About the Execution of LTSMin+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 |
| 10811.063 | 3600000.00 | 3962795.00 | 7896.00 | 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.r329-tall-167889201700187.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb115-PT-6, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201700187
=====================================================================
--------------------
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 1679063673479
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-6
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 14:34:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 14:34:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 14:34:37] [INFO ] Load time of PNML (sax parser for PT used): 1813 ms
[2023-03-17 14:34:37] [INFO ] Transformed 1399 places.
[2023-03-17 14:34:37] [INFO ] Transformed 144369 transitions.
[2023-03-17 14:34:37] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2253 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 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 818 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 14:34:39] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 14:34:39] [INFO ] Computed 19 place invariants in 378 ms
[2023-03-17 14:34:47] [INFO ] Implicit Places using invariants in 8655 ms returned []
Implicit Place search using SMT only with invariants took 8692 ms to find 0 implicit places.
[2023-03-17 14:34:47] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:34:48] [INFO ] Invariant cache hit.
[2023-03-17 14:35:18] [INFO ] Performed 96992/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:35:32] [INFO ] Dead Transitions using invariants and state equation in 44852 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 54379 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 52 out of 1381 places after structural reductions.
[2023-03-17 14:35:37] [INFO ] Flatten gal took : 3301 ms
[2023-03-17 14:35:40] [INFO ] Flatten gal took : 3589 ms
[2023-03-17 14:35:47] [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 962 ms. (steps per millisecond=10 ) properties (out of 30) seen :14
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
[2023-03-17 14:35:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:35:49] [INFO ] Invariant cache hit.
[2023-03-17 14:35:50] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 14:35:50] [INFO ] After 586ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-17 14:35:50] [INFO ] [Nat]Absence check using 19 positive place invariants in 19 ms returned sat
[2023-03-17 14:36:15] [INFO ] After 24497ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :16
[2023-03-17 14:36:17] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:36:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:36:17] [INFO ] After 26607ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:16
Fused 16 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 27 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 2324 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 2329 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1507 ms. (steps per millisecond=6 ) properties (out of 16) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
[2023-03-17 14:36:22] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 14:36:22] [INFO ] Computed 19 place invariants in 250 ms
[2023-03-17 14:36:23] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 14:36:23] [INFO ] After 486ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2023-03-17 14:36:23] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 14:36:48] [INFO ] After 24484ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :13
[2023-03-17 14:36:48] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:36:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:36:48] [INFO ] After 25895ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:13
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 20 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 1026 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 1029 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1088 ms. (steps per millisecond=9 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 12) seen :0
Interrupted probabilistic random walk after 5917 steps, run timeout after 6006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 5917 steps, saw 5026 distinct states, run finished after 6011 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 12 properties.
[2023-03-17 14:36:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:36:58] [INFO ] Invariant cache hit.
[2023-03-17 14:36:59] [INFO ] [Real]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-17 14:36:59] [INFO ] After 486ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-17 14:36:59] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 14:37:24] [INFO ] After 24537ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-17 14:37:24] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:37:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:37:24] [INFO ] After 25737ms 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 18 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 911 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 911 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 734 ms. (steps per millisecond=13 ) properties (out of 12) 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 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 12) 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 12) 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 12) 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 12) 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 12) 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 12) 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 12) 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 12) 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 12) 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 12) seen :0
Interrupted probabilistic random walk after 3334 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3334 steps, saw 2832 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 12 properties.
[2023-03-17 14:37:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:37:30] [INFO ] Invariant cache hit.
[2023-03-17 14:37:31] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 14:37:31] [INFO ] After 462ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:12
[2023-03-17 14:37:31] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 14:37:56] [INFO ] After 24572ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-17 14:37:57] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:37:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:37:57] [INFO ] After 25751ms 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 18 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 902 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 903 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 901 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:37:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:37:58] [INFO ] Invariant cache hit.
[2023-03-17 14:38:06] [INFO ] Implicit Places using invariants in 7671 ms returned []
Implicit Place search using SMT only with invariants took 7671 ms to find 0 implicit places.
[2023-03-17 14:38:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:38:06] [INFO ] Invariant cache hit.
[2023-03-17 14:38:36] [INFO ] Performed 98972/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:38:50] [INFO ] Dead Transitions using invariants and state equation in 43920 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52509 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 412 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 14:38:51] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 14:38:52] [INFO ] Computed 19 place invariants in 262 ms
[2023-03-17 14:38:59] [INFO ] Implicit Places using invariants in 8034 ms returned []
Implicit Place search using SMT only with invariants took 8034 ms to find 0 implicit places.
[2023-03-17 14:38:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:38:59] [INFO ] Invariant cache hit.
[2023-03-17 14:39:29] [INFO ] Performed 98072/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:39:44] [INFO ] Dead Transitions using invariants and state equation in 44700 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53149 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 181 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 53783 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 407 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 14:39:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:39:45] [INFO ] Invariant cache hit.
