About the Execution of LTSMin+red for RERS2020-PT-pb102
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8695.216 | 2356209.00 | 2819206.00 | 4945.30 | T?FFFF?FFFF?TFFF | normal |
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.r329-tall-167889201800227.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 ltsminxred
Input is RERS2020-PT-pb102, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201800227
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 71M
-rw-r--r-- 1 mcc users 8.4K Feb 26 08:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 26 08:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 08:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 08:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 08:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 08:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 08:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 08:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 70M 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 RERS2020-PT-pb102-LTLCardinality-00
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-01
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-02
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-03
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-04
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-05
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-06
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-07
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-08
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-09
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-10
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-11
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-12
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-13
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-14
FORMULA_NAME RERS2020-PT-pb102-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679084723445
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=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS2020-PT-pb102
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 20:25:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 20:25:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 20:25:27] [INFO ] Load time of PNML (sax parser for PT used): 2021 ms
[2023-03-17 20:25:27] [INFO ] Transformed 1276 places.
[2023-03-17 20:25:27] [INFO ] Transformed 125387 transitions.
[2023-03-17 20:25:27] [INFO ] Found NUPN structural information;
[2023-03-17 20:25:27] [INFO ] Parsed PT model containing 1276 places and 125387 transitions and 499222 arcs in 2531 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 2767 transitions
Reduce redundant transitions removed 2767 transitions.
FORMULA RERS2020-PT-pb102-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb102-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 1276 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1276/1276 places, 122620/122620 transitions.
Ensure Unique test removed 6 places
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 1270 transition count 122620
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 9 place count 1267 transition count 122617
Iterating global reduction 1 with 3 rules applied. Total rules applied 12 place count 1267 transition count 122617
Applied a total of 12 rules in 640 ms. Remains 1267 /1276 variables (removed 9) and now considering 122617/122620 (removed 3) transitions.
[2023-03-17 20:25:29] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
// Phase 1: matrix 94416 rows 1267 cols
[2023-03-17 20:25:29] [INFO ] Computed 7 place invariants in 532 ms
[2023-03-17 20:25:37] [INFO ] Implicit Places using invariants in 8578 ms returned []
Implicit Place search using SMT only with invariants took 8606 ms to find 0 implicit places.
[2023-03-17 20:25:37] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:25:37] [INFO ] Invariant cache hit.
[2023-03-17 20:26:07] [INFO ] Performed 89338/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:26:18] [INFO ] Dead Transitions using invariants and state equation in 41221 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1267/1276 places, 122617/122620 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 50493 ms. Remains : 1267/1276 places, 122617/122620 transitions.
Support contains 28 out of 1267 places after structural reductions.
[2023-03-17 20:26:23] [INFO ] Flatten gal took : 3616 ms
[2023-03-17 20:26:26] [INFO ] Flatten gal took : 3230 ms
[2023-03-17 20:26:32] [INFO ] Input system was already deterministic with 122617 transitions.
Support contains 27 out of 1267 places (down from 28) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1266 ms. (steps per millisecond=7 ) properties (out of 14) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 11) 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 11) 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 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=44 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 188 ms. (steps per millisecond=53 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 185 ms. (steps per millisecond=54 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-17 20:26:36] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:26:36] [INFO ] Invariant cache hit.
[2023-03-17 20:26:36] [INFO ] After 413ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-17 20:26:37] [INFO ] [Nat]Absence check using 7 positive place invariants in 14 ms returned sat
[2023-03-17 20:27:01] [INFO ] After 24390ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-17 20:27:02] [INFO ] State equation strengthened by 3015 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:27:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:27:02] [INFO ] After 26047ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:10
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 19 out of 1267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Drop transitions removed 2004 transitions
Reduce isomorphic transitions removed 2004 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1267 transition count 120611
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 2009 place count 1265 transition count 120610
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2009 place count 1265 transition count 120608
Deduced a syphon composed of 2 places in 68 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2013 place count 1263 transition count 120608
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Deduced a syphon composed of 35 places in 186 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 2083 place count 1228 transition count 120573
Ensure Unique test removed 1980 transitions
Reduce isomorphic transitions removed 1980 transitions.
Iterating post reduction 2 with 1980 rules applied. Total rules applied 4063 place count 1228 transition count 118593
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 62 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 4067 place count 1226 transition count 118591
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 4070 place count 1226 transition count 118588
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 56 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 4080 place count 1221 transition count 118589
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 4084 place count 1221 transition count 118585
Free-agglomeration rule applied 40 times.
Iterating global reduction 5 with 40 rules applied. Total rules applied 4124 place count 1221 transition count 118545
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 5 with 77 rules applied. Total rules applied 4201 place count 1181 transition count 118508
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 4202 place count 1181 transition count 118507
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 4204 place count 1180 transition count 118506
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 4205 place count 1180 transition count 118505
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 4206 place count 1179 transition count 118505
Free-agglomeration rule (complex) applied 69 times with reduction of 4271 identical transitions.
Iterating global reduction 8 with 69 rules applied. Total rules applied 4275 place count 1179 transition count 133622
Reduce places removed 69 places and 0 transitions.
Drop transitions removed 43 transitions
Ensure Unique test removed 3113 transitions
Reduce isomorphic transitions removed 3156 transitions.
Iterating post reduction 8 with 3225 rules applied. Total rules applied 7500 place count 1110 transition count 130466
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 7501 place count 1110 transition count 130466
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 7502 place count 1109 transition count 130465
Applied a total of 7502 rules in 8942 ms. Remains 1109 /1267 variables (removed 158) and now considering 130465/122617 (removed -7848) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8946 ms. Remains : 1109/1267 places, 130465/122617 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1150 ms. (steps per millisecond=8 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 151 ms. (steps per millisecond=66 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 284 ms. (steps per millisecond=35 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 151 ms. (steps per millisecond=66 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=56 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 175 ms. (steps per millisecond=57 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 12631 steps, run timeout after 6001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 12631 steps, saw 9510 distinct states, run finished after 6002 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 10 properties.
