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.r263-smll-167863538500599.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is Peterson-COL-7, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r263-smll-167863538500599
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 9.1K Feb 25 22:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 22:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 25 22:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 22:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K Feb 25 23:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 23:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 23:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Feb 25 23:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 47K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-00
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-01
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-02
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-03
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-04
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-05
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-06
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-07
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-08
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-09
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-10
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-11
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-12
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-13
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-14
FORMULA_NAME Peterson-COL-7-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678854954019

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Peterson-COL-7
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-15 04:35:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-15 04:35:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 04:35:57] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-15 04:35:58] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-15 04:35:58] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1007 ms
[2023-03-15 04:35:58] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 2048 PT places and 3384.0 transition bindings in 36 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 46 ms.
Working with output stream class java.io.PrintStream
FORMULA Peterson-COL-7-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-15 04:35:58] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 7 ms.
[2023-03-15 04:35:58] [INFO ] Skeletonized 15 HLPN properties in 2 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Initial state reduction rules removed 1 formulas.
FORMULA Peterson-COL-7-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Skeleton over-approximation was not fine enough to positively prove more properties of the HLPN.
Domain [Process(8), Tour(7), Process(8)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 7)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-15 04:35:58] [INFO ] Unfolded HLPN to a Petri net with 2048 places and 3208 transitions 10032 arcs in 117 ms.
[2023-03-15 04:35:58] [INFO ] Unfolded 14 HLPN properties in 10 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 56 places in 33 ms
Reduce places removed 56 places and 112 transitions.
FORMULA Peterson-COL-7-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 923 ms. (steps per millisecond=10 ) properties (out of 13) seen :8
FORMULA Peterson-COL-7-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 2011 ms. (steps per millisecond=4 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4926 ms. (steps per millisecond=2 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3863 ms. (steps per millisecond=2 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-15 04:36:11] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
// Phase 1: matrix 2760 rows 1992 cols
[2023-03-15 04:36:11] [INFO ] Computed 31 place invariants in 42 ms
[2023-03-15 04:36:29] [INFO ] [Real]Absence check using 23 positive place invariants in 48 ms returned sat
[2023-03-15 04:36:29] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 25 ms returned sat
[2023-03-15 04:36:29] [INFO ] After 1590ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-15 04:36:30] [INFO ] [Nat]Absence check using 23 positive place invariants in 47 ms returned sat
[2023-03-15 04:36:30] [INFO ] [Nat]Absence check using 23 positive and 8 generalized place invariants in 24 ms returned sat
[2023-03-15 04:36:38] [INFO ] After 6187ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-15 04:36:38] [INFO ] State equation strengthened by 497 read => feed constraints.
[2023-03-15 04:36:42] [INFO ] After 4232ms SMT Verify possible using 497 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-15 04:36:44] [INFO ] Deduced a trap composed of 175 places in 2194 ms of which 14 ms to minimize.
[2023-03-15 04:36:47] [INFO ] Deduced a trap composed of 92 places in 2530 ms of which 3 ms to minimize.
[2023-03-15 04:36:49] [INFO ] Deduced a trap composed of 160 places in 2261 ms of which 4 ms to minimize.
[2023-03-15 04:36:52] [INFO ] Deduced a trap composed of 35 places in 1999 ms of which 4 ms to minimize.
[2023-03-15 04:36:54] [INFO ] Deduced a trap composed of 196 places in 1900 ms of which 2 ms to minimize.
[2023-03-15 04:36:56] [INFO ] Deduced a trap composed of 33 places in 1927 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-15 04:36:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-15 04:36:56] [INFO ] After 26756ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Parikh walk visited 0 properties in 311 ms.
