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-167889199300171.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-4, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300171
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.4K Feb 25 13:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 13:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K Feb 25 13:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 25 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 25 14:01 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-4-LTLCardinality-00
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-01
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-02
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-03
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-04
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-05
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-06
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-07
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-08
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-09
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-10
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-11
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-12
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-13
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-14
FORMULA_NAME RERS17pb115-PT-4-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678991725430

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-4
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 18:35:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 18:35:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 18:35:29] [INFO ] Load time of PNML (sax parser for PT used): 1915 ms
[2023-03-16 18:35:29] [INFO ] Transformed 1399 places.
[2023-03-16 18:35:29] [INFO ] Transformed 144369 transitions.
[2023-03-16 18:35:29] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2442 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RERS17pb115-PT-4-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-4-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-4-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 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 841 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:35:31] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:35:32] [INFO ] Computed 19 place invariants in 449 ms
[2023-03-16 18:35:40] [INFO ] Implicit Places using invariants in 9283 ms returned []
Implicit Place search using SMT only with invariants took 9319 ms to find 0 implicit places.
[2023-03-16 18:35:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:35:41] [INFO ] Invariant cache hit.
[2023-03-16 18:36:11] [INFO ] Performed 90994/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:36:28] [INFO ] Dead Transitions using invariants and state equation in 47685 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 57876 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 41 out of 1381 places after structural reductions.
[2023-03-16 18:36:33] [INFO ] Flatten gal took : 3761 ms
[2023-03-16 18:36:37] [INFO ] Flatten gal took : 3852 ms
[2023-03-16 18:36:44] [INFO ] Input system was already deterministic with 144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1506 ms. (steps per millisecond=6 ) properties (out of 27) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
[2023-03-16 18:36:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:36:48] [INFO ] Invariant cache hit.
[2023-03-16 18:36:49] [INFO ] After 501ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-16 18:36:49] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:37:14] [INFO ] After 24233ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-16 18:37:15] [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 18:37:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:37:15] [INFO ] After 26286ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:14
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 18 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2580 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 2585 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1273 ms. (steps per millisecond=7 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 14) seen :0
Interrupted probabilistic random walk after 6185 steps, run timeout after 6007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6185 steps, saw 5312 distinct states, run finished after 6008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 14 properties.
[2023-03-16 18:37:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:37:28] [INFO ] Computed 19 place invariants in 361 ms
[2023-03-16 18:37:28] [INFO ] After 468ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-16 18:37:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 18:37:53] [INFO ] After 24328ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-16 18:37:54] [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 18:37:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:37:54] [INFO ] After 26365ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:14
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 18 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 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 1024 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:37:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:37:57] [INFO ] Invariant cache hit.
[2023-03-16 18:38:05] [INFO ] Implicit Places using invariants in 8429 ms returned []
Implicit Place search using SMT only with invariants took 8445 ms to find 0 implicit places.
[2023-03-16 18:38:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:38:05] [INFO ] Invariant cache hit.
[2023-03-16 18:38:35] [INFO ] Performed 88950/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:38:54] [INFO ] Dead Transitions using invariants and state equation in 48951 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58437 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&F(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 462 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:38:56] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:38:56] [INFO ] Computed 19 place invariants in 311 ms
[2023-03-16 18:39:04] [INFO ] Implicit Places using invariants in 8897 ms returned []
Implicit Place search using SMT only with invariants took 8914 ms to find 0 implicit places.
[2023-03-16 18:39:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:39:04] [INFO ] Invariant cache hit.
[2023-03-16 18:39:35] [INFO ] Performed 90194/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:39:52] [INFO ] Dead Transitions using invariants and state equation in 47149 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56532 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 313 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 1 s194), p1:(AND (LEQ s717 s113) (LEQ 1 s194))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 18 ms.
FORMULA RERS17pb115-PT-4-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-4-LTLCardinality-00 finished in 57345 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((X(p0)&&(p1||X(p2)))))))'
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 510 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:39:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:39:53] [INFO ] Invariant cache hit.
[2023-03-16 18:40:02] [INFO ] Implicit Places using invariants in 9501 ms returned []
Implicit Place search using SMT only with invariants took 9507 ms to find 0 implicit places.
[2023-03-16 18:40:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:40:02] [INFO ] Invariant cache hit.
[2023-03-16 18:40:33] [INFO ] Performed 88797/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:40:51] [INFO ] Dead Transitions using invariants and state equation in 48505 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58527 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 224 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p1) (NOT p2))), acceptance={0} source=0 dest: 0}, { cond=(OR (AND p1 (NOT p0)) (AND p1 (NOT p2))), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p1:(GT 3 s529), p0:(GT s1099 s308), p2:(GT s9 s1113)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 80770 steps with 13 reset in 10001 ms.
