fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r327-tall-167889199300195
Last Updated
May 14, 2023

About the Execution of LoLa+red for RERS17pb115-PT-7

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
10492.724 3600000.00 4048439.00 9286.00 FT?TFT?FT?TT?F?T normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r327-tall-167889199300195.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb115-PT-7, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300195
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 7.1K Feb 25 13:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 13:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Feb 25 13:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 13:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 13:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-00
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-01
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-02
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-03
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-04
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-05
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-06
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-07
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-08
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-09
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-10
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-11
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-12
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-13
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-14
FORMULA_NAME RERS17pb115-PT-7-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679002136947

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-7
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 21:28:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 21:28:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 21:29:00] [INFO ] Load time of PNML (sax parser for PT used): 1910 ms
[2023-03-16 21:29:00] [INFO ] Transformed 1399 places.
[2023-03-16 21:29:00] [INFO ] Transformed 144369 transitions.
[2023-03-16 21:29:01] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2374 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA RERS17pb115-PT-7-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-7-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 869 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:29:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:29:03] [INFO ] Computed 19 place invariants in 404 ms
[2023-03-16 21:29:12] [INFO ] Implicit Places using invariants in 9472 ms returned []
Implicit Place search using SMT only with invariants took 9504 ms to find 0 implicit places.
[2023-03-16 21:29:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:29:12] [INFO ] Invariant cache hit.
[2023-03-16 21:29:42] [INFO ] Performed 88820/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:30:01] [INFO ] Dead Transitions using invariants and state equation in 48552 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1381/1399 places, 144369/144369 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58950 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 48 out of 1381 places after structural reductions.
[2023-03-16 21:30:05] [INFO ] Flatten gal took : 3409 ms
[2023-03-16 21:30:08] [INFO ] Flatten gal took : 3362 ms
[2023-03-16 21:30:15] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 47 out of 1381 places (down from 48) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1239 ms. (steps per millisecond=8 ) properties (out of 30) seen :15
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=25 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
[2023-03-16 21:30:18] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:30:18] [INFO ] Invariant cache hit.
[2023-03-16 21:30:18] [INFO ] After 570ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-16 21:30:19] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 21:30:43] [INFO ] After 24240ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2023-03-16 21:30:45] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:30:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:30:45] [INFO ] After 26424ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:15
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 21 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2513 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2519 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1341 ms. (steps per millisecond=7 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
[2023-03-16 21:30:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:30:51] [INFO ] Computed 19 place invariants in 367 ms
[2023-03-16 21:30:51] [INFO ] After 435ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-16 21:30:52] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 21:31:17] [INFO ] After 24567ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-16 21:31:18] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:31:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:31:18] [INFO ] After 26411ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:13
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 17 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1197 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1197 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1119 ms. (steps per millisecond=8 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 187 ms. (steps per millisecond=53 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 12) seen :0
Interrupted probabilistic random walk after 5620 steps, run timeout after 6004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5620 steps, saw 4770 distinct states, run finished after 6008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 12 properties.
[2023-03-16 21:31:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:31:28] [INFO ] Invariant cache hit.
[2023-03-16 21:31:28] [INFO ] After 441ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-16 21:31:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:31:54] [INFO ] After 24704ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-16 21:31:54] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:31:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:31:54] [INFO ] After 26055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:12
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 15 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1154 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1154 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1036 ms. (steps per millisecond=9 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 11) seen :0
Interrupted probabilistic random walk after 5387 steps, run timeout after 6002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5387 steps, saw 4566 distinct states, run finished after 6002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 11 properties.
[2023-03-16 21:32:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:32:04] [INFO ] Invariant cache hit.
[2023-03-16 21:32:04] [INFO ] After 376ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-03-16 21:32:05] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 21:32:29] [INFO ] After 24382ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-03-16 21:32:30] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:32:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:32:30] [INFO ] After 25953ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:11
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 14 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1215 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1215 ms. Remains : 1380/1380 places, 144368/144368 transitions.
FORMULA RERS17pb115-PT-7-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA RERS17pb115-PT-7-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&X(((G(p1) U p2)||X(F(p3)))))))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 447 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:32:33] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:32:33] [INFO ] Computed 19 place invariants in 368 ms
[2023-03-16 21:32:42] [INFO ] Implicit Places using invariants in 9346 ms returned []
Implicit Place search using SMT only with invariants took 9350 ms to find 0 implicit places.
[2023-03-16 21:32:42] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:32:42] [INFO ] Invariant cache hit.
[2023-03-16 21:33:13] [INFO ] Performed 89917/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:33:31] [INFO ] Dead Transitions using invariants and state equation in 48130 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57937 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 547 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), (NOT p0), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(NOT p2), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p3)), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p2) p1 (NOT p3)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p3)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p3)), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(LEQ s1328 s436), p2:(LEQ 1 s1010), p1:(LEQ 3 s545), p3:(LEQ s182 s139)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 53370 steps with 17790 reset in 10001 ms.