[2023-03-17 20:27:20] [INFO ] Flow matrix only has 103572 transitions (discarded 26893 similar events)
// Phase 1: matrix 103572 rows 1109 cols
[2023-03-17 20:27:21] [INFO ] Computed 7 place invariants in 611 ms
[2023-03-17 20:27:21] [INFO ] After 317ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-17 20:27:21] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-17 20:27:46] [INFO ] After 24588ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-17 20:27:48] [INFO ] State equation strengthened by 3566 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:27:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:27:48] [INFO ] After 26950ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:10
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 19 out of 1109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1109/1109 places, 130465/130465 transitions.
Applied a total of 0 rules in 1007 ms. Remains 1109 /1109 variables (removed 0) and now considering 130465/130465 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1007 ms. Remains : 1109/1109 places, 130465/130465 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1109/1109 places, 130465/130465 transitions.
Applied a total of 0 rules in 812 ms. Remains 1109 /1109 variables (removed 0) and now considering 130465/130465 (removed 0) transitions.
[2023-03-17 20:27:50] [INFO ] Flow matrix only has 103572 transitions (discarded 26893 similar events)
[2023-03-17 20:27:50] [INFO ] Invariant cache hit.
[2023-03-17 20:27:58] [INFO ] Implicit Places using invariants in 7950 ms returned []
Implicit Place search using SMT only with invariants took 7951 ms to find 0 implicit places.
[2023-03-17 20:27:58] [INFO ] Flow matrix only has 103572 transitions (discarded 26893 similar events)
[2023-03-17 20:27:58] [INFO ] Invariant cache hit.
[2023-03-17 20:28:28] [INFO ] Performed 93610/130465 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:28:39] [INFO ] Dead Transitions using invariants and state equation in 41332 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50111 ms. Remains : 1109/1109 places, 130465/130465 transitions.
Computed a total of 245 stabilizing places and 27913 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||F(p1)))))'
Support contains 3 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 62 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 56 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 58 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 60 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 3246 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:28:43] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:28:44] [INFO ] Computed 7 place invariants in 398 ms
[2023-03-17 20:28:51] [INFO ] Implicit Places using invariants in 8069 ms returned []
Implicit Place search using SMT only with invariants took 8070 ms to find 0 implicit places.
[2023-03-17 20:28:51] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:28:51] [INFO ] Invariant cache hit.
[2023-03-17 20:29:21] [INFO ] Performed 95362/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:29:30] [INFO ] Dead Transitions using invariants and state equation in 38504 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49829 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s1148 0), p1:(OR (EQ s1015 0) (EQ s17 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9166 ms.
Product exploration explored 100000 steps with 0 reset in 7378 ms.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Detected a total of 232/1217 stabilizing places and 26848/120586 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 226 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1043 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 8290 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8290 steps, saw 6109 distinct states, run finished after 3006 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 20:29:52] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:29:52] [INFO ] Invariant cache hit.
[2023-03-17 20:29:52] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 20:29:53] [INFO ] [Nat]Absence check using 7 positive place invariants in 13 ms returned sat
[2023-03-17 20:30:18] [INFO ] After 25031ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:30:19] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:30:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:30:19] [INFO ] After 26762ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 73 times with reduction of 4367 identical transitions.
Iterating global reduction 4 with 73 rules applied. Total rules applied 2198 place count 1176 transition count 134490
Reduce places removed 73 places and 0 transitions.
Drop transitions removed 46 transitions
Ensure Unique test removed 3411 transitions
Reduce isomorphic transitions removed 3457 transitions.
Iterating post reduction 4 with 3530 rules applied. Total rules applied 5728 place count 1103 transition count 131033
Applied a total of 5728 rules in 5509 ms. Remains 1103 /1217 variables (removed 114) and now considering 131033/120586 (removed -10447) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5513 ms. Remains : 1103/1217 places, 131033/120586 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1093 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 4 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5990 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5990 steps, saw 4701 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 20:30:29] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
// Phase 1: matrix 104088 rows 1103 cols
[2023-03-17 20:30:30] [INFO ] Computed 7 place invariants in 577 ms
[2023-03-17 20:30:30] [INFO ] After 139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 20:30:30] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 20:30:55] [INFO ] After 24840ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 20:30:56] [INFO ] State equation strengthened by 3593 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:30:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:30:56] [INFO ] After 26223ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1103 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1103/1103 places, 131033/131033 transitions.
Applied a total of 0 rules in 583 ms. Remains 1103 /1103 variables (removed 0) and now considering 131033/131033 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 583 ms. Remains : 1103/1103 places, 131033/131033 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1103/1103 places, 131033/131033 transitions.
Applied a total of 0 rules in 742 ms. Remains 1103 /1103 variables (removed 0) and now considering 131033/131033 (removed 0) transitions.
[2023-03-17 20:30:58] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
[2023-03-17 20:30:58] [INFO ] Invariant cache hit.
[2023-03-17 20:31:06] [INFO ] Implicit Places using invariants in 8396 ms returned []
Implicit Place search using SMT only with invariants took 8398 ms to find 0 implicit places.
[2023-03-17 20:31:06] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
[2023-03-17 20:31:06] [INFO ] Invariant cache hit.
[2023-03-17 20:31:36] [INFO ] Performed 97138/131033 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:31:47] [INFO ] Dead Transitions using invariants and state equation in 40628 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49783 ms. Remains : 1103/1103 places, 131033/131033 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 241 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 1217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 621 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 20:31:48] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:31:48] [INFO ] Computed 7 place invariants in 390 ms
[2023-03-17 20:31:56] [INFO ] Implicit Places using invariants in 8069 ms returned []
Implicit Place search using SMT only with invariants took 8070 ms to find 0 implicit places.
[2023-03-17 20:31:56] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:31:56] [INFO ] Invariant cache hit.
[2023-03-17 20:32:26] [INFO ] Performed 96037/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:32:34] [INFO ] Dead Transitions using invariants and state equation in 38140 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46849 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Detected a total of 232/1217 stabilizing places and 26848/120586 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 268 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 933 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 191 ms. (steps per millisecond=52 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 8654 steps, run timeout after 3002 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8654 steps, saw 6312 distinct states, run finished after 3002 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 20:32:39] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:32:39] [INFO ] Invariant cache hit.
[2023-03-17 20:32:40] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 20:32:40] [INFO ] [Nat]Absence check using 7 positive place invariants in 19 ms returned sat
[2023-03-17 20:33:05] [INFO ] After 24914ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:33:06] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:33:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:33:06] [INFO ] After 26525ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 73 times with reduction of 4367 identical transitions.