[2023-03-17 14:39:53] [INFO ] Implicit Places using invariants in 8063 ms returned []
Implicit Place search using SMT only with invariants took 8065 ms to find 0 implicit places.
[2023-03-17 14:39:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:39:53] [INFO ] Invariant cache hit.
[2023-03-17 14:40:23] [INFO ] Performed 97002/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:40:38] [INFO ] Dead Transitions using invariants and state equation in 45030 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53506 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 85 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 53938 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 1058 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 14:40:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 14:40:40] [INFO ] Computed 19 place invariants in 240 ms
[2023-03-17 14:40:47] [INFO ] Implicit Places using invariants in 7785 ms returned []
Implicit Place search using SMT only with invariants took 7793 ms to find 0 implicit places.
[2023-03-17 14:40:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:40:47] [INFO ] Invariant cache hit.
[2023-03-17 14:41:18] [INFO ] Performed 98645/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:41:31] [INFO ] Dead Transitions using invariants and state equation in 44005 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52863 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 158 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 130 reset in 7464 ms.
Product exploration explored 100000 steps with 150 reset in 7059 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 204 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 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 9448 steps, including 2 resets, run visited all 2 properties in 691 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 234 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 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-17 14:41:49] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:41:49] [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 839 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:42:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:42:05] [INFO ] Invariant cache hit.
[2023-03-17 14:42:13] [INFO ] Implicit Places using invariants in 7940 ms returned []
Implicit Place search using SMT only with invariants took 7944 ms to find 0 implicit places.
[2023-03-17 14:42:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:42:13] [INFO ] Invariant cache hit.
[2023-03-17 14:42:43] [INFO ] Performed 99204/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:42:57] [INFO ] Dead Transitions using invariants and state equation in 43955 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52741 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 180 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 64 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 5632 steps, including 1 resets, run visited all 2 properties in 380 ms. (steps per millisecond=14 )
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 214 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 59 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-17 14:42:59] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:43:00] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 118 reset in 7071 ms.
Product exploration explored 100000 steps with 134 reset in 7036 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 842 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:43:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:43:30] [INFO ] Invariant cache hit.
[2023-03-17 14:43:38] [INFO ] Implicit Places using invariants in 7944 ms returned []
Implicit Place search using SMT only with invariants took 7945 ms to find 0 implicit places.
[2023-03-17 14:43:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:43:38] [INFO ] Invariant cache hit.
[2023-03-17 14:44:08] [INFO ] Performed 99503/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:44:21] [INFO ] Dead Transitions using invariants and state equation in 43571 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52364 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-02 finished in 228270 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 401 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 14:44:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 14:44:27] [INFO ] Computed 19 place invariants in 257 ms
[2023-03-17 14:44:36] [INFO ] Implicit Places using invariants in 8444 ms returned []
Implicit Place search using SMT only with invariants took 8445 ms to find 0 implicit places.
[2023-03-17 14:44:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:44:36] [INFO ] Invariant cache hit.
[2023-03-17 14:45:06] [INFO ] Performed 97177/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:45:21] [INFO ] Dead Transitions using invariants and state equation in 45084 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53936 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 126 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 4 ms.
FORMULA RERS17pb115-PT-6-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb115-PT-6-LTLCardinality-03 finished in 54420 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 453 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 14:45:22] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:45:22] [INFO ] Invariant cache hit.
[2023-03-17 14:45:30] [INFO ] Implicit Places using invariants in 8512 ms returned []
Implicit Place search using SMT only with invariants took 8513 ms to find 0 implicit places.
[2023-03-17 14:45:30] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 14:45:30] [INFO ] Invariant cache hit.
[2023-03-17 14:46:00] [INFO ] Performed 97177/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:46:15] [INFO ] Dead Transitions using invariants and state equation in 44909 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53883 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 131 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 54409 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 958 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 14:46:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 14:46:17] [INFO ] Computed 19 place invariants in 234 ms
[2023-03-17 14:46:25] [INFO ] Implicit Places using invariants in 8076 ms returned []
Implicit Place search using SMT only with invariants took 8076 ms to find 0 implicit places.
[2023-03-17 14:46:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:46:25] [INFO ] Invariant cache hit.
[2023-03-17 14:46:55] [INFO ] Performed 94775/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:47:10] [INFO ] Dead Transitions using invariants and state equation in 45845 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54883 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 63 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 7743 ms.
Product exploration explored 100000 steps with 0 reset in 7836 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 67 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 744 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 63 ms. (steps per millisecond=158 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3039 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3039 steps, saw 2583 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 14:47:31] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:47:31] [INFO ] Invariant cache hit.