Product exploration timeout after 53950 steps with 17983 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1) p3), (X p0), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p2)), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p2) (NOT p3)))))
Knowledge based reduction with 12 factoid took 403 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-01 finished in 79815 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F(G(p1))))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 458 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:33:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:33:53] [INFO ] Invariant cache hit.
[2023-03-16 21:34:02] [INFO ] Implicit Places using invariants in 9021 ms returned []
Implicit Place search using SMT only with invariants took 9029 ms to find 0 implicit places.
[2023-03-16 21:34:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:34:02] [INFO ] Invariant cache hit.
[2023-03-16 21:34:32] [INFO ] Performed 89996/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:34:50] [INFO ] Dead Transitions using invariants and state equation in 48274 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57767 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 178 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s330 s68), p1:(LEQ s997 s480)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 83670 steps with 0 reset in 10002 ms.
Product exploration timeout after 89940 steps with 0 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 168 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p1)]
Finished random walk after 3255 steps, including 0 resets, run visited all 1 properties in 217 ms. (steps per millisecond=15 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 140 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Support contains 2 out of 1381 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1036 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 21:35:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:35:14] [INFO ] Computed 19 place invariants in 278 ms
[2023-03-16 21:35:22] [INFO ] Implicit Places using invariants in 8878 ms returned []
Implicit Place search using SMT only with invariants took 8889 ms to find 0 implicit places.
[2023-03-16 21:35:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:35:22] [INFO ] Invariant cache hit.
[2023-03-16 21:35:53] [INFO ] Performed 92752/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:36:10] [INFO ] Dead Transitions using invariants and state equation in 47543 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57489 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 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 33 ms :[(NOT p1)]
Finished random walk after 1287 steps, including 0 resets, run visited all 1 properties in 104 ms. (steps per millisecond=12 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 215 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p1)]
Product exploration timeout after 91930 steps with 0 reset in 10001 ms.
Product exploration timeout after 98310 steps with 0 reset in 10001 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 848 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:36:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:36:33] [INFO ] Invariant cache hit.
[2023-03-16 21:36:42] [INFO ] Implicit Places using invariants in 8880 ms returned []
Implicit Place search using SMT only with invariants took 8888 ms to find 0 implicit places.
[2023-03-16 21:36:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:36:42] [INFO ] Invariant cache hit.
[2023-03-16 21:37:12] [INFO ] Performed 91843/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:37:29] [INFO ] Dead Transitions using invariants and state equation in 47314 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57058 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-02 finished in 222749 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))||G(p1))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 496 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:37:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:37:36] [INFO ] Computed 19 place invariants in 392 ms
[2023-03-16 21:37:45] [INFO ] Implicit Places using invariants in 9510 ms returned []
Implicit Place search using SMT only with invariants took 9511 ms to find 0 implicit places.
[2023-03-16 21:37:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:37:45] [INFO ] Invariant cache hit.
[2023-03-16 21:38:15] [INFO ] Performed 92202/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:38:32] [INFO ] Dead Transitions using invariants and state equation in 47095 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57109 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(GT 2 s1348), p1:(LEQ s32 s390)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 53970 steps with 17990 reset in 10001 ms.
Product exploration timeout after 56730 steps with 18910 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 5 factoid took 112 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-03 finished in 78265 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p0)&&(p1||F(p2)))) U p3))'
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 430 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:38:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:38:54] [INFO ] Invariant cache hit.
[2023-03-16 21:39:03] [INFO ] Implicit Places using invariants in 9286 ms returned []
Implicit Place search using SMT only with invariants took 9292 ms to find 0 implicit places.
[2023-03-16 21:39:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:39:03] [INFO ] Invariant cache hit.
[2023-03-16 21:39:33] [INFO ] Performed 91014/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:39:51] [INFO ] Dead Transitions using invariants and state equation in 48032 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57757 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 209 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p3:(GT s1171 s714), p1:(LEQ 3 s959), p2:(LEQ 3 s732), p0:(LEQ s454 s174)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 9968 ms.
Product exploration explored 100000 steps with 0 reset in 9622 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 697 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 651 ms. (steps per millisecond=15 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 21:40:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:40:14] [INFO ] Invariant cache hit.
[2023-03-16 21:40:15] [INFO ] After 256ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:40:15] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 21:40:40] [INFO ] After 24811ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:40:41] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 21:40:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:40:41] [INFO ] After 26013ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1916 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1919 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 836 ms. (steps per millisecond=11 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 3335 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3335 steps, saw 2836 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 21:40:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:40:47] [INFO ] Computed 19 place invariants in 332 ms
[2023-03-16 21:40:48] [INFO ] After 258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:40:48] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 21:41:12] [INFO ] After 24159ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:41:13] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:41:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:41:13] [INFO ] After 25427ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1345 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1345 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1217 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:41:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:41:16] [INFO ] Invariant cache hit.
[2023-03-16 21:41:25] [INFO ] Implicit Places using invariants in 8909 ms returned []
Implicit Place search using SMT only with invariants took 8910 ms to find 0 implicit places.