Product exploration timeout after 89260 steps with 11 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 p1 (NOT p0) (NOT p2)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 161 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1040 ms. (steps per millisecond=9 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3272 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3272 steps, saw 2772 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 18:41:17] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:41:17] [INFO ] Invariant cache hit.
[2023-03-16 18:41:17] [INFO ] After 240ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 18:41:18] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:41:41] [INFO ] After 23562ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 18:41:42] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 18:41:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:41:43] [INFO ] After 25021ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 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 2098 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 2102 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1089 ms. (steps per millisecond=9 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:41:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:41:47] [INFO ] Computed 19 place invariants in 354 ms
[2023-03-16 18:41:47] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:41:47] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:42:08] [INFO ] After 21104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:42:09] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:42:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:42:12] [INFO ] After 25021ms 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 5 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 969 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 862 ms. (steps per millisecond=11 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3601 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3601 steps, saw 3062 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:42:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:42:17] [INFO ] Invariant cache hit.
[2023-03-16 18:42:18] [INFO ] After 205ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:42:18] [INFO ] [Nat]Absence check using 19 positive place invariants in 20 ms returned sat
[2023-03-16 18:42:41] [INFO ] After 22681ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:42:41] [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 18:42:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:42:43] [INFO ] After 25021ms 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 5 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 1132 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 1134 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 948 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:42:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:42:45] [INFO ] Invariant cache hit.
[2023-03-16 18:42:54] [INFO ] Implicit Places using invariants in 9089 ms returned []
Implicit Place search using SMT only with invariants took 9094 ms to find 0 implicit places.
[2023-03-16 18:42:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:42:54] [INFO ] Invariant cache hit.
[2023-03-16 18:43:24] [INFO ] Performed 91670/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:43:40] [INFO ] Dead Transitions using invariants and state equation in 46504 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56564 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (X p1))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 195 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 233 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:43:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:43:42] [INFO ] Computed 19 place invariants in 357 ms
Could not prove EG (NOT p0)
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 581 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:43:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:43:58] [INFO ] Invariant cache hit.
[2023-03-16 18:44:07] [INFO ] Implicit Places using invariants in 8850 ms returned []
Implicit Place search using SMT only with invariants took 8852 ms to find 0 implicit places.
[2023-03-16 18:44:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:44:07] [INFO ] Invariant cache hit.
[2023-03-16 18:44:37] [INFO ] Performed 93307/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:44:53] [INFO ] Dead Transitions using invariants and state equation in 46656 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56096 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) p1 (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1114 ms. (steps per millisecond=8 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 3) 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 3) 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 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:44:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:44:57] [INFO ] Invariant cache hit.
[2023-03-16 18:44:57] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:44:57] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:45:20] [INFO ] After 22590ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:45:20] [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 18:45:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:45:22] [INFO ] After 25034ms 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 5 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 1913 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 1917 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1025 ms. (steps per millisecond=9 ) properties (out of 3) 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 3) 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 3) 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 3) seen :0
Interrupted probabilistic random walk after 2851 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2851 steps, saw 2414 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 18:45:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:45:29] [INFO ] Computed 19 place invariants in 360 ms
[2023-03-16 18:45:29] [INFO ] After 196ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 18:45:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:45:51] [INFO ] After 22174ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 18:45:52] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 18:45:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:45:54] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 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 992 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 992 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 1014 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:45:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:45:56] [INFO ] Invariant cache hit.
[2023-03-16 18:46:05] [INFO ] Implicit Places using invariants in 9030 ms returned []
Implicit Place search using SMT only with invariants took 9031 ms to find 0 implicit places.
[2023-03-16 18:46:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:46:05] [INFO ] Invariant cache hit.
[2023-03-16 18:46:35] [INFO ] Performed 94633/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:46:52] [INFO ] Dead Transitions using invariants and state equation in 46491 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56563 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), true]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 2 factoid took 127 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 269 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-16 18:46:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:46:53] [INFO ] Computed 19 place invariants in 272 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 12 reset in 9114 ms.
Product exploration explored 100000 steps with 7 reset in 8613 ms.
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 432 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:47:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:47:27] [INFO ] Invariant cache hit.
[2023-03-16 18:47:35] [INFO ] Implicit Places using invariants in 8400 ms returned []
Implicit Place search using SMT only with invariants took 8404 ms to find 0 implicit places.
[2023-03-16 18:47:35] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:47:35] [INFO ] Invariant cache hit.