Support contains 1992 out of 1992 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Applied a total of 0 rules in 171 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 845 ms. (steps per millisecond=11 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 2687 ms. (steps per millisecond=3 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 8354 steps, including 2 resets, run timeout after 5003 ms. (steps per millisecond=1 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4995 ms. (steps per millisecond=2 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 1037061 steps, run timeout after 39001 ms. (steps per millisecond=26 ) properties seen :{0=1, 1=1, 4=1}
Probabilistic random walk after 1037061 steps, saw 629214 distinct states, run finished after 39005 ms. (steps per millisecond=26 ) properties seen :3
FORMULA Peterson-COL-7-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-COL-7-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 2 properties.
[2023-03-15 04:37:49] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 04:37:49] [INFO ] Invariant cache hit.
[2023-03-15 04:38:04] [INFO ] [Real]Absence check using 23 positive place invariants in 63 ms returned sat
[2023-03-15 04:38:04] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 35 ms returned sat
[2023-03-15 04:38:04] [INFO ] After 1387ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-15 04:38:05] [INFO ] [Nat]Absence check using 23 positive place invariants in 57 ms returned sat
[2023-03-15 04:38:05] [INFO ] [Nat]Absence check using 23 positive and 8 generalized place invariants in 30 ms returned sat
[2023-03-15 04:38:10] [INFO ] After 3438ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-15 04:38:10] [INFO ] State equation strengthened by 497 read => feed constraints.
[2023-03-15 04:38:14] [INFO ] After 4305ms SMT Verify possible using 497 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-15 04:38:17] [INFO ] Deduced a trap composed of 104 places in 1906 ms of which 2 ms to minimize.
[2023-03-15 04:38:19] [INFO ] Deduced a trap composed of 24 places in 2143 ms of which 3 ms to minimize.
[2023-03-15 04:38:22] [INFO ] Deduced a trap composed of 55 places in 1959 ms of which 3 ms to minimize.
[2023-03-15 04:38:24] [INFO ] Deduced a trap composed of 42 places in 2148 ms of which 6 ms to minimize.
[2023-03-15 04:38:29] [INFO ] Deduced a trap composed of 64 places in 2554 ms of which 3 ms to minimize.
[2023-03-15 04:38:32] [INFO ] Deduced a trap composed of 2 places in 2714 ms of which 3 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-15 04:38:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-15 04:38:32] [INFO ] After 27740ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 158 ms.
Support contains 1992 out of 1992 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Applied a total of 0 rules in 62 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 2) seen :0
Interrupted Best-First random walk after 8489 steps, including 2 resets, run timeout after 5003 ms. (steps per millisecond=1 ) properties seen 0
Interrupted Best-First random walk after 9731 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen 0
Interrupted probabilistic random walk after 890910 steps, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen :{}
Probabilistic random walk after 890910 steps, saw 551555 distinct states, run finished after 30003 ms. (steps per millisecond=29 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-15 04:39:13] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 04:39:13] [INFO ] Invariant cache hit.
[2023-03-15 04:39:26] [INFO ] [Real]Absence check using 23 positive place invariants in 41 ms returned sat
[2023-03-15 04:39:26] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 23 ms returned sat
[2023-03-15 04:39:26] [INFO ] After 985ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-15 04:39:27] [INFO ] [Nat]Absence check using 23 positive place invariants in 36 ms returned sat
[2023-03-15 04:39:27] [INFO ] [Nat]Absence check using 23 positive and 8 generalized place invariants in 23 ms returned sat
[2023-03-15 04:39:30] [INFO ] After 2942ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-15 04:39:30] [INFO ] State equation strengthened by 497 read => feed constraints.
[2023-03-15 04:39:34] [INFO ] After 4136ms SMT Verify possible using 497 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-15 04:39:37] [INFO ] Deduced a trap composed of 104 places in 1551 ms of which 2 ms to minimize.
[2023-03-15 04:39:39] [INFO ] Deduced a trap composed of 24 places in 1519 ms of which 3 ms to minimize.
[2023-03-15 04:39:41] [INFO ] Deduced a trap composed of 55 places in 1845 ms of which 2 ms to minimize.
[2023-03-15 04:39:43] [INFO ] Deduced a trap composed of 42 places in 1758 ms of which 2 ms to minimize.
