About the Execution of LoLa+red for RERS17pb115-PT-6
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10090.107 | 3600000.00 | 3952299.00 | 9086.60 | FF?FF???T?T????F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r327-tall-167889199300187.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-6, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r327-tall-167889199300187
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 7.4K Feb 25 13:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 25 13:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 13:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 13:52 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 3.4K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Feb 25 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 14:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 14:03 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-6-LTLCardinality-00
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-01
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-02
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-03
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-04
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-05
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-06
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-07
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-08
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-09
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-10
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-11
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-12
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-13
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-14
FORMULA_NAME RERS17pb115-PT-6-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678998520452
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-6
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 20:28:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 20:28:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 20:28:44] [INFO ] Load time of PNML (sax parser for PT used): 1910 ms
[2023-03-16 20:28:44] [INFO ] Transformed 1399 places.
[2023-03-16 20:28:44] [INFO ] Transformed 144369 transitions.
[2023-03-16 20:28:44] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2475 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb115-PT-6-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-6-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 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 840 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:28:46] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:28:47] [INFO ] Computed 19 place invariants in 430 ms
[2023-03-16 20:28:55] [INFO ] Implicit Places using invariants in 9306 ms returned []
Implicit Place search using SMT only with invariants took 9340 ms to find 0 implicit places.
[2023-03-16 20:28:56] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:28:56] [INFO ] Invariant cache hit.
[2023-03-16 20:29:26] [INFO ] Performed 89821/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:29:42] [INFO ] Dead Transitions using invariants and state equation in 46906 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 57105 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 52 out of 1381 places after structural reductions.
[2023-03-16 20:29:47] [INFO ] Flatten gal took : 3677 ms
[2023-03-16 20:29:51] [INFO ] Flatten gal took : 3851 ms
[2023-03-16 20:29:59] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 50 out of 1381 places (down from 52) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1298 ms. (steps per millisecond=7 ) properties (out of 30) seen :15
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
[2023-03-16 20:30:02] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:30:02] [INFO ] Invariant cache hit.
[2023-03-16 20:30:02] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-16 20:30:02] [INFO ] After 670ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-16 20:30:03] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:30:27] [INFO ] After 24134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2023-03-16 20:30:29] [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 20:30:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:30:29] [INFO ] After 26494ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:15
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 24 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 2184 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 2188 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 987 ms. (steps per millisecond=10 ) properties (out of 15) 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 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 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 107 ms. (steps per millisecond=93 ) 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 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 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 96 ms. (steps per millisecond=104 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 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 77 ms. (steps per millisecond=129 ) properties (out of 14) 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 14) 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 14) 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 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 14) seen :0
Interrupted probabilistic random walk after 6081 steps, run timeout after 6006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6081 steps, saw 5162 distinct states, run finished after 6007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 14 properties.
[2023-03-16 20:30:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:30:40] [INFO ] Computed 19 place invariants in 287 ms
[2023-03-16 20:30:40] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:30:41] [INFO ] After 539ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-16 20:30:41] [INFO ] [Nat]Absence check using 19 positive place invariants in 21 ms returned sat
[2023-03-16 20:31:06] [INFO ] After 24404ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-16 20:31:06] [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 20:31:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:31:06] [INFO ] After 25889ms 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 22 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 958 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 958 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 820 ms. (steps per millisecond=12 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-16 20:31:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:31:10] [INFO ] Invariant cache hit.
[2023-03-16 20:31:10] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:31:10] [INFO ] After 461ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-16 20:31:10] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:31:35] [INFO ] After 24494ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-16 20:31:36] [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 20:31:36] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:31:36] [INFO ] After 25927ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:12
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 19 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 1089 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 1089 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 902 ms. (steps per millisecond=11 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 12) 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 12) 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 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 408 ms. (steps per millisecond=24 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 12) seen :0
Interrupted probabilistic random walk after 6202 steps, run timeout after 6007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 6202 steps, saw 5262 distinct states, run finished after 6007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 12 properties.
[2023-03-16 20:31:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:31:46] [INFO ] Invariant cache hit.
[2023-03-16 20:31:46] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:31:46] [INFO ] After 462ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-16 20:31:46] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 20:32:11] [INFO ] After 24446ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-16 20:32:12] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java: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 20:32:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:32:12] [INFO ] After 25725ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:12
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 19 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1163 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1163 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1174 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:32:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:32:14] [INFO ] Invariant cache hit.
[2023-03-16 20:32:23] [INFO ] Implicit Places using invariants in 8626 ms returned []
Implicit Place search using SMT only with invariants took 8627 ms to find 0 implicit places.
[2023-03-16 20:32:23] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:32:23] [INFO ] Invariant cache hit.
[2023-03-16 20:32:53] [INFO ] Performed 95426/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:33:08] [INFO ] Dead Transitions using invariants and state equation in 45486 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55302 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(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 446 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:33:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:33:10] [INFO ] Computed 19 place invariants in 276 ms
[2023-03-16 20:33:18] [INFO ] Implicit Places using invariants in 8416 ms returned []
Implicit Place search using SMT only with invariants took 8418 ms to find 0 implicit places.
[2023-03-16 20:33:18] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:33:18] [INFO ] Invariant cache hit.
[2023-03-16 20:33:48] [INFO ] Performed 97615/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:34:02] [INFO ] Dead Transitions using invariants and state equation in 44416 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53284 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 266 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-00 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:(LEQ 3 s1330)], 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 18 ms.
