About the Execution of LTSMin+red for RERS17pb113-PT-8
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3339.411 | 3600000.00 | 3821792.00 | 8464.50 | ??F???F???F?F??? | 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-167889201600060.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 RERS17pb113-PT-8, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201600060
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 5.8K Feb 26 18:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 18:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 18:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 18:18 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 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 26 18:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 192K Feb 26 18:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 18:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 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 15M 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 RERS17pb113-PT-8-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679003582909
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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-8
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 21:53:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 21:53:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 21:53:05] [INFO ] Load time of PNML (sax parser for PT used): 565 ms
[2023-03-16 21:53:05] [INFO ] Transformed 639 places.
[2023-03-16 21:53:05] [INFO ] Transformed 31353 transitions.
[2023-03-16 21:53:05] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 743 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RERS17pb113-PT-8-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-8-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-8-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 out of 639 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Applied a total of 12 rules in 200 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 21:53:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 21:53:06] [INFO ] Computed 13 place invariants in 118 ms
[2023-03-16 21:53:08] [INFO ] Implicit Places using invariants in 2141 ms returned []
Implicit Place search using SMT only with invariants took 2166 ms to find 0 implicit places.
[2023-03-16 21:53:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:53:08] [INFO ] Invariant cache hit.
[2023-03-16 21:53:17] [INFO ] Dead Transitions using invariants and state equation in 9661 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12039 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 52 out of 627 places after structural reductions.
[2023-03-16 21:53:19] [INFO ] Flatten gal took : 1037 ms
[2023-03-16 21:53:19] [INFO ] Flatten gal took : 764 ms
[2023-03-16 21:53:21] [INFO ] Input system was already deterministic with 31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 429 ms. (steps per millisecond=23 ) properties (out of 28) seen :9
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Running SMT prover for 19 properties.
[2023-03-16 21:53:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:53:22] [INFO ] Invariant cache hit.
[2023-03-16 21:53:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
[2023-03-16 21:53:48] [INFO ] After 24572ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:16
[2023-03-16 21:53:48] [INFO ] State equation strengthened by 829 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.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)
[2023-03-16 21:53:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:53:48] [INFO ] After 25394ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 19 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 36 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 545 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 549 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 524 ms. (steps per millisecond=19 ) properties (out of 19) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 17) seen :0
Running SMT prover for 17 properties.
[2023-03-16 21:53:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:53:49] [INFO ] Computed 13 place invariants in 60 ms
[2023-03-16 21:53:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:54:12] [INFO ] After 23178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:17
[2023-03-16 21:54:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:54:36] [INFO ] After 23011ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :17
[2023-03-16 21:54:36] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:54:38] [INFO ] After 1449ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :16
[2023-03-16 21:54:38] [INFO ] After 1449ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :16
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-16 21:54:38] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :16
Parikh walk visited 0 properties in 122 ms.
Support contains 35 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 228 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 228 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 464 ms. (steps per millisecond=21 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Interrupted probabilistic random walk after 23823 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23823 steps, saw 21616 distinct states, run finished after 3007 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 16 properties.
[2023-03-16 21:54:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:54:42] [INFO ] Invariant cache hit.
[2023-03-16 21:54:42] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:55:05] [INFO ] After 22726ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:14
[2023-03-16 21:55:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:55:07] [INFO ] After 1801ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :1 real:14
[2023-03-16 21:55:07] [INFO ] After 1802ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:14
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-16 21:55:07] [INFO ] After 25041ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:14
[2023-03-16 21:55:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:55:31] [INFO ] After 23978ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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)
[2023-03-16 21:55:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:55:32] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1 real:14
Parikh walk visited 0 properties in 79 ms.
Support contains 33 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 181 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 626/626 places, 31352/31352 transitions.
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' '!(X(F((F(p0)&&X(G((X(X(p1))&&F(!p0))))))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 75 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 21:55:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 21:55:33] [INFO ] Computed 13 place invariants in 72 ms
[2023-03-16 21:55:34] [INFO ] Implicit Places using invariants in 1915 ms returned []
Implicit Place search using SMT only with invariants took 1920 ms to find 0 implicit places.
[2023-03-16 21:55:34] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:55:34] [INFO ] Invariant cache hit.
[2023-03-16 21:55:43] [INFO ] Dead Transitions using invariants and state equation in 9023 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11022 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 658 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={} source=3 dest: 4}, { cond=true, acceptance={0} source=3 dest: 5}, { cond=p0, acceptance={} source=3 dest: 6}], [{ cond=(NOT p0), acceptance={} source=4 dest: 7}], [{ cond=(NOT p0), acceptance={} source=5 dest: 8}, { cond=true, acceptance={0} source=5 dest: 9}, { cond=true, acceptance={} source=5 dest: 10}], [{ cond=p0, acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=7 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=8 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=9 dest: 8}, { cond=(NOT p1), acceptance={0} source=9 dest: 9}, { cond=(NOT p1), acceptance={} source=9 dest: 10}], [{ cond=(NOT p1), acceptance={} source=10 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=10 dest: 4}, { cond=(NOT p1), acceptance={0} source=10 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={} source=10 dest: 6}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s489 1)), p1:(OR (LT s31 1) (LT s592 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 3426 ms.
Product exploration explored 100000 steps with 2 reset in 3550 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), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 270 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 475 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 350 ms. (steps per millisecond=28 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 24890 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24890 steps, saw 22549 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 21:55:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:55:56] [INFO ] Invariant cache hit.
[2023-03-16 21:55:56] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 21:56:11] [INFO ] After 14887ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 21:56:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:56:27] [INFO ] After 16240ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 21:56:27] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 21:56:36] [INFO ] After 8511ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 21:56:36] [INFO ] After 8511ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 21:56:36] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 362 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 363 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 459 ms. (steps per millisecond=21 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 22021 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22021 steps, saw 20005 distinct states, run finished after 3004 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 21:56:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:56:40] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 21:56:40] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:56:59] [INFO ] After 18768ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 21:56:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:57:05] [INFO ] After 5976ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:57:05] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:57:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:57:29] [INFO ] After 24047ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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)
[2023-03-16 21:57:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:57:30] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 21 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:57:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:57:30] [INFO ] Invariant cache hit.
[2023-03-16 21:57:32] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1779 ms to find 0 implicit places.
[2023-03-16 21:57:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:57:32] [INFO ] Invariant cache hit.
[2023-03-16 21:57:41] [INFO ] Dead Transitions using invariants and state equation in 8616 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10594 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 264 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 533 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 414 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
[2023-03-16 21:57:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 21:57:42] [INFO ] Computed 13 place invariants in 44 ms
Proved EG true
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : [true]
Knowledge based reduction with 4 factoid took 259 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 446 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 78 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 21:57:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:57:53] [INFO ] Invariant cache hit.
[2023-03-16 21:57:55] [INFO ] Implicit Places using invariants in 1822 ms returned []
Implicit Place search using SMT only with invariants took 1833 ms to find 0 implicit places.
[2023-03-16 21:57:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:57:55] [INFO ] Invariant cache hit.
[2023-03-16 21:58:04] [INFO ] Dead Transitions using invariants and state equation in 9117 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11032 ms. Remains : 627/627 places, 31353/31353 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) p1), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 267 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 483 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 408 ms. (steps per millisecond=24 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:58:06] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 21:58:06] [INFO ] Invariant cache hit.