[2023-03-16 18:48:05] [INFO ] Performed 93328/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:48:22] [INFO ] Dead Transitions using invariants and state equation in 46433 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55274 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-01 finished in 516046 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(G(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 567 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:48:29] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:48:29] [INFO ] Invariant cache hit.
[2023-03-16 18:48:38] [INFO ] Implicit Places using invariants in 9105 ms returned []
Implicit Place search using SMT only with invariants took 9106 ms to find 0 implicit places.
[2023-03-16 18:48:38] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:48:38] [INFO ] Invariant cache hit.
[2023-03-16 18:49:08] [INFO ] Performed 89793/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:49:26] [INFO ] Dead Transitions using invariants and state equation in 48291 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57972 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 129 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p1:(LEQ s800 s1379), p0:(LEQ 3 s913)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 88430 steps with 0 reset in 10001 ms.
Product exploration timeout after 94220 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 p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1254 ms. (steps per millisecond=7 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:49:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:49:50] [INFO ] Invariant cache hit.
[2023-03-16 18:49:50] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:49:50] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 18:50:10] [INFO ] After 20400ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:50:11] [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 18:50:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:50:15] [INFO ] After 25025ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1934 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 1937 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 804 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3021 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3021 steps, saw 2555 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 18:50:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:50:21] [INFO ] Computed 19 place invariants in 379 ms
[2023-03-16 18:50:22] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 18:50:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:50:42] [INFO ] After 20300ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 18:50:43] [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 18:50:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:50:47] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 949 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 949 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 1109 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:50:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:50:49] [INFO ] Invariant cache hit.
[2023-03-16 18:50:58] [INFO ] Implicit Places using invariants in 8947 ms returned []
Implicit Place search using SMT only with invariants took 8951 ms to find 0 implicit places.
[2023-03-16 18:50:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:50:58] [INFO ] Invariant cache hit.
[2023-03-16 18:51:28] [INFO ] Performed 88967/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:51:46] [INFO ] Dead Transitions using invariants and state equation in 48899 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58973 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 170 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
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 406 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:51:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:51:48] [INFO ] Computed 19 place invariants in 215 ms
[2023-03-16 18:51:57] [INFO ] Implicit Places using invariants in 8939 ms returned []
Implicit Place search using SMT only with invariants took 8952 ms to find 0 implicit places.
[2023-03-16 18:51:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:51:57] [INFO ] Invariant cache hit.
[2023-03-16 18:52:27] [INFO ] Performed 93698/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:52:43] [INFO ] Dead Transitions using invariants and state equation in 46690 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56053 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 p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 950 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 104 ms. (steps per millisecond=96 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3522 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3522 steps, saw 2993 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:52:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:52:49] [INFO ] Invariant cache hit.
[2023-03-16 18:52:49] [INFO ] After 167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:52:49] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 18:53:10] [INFO ] After 20587ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:53:12] [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 18:53:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:53:14] [INFO ] After 25020ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 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 2538 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 2543 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 930 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 74 ms. (steps per millisecond=135 ) 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
Interrupted probabilistic random walk after 3094 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3094 steps, saw 2619 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 18:53:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:53:22] [INFO ] Computed 19 place invariants in 264 ms
[2023-03-16 18:53:22] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 18:53:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 18:53:43] [INFO ] After 20589ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 18:53:44] [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: 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 18:53:47] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 18:53:47] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1106 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 1107 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 1030 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:53:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:53:49] [INFO ] Invariant cache hit.
[2023-03-16 18:53:57] [INFO ] Implicit Places using invariants in 8172 ms returned []
Implicit Place search using SMT only with invariants took 8173 ms to find 0 implicit places.
[2023-03-16 18:53:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:53:57] [INFO ] Invariant cache hit.
[2023-03-16 18:54:27] [INFO ] Performed 90957/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:54:45] [INFO ] Dead Transitions using invariants and state equation in 47881 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57097 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 135 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 9412 ms.
Product exploration explored 100000 steps with 0 reset in 9628 ms.
Applying partial POR strategy [true, true, false]
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
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.
Applied a total of 0 rules in 1117 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:55:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 18:55:07] [INFO ] Computed 19 place invariants in 283 ms
[2023-03-16 18:55:37] [INFO ] Performed 90258/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:55:55] [INFO ] Dead Transitions using invariants and state equation in 48388 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49509 ms. Remains : 1381/1381 places, 144369/144369 transitions.
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 418 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:55:55] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:55:55] [INFO ] Invariant cache hit.
[2023-03-16 18:56:04] [INFO ] Implicit Places using invariants in 8744 ms returned []
Implicit Place search using SMT only with invariants took 8746 ms to find 0 implicit places.