FORMULA RERS17pb115-PT-6-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-6-LTLCardinality-00 finished in 53984 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 447 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:34:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:34:04] [INFO ] Invariant cache hit.
[2023-03-16 20:34:12] [INFO ] Implicit Places using invariants in 8662 ms returned []
Implicit Place search using SMT only with invariants took 8665 ms to find 0 implicit places.
[2023-03-16 20:34:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:34:12] [INFO ] Invariant cache hit.
[2023-03-16 20:34:42] [INFO ] Performed 98653/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:34:56] [INFO ] Dead Transitions using invariants and state equation in 43997 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53114 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 100 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-01 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:(LEQ 1 s354)], 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb115-PT-6-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-6-LTLCardinality-01 finished in 53581 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 4 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 951 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:34:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:34:58] [INFO ] Computed 19 place invariants in 280 ms
[2023-03-16 20:35:07] [INFO ] Implicit Places using invariants in 8941 ms returned []
Implicit Place search using SMT only with invariants took 8943 ms to find 0 implicit places.
[2023-03-16 20:35:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:35:07] [INFO ] Invariant cache hit.
[2023-03-16 20:35:37] [INFO ] Performed 95205/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:35:53] [INFO ] Dead Transitions using invariants and state equation in 45861 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55760 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-02 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:(GT s463 s954), p0:(GT s532 s963)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 132 reset in 8346 ms.
Product exploration explored 100000 steps with 132 reset in 8025 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 198 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 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 5035 steps, including 1 resets, run visited all 2 properties in 379 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 319 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 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 20:36:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:36:12] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 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 819 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:36:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:36:28] [INFO ] Invariant cache hit.
[2023-03-16 20:36:35] [INFO ] Implicit Places using invariants in 7721 ms returned []
Implicit Place search using SMT only with invariants took 7722 ms to find 0 implicit places.
[2023-03-16 20:36:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:36:35] [INFO ] Invariant cache hit.
[2023-03-16 20:37:06] [INFO ] Performed 99687/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:37:19] [INFO ] Dead Transitions using invariants and state equation in 43582 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52127 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 196 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 2943 steps, including 0 resets, run visited all 2 properties in 107 ms. (steps per millisecond=27 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 371 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 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 20:37:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:37:21] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 147 reset in 8051 ms.
Product exploration explored 100000 steps with 129 reset in 7915 ms.
Support contains 4 out of 1380 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 830 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:37:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:37:53] [INFO ] Invariant cache hit.
[2023-03-16 20:38:02] [INFO ] Implicit Places using invariants in 8112 ms returned []
Implicit Place search using SMT only with invariants took 8113 ms to find 0 implicit places.
[2023-03-16 20:38:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:38:02] [INFO ] Invariant cache hit.
[2023-03-16 20:38:32] [INFO ] Performed 96846/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:38:47] [INFO ] Dead Transitions using invariants and state equation in 45460 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54407 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-02 finished in 236657 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((p0||G(p1))))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 488 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:38:54] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 20:38:54] [INFO ] Computed 19 place invariants in 277 ms
[2023-03-16 20:39:03] [INFO ] Implicit Places using invariants in 9125 ms returned []
Implicit Place search using SMT only with invariants took 9128 ms to find 0 implicit places.
[2023-03-16 20:39:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:39:03] [INFO ] Invariant cache hit.
[2023-03-16 20:39:33] [INFO ] Performed 97667/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:39:47] [INFO ] Dead Transitions using invariants and state equation in 44325 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53945 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 118 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(GT s1007 s1145), p0:(GT s322 s696)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 5 ms.
FORMULA RERS17pb115-PT-6-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-6-LTLCardinality-03 finished in 54447 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((p0&&(p1||F(p2)))))'
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 475 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 20:39:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:39:48] [INFO ] Invariant cache hit.
[2023-03-16 20:39:56] [INFO ] Implicit Places using invariants in 8126 ms returned []
Implicit Place search using SMT only with invariants took 8127 ms to find 0 implicit places.
[2023-03-16 20:39:56] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 20:39:56] [INFO ] Invariant cache hit.
[2023-03-16 20:40:27] [INFO ] Performed 97977/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:40:41] [INFO ] Dead Transitions using invariants and state equation in 44389 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52999 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 164 ms :[(NOT p2), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p2:(OR (LEQ 2 s241) (LEQ 2 s1379)), p0:(OR (LEQ 2 s1379) (LEQ 2 s859)), p1:(LEQ 2 s241)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS17pb115-PT-6-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-6-LTLCardinality-04 finished in 53550 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 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 959 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:40:42] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 20:40:43] [INFO ] Computed 19 place invariants in 259 ms
[2023-03-16 20:40:51] [INFO ] Implicit Places using invariants in 9130 ms returned []
Implicit Place search using SMT only with invariants took 9132 ms to find 0 implicit places.
[2023-03-16 20:40:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:40:51] [INFO ] Invariant cache hit.
[2023-03-16 20:41:22] [INFO ] Performed 96934/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:41:36] [INFO ] Dead Transitions using invariants and state equation in 44453 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54548 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (LEQ 1 s617) (LEQ 3 s718))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9074 ms.