Iterating global reduction 4 with 73 rules applied. Total rules applied 2198 place count 1176 transition count 134490
Reduce places removed 73 places and 0 transitions.
Drop transitions removed 46 transitions
Ensure Unique test removed 3411 transitions
Reduce isomorphic transitions removed 3457 transitions.
Iterating post reduction 4 with 3530 rules applied. Total rules applied 5728 place count 1103 transition count 131033
Applied a total of 5728 rules in 6598 ms. Remains 1103 /1217 variables (removed 114) and now considering 131033/120586 (removed -10447) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6602 ms. Remains : 1103/1217 places, 131033/120586 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 1125 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 6234 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6234 steps, saw 4897 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 20:33:17] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
// Phase 1: matrix 104088 rows 1103 cols
[2023-03-17 20:33:18] [INFO ] Computed 7 place invariants in 563 ms
[2023-03-17 20:33:18] [INFO ] After 146ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 20:33:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 20:33:43] [INFO ] After 25022ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1103 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1103/1103 places, 131033/131033 transitions.
Applied a total of 0 rules in 623 ms. Remains 1103 /1103 variables (removed 0) and now considering 131033/131033 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 623 ms. Remains : 1103/1103 places, 131033/131033 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1103/1103 places, 131033/131033 transitions.
Applied a total of 0 rules in 589 ms. Remains 1103 /1103 variables (removed 0) and now considering 131033/131033 (removed 0) transitions.
[2023-03-17 20:33:44] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
[2023-03-17 20:33:44] [INFO ] Invariant cache hit.
[2023-03-17 20:33:53] [INFO ] Implicit Places using invariants in 8290 ms returned []
Implicit Place search using SMT only with invariants took 8291 ms to find 0 implicit places.
[2023-03-17 20:33:53] [INFO ] Flow matrix only has 104088 transitions (discarded 26945 similar events)
[2023-03-17 20:33:53] [INFO ] Invariant cache hit.
[2023-03-17 20:34:23] [INFO ] Performed 99904/131033 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:34:32] [INFO ] Dead Transitions using invariants and state equation in 39425 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48316 ms. Remains : 1103/1103 places, 131033/131033 transitions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 235 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 7452 ms.
Product exploration explored 100000 steps with 0 reset in 5102 ms.
Support contains 3 out of 1217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 490 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 20:34:46] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:34:46] [INFO ] Computed 7 place invariants in 296 ms
[2023-03-17 20:34:54] [INFO ] Implicit Places using invariants in 8043 ms returned []
Implicit Place search using SMT only with invariants took 8044 ms to find 0 implicit places.
[2023-03-17 20:34:54] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:34:54] [INFO ] Invariant cache hit.
[2023-03-17 20:35:24] [INFO ] Performed 92320/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:35:33] [INFO ] Dead Transitions using invariants and state equation in 39372 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47911 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Treatment of property RERS2020-PT-pb102-LTLCardinality-01 finished in 418269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 143 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 47 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 66 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 46 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 3631 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:35:42] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:35:42] [INFO ] Invariant cache hit.
[2023-03-17 20:35:50] [INFO ] Implicit Places using invariants in 7878 ms returned []
Implicit Place search using SMT only with invariants took 7879 ms to find 0 implicit places.
[2023-03-17 20:35:50] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:35:50] [INFO ] Invariant cache hit.
[2023-03-17 20:36:20] [INFO ] Performed 95716/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:36:28] [INFO ] Dead Transitions using invariants and state equation in 38120 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49635 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s208 0) (EQ s834 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 64 steps with 0 reset in 32 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-02 finished in 49911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(p0)||G(((p2||F(p0))&&p1)))))))'
Support contains 5 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 152 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:36:28] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
// Phase 1: matrix 94416 rows 1267 cols
[2023-03-17 20:36:29] [INFO ] Computed 7 place invariants in 324 ms
[2023-03-17 20:36:37] [INFO ] Implicit Places using invariants in 8394 ms returned []
Implicit Place search using SMT only with invariants took 8405 ms to find 0 implicit places.
[2023-03-17 20:36:37] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:36:37] [INFO ] Invariant cache hit.
[2023-03-17 20:37:07] [INFO ] Performed 90274/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:37:18] [INFO ] Dead Transitions using invariants and state equation in 41037 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 49602 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Stuttering acceptance computed with spot in 244 ms :[(NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(AND (EQ s406 0) (EQ s1090 1)), p1:(AND (EQ s349 0) (EQ s463 1)), p2:(EQ s484 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 87 steps with 0 reset in 10 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-03 finished in 50035 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)&&X(X(F((p0&&X(p1)))))))'
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 158 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:37:18] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:37:18] [INFO ] Invariant cache hit.
[2023-03-17 20:37:27] [INFO ] Implicit Places using invariants in 8315 ms returned []
Implicit Place search using SMT only with invariants took 8318 ms to find 0 implicit places.
[2023-03-17 20:37:27] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:37:27] [INFO ] Invariant cache hit.
[2023-03-17 20:37:57] [INFO ] Performed 92659/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:38:07] [INFO ] Dead Transitions using invariants and state equation in 39976 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48460 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Stuttering acceptance computed with spot in 245 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 4}], [{ cond=(AND p0 p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={} source=3 dest: 2}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={} source=5 dest: 3}, { cond=(NOT p0), acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (EQ s740 0) (EQ s455 1)), p1:(OR (EQ s988 0) (EQ s859 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8097 ms.
Product exploration explored 100000 steps with 0 reset in 7483 ms.
Computed a total of 245 stabilizing places and 27913 stable transitions
Computed a total of 245 stabilizing places and 27913 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 181 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 888 ms. (steps per millisecond=11 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 3) 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 3) seen :0
Interrupted probabilistic random walk after 6643 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6643 steps, saw 4951 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:38:28] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:38:28] [INFO ] Invariant cache hit.