[2023-03-16 21:58:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 21:58:19] [INFO ] After 13559ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 21:58:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:58:33] [INFO ] After 13394ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 21:58:33] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 21:58:44] [INFO ] After 11408ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 21:58:44] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 326 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 327 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 349 ms. (steps per millisecond=28 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 25207 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25207 steps, saw 22853 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:58:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 21:58:48] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 21:58:48] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 21:59:07] [INFO ] After 19038ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-16 21:59:07] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 21:59:13] [INFO ] After 5799ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 21:59:13] [INFO ] After 25036ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 21:59:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 21:59:34] [INFO ] After 20562ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 21:59:38] [INFO ] After 4368ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 21:59:38] [INFO ] After 4369ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-16 21:59:38] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 21:59:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:59:39] [INFO ] Invariant cache hit.
[2023-03-16 21:59:40] [INFO ] Implicit Places using invariants in 1843 ms returned []
Implicit Place search using SMT only with invariants took 1844 ms to find 0 implicit places.
[2023-03-16 21:59:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 21:59:40] [INFO ] Invariant cache hit.
[2023-03-16 21:59:50] [INFO ] Dead Transitions using invariants and state equation in 9424 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11453 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p1), true, (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 3 factoid took 216 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 417 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 431 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
[2023-03-16 21:59:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 21:59:51] [INFO ] Computed 13 place invariants in 46 ms
Proved EG true
Knowledge obtained : [(AND (NOT p0) p1), true, (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (AND (NOT p1) (NOT p0))), true]
Knowledge based reduction with 3 factoid took 236 ms. Reduced automaton from 11 states, 22 edges and 2 AP (stutter sensitive) to 11 states, 22 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 395 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 433 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 6 reset in 3206 ms.
Product exploration explored 100000 steps with 7 reset in 3404 ms.
Applying partial POR strategy [false, false, true, false, false, false, true, true, false, false, false]
Stuttering acceptance computed with spot in 407 ms :[true, true, (NOT p0), (OR (NOT p1) p0), (AND (NOT p0) (NOT p1)), (NOT p1), p0, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 226 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:00:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:00:10] [INFO ] Invariant cache hit.
[2023-03-16 22:00:20] [INFO ] Dead Transitions using invariants and state equation in 9596 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9829 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 82 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:00:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:00:20] [INFO ] Invariant cache hit.
[2023-03-16 22:00:22] [INFO ] Implicit Places using invariants in 1912 ms returned []
Implicit Place search using SMT only with invariants took 1926 ms to find 0 implicit places.
[2023-03-16 22:00:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:00:22] [INFO ] Invariant cache hit.
[2023-03-16 22:00:31] [INFO ] Dead Transitions using invariants and state equation in 9393 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11411 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-00 finished in 300105 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)) U (p1 U p2)))'
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:00:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:00:33] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 22:00:35] [INFO ] Implicit Places using invariants in 2020 ms returned []
Implicit Place search using SMT only with invariants took 2025 ms to find 0 implicit places.
[2023-03-16 22:00:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:00:35] [INFO ] Invariant cache hit.
[2023-03-16 22:00:44] [INFO ] Dead Transitions using invariants and state equation in 9485 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11680 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p2), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}]], initial=0, aps=[p2:(AND (GEQ s274 1) (GEQ s295 1)), p1:(AND (GEQ s205 1) (GEQ s361 1)), p0:(OR (AND (GEQ s471 1) (GEQ s530 1)) (AND (GEQ s243 1) (GEQ s245 1)))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 12 reset in 3323 ms.
Product exploration explored 100000 steps with 7 reset in 3640 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 p2) (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p2) (NOT p1))), (X (NOT p2)), (X (X (NOT p0))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 250 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p2), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 361 ms. (steps per millisecond=27 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:00:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:00:52] [INFO ] Invariant cache hit.
[2023-03-16 22:00:52] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:01:07] [INFO ] After 15275ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:01:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:01:25] [INFO ] After 17773ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:01:25] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:01:32] [INFO ] After 6664ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:01:35] [INFO ] Deduced a trap composed of 64 places in 2660 ms of which 4 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.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)
[2023-03-16 22:01:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:01:35] [INFO ] After 27700ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 9 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 626/626 places, 31352/31352 transitions.
Finished random walk after 9684 steps, including 2 resets, run visited all 2 properties in 258 ms. (steps per millisecond=37 )
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p2) (NOT p1))), (X (NOT p2)), (X (X (NOT p0))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2), (F p0), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 7 factoid took 363 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p2), (NOT p0)]
Stuttering acceptance computed with spot in 91 ms :[(NOT p2), (NOT p0)]
[2023-03-16 22:01:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:01:36] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:01:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:01:52] [INFO ] Invariant cache hit.
[2023-03-16 22:01:54] [INFO ] Implicit Places using invariants in 1979 ms returned []
Implicit Place search using SMT only with invariants took 1980 ms to find 0 implicit places.
[2023-03-16 22:01:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:01:54] [INFO ] Invariant cache hit.
[2023-03-16 22:02:02] [INFO ] Dead Transitions using invariants and state equation in 8899 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11051 ms. Remains : 626/626 places, 31352/31352 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 p2) (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 294 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p2), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 357 ms. (steps per millisecond=28 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 23028 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23028 steps, saw 20911 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 22:02:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:02:07] [INFO ] Invariant cache hit.
[2023-03-16 22:02:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:02:20] [INFO ] After 13252ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:02:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:02:41] [INFO ] After 20992ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:02:41] [INFO ] State equation strengthened by 268 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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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)
[2023-03-16 22:02:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:02:45] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Parikh walk visited 0 properties in 13 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 337 ms. (steps per millisecond=29 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:02:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:02:45] [INFO ] Invariant cache hit.
[2023-03-16 22:02:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 22:03:01] [INFO ] After 15143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:03:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:03:21] [INFO ] After 20162ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:03:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:03:26] [INFO ] After 4645ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:03:26] [INFO ] After 4646ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-16 22:03:26] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 24305 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24305 steps, saw 22048 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:03:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:03:29] [INFO ] Invariant cache hit.
[2023-03-16 22:03:29] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:03:43] [INFO ] After 13726ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:03:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:03] [INFO ] After 19504ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:04:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:04:08] [INFO ] After 5310ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:04:08] [INFO ] After 5311ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-16 22:04:08] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 196 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:04:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:08] [INFO ] Invariant cache hit.
[2023-03-16 22:04:10] [INFO ] Implicit Places using invariants in 1884 ms returned []
Implicit Place search using SMT only with invariants took 1913 ms to find 0 implicit places.
[2023-03-16 22:04:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:10] [INFO ] Invariant cache hit.
[2023-03-16 22:04:20] [INFO ] Dead Transitions using invariants and state equation in 9605 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11711 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT p2)), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 7 factoid took 339 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(NOT p2), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p2), (NOT p0)]
[2023-03-16 22:04:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:21] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 89 ms :[(NOT p2), (NOT p0)]
Product exploration explored 100000 steps with 5 reset in 3634 ms.
Product exploration explored 100000 steps with 10 reset in 3711 ms.
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:04:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:43] [INFO ] Invariant cache hit.
[2023-03-16 22:04:45] [INFO ] Implicit Places using invariants in 1901 ms returned []
Implicit Place search using SMT only with invariants took 1901 ms to find 0 implicit places.
[2023-03-16 22:04:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:45] [INFO ] Invariant cache hit.
[2023-03-16 22:04:54] [INFO ] Dead Transitions using invariants and state equation in 9071 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11149 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-01 finished in 262816 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:04:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:55] [INFO ] Invariant cache hit.
[2023-03-16 22:04:57] [INFO ] Implicit Places using invariants in 1975 ms returned []
Implicit Place search using SMT only with invariants took 1992 ms to find 0 implicit places.
[2023-03-16 22:04:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:04:57] [INFO ] Invariant cache hit.
[2023-03-16 22:05:08] [INFO ] Dead Transitions using invariants and state equation in 10032 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12204 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s263 1) (GEQ s448 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 3707 ms.