[2023-03-16 18:56:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:56:04] [INFO ] Invariant cache hit.
[2023-03-16 18:56:34] [INFO ] Performed 90409/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:56:52] [INFO ] Dead Transitions using invariants and state equation in 48145 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57317 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-02 finished in 509911 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(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 520 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 18:56:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:56:59] [INFO ] Invariant cache hit.
[2023-03-16 18:57:07] [INFO ] Implicit Places using invariants in 8476 ms returned []
Implicit Place search using SMT only with invariants took 8477 ms to find 0 implicit places.
[2023-03-16 18:57:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 18:57:07] [INFO ] Invariant cache hit.
[2023-03-16 18:57:37] [INFO ] Performed 91021/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:57:55] [INFO ] Dead Transitions using invariants and state equation in 47849 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56853 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(GT 2 s561), p0:(LEQ s818 s652)], 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][false, false, false]]
Product exploration timeout after 49570 steps with 24785 reset in 10001 ms.
Product exploration timeout after 50750 steps with 25375 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 p1 p0), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p1))
Knowledge based reduction with 6 factoid took 120 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-4-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-4-LTLCardinality-04 finished in 77878 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||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 1034 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 18:58:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 18:58:18] [INFO ] Computed 19 place invariants in 350 ms
[2023-03-16 18:58:26] [INFO ] Implicit Places using invariants in 8733 ms returned []
Implicit Place search using SMT only with invariants took 8734 ms to find 0 implicit places.
[2023-03-16 18:58:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:58:26] [INFO ] Invariant cache hit.
[2023-03-16 18:58:56] [INFO ] Performed 89623/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 18:59:14] [INFO ] Dead Transitions using invariants and state equation in 48602 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58377 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(LEQ s1033 s750), p0:(LEQ 3 s501)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 94810 steps with 0 reset in 10001 ms.
Product exploration timeout after 86110 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 p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 228 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 675 steps, including 0 resets, run visited all 2 properties in 55 ms. (steps per millisecond=12 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 242 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (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 984 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 18:59:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:59:38] [INFO ] Invariant cache hit.
[2023-03-16 18:59:46] [INFO ] Implicit Places using invariants in 8533 ms returned []
Implicit Place search using SMT only with invariants took 8535 ms to find 0 implicit places.
[2023-03-16 18:59:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 18:59:46] [INFO ] Invariant cache hit.
[2023-03-16 19:00:17] [INFO ] Performed 90026/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:00:35] [INFO ] Dead Transitions using invariants and state equation in 48239 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57767 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 (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 187 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 596 steps, including 0 resets, run visited all 2 properties in 41 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 254 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 77540 steps with 0 reset in 10001 ms.
Product exploration timeout after 82450 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 888 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:00:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:00:58] [INFO ] Invariant cache hit.
[2023-03-16 19:01:06] [INFO ] Implicit Places using invariants in 8622 ms returned []
Implicit Place search using SMT only with invariants took 8625 ms to find 0 implicit places.
[2023-03-16 19:01:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:01:06] [INFO ] Invariant cache hit.
[2023-03-16 19:01:37] [INFO ] Performed 89711/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:01:55] [INFO ] Dead Transitions using invariants and state equation in 48373 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57895 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-05 finished in 224811 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||G(F(p1)))))'
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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1142 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:02:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:02:02] [INFO ] Invariant cache hit.
[2023-03-16 19:02:11] [INFO ] Implicit Places using invariants in 8665 ms returned []
Implicit Place search using SMT only with invariants took 8677 ms to find 0 implicit places.
[2023-03-16 19:02:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:02:11] [INFO ] Invariant cache hit.
[2023-03-16 19:02:41] [INFO ] Performed 93570/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:02:57] [INFO ] Dead Transitions using invariants and state equation in 46134 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55957 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s90), p1:(LEQ 2 s1026)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 92520 steps with 0 reset in 10001 ms.
Product exploration timeout after 91450 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) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 211 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1248 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2798 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2798 steps, saw 2369 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:03:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:03:23] [INFO ] Invariant cache hit.
[2023-03-16 19:03:23] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:03:45] [INFO ] After 21040ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 19:03:45] [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: 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 19:03:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:03:48] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1126 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 1131 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 978 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 88 ms. (steps per millisecond=113 ) 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 3251 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3251 steps, saw 2756 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:03:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:03:54] [INFO ] Invariant cache hit.
[2023-03-16 19:03:54] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:04:16] [INFO ] After 21673ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 19:04:17] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 19:04:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:04:19] [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 1004 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.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1053 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:04:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:04:21] [INFO ] Invariant cache hit.