Product exploration explored 100000 steps with 0 reset in 9125 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 129 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 604 ms. (steps per millisecond=16 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3370 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3370 steps, saw 2862 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:41:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:41:59] [INFO ] Invariant cache hit.
[2023-03-16 20:41:59] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 20:42:19] [INFO ] After 19228ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:42:19] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: 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 20:42:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:42:24] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 959 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 963 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 745 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3356 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3356 steps, saw 2851 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:42:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:42:29] [INFO ] Invariant cache hit.
[2023-03-16 20:42:30] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 20:42:49] [INFO ] After 19118ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:42:49] [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 20:42:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:42:54] [INFO ] After 25021ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 1034 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 1035 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 1097 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:42:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:42:57] [INFO ] Invariant cache hit.
[2023-03-16 20:43:05] [INFO ] Implicit Places using invariants in 8590 ms returned []
Implicit Place search using SMT only with invariants took 8591 ms to find 0 implicit places.
[2023-03-16 20:43:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:43:05] [INFO ] Invariant cache hit.
[2023-03-16 20:43:35] [INFO ] Performed 95750/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:43:51] [INFO ] Dead Transitions using invariants and state equation in 45618 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55326 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
[2023-03-16 20:43:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:43:52] [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 935 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:44:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:44:08] [INFO ] Invariant cache hit.
[2023-03-16 20:44:16] [INFO ] Implicit Places using invariants in 8021 ms returned []
Implicit Place search using SMT only with invariants took 8023 ms to find 0 implicit places.
[2023-03-16 20:44:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:44:16] [INFO ] Invariant cache hit.
[2023-03-16 20:44:46] [INFO ] Performed 98499/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:45:00] [INFO ] Dead Transitions using invariants and state equation in 44355 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53317 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 153 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 796 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 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2925 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2925 steps, saw 2485 distinct states, run finished after 3008 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:45:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:45:05] [INFO ] Invariant cache hit.
[2023-03-16 20:45:06] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 20:45:25] [INFO ] After 19661ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:45:26] [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 20:45:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:45:30] [INFO ] After 25028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 899 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 903 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 837 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 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3004 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3004 steps, saw 2554 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:45:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:45:36] [INFO ] Invariant cache hit.
[2023-03-16 20:45:36] [INFO ] [Real]Absence check using 19 positive place invariants in 21 ms returned sat
[2023-03-16 20:45:55] [INFO ] After 19343ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-16 20:45:56] [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 20:46:01] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:46:01] [INFO ] After 25015ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
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 900 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 900 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 952 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:46:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:46:03] [INFO ] Invariant cache hit.
[2023-03-16 20:46:11] [INFO ] Implicit Places using invariants in 8147 ms returned []
Implicit Place search using SMT only with invariants took 8148 ms to find 0 implicit places.
[2023-03-16 20:46:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:46:11] [INFO ] Invariant cache hit.
[2023-03-16 20:46:41] [INFO ] Performed 98174/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:46:55] [INFO ] Dead Transitions using invariants and state equation in 44575 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53686 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2023-03-16 20:46:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:46:56] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8558 ms.
Product exploration explored 100000 steps with 0 reset in 8734 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 814 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:47:29] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:47:29] [INFO ] Invariant cache hit.
[2023-03-16 20:47:37] [INFO ] Implicit Places using invariants in 8003 ms returned []
Implicit Place search using SMT only with invariants took 8004 ms to find 0 implicit places.
[2023-03-16 20:47:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:47:37] [INFO ] Invariant cache hit.
[2023-03-16 20:48:08] [INFO ] Performed 97201/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:48:22] [INFO ] Dead Transitions using invariants and state equation in 44535 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53357 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-05 finished in 465777 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0))||G(p1)))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1097 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:48:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:48:28] [INFO ] Invariant cache hit.
[2023-03-16 20:48:37] [INFO ] Implicit Places using invariants in 8492 ms returned []
Implicit Place search using SMT only with invariants took 8493 ms to find 0 implicit places.
[2023-03-16 20:48:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:48:37] [INFO ] Invariant cache hit.
[2023-03-16 20:49:07] [INFO ] Performed 93061/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:49:23] [INFO ] Dead Transitions using invariants and state equation in 45873 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55468 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-06 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}]], initial=0, aps=[p1:(AND (GT s925 s336) (LEQ 1 s1301)), p0:(GT s925 s336)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 9300 ms.
Product exploration explored 100000 steps with 0 reset in 9099 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 161 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Finished random walk after 4875 steps, including 1 resets, run visited all 1 properties in 248 ms. (steps per millisecond=19 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 178 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 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-16 20:49:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:49:43] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 1380 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 812 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:49:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:49:59] [INFO ] Invariant cache hit.
[2023-03-16 20:50:07] [INFO ] Implicit Places using invariants in 7773 ms returned []
Implicit Place search using SMT only with invariants took 7774 ms to find 0 implicit places.
[2023-03-16 20:50:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:50:07] [INFO ] Invariant cache hit.
[2023-03-16 20:50:37] [INFO ] Performed 92947/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:50:55] [INFO ] Dead Transitions using invariants and state equation in 47474 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56065 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 114 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 38 ms :[(NOT p0)]
Finished random walk after 7445 steps, including 2 resets, run visited all 1 properties in 554 ms. (steps per millisecond=13 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-16 20:50:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:50:57] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8554 ms.