[2023-03-15 04:39:46] [INFO ] Deduced a trap composed of 64 places in 1751 ms of which 2 ms to minimize.
[2023-03-15 04:39:49] [INFO ] Deduced a trap composed of 415 places in 2145 ms of which 3 ms to minimize.
[2023-03-15 04:39:51] [INFO ] Deduced a trap composed of 21 places in 1874 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-15 04:39:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-15 04:39:51] [INFO ] After 25468ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 130 ms.
Support contains 1992 out of 1992 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Applied a total of 0 rules in 54 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1992/1992 places, 3096/3096 transitions.
Applied a total of 0 rules in 56 ms. Remains 1992 /1992 variables (removed 0) and now considering 3096/3096 (removed 0) transitions.
[2023-03-15 04:39:52] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 04:39:52] [INFO ] Invariant cache hit.
[2023-03-15 04:39:52] [INFO ] Implicit Places using invariants in 538 ms returned []
[2023-03-15 04:39:52] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 04:39:52] [INFO ] Invariant cache hit.
[2023-03-15 04:39:54] [INFO ] State equation strengthened by 497 read => feed constraints.
[2023-03-15 04:39:54] [INFO ] Implicit Places using invariants and state equation in 2148 ms returned []
Implicit Place search using SMT with State Equation took 2693 ms to find 0 implicit places.
[2023-03-15 04:39:55] [INFO ] Redundant transitions in 256 ms returned []
[2023-03-15 04:39:55] [INFO ] Flow matrix only has 2760 transitions (discarded 336 similar events)
[2023-03-15 04:39:55] [INFO ] Invariant cache hit.
[2023-03-15 04:39:59] [INFO ] Dead Transitions using invariants and state equation in 4129 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7152 ms. Remains : 1992/1992 places, 3096/3096 transitions.
Ensure Unique test removed 336 transitions
Reduce isomorphic transitions removed 336 transitions.
Iterating post reduction 0 with 336 rules applied. Total rules applied 336 place count 1992 transition count 2760
Applied a total of 336 rules in 61 ms. Remains 1992 /1992 variables (removed 0) and now considering 2760/3096 (removed 336) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 2760 rows 1992 cols
[2023-03-15 04:39:59] [INFO ] Computed 31 place invariants in 36 ms
[2023-03-15 04:40:13] [INFO ] [Real]Absence check using 23 positive place invariants in 48 ms returned sat
[2023-03-15 04:40:13] [INFO ] [Real]Absence check using 23 positive and 8 generalized place invariants in 23 ms returned sat
[2023-03-15 04:40:13] [INFO ] After 1221ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-15 04:40:14] [INFO ] [Nat]Absence check using 23 positive place invariants in 69 ms returned sat
[2023-03-15 04:40:14] [INFO ] [Nat]Absence check using 23 positive and 8 generalized place invariants in 31 ms returned sat
[2023-03-15 04:40:19] [INFO ] After 3614ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-15 04:40:21] [INFO ] After 5691ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1783 ms.
[2023-03-15 04:40:22] [INFO ] After 9346ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-15 04:40:23] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 109 ms.
[2023-03-15 04:40:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1992 places, 3096 transitions and 9584 arcs took 25 ms.
[2023-03-15 04:40:24] [INFO ] Flatten gal took : 369 ms
Total runtime 266864 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT Peterson-COL-7
BK_EXAMINATION: ReachabilityFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/369
ReachabilityFireability

BK_STOP 1678855934065

--------------------
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//
++ 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
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/369/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/369/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/369/ReachabilityFireability.xml
/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 565 Killed lola --conf=$BIN_DIR/configfiles/reachabilityfireabilityconf --formula=$DIR/ReachabilityFireability.xml --verdictfile=$DIR/GenericPropertiesVerdict.xml $DIR/model.pnml

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="Peterson-COL-7"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 Peterson-COL-7, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r263-smll-167863538500599"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-7.tgz
mv Peterson-COL-7 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;