[2023-03-16 19:04:30] [INFO ] Implicit Places using invariants in 9325 ms returned []
Implicit Place search using SMT only with invariants took 9330 ms to find 0 implicit places.
[2023-03-16 19:04:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:04:31] [INFO ] Invariant cache hit.
[2023-03-16 19:05:01] [INFO ] Performed 90123/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:05:19] [INFO ] Dead Transitions using invariants and state equation in 48932 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59328 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 213 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 19:05:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:05:21] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
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 911 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:05:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:05:37] [INFO ] Invariant cache hit.
[2023-03-16 19:05:45] [INFO ] Implicit Places using invariants in 8522 ms returned []
Implicit Place search using SMT only with invariants took 8525 ms to find 0 implicit places.
[2023-03-16 19:05:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:05:45] [INFO ] Invariant cache hit.
[2023-03-16 19:06:15] [INFO ] Performed 91443/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:06:32] [INFO ] Dead Transitions using invariants and state equation in 47069 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56511 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 (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 218 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 958 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 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 74 ms. (steps per millisecond=135 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2918 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2918 steps, saw 2470 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:06:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:06:38] [INFO ] Invariant cache hit.
[2023-03-16 19:06:38] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:07:00] [INFO ] After 21766ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 19:07:01] [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.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 19:07:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:07:03] [INFO ] After 25028ms 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 1161 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 1168 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1236 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 2798 steps, run timeout after 3004 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2798 steps, saw 2369 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:07:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:07:09] [INFO ] Invariant cache hit.
[2023-03-16 19:07:09] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:07:30] [INFO ] After 21026ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-16 19:07:31] [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: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 19:07:34] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:07:34] [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 1129 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 1129 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 1048 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:07:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:07:36] [INFO ] Invariant cache hit.
[2023-03-16 19:07:45] [INFO ] Implicit Places using invariants in 8680 ms returned []
Implicit Place search using SMT only with invariants took 8681 ms to find 0 implicit places.
[2023-03-16 19:07:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:07:45] [INFO ] Invariant cache hit.
[2023-03-16 19:08:15] [INFO ] Performed 90260/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:08:33] [INFO ] Dead Transitions using invariants and state equation in 48261 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58004 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 217 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 19:08:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:08:34] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 87250 steps with 0 reset in 10001 ms.
Product exploration timeout after 74890 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 1078 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:09:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:09:11] [INFO ] Invariant cache hit.
[2023-03-16 19:09:20] [INFO ] Implicit Places using invariants in 9146 ms returned []
Implicit Place search using SMT only with invariants took 9163 ms to find 0 implicit places.
[2023-03-16 19:09:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:09:20] [INFO ] Invariant cache hit.
[2023-03-16 19:09:50] [INFO ] Performed 92183/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:10:06] [INFO ] Dead Transitions using invariants and state equation in 46300 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56551 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-06 finished in 491808 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(X((!(p0 U !p1)&&X(p0))))))'
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 542 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:10:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:10:14] [INFO ] Computed 19 place invariants in 284 ms
[2023-03-16 19:10:22] [INFO ] Implicit Places using invariants in 9117 ms returned []
Implicit Place search using SMT only with invariants took 9118 ms to find 0 implicit places.
[2023-03-16 19:10:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:10:22] [INFO ] Invariant cache hit.
[2023-03-16 19:10:53] [INFO ] Performed 94789/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:11:09] [INFO ] Dead Transitions using invariants and state equation in 46097 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55778 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=p1, acceptance={0} source=1 dest: 2}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (LEQ s255 s1314) (LEQ 2 s1175)), p0:(GT 1 s815)], 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 93500 steps with 0 reset in 10001 ms.
Product exploration timeout after 96710 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 (NOT p1) p0), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 533 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1188 ms. (steps per millisecond=8 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:11:32] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:11:32] [INFO ] Invariant cache hit.
[2023-03-16 19:11:32] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:11:54] [INFO ] After 21793ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:1
[2023-03-16 19:11:55] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:11:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:11:57] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1980 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 1985 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1024 ms. (steps per millisecond=9 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:12:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:12:01] [INFO ] Computed 19 place invariants in 290 ms
[2023-03-16 19:12:01] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:12:21] [INFO ] After 19784ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:12:22] [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 19:12:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:12:26] [INFO ] After 25049ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1009 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 1010 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 921 ms. (steps per millisecond=10 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 3629 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3629 steps, saw 3085 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:12:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:12:32] [INFO ] Invariant cache hit.