Product exploration explored 100000 steps with 0 reset in 8636 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 818 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:51:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:51:30] [INFO ] Invariant cache hit.
[2023-03-16 20:51:38] [INFO ] Implicit Places using invariants in 8212 ms returned []
Implicit Place search using SMT only with invariants took 8213 ms to find 0 implicit places.
[2023-03-16 20:51:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:51:39] [INFO ] Invariant cache hit.
[2023-03-16 20:52:09] [INFO ] Performed 95614/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:52:24] [INFO ] Dead Transitions using invariants and state equation in 45600 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54638 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-06 finished in 242177 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((F(G(p0))&&G(p1))))'
Support contains 3 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1021 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 20:52:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:52:30] [INFO ] Invariant cache hit.
[2023-03-16 20:52:38] [INFO ] Implicit Places using invariants in 8107 ms returned []
Implicit Place search using SMT only with invariants took 8113 ms to find 0 implicit places.
[2023-03-16 20:52:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:52:39] [INFO ] Invariant cache hit.
[2023-03-16 20:53:09] [INFO ] Performed 99431/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:53:22] [INFO ] Dead Transitions using invariants and state equation in 43669 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52808 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 81 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(LEQ 3 s534), p0:(GT s1130 s160)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration timeout after 74510 steps with 0 reset in 10001 ms.
Product exploration explored 100000 steps with 0 reset in 9425 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 272 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 834 ms. (steps per millisecond=11 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:53:44] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:53:44] [INFO ] Invariant cache hit.
[2023-03-16 20:53:44] [INFO ] After 141ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:53:44] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 20:54:04] [INFO ] After 19261ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:54:04] [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 20:54:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:54:09] [INFO ] After 25033ms 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 935 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 938 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 733 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3434 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3434 steps, saw 2915 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:54:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:54:14] [INFO ] Invariant cache hit.
[2023-03-16 20:54:15] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:54:15] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 20:54:34] [INFO ] After 19386ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:54:35] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-16 20:54:40] [INFO ] After 4885ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 20:54:40] [INFO ] After 25012ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 811 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 811 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 873 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:54:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:54:41] [INFO ] Invariant cache hit.
[2023-03-16 20:54:49] [INFO ] Implicit Places using invariants in 7371 ms returned []
Implicit Place search using SMT only with invariants took 7373 ms to find 0 implicit places.
[2023-03-16 20:54:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:54:49] [INFO ] Invariant cache hit.
[2023-03-16 20:55:19] [INFO ] Performed 98232/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:55:34] [INFO ] Dead Transitions using invariants and state equation in 44853 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53111 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 7 factoid took 355 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-16 20:55:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:55:35] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 20:55:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:55:50] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
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 821 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:56:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:56:06] [INFO ] Invariant cache hit.
[2023-03-16 20:56:15] [INFO ] Implicit Places using invariants in 8479 ms returned []
Implicit Place search using SMT only with invariants took 8480 ms to find 0 implicit places.
[2023-03-16 20:56:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:56:15] [INFO ] Invariant cache hit.
[2023-03-16 20:56:45] [INFO ] Performed 97021/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:57:00] [INFO ] Dead Transitions using invariants and state equation in 44974 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54280 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 p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 329 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 802 ms. (steps per millisecond=12 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:57:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:57:02] [INFO ] Invariant cache hit.
[2023-03-16 20:57:02] [INFO ] After 139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:57:02] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 20:57:21] [INFO ] After 19163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:57:22] [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: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 20:57:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:57:27] [INFO ] After 25022ms 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 876 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 879 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 614 ms. (steps per millisecond=16 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3444 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3444 steps, saw 2923 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:57:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:57:32] [INFO ] Invariant cache hit.
[2023-03-16 20:57:32] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:57:32] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 20:57:51] [INFO ] After 18964ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:57:52] [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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 20:57:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:57:57] [INFO ] After 25031ms 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 867 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 867 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 892 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:57:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:57:59] [INFO ] Invariant cache hit.
[2023-03-16 20:58:07] [INFO ] Implicit Places using invariants in 8283 ms returned []
Implicit Place search using SMT only with invariants took 8286 ms to find 0 implicit places.
[2023-03-16 20:58:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:58:07] [INFO ] Invariant cache hit.
[2023-03-16 20:58:37] [INFO ] Performed 98921/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 20:58:51] [INFO ] Dead Transitions using invariants and state equation in 43915 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53105 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (AND (NOT p0) p1))]
Knowledge based reduction with 7 factoid took 307 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-16 20:58:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:58:52] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-16 20:59:07] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:59:08] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 89 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 9213 ms.
Product exploration explored 100000 steps with 0 reset in 9421 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 854 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 20:59:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:59:43] [INFO ] Invariant cache hit.
[2023-03-16 20:59:51] [INFO ] Implicit Places using invariants in 8164 ms returned []
Implicit Place search using SMT only with invariants took 8165 ms to find 0 implicit places.
[2023-03-16 20:59:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 20:59:51] [INFO ] Invariant cache hit.
[2023-03-16 21:00:21] [INFO ] Performed 92935/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:00:37] [INFO ] Dead Transitions using invariants and state equation in 46762 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55784 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-07 finished in 493639 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)))'
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 410 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:00:43] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:00:44] [INFO ] Computed 19 place invariants in 308 ms
[2023-03-16 21:00:52] [INFO ] Implicit Places using invariants in 8606 ms returned []
Implicit Place search using SMT only with invariants took 8608 ms to find 0 implicit places.
