About the Execution of LTSMin+red for RERS17pb115-PT-7
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 9812.676 | 3600000.00 | 4097507.00 | 9174.60 | FT?TFT?FT?TT?F?T | 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-167889201700195.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 RERS17pb115-PT-7, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201700195
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 7.1K Feb 25 13:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 13:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Feb 25 13:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 13:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 13:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M 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 RERS17pb115-PT-7-LTLCardinality-00
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-01
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-02
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-03
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-04
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-05
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-06
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-07
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-08
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-09
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-10
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-11
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-12
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-13
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-14
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679067778265
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=RERS17pb115-PT-7
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 15:42:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 15:42:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 15:43:01] [INFO ] Load time of PNML (sax parser for PT used): 1733 ms
[2023-03-17 15:43:01] [INFO ] Transformed 1399 places.
[2023-03-17 15:43:02] [INFO ] Transformed 144369 transitions.
[2023-03-17 15:43:02] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2482 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA RERS17pb115-PT-7-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 782 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:43:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:43:04] [INFO ] Computed 19 place invariants in 379 ms
[2023-03-17 15:43:12] [INFO ] Implicit Places using invariants in 8686 ms returned []
Implicit Place search using SMT only with invariants took 8710 ms to find 0 implicit places.
[2023-03-17 15:43:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:43:12] [INFO ] Invariant cache hit.
[2023-03-17 15:43:42] [INFO ] Performed 94548/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:43:57] [INFO ] Dead Transitions using invariants and state equation in 45315 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1381/1399 places, 144369/144369 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54823 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 48 out of 1381 places after structural reductions.
[2023-03-17 15:44:02] [INFO ] Flatten gal took : 3685 ms
[2023-03-17 15:44:05] [INFO ] Flatten gal took : 3333 ms
[2023-03-17 15:44:12] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 47 out of 1381 places (down from 48) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1178 ms. (steps per millisecond=8 ) properties (out of 30) seen :16
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 186 ms. (steps per millisecond=53 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
[2023-03-17 15:44:16] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:44:16] [INFO ] Invariant cache hit.
[2023-03-17 15:44:16] [INFO ] After 452ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-17 15:44:17] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:44:41] [INFO ] After 24302ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-17 15:44:43] [INFO ] State equation strengthened by 2277 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 15:44:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:44:43] [INFO ] After 26862ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:13
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 18 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2223 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2228 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 882 ms. (steps per millisecond=11 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 13) 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 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 13) seen :0
Interrupted probabilistic random walk after 3317 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3317 steps, saw 2821 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 13 properties.
[2023-03-17 15:44:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:44:51] [INFO ] Computed 19 place invariants in 241 ms
[2023-03-17 15:44:51] [INFO ] After 411ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-17 15:44:52] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:45:16] [INFO ] After 24397ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-17 15:45:17] [INFO ] State equation strengthened by 741 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 15:45:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:45:17] [INFO ] After 25706ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:13
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 18 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1021 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1021 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 936 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:45:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:45:19] [INFO ] Invariant cache hit.
[2023-03-17 15:45:27] [INFO ] Implicit Places using invariants in 7840 ms returned []
Implicit Place search using SMT only with invariants took 7842 ms to find 0 implicit places.
[2023-03-17 15:45:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:45:27] [INFO ] Invariant cache hit.
[2023-03-17 15:45:57] [INFO ] Performed 97331/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:46:11] [INFO ] Dead Transitions using invariants and state equation in 44284 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53074 ms. Remains : 1380/1380 places, 144368/144368 transitions.
FORMULA RERS17pb115-PT-7-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 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((F(p0)&&X(((G(p1) U p2)||X(F(p3)))))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 436 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:46:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:46:13] [INFO ] Computed 19 place invariants in 260 ms
[2023-03-17 15:46:21] [INFO ] Implicit Places using invariants in 8190 ms returned []
Implicit Place search using SMT only with invariants took 8192 ms to find 0 implicit places.
[2023-03-17 15:46:21] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:46:21] [INFO ] Invariant cache hit.
[2023-03-17 15:46:51] [INFO ] Performed 98393/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:47:05] [INFO ] Dead Transitions using invariants and state equation in 44096 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52729 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 397 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), (NOT p0), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(NOT p2), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p3)), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p2) p1 (NOT p3)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p3)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p3)), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(LEQ s1328 s436), p2:(LEQ 1 s1010), p1:(LEQ 3 s545), p3:(LEQ s182 s139)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 57630 steps with 19210 reset in 10004 ms.
Product exploration timeout after 57780 steps with 19260 reset in 10003 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1) p3), (X p0), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p2)), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p2) (NOT p3)))))
Knowledge based reduction with 12 factoid took 322 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-01 finished in 74305 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(F((p0&&F(G(p1))))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 438 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:47:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:47:27] [INFO ] Invariant cache hit.
[2023-03-17 15:47:35] [INFO ] Implicit Places using invariants in 8131 ms returned []
Implicit Place search using SMT only with invariants took 8132 ms to find 0 implicit places.