[2023-03-16 19:12:32] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 19:12:52] [INFO ] After 19987ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:12:53] [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 19:12:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:12:57] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1257 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 1257 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 1276 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:12:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:12:59] [INFO ] Invariant cache hit.
[2023-03-16 19:13:08] [INFO ] Implicit Places using invariants in 8988 ms returned []
Implicit Place search using SMT only with invariants took 8989 ms to find 0 implicit places.
[2023-03-16 19:13:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:13:08] [INFO ] Invariant cache hit.
[2023-03-16 19:13:38] [INFO ] Performed 90327/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:13:55] [INFO ] Dead Transitions using invariants and state equation in 47376 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57666 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F p1), (F (AND (NOT p0) (NOT p1))), (F (AND p0 p1))]
Knowledge based reduction with 9 factoid took 496 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 167 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
[2023-03-16 19:13:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:13:58] [INFO ] Computed 19 place invariants in 359 ms
Could not prove EG (NOT 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 427 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:14:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:14:13] [INFO ] Invariant cache hit.
[2023-03-16 19:14:22] [INFO ] Implicit Places using invariants in 8879 ms returned []
Implicit Place search using SMT only with invariants took 8880 ms to find 0 implicit places.
[2023-03-16 19:14:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:14:22] [INFO ] Invariant cache hit.
[2023-03-16 19:14:52] [INFO ] Performed 90828/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:15:10] [INFO ] Dead Transitions using invariants and state equation in 47891 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57202 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 p1) p0), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 390 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1203 ms. (steps per millisecond=8 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 2818 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2818 steps, saw 2384 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:15:16] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:15:16] [INFO ] Invariant cache hit.
[2023-03-16 19:15:17] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 19:15:39] [INFO ] After 22061ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:2
[2023-03-16 19:15:40] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:15:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:15:41] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 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 2433 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 2439 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1283 ms. (steps per millisecond=7 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:15:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:15:46] [INFO ] Computed 19 place invariants in 284 ms
[2023-03-16 19:15:46] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:16:08] [INFO ] After 21975ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:1
[2023-03-16 19:16:09] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:16:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:16:11] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1240 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 1240 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1241 ms. (steps per millisecond=8 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2831 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2831 steps, saw 2397 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:16:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:16:17] [INFO ] Invariant cache hit.
[2023-03-16 19:16:18] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:16:39] [INFO ] After 21501ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:1
[2023-03-16 19:16:40] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:16:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:16:42] [INFO ] After 25016ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 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.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1244 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:16:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:16:45] [INFO ] Invariant cache hit.
[2023-03-16 19:16:54] [INFO ] Implicit Places using invariants in 8758 ms returned []
Implicit Place search using SMT only with invariants took 8761 ms to find 0 implicit places.
[2023-03-16 19:16:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:16:54] [INFO ] Invariant cache hit.
[2023-03-16 19:17:24] [INFO ] Performed 94131/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:17:40] [INFO ] Dead Transitions using invariants and state equation in 46539 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56558 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 9 factoid took 379 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter sensitive) to 4 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
[2023-03-16 19:17:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:17:42] [INFO ] Computed 19 place invariants in 323 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Product exploration timeout after 89720 steps with 0 reset in 10001 ms.
Product exploration timeout after 98780 steps with 0 reset in 10001 ms.
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 419 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:18:18] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:18:18] [INFO ] Invariant cache hit.
[2023-03-16 19:18:27] [INFO ] Implicit Places using invariants in 8695 ms returned []
Implicit Place search using SMT only with invariants took 8696 ms to find 0 implicit places.
[2023-03-16 19:18:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:18:27] [INFO ] Invariant cache hit.
[2023-03-16 19:18:57] [INFO ] Performed 87779/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:19:16] [INFO ] Dead Transitions using invariants and state equation in 49374 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58493 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-07 finished in 549229 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 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 1247 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 19:19:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:19:24] [INFO ] Computed 19 place invariants in 277 ms
[2023-03-16 19:19:32] [INFO ] Implicit Places using invariants in 9181 ms returned []
Implicit Place search using SMT only with invariants took 9182 ms to find 0 implicit places.
[2023-03-16 19:19:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:19:33] [INFO ] Invariant cache hit.
[2023-03-16 19:20:03] [INFO ] Performed 89011/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:20:21] [INFO ] Dead Transitions using invariants and state equation in 48688 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59122 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s341 s1255)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration timeout after 93350 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9810 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 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 p0)]
Finished random walk after 221 steps, including 0 resets, run visited all 1 properties in 15 ms. (steps per millisecond=14 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 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 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-16 19:20:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:20:43] [INFO ] Invariant cache hit.