Product exploration explored 100000 steps with 0 reset in 3607 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 362 ms. (steps per millisecond=27 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24897 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24897 steps, saw 22573 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:05:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:05:19] [INFO ] Invariant cache hit.
[2023-03-16 22:05:19] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:05:34] [INFO ] After 15506ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:05:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:05:50] [INFO ] After 15862ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:05:50] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:05:59] [INFO ] After 8956ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:05:59] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24777 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24777 steps, saw 22465 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:06:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:06:03] [INFO ] Invariant cache hit.
[2023-03-16 22:06:03] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:06:18] [INFO ] After 15277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:06:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:06:34] [INFO ] After 15703ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:06:34] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:06:43] [INFO ] After 9129ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:06:43] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 202 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:06:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:06:44] [INFO ] Invariant cache hit.
[2023-03-16 22:06:45] [INFO ] Implicit Places using invariants in 1870 ms returned []
Implicit Place search using SMT only with invariants took 1892 ms to find 0 implicit places.
[2023-03-16 22:06:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:06:46] [INFO ] Invariant cache hit.
[2023-03-16 22:06:55] [INFO ] Dead Transitions using invariants and state equation in 9231 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11342 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 617 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:06:56] [INFO ] Computed 13 place invariants in 56 ms
[2023-03-16 22:06:56] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:07:13] [INFO ] After 17679ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:07:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:07:31] [INFO ] After 17550ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:07:32] [INFO ] After 18396ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 588 ms.
[2023-03-16 22:07:32] [INFO ] After 19097ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
[2023-03-16 22:07:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:07:33] [INFO ] Computed 13 place invariants in 68 ms
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:07:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:07:48] [INFO ] Invariant cache hit.
[2023-03-16 22:07:50] [INFO ] Implicit Places using invariants in 1815 ms returned []
Implicit Place search using SMT only with invariants took 1829 ms to find 0 implicit places.
[2023-03-16 22:07:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:07:50] [INFO ] Invariant cache hit.
[2023-03-16 22:07:59] [INFO ] Dead Transitions using invariants and state equation in 9401 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11409 ms. Remains : 626/626 places, 31352/31352 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25732 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25732 steps, saw 23314 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:08:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:08:03] [INFO ] Invariant cache hit.
[2023-03-16 22:08:03] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:08:18] [INFO ] After 14716ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:08:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:08:33] [INFO ] After 15013ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:08:33] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:08:43] [INFO ] After 9841ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:08:43] [INFO ] After 25047ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24877 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24877 steps, saw 22555 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:08:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:08:46] [INFO ] Invariant cache hit.
[2023-03-16 22:08:46] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:09:01] [INFO ] After 14669ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:09:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:09:16] [INFO ] After 15007ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:09:16] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:09:26] [INFO ] After 9835ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:09:26] [INFO ] After 25032ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:09:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:09:26] [INFO ] Invariant cache hit.
[2023-03-16 22:09:28] [INFO ] Implicit Places using invariants in 1823 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 22:09:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:09:28] [INFO ] Invariant cache hit.
[2023-03-16 22:09:38] [INFO ] Dead Transitions using invariants and state equation in 9475 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11487 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 533 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:09:38] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 22:09:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:09:55] [INFO ] After 16431ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:09:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 22:10:12] [INFO ] After 16824ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:10:12] [INFO ] After 17550ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 448 ms.
[2023-03-16 22:10:13] [INFO ] After 18132ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
[2023-03-16 22:10:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:10:13] [INFO ] Computed 13 place invariants in 38 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2946 ms.
Product exploration explored 100000 steps with 0 reset in 3220 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:10:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:10:35] [INFO ] Invariant cache hit.
[2023-03-16 22:10:37] [INFO ] Implicit Places using invariants in 1851 ms returned []
Implicit Place search using SMT only with invariants took 1875 ms to find 0 implicit places.
[2023-03-16 22:10:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:10:37] [INFO ] Invariant cache hit.
[2023-03-16 22:10:46] [INFO ] Dead Transitions using invariants and state equation in 9574 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11642 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-03 finished in 351954 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:10:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:10:47] [INFO ] Computed 13 place invariants in 38 ms
[2023-03-16 22:10:49] [INFO ] Implicit Places using invariants in 1994 ms returned []
Implicit Place search using SMT only with invariants took 2010 ms to find 0 implicit places.
[2023-03-16 22:10:49] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:10:49] [INFO ] Invariant cache hit.
[2023-03-16 22:10:59] [INFO ] Dead Transitions using invariants and state equation in 9504 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11587 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=2, aps=[p0:(OR (LT s101 1) (LT s118 1))], 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 explored 100000 steps with 25000 reset in 3927 ms.
Product exploration explored 100000 steps with 25000 reset in 3934 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 210 ms. (steps per millisecond=47 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24735 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24735 steps, saw 22409 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:11:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:11:11] [INFO ] Invariant cache hit.
[2023-03-16 22:11:11] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:11:23] [INFO ] After 12816ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:11:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:11:36] [INFO ] After 12921ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:11:36] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:11:47] [INFO ] After 10555ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:11:47] [INFO ] After 23715ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 154 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25017 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25017 steps, saw 22664 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:11:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:11:51] [INFO ] Invariant cache hit.
[2023-03-16 22:11:51] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:12:04] [INFO ] After 13218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:12:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:12:16] [INFO ] After 12431ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:12:16] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:12:27] [INFO ] After 10531ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:12:27] [INFO ] After 23168ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 193 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 627/627 places, 31353/31353 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 172 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:12:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:12:27] [INFO ] Invariant cache hit.
[2023-03-16 22:12:29] [INFO ] Implicit Places using invariants in 1975 ms returned []
Implicit Place search using SMT only with invariants took 1976 ms to find 0 implicit places.
[2023-03-16 22:12:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:12:29] [INFO ] Invariant cache hit.
[2023-03-16 22:12:38] [INFO ] Dead Transitions using invariants and state equation in 8950 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11103 ms. Remains : 627/627 places, 31353/31353 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 627 transition count 18326
Applied a total of 13027 rules in 612 ms. Remains 627 /627 variables (removed 0) and now considering 18326/31353 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:12:39] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 22:12:39] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:12:58] [INFO ] After 19017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:12:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:13:16] [INFO ] After 17730ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:13:17] [INFO ] After 18428ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 645 ms.
[2023-03-16 22:13:17] [INFO ] After 19184ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 74 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 141 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 67 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:13:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:13:18] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 22:13:20] [INFO ] Implicit Places using invariants in 1877 ms returned []
Implicit Place search using SMT only with invariants took 1889 ms to find 0 implicit places.
[2023-03-16 22:13:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:13:20] [INFO ] Invariant cache hit.
[2023-03-16 22:13:29] [INFO ] Dead Transitions using invariants and state equation in 9307 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11275 ms. Remains : 627/627 places, 31353/31353 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 279 ms. (steps per millisecond=35 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25566 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25566 steps, saw 23155 distinct states, run finished after 3004 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:13:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:13:33] [INFO ] Invariant cache hit.
[2023-03-16 22:13:33] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:13:45] [INFO ] After 12447ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:13:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:13:58] [INFO ] After 13099ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:13:58] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:14:09] [INFO ] After 10486ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:14:09] [INFO ] After 23805ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 148 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 627/627 places, 31353/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25673 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25673 steps, saw 23246 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:14:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:14:12] [INFO ] Invariant cache hit.
[2023-03-16 22:14:13] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 22:14:26] [INFO ] After 13880ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:14:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:14:39] [INFO ] After 12554ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:14:39] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:14:50] [INFO ] After 10505ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:14:50] [INFO ] After 23281ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 155 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 627/627 places, 31353/31353 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 149 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:14:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:14:50] [INFO ] Invariant cache hit.