[2023-03-17 15:47:35] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:47:35] [INFO ] Invariant cache hit.
[2023-03-17 15:48:05] [INFO ] Performed 93669/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:48:20] [INFO ] Dead Transitions using invariants and state equation in 45415 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53989 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s330 s68), p1:(LEQ s997 s480)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8500 ms.
Product exploration explored 100000 steps with 0 reset in 8541 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 148 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p1)]
Finished random walk after 1668 steps, including 0 resets, run visited all 1 properties in 79 ms. (steps per millisecond=21 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Support contains 2 out of 1381 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1095 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 15:48:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:48:41] [INFO ] Computed 19 place invariants in 245 ms
[2023-03-17 15:48:49] [INFO ] Implicit Places using invariants in 8246 ms returned []
Implicit Place search using SMT only with invariants took 8247 ms to find 0 implicit places.
[2023-03-17 15:48:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:48:49] [INFO ] Invariant cache hit.
[2023-03-17 15:49:19] [INFO ] Performed 98168/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:49:33] [INFO ] Dead Transitions using invariants and state equation in 44539 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53887 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Finished random walk after 2852 steps, including 0 resets, run visited all 1 properties in 181 ms. (steps per millisecond=15 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 8523 ms.
Product exploration explored 100000 steps with 0 reset in 8560 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 891 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:49:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:49:53] [INFO ] Invariant cache hit.
[2023-03-17 15:50:01] [INFO ] Implicit Places using invariants in 7809 ms returned []
Implicit Place search using SMT only with invariants took 7816 ms to find 0 implicit places.
[2023-03-17 15:50:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:50:01] [INFO ] Invariant cache hit.
[2023-03-17 15:50:31] [INFO ] Performed 97193/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:50:46] [INFO ] Dead Transitions using invariants and state equation in 44932 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53643 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-02 finished in 204314 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(F(p0))||G(p1))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 435 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:50:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:50:51] [INFO ] Computed 19 place invariants in 238 ms
[2023-03-17 15:50:59] [INFO ] Implicit Places using invariants in 8191 ms returned []
Implicit Place search using SMT only with invariants took 8192 ms to find 0 implicit places.
[2023-03-17 15:50:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:50:59] [INFO ] Invariant cache hit.
[2023-03-17 15:51:29] [INFO ] Performed 97893/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:51:44] [INFO ] Dead Transitions using invariants and state equation in 44299 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52930 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(GT 2 s1348), p1:(LEQ s32 s390)], 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][false, false, false, false]]
Product exploration timeout after 60760 steps with 20253 reset in 10001 ms.
Product exploration timeout after 62500 steps with 20833 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 5 factoid took 114 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-03 finished in 73853 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&&(!p0||G(p1)))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 953 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 15:52:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:52:06] [INFO ] Computed 19 place invariants in 226 ms
[2023-03-17 15:52:13] [INFO ] Implicit Places using invariants in 7920 ms returned []
Implicit Place search using SMT only with invariants took 7921 ms to find 0 implicit places.
[2023-03-17 15:52:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:52:13] [INFO ] Invariant cache hit.
[2023-03-17 15:52:44] [INFO ] Performed 99726/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:52:57] [INFO ] Dead Transitions using invariants and state equation in 43741 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52622 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 65 ms :[true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(GT 3 s223), p1:(LEQ s498 s1097)], 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]]
Entered a terminal (fully accepting) state of product in 3594 steps with 0 reset in 288 ms.
FORMULA RERS17pb115-PT-7-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-7-LTLCardinality-04 finished in 53343 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((X(p0)&&(p1||F(p2)))) U p3))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 395 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:52:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:52:59] [INFO ] Computed 19 place invariants in 262 ms
[2023-03-17 15:53:06] [INFO ] Implicit Places using invariants in 8042 ms returned []
Implicit Place search using SMT only with invariants took 8042 ms to find 0 implicit places.
[2023-03-17 15:53:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:53:06] [INFO ] Invariant cache hit.
[2023-03-17 15:53:36] [INFO ] Performed 99399/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:53:51] [INFO ] Dead Transitions using invariants and state equation in 44377 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52816 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p3:(GT s1171 s714), p1:(LEQ 3 s959), p2:(LEQ 3 s732), p0:(LEQ s454 s174)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 8403 ms.
Product exploration explored 100000 steps with 4 reset in 8564 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 782 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 752 ms. (steps per millisecond=13 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-17 15:54:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:54:11] [INFO ] Invariant cache hit.
[2023-03-17 15:54:11] [INFO ] After 230ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 15:54:12] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 15:54:35] [INFO ] After 23126ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 15:54:36] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 15:54:36] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:54:36] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1758 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1761 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 884 ms. (steps per millisecond=11 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 3192 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3192 steps, saw 2714 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-17 15:54:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:54:43] [INFO ] Computed 19 place invariants in 248 ms
[2023-03-17 15:54:43] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 15:54:43] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 15:55:07] [INFO ] After 23353ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 15:55:07] [INFO ] State equation strengthened by 741 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 15:55:08] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:55:08] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 892 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 892 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 892 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:55:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:55:10] [INFO ] Invariant cache hit.