[2023-03-17 20:38:28] [INFO ] After 163ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:38:28] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2023-03-17 20:38:53] [INFO ] After 24804ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 20:38:54] [INFO ] State equation strengthened by 3015 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:38:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:38:54] [INFO ] After 26343ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Drop transitions removed 2004 transitions
Reduce isomorphic transitions removed 2004 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1267 transition count 120611
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 2009 place count 1265 transition count 120610
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2009 place count 1265 transition count 120608
Deduced a syphon composed of 2 places in 232 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2013 place count 1263 transition count 120608
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 152 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 2089 place count 1225 transition count 120570
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 4070 place count 1225 transition count 118589
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 54 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 4074 place count 1223 transition count 118587
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 4077 place count 1223 transition count 118584
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 54 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 4087 place count 1218 transition count 118585
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 4091 place count 1218 transition count 118581
Free-agglomeration rule applied 39 times.
Iterating global reduction 5 with 39 rules applied. Total rules applied 4130 place count 1218 transition count 118542
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 5 with 75 rules applied. Total rules applied 4205 place count 1179 transition count 118506
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 4206 place count 1179 transition count 118505
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 4208 place count 1178 transition count 118504
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 4209 place count 1178 transition count 118503
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 4210 place count 1177 transition count 118503
Free-agglomeration rule (complex) applied 75 times with reduction of 4414 identical transitions.
Iterating global reduction 8 with 75 rules applied. Total rules applied 4285 place count 1177 transition count 134713
Reduce places removed 75 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3410 transitions
Reduce isomorphic transitions removed 3458 transitions.
Iterating post reduction 8 with 3533 rules applied. Total rules applied 7818 place count 1102 transition count 131255
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 7819 place count 1101 transition count 131254
Applied a total of 7819 rules in 8924 ms. Remains 1101 /1267 variables (removed 166) and now considering 131254/122617 (removed -8637) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8928 ms. Remains : 1101/1267 places, 131254/122617 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 925 ms. (steps per millisecond=10 ) properties (out of 3) 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 3) 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 3) 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 3) seen :0
Interrupted probabilistic random walk after 8345 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8345 steps, saw 6340 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:39:08] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
// Phase 1: matrix 104268 rows 1101 cols
[2023-03-17 20:39:09] [INFO ] Computed 7 place invariants in 667 ms
[2023-03-17 20:39:09] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:39:09] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2023-03-17 20:39:34] [INFO ] After 24832ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:39:35] [INFO ] State equation strengthened by 3605 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:39:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:39:35] [INFO ] After 26543ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 4 out of 1101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 828 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 828 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 684 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
[2023-03-17 20:39:37] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:39:37] [INFO ] Invariant cache hit.
[2023-03-17 20:39:45] [INFO ] Implicit Places using invariants in 8105 ms returned []
Implicit Place search using SMT only with invariants took 8110 ms to find 0 implicit places.
[2023-03-17 20:39:45] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:39:45] [INFO ] Invariant cache hit.
[2023-03-17 20:40:15] [INFO ] Performed 94032/131254 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:40:26] [INFO ] Dead Transitions using invariants and state equation in 40649 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49459 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 164 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:40:26] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
// Phase 1: matrix 94416 rows 1267 cols
[2023-03-17 20:40:27] [INFO ] Computed 7 place invariants in 587 ms
[2023-03-17 20:40:35] [INFO ] Implicit Places using invariants in 8576 ms returned []
Implicit Place search using SMT only with invariants took 8589 ms to find 0 implicit places.
[2023-03-17 20:40:35] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:40:35] [INFO ] Invariant cache hit.
[2023-03-17 20:41:05] [INFO ] Performed 92391/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:41:15] [INFO ] Dead Transitions using invariants and state equation in 39997 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48755 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Computed a total of 245 stabilizing places and 27913 stable transitions
Computed a total of 245 stabilizing places and 27913 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 252 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 999 ms. (steps per millisecond=10 ) properties (out of 3) 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 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 8308 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8308 steps, saw 6187 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:41:21] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:41:21] [INFO ] Invariant cache hit.
[2023-03-17 20:41:21] [INFO ] After 176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:41:21] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 20:41:46] [INFO ] After 24774ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 20:41:47] [INFO ] State equation strengthened by 3015 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:41:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:41:47] [INFO ] After 26088ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Drop transitions removed 2004 transitions
Reduce isomorphic transitions removed 2004 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1267 transition count 120611
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 2009 place count 1265 transition count 120610
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2009 place count 1265 transition count 120608
Deduced a syphon composed of 2 places in 67 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2013 place count 1263 transition count 120608
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 59 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 2089 place count 1225 transition count 120570
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 4070 place count 1225 transition count 118589
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 73 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 4074 place count 1223 transition count 118587
Drop transitions removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 4077 place count 1223 transition count 118584
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 56 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 4087 place count 1218 transition count 118585
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 4091 place count 1218 transition count 118581
Free-agglomeration rule applied 39 times.
Iterating global reduction 5 with 39 rules applied. Total rules applied 4130 place count 1218 transition count 118542
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 5 with 75 rules applied. Total rules applied 4205 place count 1179 transition count 118506
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 4206 place count 1179 transition count 118505
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 4208 place count 1178 transition count 118504
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 4209 place count 1178 transition count 118503
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 4210 place count 1177 transition count 118503
Free-agglomeration rule (complex) applied 75 times with reduction of 4414 identical transitions.
Iterating global reduction 8 with 75 rules applied. Total rules applied 4285 place count 1177 transition count 134713
Reduce places removed 75 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3410 transitions
Reduce isomorphic transitions removed 3458 transitions.
Iterating post reduction 8 with 3533 rules applied. Total rules applied 7818 place count 1102 transition count 131255
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 7819 place count 1101 transition count 131254
Applied a total of 7819 rules in 9086 ms. Remains 1101 /1267 variables (removed 166) and now considering 131254/122617 (removed -8637) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9091 ms. Remains : 1101/1267 places, 131254/122617 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1402 ms. (steps per millisecond=7 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 189 ms. (steps per millisecond=52 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 7169 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7169 steps, saw 5546 distinct states, run finished after 3005 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:42:01] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
// Phase 1: matrix 104268 rows 1101 cols
[2023-03-17 20:42:02] [INFO ] Computed 7 place invariants in 529 ms
[2023-03-17 20:42:02] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:42:02] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2023-03-17 20:42:27] [INFO ] After 24829ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:42:28] [INFO ] State equation strengthened by 3605 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:42:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:42:28] [INFO ] After 26005ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 826 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 826 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 606 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
[2023-03-17 20:42:29] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:42:29] [INFO ] Invariant cache hit.