[2023-03-16 22:14:52] [INFO ] Implicit Places using invariants in 1864 ms returned []
Implicit Place search using SMT only with invariants took 1865 ms to find 0 implicit places.
[2023-03-16 22:14:52] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:14:52] [INFO ] Invariant cache hit.
[2023-03-16 22:15:01] [INFO ] Dead Transitions using invariants and state equation in 9121 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11139 ms. Remains : 627/627 places, 31353/31353 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 627 transition count 18326
Applied a total of 13027 rules in 539 ms. Remains 627 /627 variables (removed 0) and now considering 18326/31353 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:15:02] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 22:15:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:15:18] [INFO ] After 16735ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:15:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:15:35] [INFO ] After 16921ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:15:36] [INFO ] After 17616ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 622 ms.
[2023-03-16 22:15:37] [INFO ] After 18338ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 74 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 130 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 3849 ms.
Product exploration explored 100000 steps with 25000 reset in 3862 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 149 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:15:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:15:45] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 22:15:54] [INFO ] Dead Transitions using invariants and state equation in 9161 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9315 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 82 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:15:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:15:55] [INFO ] Invariant cache hit.
[2023-03-16 22:15:56] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1777 ms to find 0 implicit places.
[2023-03-16 22:15:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:15:56] [INFO ] Invariant cache hit.
[2023-03-16 22:16:05] [INFO ] Dead Transitions using invariants and state equation in 8955 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10828 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-04 finished in 319049 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)&&F((!p1 U (p2||G(!p1))))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 177 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:16:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:16:07] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 22:16:08] [INFO ] Implicit Places using invariants in 1862 ms returned []
Implicit Place search using SMT only with invariants took 1871 ms to find 0 implicit places.
[2023-03-16 22:16:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:16:08] [INFO ] Invariant cache hit.
[2023-03-16 22:16:17] [INFO ] Dead Transitions using invariants and state equation in 9038 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11096 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND (NOT p2) p1)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s37 1) (GEQ s317 1)), p2:(AND (NOT (AND (GEQ s174 1) (GEQ s448 1))) (NOT (AND (GEQ s81 1) (GEQ s518 1)))), p1:(AND (GEQ s81 1) (GEQ s518 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1 reset in 2942 ms.
Product exploration explored 100000 steps with 2 reset in 3107 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) p2 (NOT p1)), (X (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 246 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 234 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25844 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25844 steps, saw 23414 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:16:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:16:27] [INFO ] Invariant cache hit.
[2023-03-16 22:16:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:16:42] [INFO ] After 14198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:16:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:16:55] [INFO ] After 13499ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:16:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:17:02] [INFO ] After 6726ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:17:03] [INFO ] After 7539ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 432 ms.
[2023-03-16 22:17:03] [INFO ] After 21678ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 339 ms. (steps per millisecond=29 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25814 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25814 steps, saw 23387 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:17:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:17:07] [INFO ] Invariant cache hit.
[2023-03-16 22:17:07] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:17:21] [INFO ] After 13997ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:17:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:17:34] [INFO ] After 13265ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:17:34] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:17:41] [INFO ] After 6242ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:17:42] [INFO ] After 7062ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 444 ms.
[2023-03-16 22:17:42] [INFO ] After 20991ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:17:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:17:42] [INFO ] Invariant cache hit.
[2023-03-16 22:17:44] [INFO ] Implicit Places using invariants in 1882 ms returned []
Implicit Place search using SMT only with invariants took 1883 ms to find 0 implicit places.
[2023-03-16 22:17:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:17:44] [INFO ] Invariant cache hit.
[2023-03-16 22:17:53] [INFO ] Dead Transitions using invariants and state equation in 9120 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11166 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 490 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:17:54] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 22:17:54] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:18:09] [INFO ] After 15508ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:18:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 22:18:26] [INFO ] After 16792ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:18:27] [INFO ] After 17472ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 470 ms.
[2023-03-16 22:18:28] [INFO ] After 18059ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p2) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 286 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2023-03-16 22:18:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:18:28] [INFO ] Computed 13 place invariants in 47 ms
Could not prove EG (NOT p0)
Support contains 2 out of 626 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 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:18:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:18:43] [INFO ] Invariant cache hit.
[2023-03-16 22:18:45] [INFO ] Implicit Places using invariants in 1995 ms returned []
Implicit Place search using SMT only with invariants took 1997 ms to find 0 implicit places.
[2023-03-16 22:18:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:18:45] [INFO ] Invariant cache hit.
[2023-03-16 22:18:54] [INFO ] Dead Transitions using invariants and state equation in 8865 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11058 ms. Remains : 626/626 places, 31352/31352 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 276 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26114 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26114 steps, saw 23658 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:18:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:18:58] [INFO ] Invariant cache hit.
[2023-03-16 22:18:58] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:19:13] [INFO ] After 14916ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:19:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:19:27] [INFO ] After 14346ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:19:27] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:19:34] [INFO ] After 6999ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:19:35] [INFO ] After 7883ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 425 ms.
[2023-03-16 22:19:36] [INFO ] After 22843ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Finished random walk after 3061 steps, including 0 resets, run visited all 1 properties in 74 ms. (steps per millisecond=41 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-16 22:19:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:19:36] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 2 reset in 3110 ms.
Product exploration explored 100000 steps with 6 reset in 3218 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:19:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:19:58] [INFO ] Invariant cache hit.
[2023-03-16 22:20:00] [INFO ] Implicit Places using invariants in 1905 ms returned []
Implicit Place search using SMT only with invariants took 1905 ms to find 0 implicit places.
[2023-03-16 22:20:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:20:00] [INFO ] Invariant cache hit.
[2023-03-16 22:20:08] [INFO ] Dead Transitions using invariants and state equation in 8771 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10834 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-05 finished in 243340 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((X(G(p0))&&F(p1))) U (X(p2)||G(p3))))'
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 70 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:20:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:20:10] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 22:20:12] [INFO ] Implicit Places using invariants in 1859 ms returned []
Implicit Place search using SMT only with invariants took 1859 ms to find 0 implicit places.
[2023-03-16 22:20:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:20:12] [INFO ] Invariant cache hit.
[2023-03-16 22:20:21] [INFO ] Dead Transitions using invariants and state equation in 8935 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10865 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 353 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), true, (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p3) p0), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3)))]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p3, acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p2) p0), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=1 dest: 6}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND p3 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=2 dest: 2}, { cond=(AND p3 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p3) (NOT p2) p0), acceptance={} source=3 dest: 5}, { cond=(AND (NOT p3) (NOT p1) (NOT p2) p0), acceptance={} source=3 dest: 6}, { cond=(AND p3 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 7}, { cond=(AND p3 (NOT p2)), acceptance={} source=3 dest: 8}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p3) p0), acceptance={} source=7 dest: 4}, { cond=(AND p3 p0), acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p3) (NOT p0)), acceptance={} source=8 dest: 4}, { cond=(AND (NOT p3) p0), acceptance={} source=8 dest: 5}, { cond=(AND (NOT p3) (NOT p1) p0), acceptance={} source=8 dest: 6}, { cond=(AND p3 (NOT p0)), acceptance={} source=8 dest: 7}, { cond=p3, acceptance={} source=8 dest: 8}]], initial=0, aps=[p3:(AND (GEQ s53 1) (GEQ s107 1)), p2:(AND (GEQ s458 1) (GEQ s505 1)), p0:(AND (GEQ s239 1) (GEQ s427 1)), p1:(AND (GEQ s314 1) (GEQ s334 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-8-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-8-LTLFireability-06 finished in 11350 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((G(p1)||p0)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:20:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:20:21] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 22:20:23] [INFO ] Implicit Places using invariants in 1947 ms returned []
Implicit Place search using SMT only with invariants took 1947 ms to find 0 implicit places.