[2023-03-17 15:55:18] [INFO ] Implicit Places using invariants in 8204 ms returned []
Implicit Place search using SMT only with invariants took 8208 ms to find 0 implicit places.
[2023-03-17 15:55:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:55:18] [INFO ] Invariant cache hit.
[2023-03-17 15:55:48] [INFO ] Performed 98547/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:56:02] [INFO ] Dead Transitions using invariants and state equation in 44090 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53202 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p3) (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 619 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 158 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-17 15:56:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:56:04] [INFO ] Computed 19 place invariants in 256 ms
Could not prove EG (NOT p3)
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 407 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:56:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:56:20] [INFO ] Invariant cache hit.
[2023-03-17 15:56:28] [INFO ] Implicit Places using invariants in 7786 ms returned []
Implicit Place search using SMT only with invariants took 7786 ms to find 0 implicit places.
[2023-03-17 15:56:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:56:28] [INFO ] Invariant cache hit.
[2023-03-17 15:56:58] [INFO ] Performed 99539/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:57:11] [INFO ] Dead Transitions using invariants and state equation in 43703 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51899 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 560 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 784 ms. (steps per millisecond=12 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-17 15:57:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:57:14] [INFO ] Invariant cache hit.
[2023-03-17 15:57:15] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 15:57:15] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:57:38] [INFO ] After 22933ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 15:57:39] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 15:57:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:57:40] [INFO ] After 25026ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1748 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1751 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 803 ms. (steps per millisecond=12 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 3261 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3261 steps, saw 2775 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-17 15:57:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:57:46] [INFO ] Computed 19 place invariants in 249 ms
[2023-03-17 15:57:46] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 15:57:47] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 15:58:10] [INFO ] After 23297ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 15:58:11] [INFO ] State equation strengthened by 741 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 15:58:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:58:11] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 889 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 889 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 887 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:58:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:58:13] [INFO ] Invariant cache hit.
[2023-03-17 15:58:21] [INFO ] Implicit Places using invariants in 8223 ms returned []
Implicit Place search using SMT only with invariants took 8224 ms to find 0 implicit places.
[2023-03-17 15:58:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:58:21] [INFO ] Invariant cache hit.
[2023-03-17 15:58:52] [INFO ] Performed 99447/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:59:05] [INFO ] Dead Transitions using invariants and state equation in 43689 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52812 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3))))]
Knowledge based reduction with 14 factoid took 630 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 155 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-17 15:59:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:59:07] [INFO ] Computed 19 place invariants in 239 ms
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 167 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1 reset in 8640 ms.
Product exploration explored 100000 steps with 0 reset in 8476 ms.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 419 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:59:40] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:59:40] [INFO ] Invariant cache hit.
[2023-03-17 15:59:48] [INFO ] Implicit Places using invariants in 8401 ms returned []
Implicit Place search using SMT only with invariants took 8401 ms to find 0 implicit places.
[2023-03-17 15:59:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:59:48] [INFO ] Invariant cache hit.
[2023-03-17 16:00:18] [INFO ] Performed 95744/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:00:34] [INFO ] Dead Transitions using invariants and state equation in 45679 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54503 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-06 finished in 461121 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((G(p0)||(p1 U (p2||G(p1))))))'
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 408 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:00:39] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:00:39] [INFO ] Invariant cache hit.
[2023-03-17 16:00:48] [INFO ] Implicit Places using invariants in 8215 ms returned []
Implicit Place search using SMT only with invariants took 8218 ms to find 0 implicit places.
[2023-03-17 16:00:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:00:48] [INFO ] Invariant cache hit.
[2023-03-17 16:01:18] [INFO ] Performed 98480/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:01:32] [INFO ] Dead Transitions using invariants and state equation in 44514 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53146 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 172 ms :[true, (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=1, aps=[p2:(AND (LEQ s867 s1005) (GT 2 s333)), p1:(GT 2 s333), p0:(GT s1028 s316)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 55790 steps with 27895 reset in 10001 ms.
Product exploration timeout after 56500 steps with 28250 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), true, (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p2) p1)))
Knowledge based reduction with 13 factoid took 260 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-08 finished in 74224 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)||G(p1))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 860 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 16:01:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 16:01:54] [INFO ] Computed 19 place invariants in 220 ms
[2023-03-17 16:02:02] [INFO ] Implicit Places using invariants in 8168 ms returned []
Implicit Place search using SMT only with invariants took 8169 ms to find 0 implicit places.
[2023-03-17 16:02:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:02:02] [INFO ] Invariant cache hit.
[2023-03-17 16:02:32] [INFO ] Performed 94267/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:02:49] [INFO ] Dead Transitions using invariants and state equation in 46416 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55448 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 45 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(GT s1020 s1067), p1:(GT 3 s555)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 8398 ms.
Product exploration explored 100000 steps with 0 reset in 8471 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 339 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 535 ms. (steps per millisecond=18 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:03:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:03:08] [INFO ] Invariant cache hit.