[2023-03-17 14:47:31] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 14:47:51] [INFO ] After 19157ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 14:47:51] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 14:47:56] [INFO ] After 5096ms SMT Verify possible using 741 Read/Feed constraints in real domain returned unsat :0 sat :0
[2023-03-17 14:47:56] [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 918 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 921 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 817 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 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3046 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3046 steps, saw 2589 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 14:48:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:48:01] [INFO ] Invariant cache hit.
[2023-03-17 14:48:02] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 14:48:21] [INFO ] After 19113ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 14:48:21] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:48:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:48:27] [INFO ] After 25030ms 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 912 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 912 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 922 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:48:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:48:28] [INFO ] Invariant cache hit.
[2023-03-17 14:48:37] [INFO ] Implicit Places using invariants in 8468 ms returned []
Implicit Place search using SMT only with invariants took 8469 ms to find 0 implicit places.
[2023-03-17 14:48:37] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:48:37] [INFO ] Invariant cache hit.
[2023-03-17 14:49:07] [INFO ] Performed 98328/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:49:21] [INFO ] Dead Transitions using invariants and state equation in 44004 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53408 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 99 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 55 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
[2023-03-17 14:49:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:49:22] [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 811 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:49:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:49:38] [INFO ] Invariant cache hit.
[2023-03-17 14:49:45] [INFO ] Implicit Places using invariants in 7865 ms returned []
Implicit Place search using SMT only with invariants took 7866 ms to find 0 implicit places.
[2023-03-17 14:49:46] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:49:46] [INFO ] Invariant cache hit.
[2023-03-17 14:50:16] [INFO ] Performed 97803/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:50:30] [INFO ] Dead Transitions using invariants and state equation in 44754 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53434 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 118 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 54 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 575 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3739 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3739 steps, saw 3173 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 14:50:35] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:50:35] [INFO ] Invariant cache hit.
[2023-03-17 14:50:35] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-17 14:50:54] [INFO ] After 18980ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 14:50:55] [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)
[2023-03-17 14:51:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:51:00] [INFO ] After 25022ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 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 903 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 708 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3197 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3197 steps, saw 2716 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 14:51:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:51:05] [INFO ] Invariant cache hit.
[2023-03-17 14:51:05] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 14:51:25] [INFO ] After 19294ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 14:51:25] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 14:51:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 14:51:30] [INFO ] After 25019ms 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 902 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 902 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 889 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:51:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:51:32] [INFO ] Invariant cache hit.
[2023-03-17 14:51:40] [INFO ] Implicit Places using invariants in 8238 ms returned []
Implicit Place search using SMT only with invariants took 8239 ms to find 0 implicit places.
[2023-03-17 14:51:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:51:40] [INFO ] Invariant cache hit.
[2023-03-17 14:52:10] [INFO ] Performed 99405/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:52:24] [INFO ] Dead Transitions using invariants and state equation in 43597 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52737 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 111 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 78 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
[2023-03-17 14:52:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:52:25] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 7492 ms.
Product exploration explored 100000 steps with 0 reset in 7616 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.
[2023-03-17 14:52:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:52:56] [INFO ] Invariant cache hit.
[2023-03-17 14:53:04] [INFO ] Implicit Places using invariants in 8056 ms returned []
Implicit Place search using SMT only with invariants took 8056 ms to find 0 implicit places.
[2023-03-17 14:53:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:53:04] [INFO ] Invariant cache hit.
[2023-03-17 14:53:34] [INFO ] Performed 95308/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:53:50] [INFO ] Dead Transitions using invariants and state equation in 45530 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54405 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-05 finished in 459052 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 943 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 14:53:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:53:56] [INFO ] Invariant cache hit.
[2023-03-17 14:54:04] [INFO ] Implicit Places using invariants in 7928 ms returned []
Implicit Place search using SMT only with invariants took 7931 ms to find 0 implicit places.
[2023-03-17 14:54:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:54:04] [INFO ] Invariant cache hit.
[2023-03-17 14:54:34] [INFO ] Performed 99970/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:54:47] [INFO ] Dead Transitions using invariants and state equation in 43462 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52343 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 65 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 7820 ms.
Product exploration explored 100000 steps with 0 reset in 7662 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 149 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 24 ms :[(NOT p0)]
Finished random walk after 5215 steps, including 1 resets, run visited all 1 properties in 265 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 212 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
[2023-03-17 14:55:04] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:55:05] [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 807 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:55:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:55:21] [INFO ] Invariant cache hit.
[2023-03-17 14:55:28] [INFO ] Implicit Places using invariants in 7538 ms returned []
Implicit Place search using SMT only with invariants took 7542 ms to find 0 implicit places.
[2023-03-17 14:55:28] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:55:28] [INFO ] Invariant cache hit.
[2023-03-17 14:55:58] [INFO ] Performed 94611/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:56:14] [INFO ] Dead Transitions using invariants and state equation in 45978 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54332 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 105 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Finished random walk after 432 steps, including 0 resets, run visited all 1 properties in 21 ms. (steps per millisecond=20 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 123 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 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-17 14:56:16] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:56:16] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 7808 ms.