Could not prove EG (NOT 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 905 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:20:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:20:59] [INFO ] Invariant cache hit.
[2023-03-16 19:21:09] [INFO ] Implicit Places using invariants in 9347 ms returned []
Implicit Place search using SMT only with invariants took 9359 ms to find 0 implicit places.
[2023-03-16 19:21:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:21:09] [INFO ] Invariant cache hit.
[2023-03-16 19:21:39] [INFO ] Performed 86360/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:21:59] [INFO ] Dead Transitions using invariants and state equation in 50394 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60662 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 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 p0)]
Finished random walk after 200 steps, including 0 resets, run visited all 1 properties in 16 ms. (steps per millisecond=12 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 159 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 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-16 19:22:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:22:01] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Product exploration timeout after 90130 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9885 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 19:22:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:22:37] [INFO ] Invariant cache hit.
[2023-03-16 19:22:46] [INFO ] Implicit Places using invariants in 8349 ms returned []
Implicit Place search using SMT only with invariants took 8349 ms to find 0 implicit places.
[2023-03-16 19:22:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:22:46] [INFO ] Invariant cache hit.
[2023-03-16 19:23:16] [INFO ] Performed 89584/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:23:34] [INFO ] Dead Transitions using invariants and state equation in 48480 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57681 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-08 finished in 258760 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)))'
Support contains 1 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 591 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:23:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:23:42] [INFO ] Computed 19 place invariants in 372 ms
[2023-03-16 19:23:51] [INFO ] Implicit Places using invariants in 9409 ms returned []
Implicit Place search using SMT only with invariants took 9410 ms to find 0 implicit places.
[2023-03-16 19:23:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:23:51] [INFO ] Invariant cache hit.
[2023-03-16 19:24:21] [INFO ] Performed 90631/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:24:39] [INFO ] Dead Transitions using invariants and state equation in 48128 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58135 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GT 3 s671)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 85690 steps with 0 reset in 10001 ms.
Product exploration timeout after 95280 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 : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 195 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 961 ms. (steps per millisecond=10 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 2641 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2641 steps, saw 2235 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:25:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:25:05] [INFO ] Invariant cache hit.
[2023-03-16 19:25:05] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 19:25:26] [INFO ] After 21273ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:25:28] [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 19:25:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:25:30] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 4222 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 4228 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 953 ms. (steps per millisecond=10 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 3216 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3216 steps, saw 2724 distinct states, run finished after 3009 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:25:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:25:39] [INFO ] Computed 19 place invariants in 256 ms
[2023-03-16 19:25:39] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:25:59] [INFO ] After 20132ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:26:00] [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.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 19:26:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:26:04] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 1194 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 1194 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 1209 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:26:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:26:06] [INFO ] Invariant cache hit.
[2023-03-16 19:26:16] [INFO ] Implicit Places using invariants in 9562 ms returned []
Implicit Place search using SMT only with invariants took 9562 ms to find 0 implicit places.
[2023-03-16 19:26:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:26:16] [INFO ] Invariant cache hit.
[2023-03-16 19:26:46] [INFO ] Performed 90382/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:27:04] [INFO ] Dead Transitions using invariants and state equation in 47553 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58339 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 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 423 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:27:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:27:05] [INFO ] Computed 19 place invariants in 273 ms
[2023-03-16 19:27:14] [INFO ] Implicit Places using invariants in 9067 ms returned []
Implicit Place search using SMT only with invariants took 9070 ms to find 0 implicit places.
[2023-03-16 19:27:14] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:27:14] [INFO ] Invariant cache hit.
[2023-03-16 19:27:44] [INFO ] Performed 94456/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:28:00] [INFO ] Dead Transitions using invariants and state equation in 46041 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55542 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 : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 167 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 995 ms. (steps per millisecond=10 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 3040 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3040 steps, saw 2569 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:28:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:28:06] [INFO ] Invariant cache hit.
[2023-03-16 19:28:06] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:28:26] [INFO ] After 20450ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:28:27] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:28:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:28:31] [INFO ] After 25026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 2044 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 2049 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 855 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3168 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3168 steps, saw 2683 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:28:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:28:37] [INFO ] Computed 19 place invariants in 378 ms
[2023-03-16 19:28:37] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 19:28:58] [INFO ] After 20326ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 19:28:58] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:29:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:29:02] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 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 948 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 949 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 924 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 19:29:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:29:04] [INFO ] Invariant cache hit.
[2023-03-16 19:29:13] [INFO ] Implicit Places using invariants in 8538 ms returned []
Implicit Place search using SMT only with invariants took 8540 ms to find 0 implicit places.