[2023-03-17 16:03:08] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 16:03:08] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 16:03:28] [INFO ] After 20044ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 16:03:29] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:03:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:03:33] [INFO ] After 25014ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 819 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 821 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Finished random walk after 1375 steps, including 0 resets, run visited all 2 properties in 92 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 p1)), (F (AND p0 (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 480 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1049 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:03:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:03:36] [INFO ] Invariant cache hit.
[2023-03-17 16:03:44] [INFO ] Implicit Places using invariants in 8173 ms returned []
Implicit Place search using SMT only with invariants took 8175 ms to find 0 implicit places.
[2023-03-17 16:03:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:03:44] [INFO ] Invariant cache hit.
[2023-03-17 16:04:14] [INFO ] Performed 99289/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:04:28] [INFO ] Dead Transitions using invariants and state equation in 43722 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52952 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 278 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 677 ms. (steps per millisecond=14 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:04:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:04:30] [INFO ] Invariant cache hit.
[2023-03-17 16:04:30] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 16:04:30] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 16:04:51] [INFO ] After 20187ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 16:04:51] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:04:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:04:55] [INFO ] After 25018ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 873 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 876 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 618 ms. (steps per millisecond=16 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 16:04:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:04:57] [INFO ] Invariant cache hit.
[2023-03-17 16:04:57] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 16:04:58] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-17 16:05:17] [INFO ] After 19578ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 16:05:18] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:05:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:05:22] [INFO ] After 25023ms 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 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 879 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 879 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 771 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3339 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3339 steps, saw 2839 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 16:05:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:05:27] [INFO ] Invariant cache hit.
[2023-03-17 16:05:28] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 16:05:28] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 16:05:47] [INFO ] After 19273ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 16:05:48] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 16:05:53] [INFO ] After 4988ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-17 16:05:53] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 900 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 900 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 955 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:05:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:05:55] [INFO ] Invariant cache hit.
[2023-03-17 16:06:03] [INFO ] Implicit Places using invariants in 8256 ms returned []
Implicit Place search using SMT only with invariants took 8258 ms to find 0 implicit places.
[2023-03-17 16:06:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:06:03] [INFO ] Invariant cache hit.
[2023-03-17 16:06:33] [INFO ] Performed 98501/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:06:47] [INFO ] Dead Transitions using invariants and state equation in 44569 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53794 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 p1)), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 380 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 8346 ms.
Product exploration explored 100000 steps with 0 reset in 8872 ms.
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 840 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:07:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:07:06] [INFO ] Invariant cache hit.
[2023-03-17 16:07:15] [INFO ] Implicit Places using invariants in 8483 ms returned []
Implicit Place search using SMT only with invariants took 8484 ms to find 0 implicit places.
[2023-03-17 16:07:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:07:15] [INFO ] Invariant cache hit.
[2023-03-17 16:07:45] [INFO ] Performed 97389/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:07:59] [INFO ] Dead Transitions using invariants and state equation in 44608 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53936 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-09 finished in 371150 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)&&X(G((p1||X(F(!p0)))))))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 405 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:08:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 16:08:05] [INFO ] Computed 19 place invariants in 271 ms
[2023-03-17 16:08:13] [INFO ] Implicit Places using invariants in 8184 ms returned []
Implicit Place search using SMT only with invariants took 8188 ms to find 0 implicit places.
[2023-03-17 16:08:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:08:13] [INFO ] Invariant cache hit.
[2023-03-17 16:08:43] [INFO ] Performed 97573/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:08:58] [INFO ] Dead Transitions using invariants and state equation in 44674 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53270 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), p0]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s648), p1:(LEQ 3 s820)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 8417 ms.
Product exploration explored 100000 steps with 3 reset in 8538 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 371 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 825 ms. (steps per millisecond=12 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3230 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3230 steps, saw 2743 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:09:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:09:20] [INFO ] Invariant cache hit.
[2023-03-17 16:09:21] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 16:09:41] [INFO ] After 20373ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:09:42] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:09:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:09:45] [INFO ] After 25036ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2080 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2083 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 745 ms. (steps per millisecond=13 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3180 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3180 steps, saw 2704 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:09:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 16:09:52] [INFO ] Computed 19 place invariants in 245 ms
[2023-03-17 16:09:52] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 16:10:13] [INFO ] After 20278ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:10:13] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:10:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:10:17] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1038 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1038 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 899 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:10:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:10:19] [INFO ] Invariant cache hit.
[2023-03-17 16:10:27] [INFO ] Implicit Places using invariants in 7942 ms returned []
Implicit Place search using SMT only with invariants took 7945 ms to find 0 implicit places.
[2023-03-17 16:10:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:10:27] [INFO ] Invariant cache hit.
[2023-03-17 16:10:57] [INFO ] Performed 98952/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:11:11] [INFO ] Dead Transitions using invariants and state equation in 43776 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52632 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 244 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 137 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-17 16:11:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 16:11:13] [INFO ] Computed 19 place invariants in 277 ms
Could not prove EG true
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 404 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:11:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:11:28] [INFO ] Invariant cache hit.