Product exploration explored 100000 steps with 0 reset in 8030 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 835 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:56:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:56:48] [INFO ] Invariant cache hit.
[2023-03-17 14:56:56] [INFO ] Implicit Places using invariants in 7911 ms returned []
Implicit Place search using SMT only with invariants took 7913 ms to find 0 implicit places.
[2023-03-17 14:56:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:56:56] [INFO ] Invariant cache hit.
[2023-03-17 14:57:26] [INFO ] Performed 98889/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:57:41] [INFO ] Dead Transitions using invariants and state equation in 45100 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53852 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-06 finished in 232581 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 960 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 14:57:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:57:48] [INFO ] Invariant cache hit.
[2023-03-17 14:57:57] [INFO ] Implicit Places using invariants in 8257 ms returned []
Implicit Place search using SMT only with invariants took 8257 ms to find 0 implicit places.
[2023-03-17 14:57:57] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:57:57] [INFO ] Invariant cache hit.
[2023-03-17 14:58:27] [INFO ] Performed 91551/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 14:58:43] [INFO ] Dead Transitions using invariants and state equation in 46161 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55384 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 86 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 explored 100000 steps with 0 reset in 8278 ms.
Product exploration explored 100000 steps with 0 reset in 7822 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 273 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 81 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 9265 steps, including 2 resets, run visited all 3 properties in 627 ms. (steps per millisecond=14 )
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 p0), (F (AND (NOT p0) p1))]
Knowledge based reduction with 7 factoid took 294 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 63 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-17 14:59:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:59:02] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-17 14:59:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:59:17] [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 854 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 14:59:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:59:33] [INFO ] Invariant cache hit.
[2023-03-17 14:59:41] [INFO ] Implicit Places using invariants in 7855 ms returned []
Implicit Place search using SMT only with invariants took 7856 ms to find 0 implicit places.
[2023-03-17 14:59:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 14:59:41] [INFO ] Invariant cache hit.
[2023-03-17 15:00:11] [INFO ] Performed 98864/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:00:25] [INFO ] Dead Transitions using invariants and state equation in 43950 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52663 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 238 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 69 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 688 ms. (steps per millisecond=14 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 15:00:27] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:00:27] [INFO ] Invariant cache hit.
[2023-03-17 15:00:27] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:00:28] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 15:00:47] [INFO ] After 19006ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:00:47] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 15:00:53] [INFO ] After 5077ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-17 15:00:53] [INFO ] After 25021ms 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 1047 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 1051 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 607 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 57 ms. (steps per millisecond=175 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3191 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3191 steps, saw 2711 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 15:00:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:00:58] [INFO ] Invariant cache hit.
[2023-03-17 15:00:58] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 15:00:58] [INFO ] [Nat]Absence check using 19 positive place invariants in 9 ms returned sat
[2023-03-17 15:01:17] [INFO ] After 19050ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 15:01:18] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 15:01:23] [INFO ] After 5205ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-17 15:01:23] [INFO ] After 25025ms 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 989 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 989 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 907 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:01:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:01:25] [INFO ] Invariant cache hit.
[2023-03-17 15:01:32] [INFO ] Implicit Places using invariants in 7686 ms returned []
Implicit Place search using SMT only with invariants took 7687 ms to find 0 implicit places.
[2023-03-17 15:01:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:01:32] [INFO ] Invariant cache hit.
[2023-03-17 15:02:03] [INFO ] Performed 99863/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:02:16] [INFO ] Dead Transitions using invariants and state equation in 43626 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52233 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 263 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 58 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-17 15:02:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:02:17] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2023-03-17 15:02:32] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:02:33] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 86 ms :[(OR (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 8448 ms.
Product exploration explored 100000 steps with 0 reset in 8325 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 842 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:03:06] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:03:06] [INFO ] Invariant cache hit.
[2023-03-17 15:03:14] [INFO ] Implicit Places using invariants in 8232 ms returned []
Implicit Place search using SMT only with invariants took 8234 ms to find 0 implicit places.
[2023-03-17 15:03:14] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:03:14] [INFO ] Invariant cache hit.
[2023-03-17 15:03:44] [INFO ] Performed 97289/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:03:58] [INFO ] Dead Transitions using invariants and state equation in 44194 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53274 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-07 finished in 376272 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 465 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:04:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:04:04] [INFO ] Computed 19 place invariants in 309 ms
[2023-03-17 15:04:12] [INFO ] Implicit Places using invariants in 8209 ms returned []
Implicit Place search using SMT only with invariants took 8210 ms to find 0 implicit places.
[2023-03-17 15:04:12] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:04:12] [INFO ] Invariant cache hit.
[2023-03-17 15:04:42] [INFO ] Performed 93265/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:04:59] [INFO ] Dead Transitions using invariants and state equation in 46679 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55360 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 90 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 49270 steps with 24635 reset in 10002 ms.