[2023-03-16 21:41:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:41:25] [INFO ] Invariant cache hit.
[2023-03-16 21:41:55] [INFO ] Performed 88452/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:42:13] [INFO ] Dead Transitions using invariants and state equation in 48562 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58713 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p3) (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 693 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 179 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-16 21:42:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:42:16] [INFO ] Computed 19 place invariants in 398 ms
Could not prove EG (NOT p3)
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 415 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:42:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:42:31] [INFO ] Invariant cache hit.
[2023-03-16 21:42:40] [INFO ] Implicit Places using invariants in 8697 ms returned []
Implicit Place search using SMT only with invariants took 8702 ms to find 0 implicit places.
[2023-03-16 21:42:40] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:42:40] [INFO ] Invariant cache hit.
[2023-03-16 21:43:10] [INFO ] Performed 92852/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:43:27] [INFO ] Dead Transitions using invariants and state equation in 47540 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56672 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 596 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 832 ms. (steps per millisecond=12 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:43:30] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:43:30] [INFO ] Invariant cache hit.
[2023-03-16 21:43:30] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 21:43:31] [INFO ] After 246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:43:31] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 21:43:52] [INFO ] After 21377ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:43:53] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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 21:43:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:43:56] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1782 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1785 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 958 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3019 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3019 steps, saw 2568 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:44:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:44:02] [INFO ] Computed 19 place invariants in 259 ms
[2023-03-16 21:44:02] [INFO ] [Real]Absence check using 19 positive place invariants in 19 ms returned sat
[2023-03-16 21:44:02] [INFO ] After 295ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:44:03] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 21:44:24] [INFO ] After 21362ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:44:25] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:44:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:44:27] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 915 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 916 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 921 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:44:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:44:29] [INFO ] Invariant cache hit.
[2023-03-16 21:44:38] [INFO ] Implicit Places using invariants in 8358 ms returned []
Implicit Place search using SMT only with invariants took 8360 ms to find 0 implicit places.
[2023-03-16 21:44:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:44:38] [INFO ] Invariant cache hit.
[2023-03-16 21:45:08] [INFO ] Performed 89171/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:45:26] [INFO ] Dead Transitions using invariants and state equation in 48561 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57857 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2))), (F p3), (F (NOT p0)), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3))))]
Knowledge based reduction with 14 factoid took 718 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 167 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 166 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-16 21:45:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:45:28] [INFO ] Computed 19 place invariants in 274 ms
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 173 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 9126 ms.
Product exploration explored 100000 steps with 2 reset in 9238 ms.
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 419 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:46:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:46:02] [INFO ] Invariant cache hit.
[2023-03-16 21:46:11] [INFO ] Implicit Places using invariants in 8263 ms returned []
Implicit Place search using SMT only with invariants took 8269 ms to find 0 implicit places.
[2023-03-16 21:46:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:46:11] [INFO ] Invariant cache hit.
[2023-03-16 21:46:41] [INFO ] Performed 90101/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:46:59] [INFO ] Dead Transitions using invariants and state equation in 48600 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57301 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-06 finished in 491247 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(p1 U (p2||G(p1))))))'
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 538 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:47:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:47:05] [INFO ] Invariant cache hit.
[2023-03-16 21:47:14] [INFO ] Implicit Places using invariants in 8604 ms returned []
Implicit Place search using SMT only with invariants took 8612 ms to find 0 implicit places.
[2023-03-16 21:47:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:47:14] [INFO ] Invariant cache hit.
[2023-03-16 21:47:44] [INFO ] Performed 91020/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:48:02] [INFO ] Dead Transitions using invariants and state equation in 48341 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57497 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=1, aps=[p2:(AND (LEQ s867 s1005) (GT 2 s333)), p1:(GT 2 s333), p0:(GT s1028 s316)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 55670 steps with 27835 reset in 10001 ms.
Product exploration timeout after 53600 steps with 26800 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), true, (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p2) p1)))
Knowledge based reduction with 13 factoid took 238 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-08 finished in 78622 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 897 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 21:48:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:48:25] [INFO ] Computed 19 place invariants in 395 ms
[2023-03-16 21:48:34] [INFO ] Implicit Places using invariants in 9580 ms returned []
Implicit Place search using SMT only with invariants took 9583 ms to find 0 implicit places.
[2023-03-16 21:48:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:48:34] [INFO ] Invariant cache hit.
[2023-03-16 21:49:04] [INFO ] Performed 89166/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:49:22] [INFO ] Dead Transitions using invariants and state equation in 47994 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58477 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 50 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(GT s1020 s1067), p1:(GT 3 s555)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration timeout after 77670 steps with 0 reset in 10001 ms.
Product exploration timeout after 73850 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 311 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 3011 steps, including 0 resets, run visited all 4 properties in 341 ms. (steps per millisecond=8 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 p1)), (F (AND p0 (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 430 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 960 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:49:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:49:46] [INFO ] Invariant cache hit.