[2023-03-17 16:11:36] [INFO ] Implicit Places using invariants in 8245 ms returned []
Implicit Place search using SMT only with invariants took 8247 ms to find 0 implicit places.
[2023-03-17 16:11:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:11:36] [INFO ] Invariant cache hit.
[2023-03-17 16:12:07] [INFO ] Performed 99028/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:12:20] [INFO ] Dead Transitions using invariants and state equation in 43811 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52466 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 197 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 671 ms. (steps per millisecond=14 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3546 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3546 steps, saw 3009 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:12:26] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:12:26] [INFO ] Invariant cache hit.
[2023-03-17 16:12:26] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 16:12:46] [INFO ] After 20217ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:12:47] [INFO ] State equation strengthened by 2277 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:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:12:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:12:51] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1755 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1758 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 643 ms. (steps per millisecond=15 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3671 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3671 steps, saw 3120 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:12:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 16:12:57] [INFO ] Computed 19 place invariants in 241 ms
[2023-03-17 16:12:57] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 16:13:17] [INFO ] After 20254ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:13:18] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:13:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:13:22] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 903 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 903 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 901 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:13:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:13:24] [INFO ] Invariant cache hit.
[2023-03-17 16:13:32] [INFO ] Implicit Places using invariants in 8110 ms returned []
Implicit Place search using SMT only with invariants took 8110 ms to find 0 implicit places.
[2023-03-17 16:13:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:13:32] [INFO ] Invariant cache hit.
[2023-03-17 16:14:02] [INFO ] Performed 99653/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:14:15] [INFO ] Dead Transitions using invariants and state equation in 43663 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52685 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 233 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 130 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-17 16:14:16] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 16:14:17] [INFO ] Computed 19 place invariants in 246 ms
Could not prove EG true
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Product exploration explored 100000 steps with 1 reset in 8696 ms.
Product exploration explored 100000 steps with 0 reset in 8863 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1097 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:14:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:14:51] [INFO ] Invariant cache hit.
[2023-03-17 16:15:22] [INFO ] Performed 98695/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:15:36] [INFO ] Dead Transitions using invariants and state equation in 44222 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 45322 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 425 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:15:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:15:36] [INFO ] Invariant cache hit.
[2023-03-17 16:15:45] [INFO ] Implicit Places using invariants in 8446 ms returned []
Implicit Place search using SMT only with invariants took 8447 ms to find 0 implicit places.
[2023-03-17 16:15:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:15:45] [INFO ] Invariant cache hit.
[2023-03-17 16:16:15] [INFO ] Performed 95894/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:16:30] [INFO ] Dead Transitions using invariants and state equation in 44956 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53832 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-12 finished in 510278 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)&&F(p1)) U p2)))'
Support contains 7 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 955 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 16:16:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 16:16:36] [INFO ] Computed 19 place invariants in 306 ms
[2023-03-17 16:16:45] [INFO ] Implicit Places using invariants in 9174 ms returned []
Implicit Place search using SMT only with invariants took 9176 ms to find 0 implicit places.
[2023-03-17 16:16:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:16:45] [INFO ] Invariant cache hit.
[2023-03-17 16:17:15] [INFO ] Performed 98272/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:17:29] [INFO ] Dead Transitions using invariants and state equation in 44595 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54730 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 163 ms :[(NOT p2), p0, (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) p0), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(OR (LEQ 1 s824) (LEQ s522 s746)), p0:(AND (LEQ s1288 s804) (LEQ s1208 s452)), p1:(GT s522 s746)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 43 reset in 8454 ms.
Product exploration explored 100000 steps with 35 reset in 8141 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p2), (X p0), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 514 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p2), p0, (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 599 ms. (steps per millisecond=16 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 16:17:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:17:49] [INFO ] Invariant cache hit.
[2023-03-17 16:17:49] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p2), (X p0), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p2) p0)))), (G (NOT (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (AND p0 (NOT p2))), (F (NOT p2))]
Knowledge based reduction with 12 factoid took 577 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p2), p0, (NOT p2)]
Support contains 7 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 830 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:17:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:17:51] [INFO ] Invariant cache hit.
[2023-03-17 16:17:59] [INFO ] Implicit Places using invariants in 8348 ms returned []
Implicit Place search using SMT only with invariants took 8349 ms to find 0 implicit places.
[2023-03-17 16:17:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:17:59] [INFO ] Invariant cache hit.
[2023-03-17 16:18:29] [INFO ] Performed 95525/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:18:44] [INFO ] Dead Transitions using invariants and state equation in 45152 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54334 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p2), (X (NOT (AND p0 (NOT p2)))), (X p2), (X p0), (X (X (NOT (AND p0 (NOT p2))))), (X (X p2)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 382 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[(NOT p2), p0, (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 774 ms. (steps per millisecond=12 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 16:18:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:18:47] [INFO ] Invariant cache hit.