[2023-03-16 22:20:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:20:23] [INFO ] Invariant cache hit.
[2023-03-16 22:20:32] [INFO ] Dead Transitions using invariants and state equation in 8853 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10977 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 105 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=2, aps=[p1:(OR (LT s76 1) (LT s514 1)), p0:(OR (LT s167 1) (LT s504 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 3143 ms.
Product exploration explored 100000 steps with 0 reset in 3216 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 p1 p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 327 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 72 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 300 ms. (steps per millisecond=33 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 25125 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25125 steps, saw 22778 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 22:20:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:20:43] [INFO ] Invariant cache hit.
[2023-03-16 22:20:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:20:58] [INFO ] After 15070ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 22:20:58] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:21:07] [INFO ] After 8660ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:21:07] [INFO ] After 24024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:21:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:21:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:21:32] [INFO ] After 25044ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 368 ms. (steps per millisecond=27 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 25349 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25349 steps, saw 22982 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 22:21:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:21:35] [INFO ] Invariant cache hit.
[2023-03-16 22:21:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:21:49] [INFO ] After 13942ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 22:21:50] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:21:58] [INFO ] After 8627ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:21:58] [INFO ] After 22794ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:21:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:22:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:22:23] [INFO ] After 25053ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:22:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:22:24] [INFO ] Invariant cache hit.
[2023-03-16 22:22:25] [INFO ] Implicit Places using invariants in 1812 ms returned []
Implicit Place search using SMT only with invariants took 1824 ms to find 0 implicit places.
[2023-03-16 22:22:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:22:25] [INFO ] Invariant cache hit.
[2023-03-16 22:22:35] [INFO ] Dead Transitions using invariants and state equation in 9365 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11351 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 341 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 74 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:22:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:22:35] [INFO ] Invariant cache hit.
[2023-03-16 22:22:37] [INFO ] Implicit Places using invariants in 1812 ms returned []
Implicit Place search using SMT only with invariants took 1825 ms to find 0 implicit places.
[2023-03-16 22:22:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:22:37] [INFO ] Invariant cache hit.
[2023-03-16 22:22:47] [INFO ] Dead Transitions using invariants and state equation in 9439 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11416 ms. Remains : 626/626 places, 31352/31352 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 p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X p0), (X (X (NOT (AND p1 (NOT p0))))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 356 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 75 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 347 ms. (steps per millisecond=28 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 23810 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23810 steps, saw 21605 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 22:22:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:22:51] [INFO ] Invariant cache hit.
[2023-03-16 22:22:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:23:06] [INFO ] After 15085ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 22:23:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:23:15] [INFO ] After 8780ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:23:15] [INFO ] After 24091ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:23:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:23:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:23:40] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 417 ms. (steps per millisecond=23 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 23810 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23810 steps, saw 21605 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 22:23:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:23:44] [INFO ] Invariant cache hit.
[2023-03-16 22:23:44] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:23:59] [INFO ] After 15399ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2023-03-16 22:23:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:24:08] [INFO ] After 8727ms SMT Verify possible using 268 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:24:08] [INFO ] After 24365ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:24:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:24:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:24:33] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:24:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:24:34] [INFO ] Invariant cache hit.
[2023-03-16 22:24:35] [INFO ] Implicit Places using invariants in 1858 ms returned []
Implicit Place search using SMT only with invariants took 1881 ms to find 0 implicit places.
[2023-03-16 22:24:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:24:35] [INFO ] Invariant cache hit.
[2023-03-16 22:24:45] [INFO ] Dead Transitions using invariants and state equation in 9639 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11692 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X p0), (X (X (NOT (AND p1 (NOT p0))))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 375 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 79 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 3126 ms.
Product exploration explored 100000 steps with 0 reset in 3216 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:24:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:24:52] [INFO ] Invariant cache hit.
[2023-03-16 22:24:54] [INFO ] Implicit Places using invariants in 1886 ms returned []
Implicit Place search using SMT only with invariants took 1906 ms to find 0 implicit places.
[2023-03-16 22:24:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:24:54] [INFO ] Invariant cache hit.
[2023-03-16 22:25:03] [INFO ] Dead Transitions using invariants and state equation in 8731 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10794 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-07 finished in 282864 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))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:25:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:25:04] [INFO ] Invariant cache hit.
[2023-03-16 22:25:06] [INFO ] Implicit Places using invariants in 1885 ms returned []
Implicit Place search using SMT only with invariants took 1905 ms to find 0 implicit places.
[2023-03-16 22:25:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:25:06] [INFO ] Invariant cache hit.
[2023-03-16 22:25:16] [INFO ] Dead Transitions using invariants and state equation in 9591 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11668 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s153 1) (GEQ s429 1)), p1:(AND (GEQ s343 1) (GEQ s457 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1 reset in 3262 ms.
Product exploration explored 100000 steps with 3 reset in 3123 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 p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 204 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 285 ms. (steps per millisecond=35 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 23980 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23980 steps, saw 21759 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:25:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:25:26] [INFO ] Invariant cache hit.
[2023-03-16 22:25:26] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:25:42] [INFO ] After 15578ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:25:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:26:00] [INFO ] After 17930ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:26:00] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:26:07] [INFO ] After 6875ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:26:07] [INFO ] After 6876ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-16 22:26:07] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 6 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 23802 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23802 steps, saw 21598 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:26:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:26:10] [INFO ] Invariant cache hit.
[2023-03-16 22:26:10] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:26:25] [INFO ] After 14662ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:26:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:26:43] [INFO ] After 18240ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:26:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:26:50] [INFO ] After 6541ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:26:50] [INFO ] After 6542ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 22:26:50] [INFO ] After 25054ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:26:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:26:50] [INFO ] Invariant cache hit.
[2023-03-16 22:26:52] [INFO ] Implicit Places using invariants in 1831 ms returned []
Implicit Place search using SMT only with invariants took 1833 ms to find 0 implicit places.
[2023-03-16 22:26:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:26:52] [INFO ] Invariant cache hit.
[2023-03-16 22:27:01] [INFO ] Dead Transitions using invariants and state equation in 9364 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11382 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 511 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:27:02] [INFO ] Computed 13 place invariants in 39 ms
[2023-03-16 22:27:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:27:15] [INFO ] After 13196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:27:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:27:29] [INFO ] After 13180ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:27:30] [INFO ] After 14487ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 751 ms.
[2023-03-16 22:27:31] [INFO ] After 15363ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 208 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 22:27:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:27:31] [INFO ] Computed 13 place invariants in 45 ms
Could not prove EG (NOT p0)
[2023-03-16 22:27:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:27:46] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:28:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:28:02] [INFO ] Invariant cache hit.
[2023-03-16 22:28:03] [INFO ] Implicit Places using invariants in 1827 ms returned []
Implicit Place search using SMT only with invariants took 1849 ms to find 0 implicit places.
[2023-03-16 22:28:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:28:04] [INFO ] Invariant cache hit.
[2023-03-16 22:28:13] [INFO ] Dead Transitions using invariants and state equation in 9116 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11152 ms. Remains : 626/626 places, 31352/31352 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 p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 185 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 340 ms. (steps per millisecond=29 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 25060 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25060 steps, saw 22719 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:28:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:28:17] [INFO ] Invariant cache hit.
[2023-03-16 22:28:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:28:33] [INFO ] After 16568ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 22:28:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:28:52] [INFO ] After 18730ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 22:28:52] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:28:58] [INFO ] After 6107ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:28:58] [INFO ] After 6107ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 22:28:58] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 306 ms. (steps per millisecond=32 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:28:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:28:59] [INFO ] Invariant cache hit.