[2023-03-16 19:29:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 19:29:13] [INFO ] Invariant cache hit.
[2023-03-16 19:29:43] [INFO ] Performed 89373/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:30:00] [INFO ] Dead Transitions using invariants and state equation in 47626 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57105 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 174 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 106 ms :[true, (NOT p0), (NOT p0)]
Product exploration timeout after 97500 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9301 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 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 910 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:30:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 19:30:22] [INFO ] Computed 19 place invariants in 396 ms
[2023-03-16 19:30:52] [INFO ] Performed 89524/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:31:11] [INFO ] Dead Transitions using invariants and state equation in 48921 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49837 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 1 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 474 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:31:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:31:11] [INFO ] Invariant cache hit.
[2023-03-16 19:31:20] [INFO ] Implicit Places using invariants in 8875 ms returned []
Implicit Place search using SMT only with invariants took 8877 ms to find 0 implicit places.
[2023-03-16 19:31:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:31:20] [INFO ] Invariant cache hit.
[2023-03-16 19:31:50] [INFO ] Performed 90651/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:32:08] [INFO ] Dead Transitions using invariants and state equation in 47742 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57099 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-4-LTLCardinality-09 finished in 513568 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 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 522 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:32:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:32:15] [INFO ] Invariant cache hit.
[2023-03-16 19:32:24] [INFO ] Implicit Places using invariants in 8722 ms returned []
Implicit Place search using SMT only with invariants took 8723 ms to find 0 implicit places.
[2023-03-16 19:32:24] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:32:24] [INFO ] Invariant cache hit.
[2023-03-16 19:32:54] [INFO ] Performed 89827/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:33:12] [INFO ] Dead Transitions using invariants and state equation in 48266 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57517 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}, { cond=p1, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(LEQ 3 s743), p0:(LEQ s1241 s231)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 449 steps with 0 reset in 39 ms.
FORMULA RERS17pb115-PT-4-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-4-LTLCardinality-10 finished in 58180 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((!(p0 U (G(p1)||p2))||F((X(p3)||!p0))))))'
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 491 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 19:33:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:33:13] [INFO ] Invariant cache hit.
[2023-03-16 19:33:22] [INFO ] Implicit Places using invariants in 9347 ms returned []
Implicit Place search using SMT only with invariants took 9348 ms to find 0 implicit places.
[2023-03-16 19:33:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:33:22] [INFO ] Invariant cache hit.
[2023-03-16 19:33:53] [INFO ] Performed 89346/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 19:34:11] [INFO ] Dead Transitions using invariants and state equation in 48778 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 58621 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))), (OR (AND p0 p2 (NOT p3)) (AND p0 p1 (NOT p3))), (AND p0 p1 (NOT p3)), (AND p0 (NOT p3))]
Running random walk in product with property : RERS17pb115-PT-4-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=1 dest: 2}, { cond=(AND p0 p2), acceptance={} source=1 dest: 3}], [{ cond=(AND p0 p1 (NOT p3)), acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 (NOT p3)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 3 s632), p2:(LEQ 2 s58), p1:(LEQ s767 s36), p3:(GT s1365 s98)], 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 82160 steps with 0 reset in 10002 ms.
Product exploration timeout after 85780 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 (NOT p0) (NOT p2) p1 (NOT p3)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2))), true, (X (X (NOT (AND p0 p1 (NOT p3))))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 449 ms. Reduced automaton from 4 states, 6 edges and 4 AP (stutter sensitive) to 4 states, 6 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 185 ms :[(OR (AND p0 p1 (NOT p3)) (AND p0 p2 (NOT p3))), (OR (AND p0 p1 (NOT p3)) (AND p0 p2 (NOT p3))), (AND p1 p0 (NOT p3)), (AND p0 (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1201 ms. (steps per millisecond=8 ) properties (out of 4) 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 4) 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 4) 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 4) 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 4) seen :0
Interrupted probabilistic random walk after 3530 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3530 steps, saw 3000 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:34:38] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 19:34:38] [INFO ] Invariant cache hit.
[2023-03-16 19:34:38] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 19:35:01] [INFO ] After 22644ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:1
[2023-03-16 19:35:02] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 19:35:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:35:03] [INFO ] After 25025ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 1970 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 1974 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1100 ms. (steps per millisecond=9 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3155 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3155 steps, saw 2672 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:35:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 19:35:10] [INFO ] Computed 19 place invariants in 339 ms
[2023-03-16 19:35:10] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 9474956 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16000288 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

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-4"
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-4, 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-167889199300171"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-4.tgz
mv RERS17pb115-PT-4 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 ;