Product exploration timeout after 61450 steps with 30725 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 60 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 76316 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 409 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:05:20] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:05:20] [INFO ] Invariant cache hit.
[2023-03-17 15:05:28] [INFO ] Implicit Places using invariants in 8163 ms returned []
Implicit Place search using SMT only with invariants took 8165 ms to find 0 implicit places.
[2023-03-17 15:05:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:05:28] [INFO ] Invariant cache hit.
[2023-03-17 15:05:59] [INFO ] Performed 99076/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:06:12] [INFO ] Dead Transitions using invariants and state equation in 43936 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52518 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 384 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 66440 steps with 16610 reset in 10001 ms.
Product exploration timeout after 69120 steps with 17280 reset in 10002 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p3 (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 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 410 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 942 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 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 72 ms. (steps per millisecond=138 ) 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 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 88 ms. (steps per millisecond=113 ) properties (out of 7) 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 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
Running SMT prover for 7 properties.
[2023-03-17 15:06:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:06:36] [INFO ] Invariant cache hit.
[2023-03-17 15:06:36] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-17 15:06:37] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-17 15:07:02] [INFO ] After 24828ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-17 15:07:02] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:07:02] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:07:02] [INFO ] After 26069ms 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 1769 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 1772 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 777 ms. (steps per millisecond=12 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 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 64 ms. (steps per millisecond=156 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:07:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:07:06] [INFO ] Computed 19 place invariants in 237 ms
[2023-03-17 15:07:06] [INFO ] After 189ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:07:06] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-17 15:07:27] [INFO ] After 21012ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:07:28] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:07:31] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:07:31] [INFO ] After 25027ms 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 902 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 902 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 691 ms. (steps per millisecond=14 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3559 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3559 steps, saw 3022 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:07:36] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:07:36] [INFO ] Invariant cache hit.
[2023-03-17 15:07:36] [INFO ] After 183ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:07:36] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-17 15:07:58] [INFO ] After 21185ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:07:58] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:08:01] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:08:01] [INFO ] After 25019ms 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 908 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 908 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 903 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:08:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:08:03] [INFO ] Invariant cache hit.
[2023-03-17 15:08:11] [INFO ] Implicit Places using invariants in 8011 ms returned []
Implicit Place search using SMT only with invariants took 8013 ms to find 0 implicit places.
[2023-03-17 15:08:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:08:11] [INFO ] Invariant cache hit.
[2023-03-17 15:08:41] [INFO ] Performed 95540/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:08:56] [INFO ] Dead Transitions using invariants and state equation in 44850 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53778 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 354 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 388 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 366 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 401 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:08:58] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:08:58] [INFO ] Computed 19 place invariants in 230 ms
[2023-03-17 15:09:06] [INFO ] Implicit Places using invariants in 8018 ms returned []
Implicit Place search using SMT only with invariants took 8020 ms to find 0 implicit places.
[2023-03-17 15:09:06] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:09:06] [INFO ] Invariant cache hit.
[2023-03-17 15:09:36] [INFO ] Performed 98388/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:09:50] [INFO ] Dead Transitions using invariants and state equation in 44314 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52737 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 104 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 372 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 692 ms. (steps per millisecond=14 ) properties (out of 15) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:09:53] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:09:53] [INFO ] Invariant cache hit.
[2023-03-17 15:09:53] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:09:53] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:10:16] [INFO ] After 22469ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:10:17] [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)
[2023-03-17 15:10:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:10:18] [INFO ] After 25033ms 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 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 2190 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 2195 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 949 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 3) 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 3) seen :0
Interrupted probabilistic random walk after 3444 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3444 steps, saw 2923 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:10:25] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:10:25] [INFO ] Computed 19 place invariants in 243 ms
[2023-03-17 15:10:25] [INFO ] After 201ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:10:25] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:10:48] [INFO ] After 22280ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:10:48] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:10:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:10:50] [INFO ] After 25027ms 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 922 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 922 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 914 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:10:52] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:10:52] [INFO ] Invariant cache hit.
[2023-03-17 15:11:00] [INFO ] Implicit Places using invariants in 7829 ms returned []
Implicit Place search using SMT only with invariants took 7829 ms to find 0 implicit places.
[2023-03-17 15:11:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:11:00] [INFO ] Invariant cache hit.
[2023-03-17 15:11:30] [INFO ] Performed 90978/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:11:48] [INFO ] Dead Transitions using invariants and state equation in 47898 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56654 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 409 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 455 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 419 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 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))]
Product exploration timeout after 69560 steps with 17390 reset in 10001 ms.
Product exploration timeout after 69030 steps with 17257 reset in 10001 ms.