[2023-03-17 20:42:38] [INFO ] Implicit Places using invariants in 8345 ms returned []
Implicit Place search using SMT only with invariants took 8345 ms to find 0 implicit places.
[2023-03-17 20:42:38] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:42:38] [INFO ] Invariant cache hit.
[2023-03-17 20:43:08] [INFO ] Performed 91972/131254 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:43:20] [INFO ] Dead Transitions using invariants and state equation in 42361 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51327 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 107 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 260 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 232 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 229 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Product exploration explored 100000 steps with 0 reset in 8770 ms.
Product exploration explored 100000 steps with 0 reset in 9255 ms.
Applying partial POR strategy [true, true, false, false, false, true]
Stuttering acceptance computed with spot in 235 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1267 transition count 122617
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 1267 transition count 122616
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 42 places in 53 ms
Iterating global reduction 2 with 40 rules applied. Total rules applied 43 place count 1267 transition count 122623
Ensure Unique test removed 1982 transitions
Reduce isomorphic transitions removed 1982 transitions.
Iterating post reduction 2 with 1982 rules applied. Total rules applied 2025 place count 1267 transition count 120641
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 44 places in 52 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 2027 place count 1267 transition count 120641
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2028 place count 1267 transition count 120640
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2030 place count 1265 transition count 120638
Deduced a syphon composed of 42 places in 53 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 2032 place count 1265 transition count 120638
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 47 places in 52 ms
Iterating global reduction 4 with 5 rules applied. Total rules applied 2037 place count 1265 transition count 120652
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 2042 place count 1265 transition count 120647
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2043 place count 1264 transition count 120644
Deduced a syphon composed of 46 places in 52 ms
Iterating global reduction 5 with 1 rules applied. Total rules applied 2044 place count 1264 transition count 120644
Deduced a syphon composed of 46 places in 56 ms
Applied a total of 2044 rules in 3284 ms. Remains 1264 /1267 variables (removed 3) and now considering 120644/122617 (removed 1973) transitions.
[2023-03-17 20:43:43] [INFO ] Flow matrix only has 92428 transitions (discarded 28216 similar events)
// Phase 1: matrix 92428 rows 1264 cols
[2023-03-17 20:43:43] [INFO ] Computed 7 place invariants in 409 ms
[2023-03-17 20:44:13] [INFO ] Performed 91782/120644 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:44:23] [INFO ] Dead Transitions using invariants and state equation in 40087 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1264/1267 places, 120644/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43375 ms. Remains : 1264/1267 places, 120644/122617 transitions.
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 211 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:44:23] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
// Phase 1: matrix 94416 rows 1267 cols
[2023-03-17 20:44:24] [INFO ] Computed 7 place invariants in 443 ms
[2023-03-17 20:44:32] [INFO ] Implicit Places using invariants in 8888 ms returned []
Implicit Place search using SMT only with invariants took 8890 ms to find 0 implicit places.
[2023-03-17 20:44:32] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:44:32] [INFO ] Invariant cache hit.
[2023-03-17 20:45:02] [INFO ] Performed 87741/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:45:14] [INFO ] Dead Transitions using invariants and state equation in 42186 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51292 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Treatment of property RERS2020-PT-pb102-LTLCardinality-06 finished in 480971 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(X(G(p1)))))'
Support contains 3 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 243 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:45:19] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:45:19] [INFO ] Invariant cache hit.
[2023-03-17 20:45:28] [INFO ] Implicit Places using invariants in 8266 ms returned []
Implicit Place search using SMT only with invariants took 8273 ms to find 0 implicit places.
[2023-03-17 20:45:28] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:45:28] [INFO ] Invariant cache hit.
[2023-03-17 20:45:58] [INFO ] Performed 91716/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:46:08] [INFO ] Dead Transitions using invariants and state equation in 40121 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48641 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=3, aps=[p1:(EQ s434 1), p0:(OR (EQ s347 0) (EQ s457 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 68 steps with 0 reset in 17 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-07 finished in 49009 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Applied a total of 0 rules in 177 ms. Remains 1267 /1267 variables (removed 0) and now considering 122617/122617 (removed 0) transitions.
[2023-03-17 20:46:08] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:46:08] [INFO ] Invariant cache hit.
[2023-03-17 20:46:16] [INFO ] Implicit Places using invariants in 7947 ms returned []
Implicit Place search using SMT only with invariants took 7950 ms to find 0 implicit places.
[2023-03-17 20:46:16] [INFO ] Flow matrix only has 94416 transitions (discarded 28201 similar events)
[2023-03-17 20:46:16] [INFO ] Invariant cache hit.
[2023-03-17 20:46:46] [INFO ] Performed 91072/122617 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:46:57] [INFO ] Dead Transitions using invariants and state equation in 40520 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48650 ms. Remains : 1267/1267 places, 122617/122617 transitions.
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (AND (NEQ s1210 0) (NEQ s68 1)) (AND (NEQ s754 0) (NEQ s160 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-09 finished in 48993 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 2 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 69 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 62 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 62 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 61 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 3465 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:47:01] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:47:01] [INFO ] Computed 7 place invariants in 370 ms
[2023-03-17 20:47:09] [INFO ] Implicit Places using invariants in 8300 ms returned []
Implicit Place search using SMT only with invariants took 8301 ms to find 0 implicit places.
[2023-03-17 20:47:09] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:47:09] [INFO ] Invariant cache hit.
[2023-03-17 20:47:39] [INFO ] Performed 92264/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:47:48] [INFO ] Dead Transitions using invariants and state equation in 39242 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 51015 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Stuttering acceptance computed with spot in 65 ms :[true, (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(OR (EQ s309 0) (EQ s480 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 8969 ms.
Product exploration explored 100000 steps with 0 reset in 8390 ms.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 143 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 856 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 8676 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8676 steps, saw 6329 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:48:11] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:48:11] [INFO ] Invariant cache hit.
[2023-03-17 20:48:11] [INFO ] After 138ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 20:48:11] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2023-03-17 20:48:36] [INFO ] After 25035ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 20:48:37] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:48:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:48:37] [INFO ] After 25877ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 74 times with reduction of 4414 identical transitions.
Iterating global reduction 4 with 74 rules applied. Total rules applied 2199 place count 1176 transition count 134661
Reduce places removed 74 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3408 transitions
Reduce isomorphic transitions removed 3456 transitions.