[2023-03-16 21:49:54] [INFO ] Implicit Places using invariants in 9017 ms returned []
Implicit Place search using SMT only with invariants took 9018 ms to find 0 implicit places.
[2023-03-16 21:49:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:49:55] [INFO ] Invariant cache hit.
[2023-03-16 21:50:25] [INFO ] Performed 89881/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:50:43] [INFO ] Dead Transitions using invariants and state equation in 48296 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58282 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 318 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 8650 steps, including 2 resets, run visited all 4 properties in 723 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 p1)), (F (AND p0 (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 379 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 28 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 54 ms :[(AND (NOT p0) (NOT p1))]
Product exploration timeout after 99060 steps with 0 reset in 10001 ms.
Product exploration timeout after 98300 steps with 0 reset in 10001 ms.
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 825 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:51:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:51:07] [INFO ] Invariant cache hit.
[2023-03-16 21:51:15] [INFO ] Implicit Places using invariants in 8569 ms returned []
Implicit Place search using SMT only with invariants took 8570 ms to find 0 implicit places.
[2023-03-16 21:51:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:51:15] [INFO ] Invariant cache hit.
[2023-03-16 21:51:46] [INFO ] Performed 89439/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:52:04] [INFO ] Dead Transitions using invariants and state equation in 48504 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57904 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-09 finished in 226210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G((p1||X(F(!p0)))))))'
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 430 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:52:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:52:10] [INFO ] Computed 19 place invariants in 385 ms
[2023-03-16 21:52:20] [INFO ] Implicit Places using invariants in 9694 ms returned []
Implicit Place search using SMT only with invariants took 9699 ms to find 0 implicit places.
[2023-03-16 21:52:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:52:20] [INFO ] Invariant cache hit.
[2023-03-16 21:52:50] [INFO ] Performed 90046/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:53:08] [INFO ] Dead Transitions using invariants and state equation in 48713 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58849 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), p0]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s648), p1:(LEQ 3 s820)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 90350 steps with 0 reset in 10001 ms.
Product exploration timeout after 86510 steps with 2 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 257 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 728 ms. (steps per millisecond=13 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3111 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3111 steps, saw 2644 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:53:34] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:53:34] [INFO ] Invariant cache hit.
[2023-03-16 21:53:35] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 21:53:56] [INFO ] After 21457ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 21:53:57] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 21:53:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:53:59] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2078 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2083 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1046 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2594 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2594 steps, saw 2207 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:54:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:54:06] [INFO ] Computed 19 place invariants in 344 ms
[2023-03-16 21:54:07] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 21:54:28] [INFO ] After 21297ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 21:54:29] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 21:54:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:54:31] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1186 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1188 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1042 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:54:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:54:34] [INFO ] Invariant cache hit.
[2023-03-16 21:54:43] [INFO ] Implicit Places using invariants in 9449 ms returned []
Implicit Place search using SMT only with invariants took 9450 ms to find 0 implicit places.
[2023-03-16 21:54:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:54:43] [INFO ] Invariant cache hit.
[2023-03-16 21:55:13] [INFO ] Performed 89605/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:55:32] [INFO ] Dead Transitions using invariants and state equation in 48603 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59109 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 277 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-16 21:55:33] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:55:34] [INFO ] Computed 19 place invariants in 278 ms
Could not prove EG true
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 581 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:55:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:55:50] [INFO ] Invariant cache hit.
[2023-03-16 21:55:59] [INFO ] Implicit Places using invariants in 9241 ms returned []
Implicit Place search using SMT only with invariants took 9242 ms to find 0 implicit places.
[2023-03-16 21:55:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:55:59] [INFO ] Invariant cache hit.
[2023-03-16 21:56:29] [INFO ] Performed 92586/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:56:45] [INFO ] Dead Transitions using invariants and state equation in 46563 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56392 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 271 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 936 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2828 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2828 steps, saw 2402 distinct states, run finished after 3007 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:56:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:56:51] [INFO ] Invariant cache hit.
[2023-03-16 21:56:52] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 21:57:13] [INFO ] After 21416ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 21:57:14] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 21:57:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:57:16] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2282 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2288 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 951 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3047 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3047 steps, saw 2593 distinct states, run finished after 3008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 21:57:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:57:24] [INFO ] Computed 19 place invariants in 345 ms
[2023-03-16 21:57:24] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:57:45] [INFO ] After 21528ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 21:57:46] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java: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 21:57:49] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:57:49] [INFO ] After 25039ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1196 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1196 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1114 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:57:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:57:51] [INFO ] Invariant cache hit.
[2023-03-16 21:58:00] [INFO ] Implicit Places using invariants in 9358 ms returned []
Implicit Place search using SMT only with invariants took 9359 ms to find 0 implicit places.
[2023-03-16 21:58:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:58:00] [INFO ] Invariant cache hit.