[2023-03-16 21:00:52] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:00:52] [INFO ] Invariant cache hit.
[2023-03-16 21:01:22] [INFO ] Performed 93957/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:01:38] [INFO ] Dead Transitions using invariants and state equation in 45878 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54901 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GT s76 s1184) (LEQ s358 s1047))], 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][false, false]]
Product exploration timeout after 53540 steps with 26770 reset in 10002 ms.
Product exploration timeout after 50650 steps with 25325 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 68 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb115-PT-6-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb115-PT-6-LTLCardinality-08 finished in 75720 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||X(((p1 U X(p2))||G(p3))))))))'
Support contains 7 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 403 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:01:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:01:59] [INFO ] Invariant cache hit.
[2023-03-16 21:02:07] [INFO ] Implicit Places using invariants in 8010 ms returned []
Implicit Place search using SMT only with invariants took 8011 ms to find 0 implicit places.
[2023-03-16 21:02:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:02:07] [INFO ] Invariant cache hit.
[2023-03-16 21:02:37] [INFO ] Performed 96921/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:02:52] [INFO ] Dead Transitions using invariants and state equation in 44661 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53080 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 393 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p3), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) p3), acceptance={} source=2 dest: 3}, { cond=(AND p1 p3), acceptance={} source=2 dest: 4}, { cond=(AND p1 (NOT p3)), acceptance={} source=2 dest: 6}, { cond=(AND (NOT p1) (NOT p3)), acceptance={} source=2 dest: 7}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND p3 (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p1) p3 (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND p1 p3 (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND p1 (NOT p3) (NOT p2)), acceptance={} source=4 dest: 6}, { cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={} source=4 dest: 7}], [{ cond=(NOT p3), acceptance={} source=5 dest: 0}, { cond=p3, acceptance={} source=5 dest: 5}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=6 dest: 6}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=6 dest: 7}], [{ cond=(NOT p2), acceptance={} source=7 dest: 0}], [{ cond=true, acceptance={} source=8 dest: 1}], [{ cond=true, acceptance={} source=9 dest: 8}], [{ cond=true, acceptance={} source=10 dest: 9}]], initial=10, aps=[p0:(LEQ s1056 s24), p1:(LEQ s1231 s212), p3:(LEQ s432 s974), p2:(LEQ 1 s964)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false]]
Product exploration timeout after 61020 steps with 15255 reset in 10001 ms.
Product exploration timeout after 61370 steps with 15342 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p3 (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 11 states, 20 edges and 4 AP (stutter sensitive) to 11 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 377 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 965 ms. (steps per millisecond=10 ) properties (out of 15) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-16 21:03:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:03:15] [INFO ] Invariant cache hit.
[2023-03-16 21:03:16] [INFO ] After 277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:03:16] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 21:03:41] [INFO ] After 24761ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:03:42] [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: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:03:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:03:42] [INFO ] After 25981ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 7 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 1753 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 1756 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 874 ms. (steps per millisecond=11 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:03:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:03:45] [INFO ] Computed 19 place invariants in 244 ms
[2023-03-16 21:03:45] [INFO ] After 172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:03:45] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 21:04:07] [INFO ] After 21378ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:04:07] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: 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 21:04:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:04:10] [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 7 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 899 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 899 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 824 ms. (steps per millisecond=12 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2949 steps, run timeout after 3003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2949 steps, saw 2505 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:04:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:04:16] [INFO ] Invariant cache hit.
[2023-03-16 21:04:16] [INFO ] After 183ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:04:16] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:04:37] [INFO ] After 21415ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:04:38] [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 21:04:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:04:41] [INFO ] After 25025ms 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 7 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 1092 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 1092 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 896 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:04:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:04:43] [INFO ] Invariant cache hit.
[2023-03-16 21:04:51] [INFO ] Implicit Places using invariants in 8578 ms returned []
Implicit Place search using SMT only with invariants took 8580 ms to find 0 implicit places.
[2023-03-16 21:04:51] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:04:51] [INFO ] Invariant cache hit.
[2023-03-16 21:05:22] [INFO ] Performed 96186/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:05:36] [INFO ] Dead Transitions using invariants and state equation in 44873 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54363 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1 p3 (NOT p2)), true]
False Knowledge obtained : [(F (AND (NOT p1) p3 (NOT p2))), (F (NOT (AND p3 (NOT p2)))), (F (NOT (AND p1 p3 (NOT p2)))), (F p2), (F (AND p1 (NOT p3))), (F (AND (NOT p1) (NOT p2))), (F (AND (NOT p3) (NOT p2))), (F (NOT (AND p1 (NOT p2)))), (F (NOT p3)), (F (NOT (AND p1 p3))), (F (AND (NOT p1) p3)), (F (AND p1 (NOT p3) (NOT p2)))]
Knowledge based reduction with 2 factoid took 377 ms. Reduced automaton from 11 states, 20 edges and 4 AP (stutter sensitive) to 11 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 458 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 425 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Support contains 7 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 505 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:05:38] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:05:39] [INFO ] Computed 19 place invariants in 260 ms
[2023-03-16 21:05:47] [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 21:05:47] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:05:47] [INFO ] Invariant cache hit.