[2023-03-17 16:18:47] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 16:18:47] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 16:19:06] [INFO ] After 18976ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 16:19:07] [INFO ] State equation strengthened by 741 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 16:19:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:19:12] [INFO ] After 25025ms 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 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1113 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1118 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Finished random walk after 2302 steps, including 0 resets, run visited all 1 properties in 151 ms. (steps per millisecond=15 )
Knowledge obtained : [(AND p0 p2), (X (NOT (AND p0 (NOT p2)))), (X p2), (X p0), (X (X (NOT (AND p0 (NOT p2))))), (X (X p2)), (X (X p0))]
False Knowledge obtained : [(F (AND (NOT p2) p0)), (F (NOT p0)), (F (NOT p2))]
Knowledge based reduction with 7 factoid took 367 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 119 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 118 ms :[(NOT p2), p0, (NOT p2)]
Product exploration explored 100000 steps with 39 reset in 9101 ms.
Product exploration explored 100000 steps with 44 reset in 8707 ms.
Support contains 7 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 843 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:19:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:19:33] [INFO ] Invariant cache hit.
[2023-03-17 16:19:42] [INFO ] Implicit Places using invariants in 8629 ms returned []
Implicit Place search using SMT only with invariants took 8630 ms to find 0 implicit places.
[2023-03-17 16:19:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:19:42] [INFO ] Invariant cache hit.
[2023-03-17 16:20:12] [INFO ] Performed 97932/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:20:26] [INFO ] Dead Transitions using invariants and state equation in 44350 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53827 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-14 finished in 236292 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((G(p0)||F((p1||G((p2||F(p3))))))))'
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 404 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 16:20:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 16:20:32] [INFO ] Computed 19 place invariants in 286 ms
[2023-03-17 16:20:40] [INFO ] Implicit Places using invariants in 8157 ms returned []
Implicit Place search using SMT only with invariants took 8158 ms to find 0 implicit places.
[2023-03-17 16:20:40] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 16:20:40] [INFO ] Invariant cache hit.
[2023-03-17 16:21:10] [INFO ] Performed 95330/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:21:25] [INFO ] Dead Transitions using invariants and state equation in 45372 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53936 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2) (NOT p3)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) p2 (NOT p3)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p3)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GT s631 s819), p1:(GT 1 s47), p2:(GT 3 s782), p3:(GT 1 s13)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 56360 steps with 28180 reset in 10001 ms.
Product exploration timeout after 56380 steps with 28190 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)))), (X (X p1)), (X (X (NOT (AND (NOT p1) p2 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 10 factoid took 180 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-15 finished in 75007 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(F((p0&&F(G(p1))))))'
Found a Shortening insensitive property : RERS17pb115-PT-7-LTLCardinality-02
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 898 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 16:21:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 16:21:47] [INFO ] Computed 19 place invariants in 256 ms
[2023-03-17 16:21:55] [INFO ] Implicit Places using invariants in 8160 ms returned []
Implicit Place search using SMT only with invariants took 8161 ms to find 0 implicit places.
[2023-03-17 16:21:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:21:55] [INFO ] Invariant cache hit.
[2023-03-17 16:22:25] [INFO ] Performed 96891/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:22:40] [INFO ] Dead Transitions using invariants and state equation in 44696 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 53758 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s330 s68), p1:(LEQ s997 s480)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 8614 ms.
Product exploration explored 100000 steps with 0 reset in 9246 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p1)]
Finished random walk after 2741 steps, including 0 resets, run visited all 1 properties in 242 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 181 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p1)]
Support contains 2 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 828 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:23:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:23:01] [INFO ] Invariant cache hit.
[2023-03-17 16:23:08] [INFO ] Implicit Places using invariants in 7943 ms returned []
Implicit Place search using SMT only with invariants took 7944 ms to find 0 implicit places.
[2023-03-17 16:23:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:23:09] [INFO ] Invariant cache hit.
[2023-03-17 16:23:39] [INFO ] Performed 99831/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:23:52] [INFO ] Dead Transitions using invariants and state equation in 43601 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52377 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Finished random walk after 1975 steps, including 0 resets, run visited all 1 properties in 93 ms. (steps per millisecond=21 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 139 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 8563 ms.
Product exploration explored 100000 steps with 0 reset in 8561 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 838 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:24:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:24:12] [INFO ] Invariant cache hit.
[2023-03-17 16:24:20] [INFO ] Implicit Places using invariants in 7965 ms returned []
Implicit Place search using SMT only with invariants took 7966 ms to find 0 implicit places.
[2023-03-17 16:24:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:24:20] [INFO ] Invariant cache hit.
[2023-03-17 16:24:50] [INFO ] Performed 97404/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:25:04] [INFO ] Dead Transitions using invariants and state equation in 44356 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53166 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-02 finished in 203419 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((X(p0)&&(p1||F(p2)))) U p3))'
Found a Shortening insensitive property : RERS17pb115-PT-7-LTLCardinality-06
Stuttering acceptance computed with spot in 147 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1022 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 16:25:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:25:11] [INFO ] Invariant cache hit.