Applying partial POR strategy [true, false, false, true, true, false, false, true, false, false, false]
Stuttering acceptance computed with spot in 391 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 992 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:12:11] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:12:12] [INFO ] Computed 19 place invariants in 289 ms
[2023-03-17 15:12:42] [INFO ] Performed 96533/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:12:56] [INFO ] Dead Transitions using invariants and state equation in 45055 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46054 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 412 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:12:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:12:57] [INFO ] Invariant cache hit.
[2023-03-17 15:13:05] [INFO ] Implicit Places using invariants in 8036 ms returned []
Implicit Place search using SMT only with invariants took 8037 ms to find 0 implicit places.
[2023-03-17 15:13:05] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:13:05] [INFO ] Invariant cache hit.
[2023-03-17 15:13:35] [INFO ] Performed 95959/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:13:50] [INFO ] Dead Transitions using invariants and state equation in 45061 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53515 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-09 finished in 515626 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 1010 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 15:13:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:13:57] [INFO ] Computed 19 place invariants in 272 ms
[2023-03-17 15:14:05] [INFO ] Implicit Places using invariants in 8527 ms returned []
Implicit Place search using SMT only with invariants took 8533 ms to find 0 implicit places.
[2023-03-17 15:14:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:14:05] [INFO ] Invariant cache hit.
[2023-03-17 15:14:35] [INFO ] Performed 95930/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:14:51] [INFO ] Dead Transitions using invariants and state equation in 45624 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55171 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Stuttering acceptance computed with spot in 85 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 8448 ms.
Product exploration explored 100000 steps with 7 reset in 7861 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 122 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))]
Finished random walk after 6489 steps, including 1 resets, run visited all 2 properties in 455 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 168 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-17 15:15:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:15:10] [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 844 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:15:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:15:26] [INFO ] Invariant cache hit.
[2023-03-17 15:15:34] [INFO ] Implicit Places using invariants in 8112 ms returned []
Implicit Place search using SMT only with invariants took 8112 ms to find 0 implicit places.
[2023-03-17 15:15:34] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:15:34] [INFO ] Invariant cache hit.
[2023-03-17 15:16:04] [INFO ] Performed 96748/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:16:18] [INFO ] Dead Transitions using invariants and state equation in 44816 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53777 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 88 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 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 5989 steps, including 1 resets, run visited all 2 properties in 413 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 115 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 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-17 15:16:20] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:16:21] [INFO ] Invariant cache hit.
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 9 reset in 7977 ms.
Product exploration explored 100000 steps with 10 reset in 7749 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 820 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:16:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:16:53] [INFO ] Invariant cache hit.
[2023-03-17 15:17:00] [INFO ] Implicit Places using invariants in 7793 ms returned []
Implicit Place search using SMT only with invariants took 7794 ms to find 0 implicit places.
[2023-03-17 15:17:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:17:00] [INFO ] Invariant cache hit.
[2023-03-17 15:17:30] [INFO ] Performed 98119/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:17:45] [INFO ] Dead Transitions using invariants and state equation in 44307 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52928 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-11 finished in 234579 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 414 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:17:50] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:17:51] [INFO ] Computed 19 place invariants in 301 ms
[2023-03-17 15:17:59] [INFO ] Implicit Places using invariants in 8710 ms returned []
Implicit Place search using SMT only with invariants took 8713 ms to find 0 implicit places.
[2023-03-17 15:17:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:17:59] [INFO ] Invariant cache hit.
[2023-03-17 15:18:29] [INFO ] Performed 97757/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:18:43] [INFO ] Dead Transitions using invariants and state equation in 44181 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53312 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 198 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 67770 steps with 22661 reset in 10001 ms.
Product exploration timeout after 67650 steps with 22613 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 755 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 201 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 701 ms. (steps per millisecond=14 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:19:07] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:19:07] [INFO ] Invariant cache hit.
[2023-03-17 15:19:07] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 15:19:07] [INFO ] After 220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:19:07] [INFO ] [Nat]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 15:19:29] [INFO ] After 21540ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:19:29] [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.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:19:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:19:32] [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 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 1785 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 1788 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 699 ms. (steps per millisecond=14 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3122 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3122 steps, saw 2651 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:19:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:19:38] [INFO ] Computed 19 place invariants in 247 ms
[2023-03-17 15:19:38] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2023-03-17 15:19:38] [INFO ] After 211ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:19:39] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 15:20:00] [INFO ] After 21068ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:20:00] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:20:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:20:03] [INFO ] After 25019ms 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 902 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 902 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 900 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:20:05] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:20:05] [INFO ] Invariant cache hit.
[2023-03-17 15:20:13] [INFO ] Implicit Places using invariants in 7824 ms returned []
Implicit Place search using SMT only with invariants took 7825 ms to find 0 implicit places.
[2023-03-17 15:20:13] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:20:13] [INFO ] Invariant cache hit.
[2023-03-17 15:20:43] [INFO ] Performed 98553/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:20:57] [INFO ] Dead Transitions using invariants and state equation in 44219 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52957 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 (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 694 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 172 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 189 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
[2023-03-17 15:20:59] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:20:59] [INFO ] Computed 19 place invariants in 250 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 412 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:21:15] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:21:15] [INFO ] Invariant cache hit.