[2023-03-16 22:28:59] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:29:15] [INFO ] After 16413ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:29:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:29:32] [INFO ] After 16401ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:29:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:29:38] [INFO ] After 5859ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:29:39] [INFO ] Deduced a trap composed of 40 places in 560 ms of which 1 ms to minimize.
[2023-03-16 22:29:39] [INFO ] Deduced a trap composed of 40 places in 407 ms of which 0 ms to minimize.
[2023-03-16 22:29:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2132 ms
[2023-03-16 22:29:40] [INFO ] After 8400ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:692)
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)
[2023-03-16 22:29:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:29:40] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 190 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25905 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25905 steps, saw 23469 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:29:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:29:44] [INFO ] Invariant cache hit.
[2023-03-16 22:29:44] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:30:00] [INFO ] After 16415ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:30:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:30:16] [INFO ] After 15336ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:30:16] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:30:21] [INFO ] After 5407ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:30:22] [INFO ] Deduced a trap composed of 40 places in 552 ms of which 0 ms to minimize.
[2023-03-16 22:30:23] [INFO ] Deduced a trap composed of 40 places in 399 ms of which 1 ms to minimize.
[2023-03-16 22:30:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2045 ms
[2023-03-16 22:30:24] [INFO ] After 7814ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 561 ms.
[2023-03-16 22:30:24] [INFO ] After 23957ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:30:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:30:24] [INFO ] Invariant cache hit.
[2023-03-16 22:30:26] [INFO ] Implicit Places using invariants in 1841 ms returned []
Implicit Place search using SMT only with invariants took 1863 ms to find 0 implicit places.
[2023-03-16 22:30:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:30:26] [INFO ] Invariant cache hit.
[2023-03-16 22:30:35] [INFO ] Dead Transitions using invariants and state equation in 8685 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10730 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 5 factoid took 187 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-16 22:30:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:30:36] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
[2023-03-16 22:30:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:30:51] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 2973 ms.
Product exploration explored 100000 steps with 0 reset in 3152 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:31:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:31:12] [INFO ] Invariant cache hit.
[2023-03-16 22:31:14] [INFO ] Implicit Places using invariants in 1842 ms returned []
Implicit Place search using SMT only with invariants took 1854 ms to find 0 implicit places.
[2023-03-16 22:31:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:31:14] [INFO ] Invariant cache hit.
[2023-03-16 22:31:23] [INFO ] Dead Transitions using invariants and state equation in 8921 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10954 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-08 finished in 379931 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:31:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:31:24] [INFO ] Invariant cache hit.
[2023-03-16 22:31:26] [INFO ] Implicit Places using invariants in 2029 ms returned []
Implicit Place search using SMT only with invariants took 2044 ms to find 0 implicit places.
[2023-03-16 22:31:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:31:26] [INFO ] Invariant cache hit.
[2023-03-16 22:31:35] [INFO ] Dead Transitions using invariants and state equation in 9216 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11420 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s180 1) (LT s289 1))], nbAcceptance=1, 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 4111 ms.
Product exploration explored 100000 steps with 0 reset in 4334 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 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 25 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25012 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25012 steps, saw 22677 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:31:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:31:47] [INFO ] Invariant cache hit.
[2023-03-16 22:31:48] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:32:04] [INFO ] After 16915ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:32:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:32:22] [INFO ] After 17615ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:32:22] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:32:29] [INFO ] After 7224ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:32:29] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 9 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 340 ms. (steps per millisecond=29 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25578 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25578 steps, saw 23181 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:32:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:32:33] [INFO ] Invariant cache hit.
[2023-03-16 22:32:33] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:32:51] [INFO ] After 18077ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:32:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:33:10] [INFO ] After 18794ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:33:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:33:16] [INFO ] After 6033ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:33:16] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 12 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 163 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:33:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:33:17] [INFO ] Invariant cache hit.
[2023-03-16 22:33:18] [INFO ] Implicit Places using invariants in 1829 ms returned []
Implicit Place search using SMT only with invariants took 1847 ms to find 0 implicit places.
[2023-03-16 22:33:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:33:18] [INFO ] Invariant cache hit.
[2023-03-16 22:33:27] [INFO ] Dead Transitions using invariants and state equation in 9089 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11132 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 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 45 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:33:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:33:28] [INFO ] Invariant cache hit.
[2023-03-16 22:33:30] [INFO ] Implicit Places using invariants in 1871 ms returned []
Implicit Place search using SMT only with invariants took 1892 ms to find 0 implicit places.
[2023-03-16 22:33:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:33:30] [INFO ] Invariant cache hit.
[2023-03-16 22:33:39] [INFO ] Dead Transitions using invariants and state equation in 9056 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11123 ms. Remains : 626/626 places, 31352/31352 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
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 46 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 205 ms. (steps per millisecond=48 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26044 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26044 steps, saw 23595 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:33:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:33:42] [INFO ] Invariant cache hit.
[2023-03-16 22:33:43] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:34:01] [INFO ] After 18295ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:34:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:34:20] [INFO ] After 18895ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:34:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:34:26] [INFO ] After 5937ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:34:26] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24752 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24752 steps, saw 22442 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:34:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:34:29] [INFO ] Invariant cache hit.
[2023-03-16 22:34:30] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:34:47] [INFO ] After 17366ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:34:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 22:35:05] [INFO ] After 18213ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:35:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:35:12] [INFO ] After 6624ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:35:12] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:35:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:12] [INFO ] Invariant cache hit.
[2023-03-16 22:35:14] [INFO ] Implicit Places using invariants in 1831 ms returned []
Implicit Place search using SMT only with invariants took 1852 ms to find 0 implicit places.
[2023-03-16 22:35:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:14] [INFO ] Invariant cache hit.
[2023-03-16 22:35:23] [INFO ] Dead Transitions using invariants and state equation in 9273 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11287 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 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 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 3717 ms.
Product exploration explored 100000 steps with 0 reset in 3776 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:35:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:31] [INFO ] Invariant cache hit.
[2023-03-16 22:35:33] [INFO ] Implicit Places using invariants in 1922 ms returned []
Implicit Place search using SMT only with invariants took 1927 ms to find 0 implicit places.
[2023-03-16 22:35:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:33] [INFO ] Invariant cache hit.
[2023-03-16 22:35:42] [INFO ] Dead Transitions using invariants and state equation in 8800 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10894 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-09 finished in 259056 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 259 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:35:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:43] [INFO ] Invariant cache hit.
[2023-03-16 22:35:45] [INFO ] Implicit Places using invariants in 2008 ms returned []
Implicit Place search using SMT only with invariants took 2036 ms to find 0 implicit places.
[2023-03-16 22:35:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:35:45] [INFO ] Invariant cache hit.
[2023-03-16 22:35:54] [INFO ] Dead Transitions using invariants and state equation in 8504 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10803 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s222 1) (LT s584 1))], nbAcceptance=1, 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 3167 ms.
Product exploration explored 100000 steps with 0 reset in 3341 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 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 p0)]
Finished random walk after 6460 steps, including 1 resets, run visited all 1 properties in 130 ms. (steps per millisecond=49 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 176 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 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:36:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:36:01] [INFO ] Invariant cache hit.
[2023-03-16 22:36:03] [INFO ] Implicit Places using invariants in 1844 ms returned []
Implicit Place search using SMT only with invariants took 1854 ms to find 0 implicit places.
[2023-03-16 22:36:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:36:03] [INFO ] Invariant cache hit.
[2023-03-16 22:36:12] [INFO ] Dead Transitions using invariants and state equation in 8923 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10953 ms. Remains : 626/626 places, 31352/31352 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 155 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 65 ms :[(NOT p0)]
Incomplete random walk after 10001 steps, including 2 resets, run finished after 215 ms. (steps per millisecond=46 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25756 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25756 steps, saw 23335 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:36:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:36:16] [INFO ] Invariant cache hit.