Iterating post reduction 4 with 3530 rules applied. Total rules applied 5729 place count 1102 transition count 131205
Applied a total of 5729 rules in 5011 ms. Remains 1102 /1217 variables (removed 115) and now considering 131205/120586 (removed -10619) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5015 ms. Remains : 1102/1217 places, 131205/120586 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1051 ms. (steps per millisecond=9 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 9285 steps, run timeout after 3001 ms. (steps per millisecond=3 ) properties seen :{}
Probabilistic random walk after 9285 steps, saw 6978 distinct states, run finished after 3001 ms. (steps per millisecond=3 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:48:46] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
// Phase 1: matrix 104220 rows 1102 cols
[2023-03-17 20:48:46] [INFO ] Computed 7 place invariants in 438 ms
[2023-03-17 20:48:47] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 20:48:47] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 20:49:12] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1102/1102 places, 131205/131205 transitions.
Applied a total of 0 rules in 662 ms. Remains 1102 /1102 variables (removed 0) and now considering 131205/131205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 662 ms. Remains : 1102/1102 places, 131205/131205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1102/1102 places, 131205/131205 transitions.
Applied a total of 0 rules in 649 ms. Remains 1102 /1102 variables (removed 0) and now considering 131205/131205 (removed 0) transitions.
[2023-03-17 20:49:13] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
[2023-03-17 20:49:13] [INFO ] Invariant cache hit.
[2023-03-17 20:49:21] [INFO ] Implicit Places using invariants in 8240 ms returned []
Implicit Place search using SMT only with invariants took 8241 ms to find 0 implicit places.
[2023-03-17 20:49:21] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
[2023-03-17 20:49:21] [INFO ] Invariant cache hit.
[2023-03-17 20:49:51] [INFO ] Performed 95304/131205 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:50:02] [INFO ] Dead Transitions using invariants and state equation in 41123 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50027 ms. Remains : 1102/1102 places, 131205/131205 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 193 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[true, (NOT p0)]
Support contains 2 out of 1217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 505 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 20:50:03] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:50:04] [INFO ] Computed 7 place invariants in 503 ms
[2023-03-17 20:50:12] [INFO ] Implicit Places using invariants in 8509 ms returned []
Implicit Place search using SMT only with invariants took 8512 ms to find 0 implicit places.
[2023-03-17 20:50:12] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:50:12] [INFO ] Invariant cache hit.
[2023-03-17 20:50:42] [INFO ] Performed 100814/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:50:48] [INFO ] Dead Transitions using invariants and state equation in 36205 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 45226 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 159 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1257 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 6072 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6072 steps, saw 4441 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:50:53] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:50:53] [INFO ] Invariant cache hit.
[2023-03-17 20:50:54] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 20:50:54] [INFO ] [Nat]Absence check using 7 positive place invariants in 12 ms returned sat
[2023-03-17 20:51:19] [INFO ] After 25163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 20:51:20] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
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)
[2023-03-17 20:51:20] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:51:20] [INFO ] After 26001ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 74 times with reduction of 4414 identical transitions.
Iterating global reduction 4 with 74 rules applied. Total rules applied 2199 place count 1176 transition count 134661
Reduce places removed 74 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3408 transitions
Reduce isomorphic transitions removed 3456 transitions.
Iterating post reduction 4 with 3530 rules applied. Total rules applied 5729 place count 1102 transition count 131205
Applied a total of 5729 rules in 4191 ms. Remains 1102 /1217 variables (removed 115) and now considering 131205/120586 (removed -10619) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4195 ms. Remains : 1102/1217 places, 131205/120586 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 802 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 8751 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8751 steps, saw 6599 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 20:51:28] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
// Phase 1: matrix 104220 rows 1102 cols
[2023-03-17 20:51:28] [INFO ] Computed 7 place invariants in 450 ms
[2023-03-17 20:51:29] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 20:51:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2023-03-17 20:51:54] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1102/1102 places, 131205/131205 transitions.
Applied a total of 0 rules in 560 ms. Remains 1102 /1102 variables (removed 0) and now considering 131205/131205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 561 ms. Remains : 1102/1102 places, 131205/131205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1102/1102 places, 131205/131205 transitions.
Applied a total of 0 rules in 630 ms. Remains 1102 /1102 variables (removed 0) and now considering 131205/131205 (removed 0) transitions.
[2023-03-17 20:51:55] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
[2023-03-17 20:51:55] [INFO ] Invariant cache hit.
[2023-03-17 20:52:03] [INFO ] Implicit Places using invariants in 8140 ms returned []
Implicit Place search using SMT only with invariants took 8146 ms to find 0 implicit places.
[2023-03-17 20:52:03] [INFO ] Flow matrix only has 104220 transitions (discarded 26985 similar events)
[2023-03-17 20:52:03] [INFO ] Invariant cache hit.
[2023-03-17 20:52:33] [INFO ] Performed 97397/131205 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:52:43] [INFO ] Dead Transitions using invariants and state equation in 39870 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48657 ms. Remains : 1102/1102 places, 131205/131205 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 142 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8376 ms.
Product exploration explored 100000 steps with 0 reset in 8357 ms.
Support contains 2 out of 1217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 514 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 20:53:00] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:53:01] [INFO ] Computed 7 place invariants in 459 ms
[2023-03-17 20:53:09] [INFO ] Implicit Places using invariants in 8399 ms returned []
Implicit Place search using SMT only with invariants took 8407 ms to find 0 implicit places.
[2023-03-17 20:53:09] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:53:09] [INFO ] Invariant cache hit.
[2023-03-17 20:53:39] [INFO ] Performed 96459/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:53:47] [INFO ] Dead Transitions using invariants and state equation in 37997 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46932 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Treatment of property RERS2020-PT-pb102-LTLCardinality-11 finished in 414371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 64 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 61 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 60 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 59 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 4135 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:53:56] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:53:56] [INFO ] Invariant cache hit.
[2023-03-17 20:54:04] [INFO ] Implicit Places using invariants in 8279 ms returned []
Implicit Place search using SMT only with invariants took 8280 ms to find 0 implicit places.
[2023-03-17 20:54:04] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:54:04] [INFO ] Invariant cache hit.