[2023-03-17 16:25:19] [INFO ] Implicit Places using invariants in 8477 ms returned []
Implicit Place search using SMT only with invariants took 8478 ms to find 0 implicit places.
[2023-03-17 16:25:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:25:19] [INFO ] Invariant cache hit.
[2023-03-17 16:25:49] [INFO ] Performed 96899/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:26:04] [INFO ] Dead Transitions using invariants and state equation in 44665 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 54168 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p3:(GT s1171 s714), p1:(LEQ 3 s959), p2:(LEQ 3 s732), p0:(LEQ s454 s174)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2 reset in 9145 ms.
Product exploration explored 100000 steps with 0 reset in 9045 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 559 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 750 ms. (steps per millisecond=13 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-17 16:26:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:26:25] [INFO ] Invariant cache hit.
[2023-03-17 16:26:25] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 16:26:25] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 16:26:49] [INFO ] After 23483ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 16:26:50] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:26:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:26:50] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1124 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1130 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 754 ms. (steps per millisecond=13 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 3331 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3331 steps, saw 2833 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-17 16:26:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:26:56] [INFO ] Invariant cache hit.
[2023-03-17 16:26:56] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 16:26:56] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 16:27:20] [INFO ] After 23594ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 16:27:20] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:27:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:27:21] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 906 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 906 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 915 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:27:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:27:23] [INFO ] Invariant cache hit.
[2023-03-17 16:27:31] [INFO ] Implicit Places using invariants in 8091 ms returned []
Implicit Place search using SMT only with invariants took 8092 ms to find 0 implicit places.
[2023-03-17 16:27:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:27:31] [INFO ] Invariant cache hit.
[2023-03-17 16:28:01] [INFO ] Performed 96395/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:28:16] [INFO ] Dead Transitions using invariants and state equation in 44773 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53791 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p3) (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 663 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 158 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-17 16:28:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:28:17] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 413 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:28:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:28:33] [INFO ] Invariant cache hit.
[2023-03-17 16:28:41] [INFO ] Implicit Places using invariants in 8190 ms returned []
Implicit Place search using SMT only with invariants took 8192 ms to find 0 implicit places.
[2023-03-17 16:28:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:28:41] [INFO ] Invariant cache hit.
[2023-03-17 16:29:11] [INFO ] Performed 96481/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:29:26] [INFO ] Dead Transitions using invariants and state equation in 45027 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53635 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 562 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 791 ms. (steps per millisecond=12 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-17 16:29:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:29:29] [INFO ] Invariant cache hit.
[2023-03-17 16:29:29] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-17 16:29:30] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 16:29:53] [INFO ] After 22963ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-17 16:29:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:29:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:29:54] [INFO ] After 25025ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 899 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 902 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1115 ms. (steps per millisecond=8 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 16:29:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:29:57] [INFO ] Invariant cache hit.
[2023-03-17 16:29:57] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 16:29:57] [INFO ] After 243ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 16:29:58] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 16:30:19] [INFO ] After 20945ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 16:30:19] [INFO ] State equation strengthened by 741 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 16:30:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:30:22] [INFO ] After 25020ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 916 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 916 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 955 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 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3152 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3152 steps, saw 2682 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 16:30:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:30:28] [INFO ] Invariant cache hit.
[2023-03-17 16:30:28] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 16:30:28] [INFO ] After 247ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 16:30:28] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 16:30:49] [INFO ] After 21038ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 16:30:50] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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 16:30:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:30:53] [INFO ] After 25026ms 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 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 906 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 906 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1029 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:30:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:30:55] [INFO ] Invariant cache hit.
[2023-03-17 16:31:03] [INFO ] Implicit Places using invariants in 7806 ms returned []
Implicit Place search using SMT only with invariants took 7807 ms to find 0 implicit places.
[2023-03-17 16:31:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:31:03] [INFO ] Invariant cache hit.
[2023-03-17 16:31:33] [INFO ] Performed 96499/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:31:48] [INFO ] Dead Transitions using invariants and state equation in 45147 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53999 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2))), (F p3), (F (NOT p0)), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3))))]
Knowledge based reduction with 14 factoid took 647 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 144 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-17 16:31:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:31:50] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 170 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1 reset in 9244 ms.
Product exploration explored 100000 steps with 1 reset in 8843 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 401 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:32:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:32:24] [INFO ] Invariant cache hit.
[2023-03-17 16:32:32] [INFO ] Implicit Places using invariants in 7997 ms returned []
Implicit Place search using SMT only with invariants took 7998 ms to find 0 implicit places.
[2023-03-17 16:32:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:32:32] [INFO ] Invariant cache hit.
[2023-03-17 16:33:02] [INFO ] Performed 98673/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:33:16] [INFO ] Dead Transitions using invariants and state equation in 43898 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52302 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-06 finished in 491707 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)||G(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' '!((F(p0)&&X(G((p1||X(F(!p0)))))))'
Found a Lengthening insensitive property : RERS17pb115-PT-7-LTLCardinality-12
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 993 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 16:33:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:33:22] [INFO ] Invariant cache hit.