[2023-03-17 15:21:23] [INFO ] Implicit Places using invariants in 8002 ms returned []
Implicit Place search using SMT only with invariants took 8003 ms to find 0 implicit places.
[2023-03-17 15:21:23] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:21:23] [INFO ] Invariant cache hit.
[2023-03-17 15:21:53] [INFO ] Performed 97838/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:22:07] [INFO ] Dead Transitions using invariants and state equation in 44592 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53010 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 626 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 181 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 686 ms. (steps per millisecond=14 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:22:10] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:22:10] [INFO ] Invariant cache hit.
[2023-03-17 15:22:10] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 15:22:10] [INFO ] After 210ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:22:11] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 15:22:32] [INFO ] After 21786ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:22:33] [INFO ] State equation strengthened by 2277 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:22:35] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:22:35] [INFO ] After 25027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 1767 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 1772 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 788 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 63 ms. (steps per millisecond=158 ) 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 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3253 steps, run timeout after 3007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3253 steps, saw 2763 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 15:22:41] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:22:42] [INFO ] Computed 19 place invariants in 239 ms
[2023-03-17 15:22:42] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 15:22:42] [INFO ] After 218ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 15:22:42] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 15:23:03] [INFO ] After 21100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 15:23:04] [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)
[2023-03-17 15:23:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:23:07] [INFO ] After 25016ms 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 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 892 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:23:09] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:23:09] [INFO ] Invariant cache hit.
[2023-03-17 15:23:17] [INFO ] Implicit Places using invariants in 7875 ms returned []
Implicit Place search using SMT only with invariants took 7876 ms to find 0 implicit places.
[2023-03-17 15:23:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:23:17] [INFO ] Invariant cache hit.
[2023-03-17 15:23:47] [INFO ] Performed 95128/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:24:03] [INFO ] Dead Transitions using invariants and state equation in 45984 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54763 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 788 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 186 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 186 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
[2023-03-17 15:24:04] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:24:05] [INFO ] Computed 19 place invariants in 242 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 202 ms :[(NOT p2), (OR (NOT p0) (NOT p1)), (AND (NOT p1) p2), (AND (NOT p2) (NOT p0)), true, (NOT p2)]
Product exploration timeout after 67740 steps with 22546 reset in 10002 ms.
Product exploration timeout after 67760 steps with 22664 reset in 10002 ms.
Applying partial POR strategy [false, true, false, true, true, true]
Stuttering acceptance computed with spot in 214 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 839 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:24:41] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:24:41] [INFO ] Invariant cache hit.
[2023-03-17 15:25:11] [INFO ] Performed 94297/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:25:27] [INFO ] Dead Transitions using invariants and state equation in 46279 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47122 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 416 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:25:28] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:25:28] [INFO ] Invariant cache hit.
[2023-03-17 15:25:36] [INFO ] Implicit Places using invariants in 7877 ms returned []
Implicit Place search using SMT only with invariants took 7878 ms to find 0 implicit places.
[2023-03-17 15:25:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:25:36] [INFO ] Invariant cache hit.
[2023-03-17 15:26:06] [INFO ] Performed 95360/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:26:22] [INFO ] Dead Transitions using invariants and state equation in 45675 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53976 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-12 finished in 516980 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 448 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:26:27] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:26:27] [INFO ] Invariant cache hit.
[2023-03-17 15:26:36] [INFO ] Implicit Places using invariants in 8384 ms returned []
Implicit Place search using SMT only with invariants took 8385 ms to find 0 implicit places.
[2023-03-17 15:26:36] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:26:36] [INFO ] Invariant cache hit.
[2023-03-17 15:27:06] [INFO ] Performed 95043/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:27:22] [INFO ] Dead Transitions using invariants and state equation in 45890 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54727 ms. Remains : 1381/1381 places, 144369/144369 transitions.
Stuttering acceptance computed with spot in 325 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 65670 steps with 21850 reset in 10002 ms.
Product exploration timeout after 67590 steps with 22466 reset in 10001 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 (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 728 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 156 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 647 ms. (steps per millisecond=15 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) 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 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 4) 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 4) seen :0
Running SMT prover for 4 properties.
[2023-03-17 15:27:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:27:45] [INFO ] Invariant cache hit.
[2023-03-17 15:27:45] [INFO ] After 194ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 15:27:45] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 15:28:08] [INFO ] After 22040ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 15:28:09] [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)
[2023-03-17 15:28:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:28:10] [INFO ] After 25025ms 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 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 1995 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 2000 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 903 ms. (steps per millisecond=11 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 3066 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3066 steps, saw 2605 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 15:28:17] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 15:28:17] [INFO ] Computed 19 place invariants in 247 ms
[2023-03-17 15:28:17] [INFO ] After 205ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-17 15:28:18] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 15:28:40] [INFO ] After 22397ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-17 15:28:41] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:28:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:28:42] [INFO ] After 25019ms 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 909 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 909 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 1519 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:28:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:28:45] [INFO ] Invariant cache hit.