[2023-03-16 21:06:17] [INFO ] Performed 95448/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:06:33] [INFO ] Dead Transitions using invariants and state equation in 45451 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54687 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 p0 p1 p3 (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 98 ms. Reduced automaton from 11 states, 20 edges and 4 AP (stutter sensitive) to 11 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 461 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1064 ms. (steps per millisecond=9 ) properties (out of 15) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 7) 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 7) 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 7) seen :0
Running SMT prover for 7 properties.
[2023-03-16 21:06:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:06:36] [INFO ] Invariant cache hit.
[2023-03-16 21:06:36] [INFO ] After 273ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:06:37] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 21:07:01] [INFO ] After 24603ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:07:03] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:07:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:07:03] [INFO ] After 26452ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 7 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 1890 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 1896 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 954 ms. (steps per millisecond=10 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 7) 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 7) seen :0
Interrupted probabilistic random walk after 2925 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2925 steps, saw 2485 distinct states, run finished after 3003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 21:07:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:07:10] [INFO ] Computed 19 place invariants in 268 ms
[2023-03-16 21:07:10] [INFO ] After 263ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:07:10] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:07:35] [INFO ] After 24590ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:07:36] [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 21:07:36] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:07:36] [INFO ] After 25772ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 7 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 927 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 927 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 904 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:07:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:07:38] [INFO ] Invariant cache hit.
[2023-03-16 21:07:46] [INFO ] Implicit Places using invariants in 8655 ms returned []
Implicit Place search using SMT only with invariants took 8655 ms to find 0 implicit places.
[2023-03-16 21:07:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:07:46] [INFO ] Invariant cache hit.
[2023-03-16 21:08:17] [INFO ] Performed 89514/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:08:35] [INFO ] Dead Transitions using invariants and state equation in 48655 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58231 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p0 p1 p3 (NOT p2)), true]
False Knowledge obtained : [(F p2), (F (AND (NOT p1) (NOT p2))), (F (NOT (AND p1 (NOT p2)))), (F (NOT (AND p1 p3))), (F (AND (NOT p1) p3)), (F (AND (NOT p1) p3 (NOT p2))), (F (NOT (AND p3 (NOT p2)))), (F (NOT (AND p1 p3 (NOT p2))))]
Knowledge based reduction with 2 factoid took 257 ms. Reduced automaton from 11 states, 20 edges and 4 AP (stutter sensitive) to 11 states, 20 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 434 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 475 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 446 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Product exploration timeout after 61510 steps with 15377 reset in 10001 ms.
Product exploration timeout after 62400 steps with 15600 reset in 10002 ms.
Applying partial POR strategy [true, false, false, true, true, false, false, true, false, false, false]
Stuttering acceptance computed with spot in 456 ms :[true, (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3))]
Support contains 7 out of 1381 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 979 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:08:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:08:59] [INFO ] Computed 19 place invariants in 372 ms
[2023-03-16 21:09:29] [INFO ] Performed 89625/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:09:48] [INFO ] Dead Transitions using invariants and state equation in 48875 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49858 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 7 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 407 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:09:48] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:09:48] [INFO ] Invariant cache hit.
[2023-03-16 21:09:56] [INFO ] Implicit Places using invariants in 8366 ms returned []
Implicit Place search using SMT only with invariants took 8368 ms to find 0 implicit places.
[2023-03-16 21:09:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:09:57] [INFO ] Invariant cache hit.
[2023-03-16 21:10:27] [INFO ] Performed 96309/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:10:42] [INFO ] Dead Transitions using invariants and state equation in 45215 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53993 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-09 finished in 528386 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||(p1 U X(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 1027 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 21:10:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:10:48] [INFO ] Computed 19 place invariants in 289 ms
[2023-03-16 21:10:57] [INFO ] Implicit Places using invariants in 8812 ms returned []
Implicit Place search using SMT only with invariants took 8813 ms to find 0 implicit places.
[2023-03-16 21:10:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:10:57] [INFO ] Invariant cache hit.
[2023-03-16 21:11:27] [INFO ] Performed 93373/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:11:43] [INFO ] Dead Transitions using invariants and state equation in 45652 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55499 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT s975 s384), p1:(LEQ 2 s1086)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 10 reset in 8889 ms.
Product exploration explored 100000 steps with 12 reset in 8565 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 (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 134 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 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 4745 steps, including 1 resets, run visited all 2 properties in 323 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 3 factoid took 248 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 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-16 21:12:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:12:03] [INFO ] Invariant cache hit.
Could not prove EG (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 904 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:12:19] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:12:19] [INFO ] Invariant cache hit.
[2023-03-16 21:12:27] [INFO ] Implicit Places using invariants in 8295 ms returned []
Implicit Place search using SMT only with invariants took 8296 ms to find 0 implicit places.
[2023-03-16 21:12:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:12:27] [INFO ] Invariant cache hit.
[2023-03-16 21:12:57] [INFO ] Performed 94789/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:13:13] [INFO ] Dead Transitions using invariants and state equation in 46311 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55516 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 p0) (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 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 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 2901 steps, including 0 resets, run visited all 2 properties in 104 ms. (steps per millisecond=27 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 3 factoid took 138 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 61 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 21:13:15] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:13:15] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 12 reset in 8677 ms.