[2023-03-16 22:36:16] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:36:31] [INFO ] After 15338ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:36:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:36:47] [INFO ] After 16053ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:36:47] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:36:52] [INFO ] After 4590ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:36:53] [INFO ] After 5340ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 461 ms.
[2023-03-16 22:36:53] [INFO ] After 22066ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25298 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25298 steps, saw 22935 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:36:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:36:56] [INFO ] Invariant cache hit.
[2023-03-16 22:36:57] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:37:13] [INFO ] After 16088ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:37:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 22:37:29] [INFO ] After 16066ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:37:29] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:37:33] [INFO ] After 4395ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:37:34] [INFO ] After 5130ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 373 ms.
[2023-03-16 22:37:34] [INFO ] After 21802ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:37:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:37:35] [INFO ] Invariant cache hit.
[2023-03-16 22:37:37] [INFO ] Implicit Places using invariants in 1865 ms returned []
Implicit Place search using SMT only with invariants took 1888 ms to find 0 implicit places.
[2023-03-16 22:37:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:37:37] [INFO ] Invariant cache hit.
[2023-03-16 22:37:46] [INFO ] Dead Transitions using invariants and state equation in 9012 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11064 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 478 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:37:46] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 22:37:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:38:03] [INFO ] After 16463ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:38:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:38:19] [INFO ] After 15798ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:38:19] [INFO ] After 16409ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 438 ms.
[2023-03-16 22:38:20] [INFO ] After 16932ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 95 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 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 3940 ms.
Product exploration explored 100000 steps with 0 reset in 4249 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:38:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:38:28] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 22:38:30] [INFO ] Implicit Places using invariants in 2029 ms returned []
Implicit Place search using SMT only with invariants took 2030 ms to find 0 implicit places.
[2023-03-16 22:38:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:38:30] [INFO ] Invariant cache hit.
[2023-03-16 22:38:39] [INFO ] Dead Transitions using invariants and state equation in 9095 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11294 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-11 finished in 177560 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)||X(X(G(!p1)))) U p2)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:38:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:38:41] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 22:38:43] [INFO ] Implicit Places using invariants in 1983 ms returned []
Implicit Place search using SMT only with invariants took 1984 ms to find 0 implicit places.
[2023-03-16 22:38:43] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:38:43] [INFO ] Invariant cache hit.
[2023-03-16 22:38:52] [INFO ] Dead Transitions using invariants and state equation in 9084 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11139 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={0} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s1 1) (GEQ s205 1)), p0:(AND (GEQ s584 1) (GEQ s591 1)), p1:(AND (GEQ s287 1) (GEQ s486 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 3161 ms.
Product exploration explored 100000 steps with 1 reset in 3223 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 p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 264 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 239 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 418 ms. (steps per millisecond=23 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 24447 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24447 steps, saw 22152 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:39:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:39:03] [INFO ] Invariant cache hit.
[2023-03-16 22:39:03] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:39:20] [INFO ] After 17798ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:39:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:39:40] [INFO ] After 19498ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:39:40] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:39:46] [INFO ] After 5226ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 22:39:46] [INFO ] After 5231ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 22:39:46] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 22 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 332 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 332 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 530 ms. (steps per millisecond=18 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 24273 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24273 steps, saw 22021 distinct states, run finished after 3004 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:39:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:39:50] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 22:39:50] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:40:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:40:15] [INFO ] After 25045ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:40:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:40:15] [INFO ] Invariant cache hit.
[2023-03-16 22:40:17] [INFO ] Implicit Places using invariants in 2052 ms returned []
Implicit Place search using SMT only with invariants took 2053 ms to find 0 implicit places.
[2023-03-16 22:40:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:40:17] [INFO ] Invariant cache hit.
[2023-03-16 22:40:27] [INFO ] Dead Transitions using invariants and state equation in 9367 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11592 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 553 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:40:27] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 22:40:27] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:40:49] [INFO ] After 21589ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:40:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:41:10] [INFO ] After 20663ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:41:15] [INFO ] After 25824ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 3426 ms.
[2023-03-16 22:41:18] [INFO ] After 29409ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 265 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Stuttering acceptance computed with spot in 202 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
[2023-03-16 22:41:19] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:41:19] [INFO ] Computed 13 place invariants in 51 ms
Could not prove EG (NOT p2)
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:41:34] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:41:34] [INFO ] Invariant cache hit.
[2023-03-16 22:41:36] [INFO ] Implicit Places using invariants in 1959 ms returned []
Implicit Place search using SMT only with invariants took 1960 ms to find 0 implicit places.
[2023-03-16 22:41:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:41:36] [INFO ] Invariant cache hit.
[2023-03-16 22:41:45] [INFO ] Dead Transitions using invariants and state equation in 8795 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10824 ms. Remains : 627/627 places, 31353/31353 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 p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 276 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 428 ms. (steps per millisecond=23 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 22926 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22926 steps, saw 20804 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:41:49] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:41:49] [INFO ] Invariant cache hit.
[2023-03-16 22:41:50] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:42:09] [INFO ] After 19882ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:42:09] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:42:29] [INFO ] After 20037ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:42:30] [INFO ] State equation strengthened by 829 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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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)
[2023-03-16 22:42:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:42:34] [INFO ] After 25048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Parikh walk visited 0 properties in 23 ms.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 338 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 339 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 402 ms. (steps per millisecond=24 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 23002 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23002 steps, saw 20889 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:42:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:42:38] [INFO ] Computed 13 place invariants in 72 ms
[2023-03-16 22:42:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:43:04] [INFO ] After 25040ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 22:43:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
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.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
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)
[2023-03-16 22:43:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:43:29] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:43:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:43:29] [INFO ] Invariant cache hit.
[2023-03-16 22:43:31] [INFO ] Implicit Places using invariants in 1850 ms returned []
Implicit Place search using SMT only with invariants took 1869 ms to find 0 implicit places.
[2023-03-16 22:43:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:43:31] [INFO ] Invariant cache hit.
[2023-03-16 22:43:40] [INFO ] Dead Transitions using invariants and state equation in 9226 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11262 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 260 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Stuttering acceptance computed with spot in 175 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
[2023-03-16 22:43:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:43:41] [INFO ] Computed 13 place invariants in 40 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 199 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Product exploration explored 100000 steps with 2 reset in 3039 ms.
Product exploration explored 100000 steps with 0 reset in 3235 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 180 ms :[(NOT p2), (NOT p2), (AND p0 p1), (AND p0 p1), p0]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 168 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:44:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:44:03] [INFO ] Invariant cache hit.
[2023-03-16 22:44:12] [INFO ] Dead Transitions using invariants and state equation in 9495 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9665 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 66 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:44:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:44:12] [INFO ] Invariant cache hit.
[2023-03-16 22:44:14] [INFO ] Implicit Places using invariants in 1865 ms returned []
Implicit Place search using SMT only with invariants took 1866 ms to find 0 implicit places.
[2023-03-16 22:44:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:44:14] [INFO ] Invariant cache hit.
[2023-03-16 22:44:24] [INFO ] Dead Transitions using invariants and state equation in 9313 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11248 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-13 finished in 344073 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(F(p0))) U p1))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:44:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:44:25] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 22:44:27] [INFO ] Implicit Places using invariants in 1920 ms returned []
Implicit Place search using SMT only with invariants took 1921 ms to find 0 implicit places.
[2023-03-16 22:44:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:44:27] [INFO ] Invariant cache hit.
[2023-03-16 22:44:35] [INFO ] Dead Transitions using invariants and state equation in 8735 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10821 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s205 1) (GEQ s287 1) (GEQ s498 1) (GEQ s613 1)), p0:(AND (GEQ s361 1) (GEQ s563 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 3160 ms.