[2023-03-16 21:58:31] [INFO ] Performed 90102/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:58:48] [INFO ] Dead Transitions using invariants and state equation in 48165 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58654 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 270 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 158 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-16 21:58:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:58:51] [INFO ] Computed 19 place invariants in 283 ms
Could not prove EG true
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Product exploration timeout after 84020 steps with 4 reset in 10001 ms.
Product exploration timeout after 88690 steps with 3 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 167 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 1096 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:59:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:59:27] [INFO ] Invariant cache hit.
[2023-03-16 21:59:57] [INFO ] Performed 93397/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:00:15] [INFO ] Dead Transitions using invariants and state equation in 47286 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 48391 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 609 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 22:00:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 22:00:15] [INFO ] Invariant cache hit.
[2023-03-16 22:00:24] [INFO ] Implicit Places using invariants in 8681 ms returned []
Implicit Place search using SMT only with invariants took 8687 ms to find 0 implicit places.
[2023-03-16 22:00:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 22:00:24] [INFO ] Invariant cache hit.
[2023-03-16 22:00:54] [INFO ] Performed 88799/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:01:13] [INFO ] Dead Transitions using invariants and state equation in 49344 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58647 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-12 finished in 550361 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(!p0)&&F(p1)) U p2)))'
Support contains 7 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1251 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 22:01:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 22:01:21] [INFO ] Computed 19 place invariants in 319 ms
[2023-03-16 22:01:30] [INFO ] Implicit Places using invariants in 9065 ms returned []
Implicit Place search using SMT only with invariants took 9067 ms to find 0 implicit places.
[2023-03-16 22:01:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:01:30] [INFO ] Invariant cache hit.
[2023-03-16 22:02:00] [INFO ] Performed 89114/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:02:19] [INFO ] Dead Transitions using invariants and state equation in 48674 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58997 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 185 ms :[(NOT p2), p0, (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) p0), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(OR (LEQ 1 s824) (LEQ s522 s746)), p0:(AND (LEQ s1288 s804) (LEQ s1208 s452)), p1:(GT s522 s746)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration timeout after 86940 steps with 41 reset in 10001 ms.
Product exploration timeout after 97430 steps with 44 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p2), (X p0), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p2) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 520 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 4 states, 9 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p2), p0, (NOT p1), (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 635 ms. (steps per millisecond=15 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 22:02:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:02:42] [INFO ] Invariant cache hit.
[2023-03-16 22:02:42] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p0 (NOT p1)), (X (NOT p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X p2), (X p0), (X (NOT (AND (NOT p2) p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p2) p0)))), (G (NOT (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p1), (F (NOT p0)), (F (AND p0 (NOT p2))), (F (NOT p2))]
Knowledge based reduction with 12 factoid took 617 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 119 ms :[(NOT p2), p0, (NOT p2)]
Support contains 7 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 923 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:02:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:02:44] [INFO ] Invariant cache hit.
[2023-03-16 22:02:53] [INFO ] Implicit Places using invariants in 9001 ms returned []
Implicit Place search using SMT only with invariants took 9002 ms to find 0 implicit places.
[2023-03-16 22:02:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:02:53] [INFO ] Invariant cache hit.
[2023-03-16 22:03:23] [INFO ] Performed 90132/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:03:40] [INFO ] Dead Transitions using invariants and state equation in 47209 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57141 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p2), (X (NOT (AND p0 (NOT p2)))), (X p2), (X p0), (X (X (NOT (AND p0 (NOT p2))))), (X (X p2)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 333 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 126 ms :[(NOT p2), p0, (NOT p2)]
Finished random walk after 1827 steps, including 0 resets, run visited all 3 properties in 87 ms. (steps per millisecond=21 )
Knowledge obtained : [(AND p0 p2), (X (NOT (AND p0 (NOT p2)))), (X p2), (X p0), (X (X (NOT (AND p0 (NOT p2))))), (X (X p2)), (X (X p0))]
False Knowledge obtained : [(F (AND (NOT p2) p0)), (F (NOT p0)), (F (NOT p2))]
Knowledge based reduction with 7 factoid took 347 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 142 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), p0, (NOT p2)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p2), p0, (NOT p2)]
Product exploration explored 100000 steps with 43 reset in 9801 ms.
Product exploration explored 100000 steps with 39 reset in 8821 ms.
Support contains 7 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 860 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:04:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:04:02] [INFO ] Invariant cache hit.
[2023-03-16 22:04:11] [INFO ] Implicit Places using invariants in 8630 ms returned []
Implicit Place search using SMT only with invariants took 8632 ms to find 0 implicit places.
[2023-03-16 22:04:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:04:11] [INFO ] Invariant cache hit.
[2023-03-16 22:04:41] [INFO ] Performed 95632/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:04:57] [INFO ] Dead Transitions using invariants and state equation in 46520 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56026 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-14 finished in 223125 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F((p1||G((p2||F(p3))))))))'
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 501 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 22:05:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 22:05:04] [INFO ] Computed 19 place invariants in 523 ms
[2023-03-16 22:05:13] [INFO ] Implicit Places using invariants in 9846 ms returned []
Implicit Place search using SMT only with invariants took 9852 ms to find 0 implicit places.
