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Deduced a trap composed of 6 places in 155 ms of which 1 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Deduced a trap composed of 6 places in 119 ms of which 0 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Deduced a trap composed of 6 places in 132 ms of which 0 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Deduced a trap composed of 6 places in 122 ms of which 0 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Deduced a trap composed of 6 places in 114 ms of which 1 ms to minimize.
[2023-03-25 13:35:09] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1338 ms
[2023-03-25 13:35:10] [INFO ] Deduced a trap composed of 6 places in 141 ms of which 1 ms to minimize.
[2023-03-25 13:35:10] [INFO ] Deduced a trap composed of 6 places in 137 ms of which 1 ms to minimize.
[2023-03-25 13:35:10] [INFO ] Deduced a trap composed of 8 places in 135 ms of which 1 ms to minimize.
[2023-03-25 13:35:11] [INFO ] Deduced a trap composed of 6 places in 132 ms of which 0 ms to minimize.
[2023-03-25 13:35:11] [INFO ] Deduced a trap composed of 7 places in 140 ms of which 1 ms to minimize.
[2023-03-25 13:35:11] [INFO ] Deduced a trap composed of 7 places in 139 ms of which 0 ms to minimize.
[2023-03-25 13:35:11] [INFO ] Deduced a trap composed of 7 places in 159 ms of which 0 ms to minimize.
[2023-03-25 13:35:11] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1549 ms
[2023-03-25 13:35:12] [INFO ] After 5332ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 950 ms.
[2023-03-25 13:35:13] [INFO ] After 8783ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Finished Parikh walk after 4796 steps, including 14 resets, run visited all 1 properties in 41 ms. (steps per millisecond=116 )
Parikh walk visited 9 properties in 4991 ms.
Able to resolve query QuasiLiveness after proving 697 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 482614 ms.
ITS solved all properties within timeout

BK_STOP 1679751318985

--------------------
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:
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ sed s/.jar//
+ 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="ShieldPPPt-PT-050A"
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 ShieldPPPt-PT-050A, 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 r405-oct2-167903725600422"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-050A.tgz
mv ShieldPPPt-PT-050A 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 ;