Product exploration explored 100000 steps with 21 reset in 9161 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 850 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:13:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:13:49] [INFO ] Invariant cache hit.
[2023-03-16 21:13:58] [INFO ] Implicit Places using invariants in 8732 ms returned []
Implicit Place search using SMT only with invariants took 8735 ms to find 0 implicit places.
[2023-03-16 21:13:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:13:58] [INFO ] Invariant cache hit.
[2023-03-16 21:14:28] [INFO ] Performed 96376/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:14:43] [INFO ] Dead Transitions using invariants and state equation in 44826 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54415 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-11 finished in 241078 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G((X(p0) U p1)) U G(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 485 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:14:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:14:49] [INFO ] Computed 19 place invariants in 265 ms
[2023-03-16 21:14:57] [INFO ] Implicit Places using invariants in 8756 ms returned []
Implicit Place search using SMT only with invariants took 8758 ms to find 0 implicit places.
[2023-03-16 21:14:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:14:57] [INFO ] Invariant cache hit.
[2023-03-16 21:15:28] [INFO ] Performed 97971/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:15:42] [INFO ] Dead Transitions using invariants and state equation in 44964 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54211 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 223 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 1}, { cond=p2, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=p2, acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(LEQ 2 s547), p1:(LEQ s924 s677), p0:(LEQ s120 s1140)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 55780 steps with 18498 reset in 10004 ms.
Product exploration timeout after 60340 steps with 20039 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 p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT p2))), true, (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 680 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 720 ms. (steps per millisecond=13 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 21:16:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:16:06] [INFO ] Invariant cache hit.
[2023-03-16 21:16:06] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:16:06] [INFO ] After 255ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:16:06] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-16 21:16:30] [INFO ] After 23596ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:16:31] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:16:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:16:31] [INFO ] After 25018ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 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 1831 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 1834 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 868 ms. (steps per millisecond=11 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 3356 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3356 steps, saw 2851 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 21:16:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:16:38] [INFO ] Computed 19 place invariants in 251 ms
[2023-03-16 21:16:38] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 21:16:38] [INFO ] After 263ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:16:38] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-16 21:17:02] [INFO ] After 23472ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:17:02] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:17:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:17:03] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 904 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 904 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 906 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:17:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:17:05] [INFO ] Invariant cache hit.
[2023-03-16 21:17:13] [INFO ] Implicit Places using invariants in 8343 ms returned []
Implicit Place search using SMT only with invariants took 8348 ms to find 0 implicit places.
[2023-03-16 21:17:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:17:13] [INFO ] Invariant cache hit.
[2023-03-16 21:17:43] [INFO ] Performed 98393/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:17:57] [INFO ] Dead Transitions using invariants and state equation in 43982 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53253 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT p2))), true, (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p1) p0)), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 16 factoid took 731 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Stuttering acceptance computed with spot in 190 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
[2023-03-16 21:17:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:17:59] [INFO ] Computed 19 place invariants in 280 ms
Could not prove EG (NOT 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 404 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:18:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:18:15] [INFO ] Invariant cache hit.
[2023-03-16 21:18:23] [INFO ] Implicit Places using invariants in 8174 ms returned []
Implicit Place search using SMT only with invariants took 8175 ms to find 0 implicit places.
[2023-03-16 21:18:23] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:18:23] [INFO ] Invariant cache hit.
[2023-03-16 21:18:53] [INFO ] Performed 94443/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:19:09] [INFO ] Dead Transitions using invariants and state equation in 46071 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54655 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 p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT p2))), true, (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 742 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 933 ms. (steps per millisecond=10 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 21:19:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:19:12] [INFO ] Invariant cache hit.
[2023-03-16 21:19:13] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:19:13] [INFO ] After 252ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 21:19:13] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 21:19:36] [INFO ] After 23280ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 21:19:37] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:19:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:19:38] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 1733 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 1739 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 819 ms. (steps per millisecond=12 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:19:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:19:41] [INFO ] Computed 19 place invariants in 340 ms
[2023-03-16 21:19:41] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:19:41] [INFO ] After 224ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:19:42] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-16 21:20:03] [INFO ] After 21351ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:20:04] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:20:06] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:20:06] [INFO ] After 25023ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 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 877 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 877 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 859 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 66 ms. (steps per millisecond=151 ) properties (out of 3) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3224 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3224 steps, saw 2739 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-16 21:20:12] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:20:12] [INFO ] Invariant cache hit.
[2023-03-16 21:20:12] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 21:20:12] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 21:20:12] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:20:34] [INFO ] After 21465ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 21:20:34] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:20:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:20:37] [INFO ] After 25015ms 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 893 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 893 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 898 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:20:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:20:39] [INFO ] Invariant cache hit.
[2023-03-16 21:20:47] [INFO ] Implicit Places using invariants in 8236 ms returned []
Implicit Place search using SMT only with invariants took 8239 ms to find 0 implicit places.
[2023-03-16 21:20:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:20:47] [INFO ] Invariant cache hit.
[2023-03-16 21:21:17] [INFO ] Performed 98349/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:21:31] [INFO ] Dead Transitions using invariants and state equation in 44114 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53263 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X (NOT p2))), true, (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(F (NOT p0)), (F (AND (NOT p1) p0)), (F (AND (NOT p0) (NOT p2))), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 16 factoid took 1055 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 6 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 207 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Stuttering acceptance computed with spot in 201 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
[2023-03-16 21:21:33] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-16 21:21:34] [INFO ] Computed 19 place invariants in 299 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 216 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Product exploration timeout after 58590 steps with 19515 reset in 10001 ms.