[2023-03-16 22:05:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 22:05:13] [INFO ] Invariant cache hit.
[2023-03-16 22:05:44] [INFO ] Performed 86220/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:06:03] [INFO ] Dead Transitions using invariants and state equation in 49942 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60300 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2) (NOT p3)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) p2 (NOT p3)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p3)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GT s631 s819), p1:(GT 1 s47), p2:(GT 3 s782), p3:(GT 1 s13)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 53330 steps with 26665 reset in 10002 ms.
Product exploration timeout after 57160 steps with 28580 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)))), (X (X p1)), (X (X (NOT (AND (NOT p1) p2 (NOT p3))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 10 factoid took 199 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-7-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-7-LTLCardinality-15 finished in 81462 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F(G(p1))))))'
Found a Shortening insensitive property : RERS17pb115-PT-7-LTLCardinality-02
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 911 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 22:06:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 22:06:26] [INFO ] Computed 19 place invariants in 376 ms
[2023-03-16 22:06:35] [INFO ] Implicit Places using invariants in 9479 ms returned []
Implicit Place search using SMT only with invariants took 9482 ms to find 0 implicit places.
[2023-03-16 22:06:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:06:35] [INFO ] Invariant cache hit.
[2023-03-16 22:07:05] [INFO ] Performed 91211/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:07:23] [INFO ] Dead Transitions using invariants and state equation in 47316 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 57715 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s330 s68), p1:(LEQ s997 s480)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 69890 steps with 0 reset in 10001 ms.
Product exploration timeout after 71720 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 227 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p1)]
Finished random walk after 4866 steps, including 1 resets, run visited all 1 properties in 337 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 190 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 51 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Support contains 2 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 955 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:07:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:07:46] [INFO ] Invariant cache hit.
[2023-03-16 22:07:55] [INFO ] Implicit Places using invariants in 8953 ms returned []
Implicit Place search using SMT only with invariants took 8953 ms to find 0 implicit places.
[2023-03-16 22:07:55] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:07:55] [INFO ] Invariant cache hit.
[2023-03-16 22:08:25] [INFO ] Performed 90722/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:08:44] [INFO ] Dead Transitions using invariants and state equation in 48751 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58664 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 133 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 36 ms :[(NOT p1)]
Finished random walk after 2185 steps, including 0 resets, run visited all 1 properties in 156 ms. (steps per millisecond=14 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 144 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 p1)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p1)]
Product exploration timeout after 87960 steps with 0 reset in 10001 ms.
Product exploration timeout after 86760 steps with 0 reset in 10002 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 900 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:09:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:09:07] [INFO ] Invariant cache hit.
[2023-03-16 22:09:15] [INFO ] Implicit Places using invariants in 8940 ms returned []
Implicit Place search using SMT only with invariants took 8947 ms to find 0 implicit places.
[2023-03-16 22:09:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:09:16] [INFO ] Invariant cache hit.
[2023-03-16 22:09:46] [INFO ] Performed 87259/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:10:05] [INFO ] Dead Transitions using invariants and state equation in 49612 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59464 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-02 finished in 226628 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p0)&&(p1||F(p2)))) U p3))'
Found a Shortening insensitive property : RERS17pb115-PT-7-LTLCardinality-06
Stuttering acceptance computed with spot in 171 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Support contains 6 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1110 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 22:10:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:10:13] [INFO ] Invariant cache hit.
[2023-03-16 22:10:22] [INFO ] Implicit Places using invariants in 9033 ms returned []
Implicit Place search using SMT only with invariants took 9037 ms to find 0 implicit places.
[2023-03-16 22:10:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:10:22] [INFO ] Invariant cache hit.
[2023-03-16 22:10:52] [INFO ] Performed 90315/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:11:10] [INFO ] Dead Transitions using invariants and state equation in 48288 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 58454 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p3:(GT s1171 s714), p1:(LEQ 3 s959), p2:(LEQ 3 s732), p0:(LEQ s454 s174)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 95260 steps with 2 reset in 10002 ms.
Product exploration timeout after 97870 steps with 2 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 677 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1106 ms. (steps per millisecond=9 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:11:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:11:34] [INFO ] Invariant cache hit.
[2023-03-16 22:11:34] [INFO ] After 255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:11:34] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 22:11:57] [INFO ] After 23325ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:11:59] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:11:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:11:59] [INFO ] After 25021ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1203 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1207 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1205 ms. (steps per millisecond=8 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 2667 steps, run timeout after 3007 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2667 steps, saw 2270 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:12:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:12:05] [INFO ] Invariant cache hit.
[2023-03-16 22:12:05] [INFO ] After 272ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:12:06] [INFO ] [Nat]Absence check using 19 positive place invariants in 51 ms returned sat
[2023-03-16 22:12:30] [INFO ] After 23994ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:12:31] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:12:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:12:31] [INFO ] After 25179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1103 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1103 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1239 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:12:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:12:33] [INFO ] Invariant cache hit.