[2023-03-17 20:54:34] [INFO ] Performed 99115/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:54:41] [INFO ] Dead Transitions using invariants and state equation in 36837 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49266 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s379 0) (EQ s158 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 9 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-14 finished in 49511 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1267 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 57 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 52 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 51 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 50 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 2999 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:54:44] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:54:44] [INFO ] Invariant cache hit.
[2023-03-17 20:54:52] [INFO ] Implicit Places using invariants in 7602 ms returned []
Implicit Place search using SMT only with invariants took 7603 ms to find 0 implicit places.
[2023-03-17 20:54:52] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:54:52] [INFO ] Invariant cache hit.
[2023-03-17 20:55:22] [INFO ] Performed 89668/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:55:32] [INFO ] Dead Transitions using invariants and state equation in 40555 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 51184 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s793 0) (EQ s130 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 126 steps with 0 reset in 12 ms.
FORMULA RERS2020-PT-pb102-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb102-LTLCardinality-15 finished in 51491 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||F(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)&&X(X(F((p0&&X(p1)))))))'
Found a Shortening insensitive property : RERS2020-PT-pb102-LTLCardinality-06
Stuttering acceptance computed with spot in 177 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Support contains 4 out of 1267 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1267/1267 places, 122617/122617 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 1266 transition count 122614
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 1264 transition count 122613
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 1264 transition count 122611
Deduced a syphon composed of 2 places in 57 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 1262 transition count 122611
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 50 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 85 place count 1224 transition count 122573
Ensure Unique test removed 1981 transitions
Reduce isomorphic transitions removed 1981 transitions.
Iterating post reduction 2 with 1981 rules applied. Total rules applied 2066 place count 1224 transition count 120592
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 48 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2070 place count 1222 transition count 120590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2071 place count 1222 transition count 120589
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 47 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 2081 place count 1217 transition count 120590
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 2085 place count 1217 transition count 120586
Applied a total of 2085 rules in 2973 ms. Remains 1217 /1267 variables (removed 50) and now considering 120586/122617 (removed 2031) transitions.
[2023-03-17 20:55:36] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:55:36] [INFO ] Invariant cache hit.
[2023-03-17 20:55:43] [INFO ] Implicit Places using invariants in 7600 ms returned []
Implicit Place search using SMT only with invariants took 7601 ms to find 0 implicit places.
[2023-03-17 20:55:43] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:55:43] [INFO ] Invariant cache hit.
[2023-03-17 20:56:14] [INFO ] Performed 89935/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:56:24] [INFO ] Dead Transitions using invariants and state equation in 40133 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 1217/1267 places, 120586/122617 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 50738 ms. Remains : 1217/1267 places, 120586/122617 transitions.
Running random walk in product with property : RERS2020-PT-pb102-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 4}], [{ cond=(AND p0 p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={} source=3 dest: 2}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p0, acceptance={} source=5 dest: 3}, { cond=(NOT p0), acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (EQ s708 0) (EQ s432 1)), p1:(OR (EQ s951 0) (EQ s825 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 6988 ms.
Product exploration explored 100000 steps with 0 reset in 7054 ms.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 155 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 912 ms. (steps per millisecond=10 ) properties (out of 3) 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 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 7953 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7953 steps, saw 5881 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:56:43] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:56:43] [INFO ] Invariant cache hit.
[2023-03-17 20:56:43] [INFO ] After 184ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:56:43] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2023-03-17 20:57:08] [INFO ] After 24810ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 20:57:09] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
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)
[2023-03-17 20:57:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:57:09] [INFO ] After 25690ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 75 times with reduction of 4414 identical transitions.
Iterating global reduction 4 with 75 rules applied. Total rules applied 2200 place count 1176 transition count 134712
Reduce places removed 75 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3410 transitions
Reduce isomorphic transitions removed 3458 transitions.
Iterating post reduction 4 with 3533 rules applied. Total rules applied 5733 place count 1101 transition count 131254
Applied a total of 5733 rules in 4266 ms. Remains 1101 /1217 variables (removed 116) and now considering 131254/120586 (removed -10668) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4270 ms. Remains : 1101/1217 places, 131254/120586 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 815 ms. (steps per millisecond=12 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 202 ms. (steps per millisecond=49 ) properties (out of 3) 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 3) seen :0
Interrupted probabilistic random walk after 7809 steps, run timeout after 3003 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7809 steps, saw 5975 distinct states, run finished after 3003 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:57:18] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
// Phase 1: matrix 104268 rows 1101 cols
[2023-03-17 20:57:18] [INFO ] Computed 7 place invariants in 491 ms
[2023-03-17 20:57:18] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:57:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2023-03-17 20:57:43] [INFO ] After 24827ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:57:44] [INFO ] State equation strengthened by 3605 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
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)
[2023-03-17 20:57:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:57:44] [INFO ] After 25695ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 573 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 573 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 583 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
[2023-03-17 20:57:45] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:57:45] [INFO ] Invariant cache hit.
[2023-03-17 20:57:53] [INFO ] Implicit Places using invariants in 7935 ms returned []
Implicit Place search using SMT only with invariants took 7959 ms to find 0 implicit places.
[2023-03-17 20:57:53] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 20:57:53] [INFO ] Invariant cache hit.
[2023-03-17 20:58:23] [INFO ] Performed 92855/131254 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:58:35] [INFO ] Dead Transitions using invariants and state equation in 42125 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50685 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Knowledge obtained : [(AND p0 p1), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 142 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 181 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 1217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 160 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 20:58:36] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 20:58:36] [INFO ] Computed 7 place invariants in 347 ms
[2023-03-17 20:58:44] [INFO ] Implicit Places using invariants in 7933 ms returned []
Implicit Place search using SMT only with invariants took 7938 ms to find 0 implicit places.
[2023-03-17 20:58:44] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:58:44] [INFO ] Invariant cache hit.
[2023-03-17 20:59:14] [INFO ] Performed 91004/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 20:59:24] [INFO ] Dead Transitions using invariants and state equation in 39928 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48029 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Computed a total of 232 stabilizing places and 26848 stable transitions
Computed a total of 232 stabilizing places and 26848 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 106 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 805 ms. (steps per millisecond=12 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 9289 steps, run timeout after 3002 ms. (steps per millisecond=3 ) properties seen :{}
Probabilistic random walk after 9289 steps, saw 6703 distinct states, run finished after 3002 ms. (steps per millisecond=3 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 20:59:29] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 20:59:29] [INFO ] Invariant cache hit.