Product exploration timeout after 60130 steps with 19913 reset in 10001 ms.
Applying partial POR strategy [false, true, false, true, true, true]
Stuttering acceptance computed with spot in 199 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Support contains 5 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 841 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:22:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:22:10] [INFO ] Invariant cache hit.
[2023-03-16 21:22:40] [INFO ] Performed 98642/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:22:54] [INFO ] Dead Transitions using invariants and state equation in 44107 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44952 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 408 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:22:55] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:22:55] [INFO ] Invariant cache hit.
[2023-03-16 21:23:03] [INFO ] Implicit Places using invariants in 8084 ms returned []
Implicit Place search using SMT only with invariants took 8085 ms to find 0 implicit places.
[2023-03-16 21:23:03] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:23:03] [INFO ] Invariant cache hit.
[2023-03-16 21:23:33] [INFO ] Performed 98430/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:23:47] [INFO ] Dead Transitions using invariants and state equation in 44171 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52669 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-12 finished in 544131 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)&&X(p1)) U G(p2)))'
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 452 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-16 21:23:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:23:53] [INFO ] Invariant cache hit.
[2023-03-16 21:24:01] [INFO ] Implicit Places using invariants in 8621 ms returned []
Implicit Place search using SMT only with invariants took 8622 ms to find 0 implicit places.
[2023-03-16 21:24:01] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:24:01] [INFO ] Invariant cache hit.
[2023-03-16 21:24:32] [INFO ] Performed 96305/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:24:46] [INFO ] Dead Transitions using invariants and state equation in 44940 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54018 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 221 ms :[(NOT p2), (NOT p0), (NOT p1), (AND (NOT p2) (NOT p1)), true, (AND (NOT p2) p1)]
Running random walk in product with property : RERS17pb115-PT-6-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}, { cond=p2, acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND p2 (NOT p1)), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 4}, { cond=(AND p2 p1), acceptance={} source=5 dest: 5}]], initial=0, aps=[p2:(LEQ s678 s170), p0:(GT s180 s916), p1:(OR (LEQ s180 s916) (GT s651 s709))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 59050 steps with 19825 reset in 10004 ms.
Product exploration timeout after 59160 steps with 19778 reset in 10003 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X p1), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X p2)), true, (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 16 factoid took 768 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 188 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1080 ms. (steps per millisecond=9 ) properties (out of 7) 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 7) 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 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 2910 steps, run timeout after 3005 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2910 steps, saw 2470 distinct states, run finished after 3005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 21:25:13] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-16 21:25:13] [INFO ] Invariant cache hit.
[2023-03-16 21:25:14] [INFO ] After 269ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:25:14] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-16 21:25:39] [INFO ] After 24642ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:25:40] [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:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:25:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:25:40] [INFO ] After 26407ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 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 2463 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 2468 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 977 ms. (steps per millisecond=10 ) properties (out of 7) 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 7) 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 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 2911 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2911 steps, saw 2474 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-16 21:25:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-16 21:25:48] [INFO ] Computed 19 place invariants in 286 ms
[2023-03-16 21:25:48] [INFO ] After 267ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-16 21:25:48] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-16 21:26:13] [INFO ] After 24609ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 21:26:14] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 21:26:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:26:14] [INFO ] After 25834ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6 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 866 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 866 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 1015 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-16 21:26:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:26:16] [INFO ] Invariant cache hit.
[2023-03-16 21:26:24] [INFO ] Implicit Places using invariants in 7999 ms returned []
Implicit Place search using SMT only with invariants took 8000 ms to find 0 implicit places.
[2023-03-16 21:26:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:26:24] [INFO ] Invariant cache hit.
[2023-03-16 21:26:54] [INFO ] Performed 91801/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:27:11] [INFO ] Dead Transitions using invariants and state equation in 46996 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56022 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p0)), (X p1), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X p2)), true, (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 724 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 155 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Support contains 6 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 1058 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-16 21:27:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:27:13] [INFO ] Invariant cache hit.
[2023-03-16 21:27:22] [INFO ] Implicit Places using invariants in 8774 ms returned []
Implicit Place search using SMT only with invariants took 8782 ms to find 0 implicit places.
[2023-03-16 21:27:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:27:22] [INFO ] Invariant cache hit.
[2023-03-16 21:27:52] [INFO ] Performed 97631/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-16 21:28:07] [INFO ] Dead Transitions using invariants and state equation in 44900 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54744 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X p2), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (NOT p0)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (X p2)), true, (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 730 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 155 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1019 ms. (steps per millisecond=9 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) 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
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 21:28:10] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-16 21:28:10] [INFO ] Invariant cache hit.
[2023-03-16 21:28:11] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 21:28:11] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-16 21:28:33] [INFO ] After 22537ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 21:28:34] [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 21:28:36] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 21:28:36] [INFO ] After 25017ms 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 6 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 1137 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 1140 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1121 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 293 ms. (steps per millisecond=34 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 4) seen :0
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 13383108 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15999044 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-6"
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-6, 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-167889199300187"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-6.tgz
mv RERS17pb115-PT-6 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;