[2023-03-16 22:12:43] [INFO ] Implicit Places using invariants in 9591 ms returned []
Implicit Place search using SMT only with invariants took 9608 ms to find 0 implicit places.
[2023-03-16 22:12:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:12:43] [INFO ] Invariant cache hit.
[2023-03-16 22:13:13] [INFO ] Performed 90421/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:13:30] [INFO ] Dead Transitions using invariants and state equation in 47500 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58365 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X (AND (NOT p1) (NOT p2))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p3) (NOT p1) (NOT p2))))]
Knowledge based reduction with 14 factoid took 609 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 183 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-16 22:13:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:13:32] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 437 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:13:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:13:48] [INFO ] Invariant cache hit.
[2023-03-16 22:13:57] [INFO ] Implicit Places using invariants in 9090 ms returned []
Implicit Place search using SMT only with invariants took 9091 ms to find 0 implicit places.
[2023-03-16 22:13:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:13:57] [INFO ] Invariant cache hit.
[2023-03-16 22:14:27] [INFO ] Performed 91840/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:14:43] [INFO ] Dead Transitions using invariants and state equation in 46894 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56427 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 610 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1139 ms. (steps per millisecond=8 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:14:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:14:47] [INFO ] Invariant cache hit.
[2023-03-16 22:14:47] [INFO ] After 258ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:14:48] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 22:15:13] [INFO ] After 24979ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:15:13] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:15:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:15:13] [INFO ] After 26017ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1001 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1005 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 933 ms. (steps per millisecond=10 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 2929 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2929 steps, saw 2494 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 22:15:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:15:19] [INFO ] Invariant cache hit.
[2023-03-16 22:15:19] [INFO ] After 254ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 22:15:20] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 22:15:45] [INFO ] After 24771ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 22:15:45] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:15:45] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:15:45] [INFO ] After 25918ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1169 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1171 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1076 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:15:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:15:48] [INFO ] Invariant cache hit.
[2023-03-16 22:15:57] [INFO ] Implicit Places using invariants in 9805 ms returned []
Implicit Place search using SMT only with invariants took 9806 ms to find 0 implicit places.
[2023-03-16 22:15:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:15:57] [INFO ] Invariant cache hit.
[2023-03-16 22:16:28] [INFO ] Performed 90829/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:16:46] [INFO ] Dead Transitions using invariants and state equation in 48332 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59239 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p3) (NOT p1) (NOT p2) p0), (X p0), (X (NOT p3)), (X (AND (NOT p3) (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3))))]
Knowledge based reduction with 14 factoid took 683 ms. Reduced automaton from 4 states, 9 edges and 4 AP (stutter sensitive) to 4 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 165 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
[2023-03-16 22:16:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:16:48] [INFO ] Invariant cache hit.
Could not prove EG (NOT p3)
Stuttering acceptance computed with spot in 189 ms :[(NOT p3), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration timeout after 92410 steps with 1 reset in 10001 ms.
Product exploration timeout after 95540 steps with 0 reset in 10001 ms.
Support contains 6 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 414 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:17:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:17:23] [INFO ] Invariant cache hit.
[2023-03-16 22:17:32] [INFO ] Implicit Places using invariants in 8908 ms returned []
Implicit Place search using SMT only with invariants took 8910 ms to find 0 implicit places.
[2023-03-16 22:17:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:17:32] [INFO ] Invariant cache hit.
[2023-03-16 22:18:02] [INFO ] Performed 91633/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:18:20] [INFO ] Dead Transitions using invariants and state equation in 47767 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57095 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-06 finished in 495405 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G((p1||X(F(!p0)))))))'
Found a Lengthening insensitive property : RERS17pb115-PT-7-LTLCardinality-12
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1198 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 22:18:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:18:28] [INFO ] Invariant cache hit.
[2023-03-16 22:18:37] [INFO ] Implicit Places using invariants in 8997 ms returned []
Implicit Place search using SMT only with invariants took 8998 ms to find 0 implicit places.
[2023-03-16 22:18:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:18:37] [INFO ] Invariant cache hit.
[2023-03-16 22:19:07] [INFO ] Performed 88247/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:19:26] [INFO ] Dead Transitions using invariants and state equation in 49373 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 59580 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Running random walk in product with property : RERS17pb115-PT-7-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s648), p1:(LEQ 3 s820)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2 reset in 9421 ms.
Product exploration explored 100000 steps with 0 reset in 8897 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 288 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 908 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3037 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3037 steps, saw 2584 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:19:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:19:50] [INFO ] Invariant cache hit.
[2023-03-16 22:19:51] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 22:20:12] [INFO ] After 21108ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 22:20:12] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:20:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:20:15] [INFO ] After 25034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 965 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 969 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 567 ms. (steps per millisecond=17 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3607 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3607 steps, saw 3067 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:20:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:20:21] [INFO ] Invariant cache hit.