[2023-03-17 16:33:30] [INFO ] Implicit Places using invariants in 8100 ms returned []
Implicit Place search using SMT only with invariants took 8100 ms to find 0 implicit places.
[2023-03-17 16:33:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:33:30] [INFO ] Invariant cache hit.
[2023-03-17 16:34:01] [INFO ] Performed 98514/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:34:14] [INFO ] Dead Transitions using invariants and state equation in 43926 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 53024 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s648), p1:(LEQ 3 s820)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2 reset in 8467 ms.
Product exploration explored 100000 steps with 1 reset in 8236 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 290 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 656 ms. (steps per millisecond=15 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3652 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3652 steps, saw 3104 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:34:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:34:36] [INFO ] Invariant cache hit.
[2023-03-17 16:34:37] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 16:34:57] [INFO ] After 19940ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:34:57] [INFO ] State equation strengthened by 741 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:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:35:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:35:02] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 902 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 905 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 728 ms. (steps per millisecond=13 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3345 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3345 steps, saw 2844 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:35:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:35:07] [INFO ] Invariant cache hit.
[2023-03-17 16:35:07] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 16:35:27] [INFO ] After 20240ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:35:28] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:35:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:35:32] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1163 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1163 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1087 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:35:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:35:34] [INFO ] Invariant cache hit.
[2023-03-17 16:35:42] [INFO ] Implicit Places using invariants in 8088 ms returned []
Implicit Place search using SMT only with invariants took 8089 ms to find 0 implicit places.
[2023-03-17 16:35:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:35:42] [INFO ] Invariant cache hit.
[2023-03-17 16:36:12] [INFO ] Performed 96250/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:36:27] [INFO ] Dead Transitions using invariants and state equation in 44781 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53971 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 224 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-17 16:36:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:36:28] [INFO ] Invariant cache hit.
Could not prove EG true
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 422 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:36:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:36:44] [INFO ] Invariant cache hit.
[2023-03-17 16:36:52] [INFO ] Implicit Places using invariants in 8087 ms returned []
Implicit Place search using SMT only with invariants took 8087 ms to find 0 implicit places.
[2023-03-17 16:36:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:36:52] [INFO ] Invariant cache hit.
[2023-03-17 16:37:22] [INFO ] Performed 98803/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:37:36] [INFO ] Dead Transitions using invariants and state equation in 43938 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52450 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 257 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 124 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 680 ms. (steps per millisecond=14 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3210 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3210 steps, saw 2730 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:37:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:37:41] [INFO ] Invariant cache hit.
[2023-03-17 16:37:42] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 16:38:04] [INFO ] After 22499ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:38:05] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:38:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:38:06] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1003 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1007 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 618 ms. (steps per millisecond=16 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3261 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3261 steps, saw 2775 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 16:38:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:38:12] [INFO ] Invariant cache hit.
[2023-03-17 16:38:12] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 16:38:33] [INFO ] After 20696ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 16:38:33] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 16:38:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 16:38:37] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 910 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 910 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 998 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:38:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:38:39] [INFO ] Invariant cache hit.
[2023-03-17 16:38:47] [INFO ] Implicit Places using invariants in 8344 ms returned []
Implicit Place search using SMT only with invariants took 8345 ms to find 0 implicit places.
[2023-03-17 16:38:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:38:47] [INFO ] Invariant cache hit.
[2023-03-17 16:39:17] [INFO ] Performed 96211/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:39:32] [INFO ] Dead Transitions using invariants and state equation in 44867 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54231 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 235 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 132 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-17 16:39:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:39:33] [INFO ] Invariant cache hit.
Could not prove EG true
Stuttering acceptance computed with spot in 154 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Product exploration explored 100000 steps with 0 reset in 8536 ms.
Product exploration explored 100000 steps with 1 reset in 8558 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 826 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:40:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:40:07] [INFO ] Invariant cache hit.
[2023-03-17 16:40:37] [INFO ] Performed 99282/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:40:51] [INFO ] Dead Transitions using invariants and state equation in 43821 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44652 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 397 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 16:40:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:40:51] [INFO ] Invariant cache hit.
[2023-03-17 16:41:00] [INFO ] Implicit Places using invariants in 8374 ms returned []
Implicit Place search using SMT only with invariants took 8375 ms to find 0 implicit places.
[2023-03-17 16:41:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 16:41:00] [INFO ] Invariant cache hit.
[2023-03-17 16:41:30] [INFO ] Performed 96269/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 16:41:45] [INFO ] Dead Transitions using invariants and state equation in 44968 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53745 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-12 finished in 508609 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)&&F(p1)) U p2)))'
[2023-03-17 16:41:53] [INFO ] Flatten gal took : 3312 ms
[2023-03-17 16:41:53] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-17 16:41:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1381 places, 144369 transitions and 577396 arcs took 272 ms.
Total runtime 3534577 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2960/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2960/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2960/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 12454760 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15898676 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
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
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="RERS17pb115-PT-7"
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 RERS17pb115-PT-7, 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-167889201700195"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-7.tgz
mv RERS17pb115-PT-7 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 ;