[2023-03-17 15:28:53] [INFO ] Implicit Places using invariants in 7913 ms returned []
Implicit Place search using SMT only with invariants took 7914 ms to find 0 implicit places.
[2023-03-17 15:28:53] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:28:53] [INFO ] Invariant cache hit.
[2023-03-17 15:29:23] [INFO ] Performed 97814/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:29:37] [INFO ] Dead Transitions using invariants and state equation in 44573 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54028 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 : [(F (AND (NOT p1) p2)), (F (NOT (AND p1 p2))), (F p0)]
Knowledge based reduction with 16 factoid took 767 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 153 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 861 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
[2023-03-17 15:29:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:29:40] [INFO ] Invariant cache hit.
[2023-03-17 15:29:48] [INFO ] Implicit Places using invariants in 8275 ms returned []
Implicit Place search using SMT only with invariants took 8276 ms to find 0 implicit places.
[2023-03-17 15:29:48] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:29:48] [INFO ] Invariant cache hit.
[2023-03-17 15:30:18] [INFO ] Performed 98050/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:30:32] [INFO ] Dead Transitions using invariants and state equation in 44322 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53464 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 717 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 182 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 835 ms. (steps per millisecond=11 ) properties (out of 7) 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 7) 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 7) 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 7) 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 7) 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 7) 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 7) 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 7) seen :0
Interrupted probabilistic random walk after 3177 steps, run timeout after 3006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3177 steps, saw 2700 distinct states, run finished after 3007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-17 15:30:38] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:30:39] [INFO ] Invariant cache hit.
[2023-03-17 15:30:39] [INFO ] After 259ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-17 15:30:39] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-17 15:31:04] [INFO ] After 24928ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-17 15:31:05] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:31:05] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:31:05] [INFO ] After 26148ms 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 890 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 894 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 950 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 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 64 ms. (steps per millisecond=156 ) properties (out of 7) 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 7) 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 7) 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 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) 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
Interrupted probabilistic random walk after 3448 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3448 steps, saw 2926 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 7 properties.
[2023-03-17 15:31:11] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:31:11] [INFO ] Invariant cache hit.
[2023-03-17 15:31:11] [INFO ] After 304ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-17 15:31:11] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 15:31:36] [INFO ] After 24839ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-17 15:31:37] [INFO ] State equation strengthened by 741 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 15:31:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 15:31:37] [INFO ] After 25984ms 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 989 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 989 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 997 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:31:39] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:31:39] [INFO ] Invariant cache hit.
[2023-03-17 15:31:47] [INFO ] Implicit Places using invariants in 8059 ms returned []
Implicit Place search using SMT only with invariants took 8060 ms to find 0 implicit places.
[2023-03-17 15:31:47] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:31:47] [INFO ] Invariant cache hit.
[2023-03-17 15:32:17] [INFO ] Performed 96753/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:32:31] [INFO ] Dead Transitions using invariants and state equation in 44374 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53443 ms. Remains : 1380/1380 places, 144368/144368 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 594 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 144 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 128 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 154 ms :[(NOT p2), (NOT p0), (AND p2 (NOT p1)), true, (AND (NOT p2) p1)]
Product exploration explored 100000 steps with 16 reset in 8352 ms.
Product exploration explored 100000 steps with 13 reset in 8126 ms.
Support contains 6 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 827 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 15:32:50] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:32:50] [INFO ] Invariant cache hit.
[2023-03-17 15:32:58] [INFO ] Implicit Places using invariants in 7908 ms returned []
Implicit Place search using SMT only with invariants took 7909 ms to find 0 implicit places.
[2023-03-17 15:32:58] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 15:32:58] [INFO ] Invariant cache hit.
[2023-03-17 15:33:28] [INFO ] Performed 97721/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 15:33:42] [INFO ] Dead Transitions using invariants and state equation in 44349 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53090 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Treatment of property RERS17pb115-PT-6-LTLCardinality-13 finished in 441431 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((p0&&G(p1))))||G(p2)) U X(p0)))'
Support contains 4 out of 1381 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 521 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 15:33:49] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 15:33:49] [INFO ] Computed 19 place invariants in 300 ms
[2023-03-17 15:33:57] [INFO ] Implicit Places using invariants in 8499 ms returned []
Implicit Place search using SMT only with invariants took 8499 ms to find 0 implicit places.
[2023-03-17 15:33:57] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 15:33:57] [INFO ] Invariant cache hit.
[2023-03-17 15:34:28] [INFO ] Performed 95682/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14217796 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15998476 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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb115-PT-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 r329-tall-167889201700187"
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 ;