[2023-03-16 22:20:21] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2023-03-16 22:20:43] [INFO ] After 22229ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 22:20:44] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:20:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:20:46] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 968 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 968 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1122 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:20:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:20:48] [INFO ] Invariant cache hit.
[2023-03-16 22:20:57] [INFO ] Implicit Places using invariants in 9106 ms returned []
Implicit Place search using SMT only with invariants took 9106 ms to find 0 implicit places.
[2023-03-16 22:20:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:20:57] [INFO ] Invariant cache hit.
[2023-03-16 22:21:27] [INFO ] Performed 89490/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:21:46] [INFO ] Dead Transitions using invariants and state equation in 49460 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59702 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 288 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 152 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-16 22:21:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:21:48] [INFO ] Invariant cache hit.
Could not prove EG true
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 525 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:22:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:22:04] [INFO ] Invariant cache hit.
[2023-03-16 22:22:13] [INFO ] Implicit Places using invariants in 9063 ms returned []
Implicit Place search using SMT only with invariants took 9065 ms to find 0 implicit places.
[2023-03-16 22:22:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:22:13] [INFO ] Invariant cache hit.
[2023-03-16 22:22:43] [INFO ] Performed 91908/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:23:01] [INFO ] Dead Transitions using invariants and state equation in 47956 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57563 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 286 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 510 ms. (steps per millisecond=19 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3594 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3594 steps, saw 3056 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:23:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:23:06] [INFO ] Invariant cache hit.
[2023-03-16 22:23:06] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 22:23:28] [INFO ] After 22022ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 22:23:29] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:23:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:23:31] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1067 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1072 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1499 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2545 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2545 steps, saw 2167 distinct states, run finished after 3001 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 22:23:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:23:37] [INFO ] Invariant cache hit.
[2023-03-16 22:23:37] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 22:23:59] [INFO ] After 22057ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 22:24:01] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 22:24:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 22:24:02] [INFO ] After 25024ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1196 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1197 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1102 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:24:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:24:05] [INFO ] Invariant cache hit.
[2023-03-16 22:24:14] [INFO ] Implicit Places using invariants in 9095 ms returned []
Implicit Place search using SMT only with invariants took 9102 ms to find 0 implicit places.
[2023-03-16 22:24:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:24:14] [INFO ] Invariant cache hit.
[2023-03-16 22:24:44] [INFO ] Performed 93064/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:25:00] [INFO ] Dead Transitions using invariants and state equation in 46271 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56490 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 292 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
[2023-03-16 22:25:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:25:02] [INFO ] Invariant cache hit.
Could not prove EG true
Stuttering acceptance computed with spot in 146 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Product exploration timeout after 85620 steps with 2 reset in 10001 ms.
Product exploration timeout after 96720 steps with 1 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 131 ms :[true, (NOT p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 878 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:25:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:25:38] [INFO ] Invariant cache hit.
[2023-03-16 22:26:08] [INFO ] Performed 87602/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:26:27] [INFO ] Dead Transitions using invariants and state equation in 48509 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49402 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 474 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 22:26:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:26:27] [INFO ] Invariant cache hit.
[2023-03-16 22:26:37] [INFO ] Implicit Places using invariants in 9192 ms returned []
Implicit Place search using SMT only with invariants took 9196 ms to find 0 implicit places.
[2023-03-16 22:26:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 22:26:37] [INFO ] Invariant cache hit.
[2023-03-16 22:27:07] [INFO ] Performed 94331/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 22:27:24] [INFO ] Dead Transitions using invariants and state equation in 47711 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57402 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-7-LTLCardinality-12 finished in 543777 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((F(!p0)&&F(p1)) U p2)))'
[2023-03-16 22:27:35] [INFO ] Flatten gal took : 3854 ms
[2023-03-16 22:27:35] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-16 22:27:35] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1381 places, 144369 transitions and 577396 arcs took 366 ms.
Total runtime 3516837 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS17pb115-PT-7
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/376
LTLCardinality
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14175644 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15900704 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/376/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/376/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/376/LTLCardinality.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:535
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: rewrite Frontend/Parser/formula_rewrite.k:544
lola: Rule S: 0 transitions removed,0 places removed
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
RERS17pb115-PT-7-LTLCardinality-02: LTL 0 0 0 0 0 0 0 0
RERS17pb115-PT-7-LTLCardinality-06: LTL 0 0 0 0 0 0 0 0
RERS17pb115-PT-7-LTLCardinality-09: LTL 0 0 0 0 0 0 0 0
RERS17pb115-PT-7-LTLCardinality-12: CONJ 0 0 0 0 0 0 0 0
RERS17pb115-PT-7-LTLCardinality-14: CONJ 0 0 0 0 0 0 0 0

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Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb115-PT-7"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is RERS17pb115-PT-7, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r327-tall-167889199300195"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-7.tgz
mv RERS17pb115-PT-7 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;