Product exploration explored 100000 steps with 0 reset in 3159 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 p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 172 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter insensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 442 ms. (steps per millisecond=22 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 24195 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24195 steps, saw 21953 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 22:44:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:44:46] [INFO ] Invariant cache hit.
[2023-03-16 22:44:46] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:45:01] [INFO ] After 14930ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:45:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:45:20] [INFO ] After 19451ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:45:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:45:26] [INFO ] After 5350ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:45:26] [INFO ] After 5355ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-16 22:45:26] [INFO ] After 25048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 16 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 374 ms. (steps per millisecond=26 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22175 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22175 steps, saw 20143 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 22:45:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:45:30] [INFO ] Invariant cache hit.
[2023-03-16 22:45:30] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:45:43] [INFO ] After 13502ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:45:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:46:01] [INFO ] After 17511ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:46:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:46:08] [INFO ] After 7320ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:46:08] [INFO ] After 7320ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 22:46:08] [INFO ] After 25050ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 13 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:46:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:46:08] [INFO ] Invariant cache hit.
[2023-03-16 22:46:10] [INFO ] Implicit Places using invariants in 1764 ms returned []
Implicit Place search using SMT only with invariants took 1774 ms to find 0 implicit places.
[2023-03-16 22:46:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:46:10] [INFO ] Invariant cache hit.
[2023-03-16 22:46:19] [INFO ] Dead Transitions using invariants and state equation in 8629 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10558 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 482 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:46:19] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 22:46:20] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:46:36] [INFO ] After 16991ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:46:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:46:51] [INFO ] After 14718ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:46:53] [INFO ] After 16784ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 1289 ms.
[2023-03-16 22:46:55] [INFO ] After 18199ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 178 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 92 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
[2023-03-16 22:46:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:46:55] [INFO ] Computed 13 place invariants in 48 ms
Could not prove EG (NOT p1)
[2023-03-16 22:47:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:47:10] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 68 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:47:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:47:25] [INFO ] Invariant cache hit.
[2023-03-16 22:47:27] [INFO ] Implicit Places using invariants in 1840 ms returned []
Implicit Place search using SMT only with invariants took 1841 ms to find 0 implicit places.
[2023-03-16 22:47:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:47:27] [INFO ] Invariant cache hit.
[2023-03-16 22:47:37] [INFO ] Dead Transitions using invariants and state equation in 9213 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11125 ms. Remains : 626/626 places, 31352/31352 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 (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 186 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 406 ms. (steps per millisecond=24 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 23775 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23775 steps, saw 21574 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 22:47:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:47:41] [INFO ] Invariant cache hit.
[2023-03-16 22:47:41] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:47:57] [INFO ] After 15966ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:47:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 22:48:17] [INFO ] After 20751ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:48:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:48:22] [INFO ] After 4054ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:48:22] [INFO ] After 4055ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-16 22:48:22] [INFO ] After 25048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 14 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 22423 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22423 steps, saw 20367 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 22:48:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:48:25] [INFO ] Invariant cache hit.
[2023-03-16 22:48:25] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 22:48:41] [INFO ] After 15565ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 22:48:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:49:01] [INFO ] After 19954ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 22:49:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:49:06] [INFO ] After 4841ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 22:49:06] [INFO ] After 4841ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 22:49:06] [INFO ] After 25047ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 17 ms.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:49:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:49:06] [INFO ] Invariant cache hit.
[2023-03-16 22:49:08] [INFO ] Implicit Places using invariants in 1992 ms returned []
Implicit Place search using SMT only with invariants took 1992 ms to find 0 implicit places.
[2023-03-16 22:49:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:49:08] [INFO ] Invariant cache hit.
[2023-03-16 22:49:18] [INFO ] Dead Transitions using invariants and state equation in 9464 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11625 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 240 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
[2023-03-16 22:49:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:49:18] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 22:49:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:49:33] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 2996 ms.
Product exploration explored 100000 steps with 0 reset in 3197 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:49:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:49:55] [INFO ] Invariant cache hit.
[2023-03-16 22:50:05] [INFO ] Dead Transitions using invariants and state equation in 9432 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9586 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 6 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 67 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 22:50:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:50:05] [INFO ] Invariant cache hit.
[2023-03-16 22:50:07] [INFO ] Implicit Places using invariants in 1862 ms returned []
Implicit Place search using SMT only with invariants took 1867 ms to find 0 implicit places.
[2023-03-16 22:50:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:50:07] [INFO ] Invariant cache hit.
[2023-03-16 22:50:15] [INFO ] Dead Transitions using invariants and state equation in 8658 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10602 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-8-LTLFireability-14 finished in 351642 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) U X(p1))||F(p2)))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 70 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 22:50:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 22:50:16] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 22:50:18] [INFO ] Implicit Places using invariants in 1993 ms returned []
Implicit Place search using SMT only with invariants took 1994 ms to find 0 implicit places.
[2023-03-16 22:50:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:50:18] [INFO ] Invariant cache hit.
[2023-03-16 22:50:28] [INFO ] Dead Transitions using invariants and state equation in 9425 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11490 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 219 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s132 1) (GEQ s496 1)), p2:(AND (GEQ s218 1) (GEQ s334 1)), p1:(AND (GEQ s317 1) (GEQ s596 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 3126 ms.
Product exploration explored 100000 steps with 1 reset in 3154 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 p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 327 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p2), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24701 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24701 steps, saw 22378 distinct states, run finished after 3007 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:50:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:50:38] [INFO ] Invariant cache hit.
[2023-03-16 22:50:38] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:50:57] [INFO ] After 18986ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:50:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:51:16] [INFO ] After 18816ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:51:16] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 22:51:22] [INFO ] After 5993ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 22:51:22] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 343 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 343 ms. Remains : 626/627 places, 31352/31353 transitions.
Finished random walk after 9426 steps, including 2 resets, run visited all 1 properties in 322 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 9 factoid took 317 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p2)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p2)]
[2023-03-16 22:51:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 22:51:23] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Support contains 2 out of 627 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 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 181 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 22:51:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 22:51:39] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 22:51:41] [INFO ] Implicit Places using invariants in 2027 ms returned []
Implicit Place search using SMT only with invariants took 2028 ms to find 0 implicit places.
[2023-03-16 22:51:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:51:41] [INFO ] Invariant cache hit.
[2023-03-16 22:51:50] [INFO ] Dead Transitions using invariants and state equation in 9638 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11865 ms. Remains : 626/627 places, 31352/31353 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 : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24128 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24128 steps, saw 21893 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:51:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:51:54] [INFO ] Invariant cache hit.
[2023-03-16 22:51:54] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:52:07] [INFO ] After 13102ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:52:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:52:21] [INFO ] After 13610ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:52:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 22:52:26] [INFO ] After 5637ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 22:52:27] [INFO ] Deduced a trap composed of 48 places in 467 ms of which 1 ms to minimize.
[2023-03-16 22:52:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1302 ms
[2023-03-16 22:52:28] [INFO ] After 7331ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 685 ms.
[2023-03-16 22:52:29] [INFO ] After 21812ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 336 ms. (steps per millisecond=29 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24330 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24330 steps, saw 22069 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:52:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 22:52:32] [INFO ] Invariant cache hit.
[2023-03-16 22:52:33] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 22:52:45] [INFO ] After 12730ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 22:52:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 22:53:00] [INFO ] After 14441ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 22:53:00] [INFO ] State equation strengthened by 268 read => feed constraints.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 12901904 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16057792 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 LTLFireability -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-8"
export BK_EXAMINATION="LTLFireability"
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 RERS17pb113-PT-8, examination is LTLFireability"
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-167889201600060"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-8.tgz
mv RERS17pb113-PT-8 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;