[2023-03-17 20:59:29] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 20:59:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 20:59:55] [INFO ] After 25066ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 20:59:55] [INFO ] State equation strengthened by 3026 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
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)
[2023-03-17 20:59:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 20:59:55] [INFO ] After 25932ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 1217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Drop transitions removed 2006 transitions
Reduce isomorphic transitions removed 2006 transitions.
Iterating post reduction 0 with 2006 rules applied. Total rules applied 2006 place count 1217 transition count 118580
Free-agglomeration rule applied 39 times.
Iterating global reduction 1 with 39 rules applied. Total rules applied 2045 place count 1217 transition count 118541
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 75 rules applied. Total rules applied 2120 place count 1178 transition count 118505
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2121 place count 1178 transition count 118504
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 2123 place count 1177 transition count 118503
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2124 place count 1177 transition count 118502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2125 place count 1176 transition count 118502
Free-agglomeration rule (complex) applied 75 times with reduction of 4414 identical transitions.
Iterating global reduction 4 with 75 rules applied. Total rules applied 2200 place count 1176 transition count 134712
Reduce places removed 75 places and 0 transitions.
Drop transitions removed 48 transitions
Ensure Unique test removed 3410 transitions
Reduce isomorphic transitions removed 3458 transitions.
Iterating post reduction 4 with 3533 rules applied. Total rules applied 5733 place count 1101 transition count 131254
Applied a total of 5733 rules in 4207 ms. Remains 1101 /1217 variables (removed 116) and now considering 131254/120586 (removed -10668) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4210 ms. Remains : 1101/1217 places, 131254/120586 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 989 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 7575 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 7575 steps, saw 5827 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 21:00:04] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
// Phase 1: matrix 104268 rows 1101 cols
[2023-03-17 21:00:05] [INFO ] Computed 7 place invariants in 490 ms
[2023-03-17 21:00:05] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 21:00:05] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2023-03-17 21:00:30] [INFO ] After 24823ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 21:00:30] [INFO ] State equation strengthened by 3605 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
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)
[2023-03-17 21:00:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 21:00:30] [INFO ] After 25708ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 636 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 636 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1101/1101 places, 131254/131254 transitions.
Applied a total of 0 rules in 585 ms. Remains 1101 /1101 variables (removed 0) and now considering 131254/131254 (removed 0) transitions.
[2023-03-17 21:00:32] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 21:00:32] [INFO ] Invariant cache hit.
[2023-03-17 21:00:39] [INFO ] Implicit Places using invariants in 7803 ms returned []
Implicit Place search using SMT only with invariants took 7804 ms to find 0 implicit places.
[2023-03-17 21:00:39] [INFO ] Flow matrix only has 104268 transitions (discarded 26986 similar events)
[2023-03-17 21:00:39] [INFO ] Invariant cache hit.
[2023-03-17 21:01:10] [INFO ] Performed 93609/131254 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 21:01:21] [INFO ] Dead Transitions using invariants and state equation in 41533 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49939 ms. Remains : 1101/1101 places, 131254/131254 transitions.
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Product exploration explored 100000 steps with 0 reset in 7675 ms.
Product exploration explored 100000 steps with 0 reset in 9846 ms.
Applying partial POR strategy [true, true, false, false, false, true]
Stuttering acceptance computed with spot in 197 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Support contains 4 out of 1217 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 544 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 21:01:40] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
// Phase 1: matrix 92370 rows 1217 cols
[2023-03-17 21:01:41] [INFO ] Computed 7 place invariants in 355 ms
[2023-03-17 21:02:11] [INFO ] Performed 90854/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 21:02:20] [INFO ] Dead Transitions using invariants and state equation in 40204 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40753 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Support contains 4 out of 1217 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1217/1217 places, 120586/120586 transitions.
Applied a total of 0 rules in 213 ms. Remains 1217 /1217 variables (removed 0) and now considering 120586/120586 (removed 0) transitions.
[2023-03-17 21:02:21] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 21:02:21] [INFO ] Invariant cache hit.
[2023-03-17 21:02:29] [INFO ] Implicit Places using invariants in 8145 ms returned []
Implicit Place search using SMT only with invariants took 8147 ms to find 0 implicit places.
[2023-03-17 21:02:29] [INFO ] Flow matrix only has 92370 transitions (discarded 28216 similar events)
[2023-03-17 21:02:29] [INFO ] Invariant cache hit.
[2023-03-17 21:02:59] [INFO ] Performed 91363/120586 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 21:03:08] [INFO ] Dead Transitions using invariants and state equation in 39321 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47685 ms. Remains : 1217/1217 places, 120586/120586 transitions.
Treatment of property RERS2020-PT-pb102-LTLCardinality-06 finished in 460115 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
[2023-03-17 21:03:16] [INFO ] Flatten gal took : 3167 ms
[2023-03-17 21:03:16] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-17 21:03:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1267 places, 122617 transitions and 488182 arcs took 265 ms.
Total runtime 2271870 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1730/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1730/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1730/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS2020-PT-pb102-LTLCardinality-01
Could not compute solution for formula : RERS2020-PT-pb102-LTLCardinality-06
Could not compute solution for formula : RERS2020-PT-pb102-LTLCardinality-11
BK_STOP 1679087079654
--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name RERS2020-PT-pb102-LTLCardinality-01
ltl formula formula --ltl=/tmp/1730/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1267 places, 122617 transitions and 488182 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 13.200 real 4.720 user 3.860 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1730/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1730/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1730/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1730/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS2020-PT-pb102-LTLCardinality-06
ltl formula formula --ltl=/tmp/1730/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1267 places, 122617 transitions and 488182 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 12.290 real 4.370 user 3.860 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1730/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1730/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1730/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1730/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS2020-PT-pb102-LTLCardinality-11
ltl formula formula --ltl=/tmp/1730/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1267 places, 122617 transitions and 488182 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 11.810 real 4.530 user 4.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1730/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1730/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1730/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1730/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
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="RERS2020-PT-pb102"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is RERS2020-PT-pb102, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201800227"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb102.tgz
mv RERS2020-PT-pb102 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;