About the Execution of LTSMin+red for RERS17pb113-PT-3
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 6330.647 | 2534298.00 | 2826313.00 | 6851.50 | ??????TT??T?FF?T | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r329-tall-167889201500019.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb113-PT-3, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201500019
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 18:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 26 18:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 18:13 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 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Feb 26 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 18:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 30K Feb 26 18:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-00
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-01
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-02
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-03
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-04
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-05
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-06
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-07
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-08
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-09
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-10
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-11
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-12
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-13
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-14
FORMULA_NAME RERS17pb113-PT-3-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678985155057
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=RERS17pb113-PT-3
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 16:45:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 16:45:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 16:45:57] [INFO ] Load time of PNML (sax parser for PT used): 715 ms
[2023-03-16 16:45:57] [INFO ] Transformed 639 places.
[2023-03-16 16:45:57] [INFO ] Transformed 31353 transitions.
[2023-03-16 16:45:57] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 924 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb113-PT-3-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-3-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 639 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Applied a total of 12 rules in 198 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:45:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:45:58] [INFO ] Computed 13 place invariants in 127 ms
[2023-03-16 16:46:00] [INFO ] Implicit Places using invariants in 2272 ms returned []
Implicit Place search using SMT only with invariants took 2309 ms to find 0 implicit places.
[2023-03-16 16:46:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:46:00] [INFO ] Invariant cache hit.
[2023-03-16 16:46:09] [INFO ] Dead Transitions using invariants and state equation in 8841 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11365 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 48 out of 627 places after structural reductions.
[2023-03-16 16:46:10] [INFO ] Flatten gal took : 908 ms
[2023-03-16 16:46:11] [INFO ] Flatten gal took : 861 ms
[2023-03-16 16:46:13] [INFO ] Input system was already deterministic with 31353 transitions.
Support contains 47 out of 627 places (down from 48) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 646 ms. (steps per millisecond=15 ) properties (out of 27) seen :19
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 8) 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 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-16 16:46:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:46:14] [INFO ] Invariant cache hit.
[2023-03-16 16:46:14] [INFO ] After 201ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-16 16:46:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:46:39] [INFO ] After 24722ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-16 16:46:40] [INFO ] State equation strengthened by 829 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:46:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:46:40] [INFO ] After 25290ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:8
Fused 8 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 35 ms.
Support contains 15 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 515 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 516 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 549 ms. (steps per millisecond=18 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-16 16:46:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:46:41] [INFO ] Computed 13 place invariants in 55 ms
[2023-03-16 16:46:41] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-16 16:46:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:47:02] [INFO ] After 20680ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-16 16:47:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:47:06] [INFO ] After 3758ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-16 16:47:06] [INFO ] After 3759ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-16 16:47:06] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 45 ms.
Support contains 12 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 405 ms. (steps per millisecond=24 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 16:47:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:47:07] [INFO ] Invariant cache hit.
[2023-03-16 16:47:07] [INFO ] After 131ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 16:47:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:47:29] [INFO ] After 21399ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 16:47:29] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:47:33] [INFO ] After 3372ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 16:47:33] [INFO ] After 3374ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-16 16:47:33] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 26 ms.
Support contains 10 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 180 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 419 ms. (steps per millisecond=23 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 20061 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20061 steps, saw 17863 distinct states, run finished after 3004 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-16 16:47:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:47:36] [INFO ] Invariant cache hit.
[2023-03-16 16:47:37] [INFO ] After 162ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 16:47:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:47:58] [INFO ] After 21739ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 16:47:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:48:02] [INFO ] After 3025ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 16:48:02] [INFO ] After 3025ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-16 16:48:02] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 27 ms.
Support contains 10 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:48:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:48:02] [INFO ] Invariant cache hit.
[2023-03-16 16:48:04] [INFO ] Implicit Places using invariants in 1887 ms returned []
Implicit Place search using SMT only with invariants took 1889 ms to find 0 implicit places.
[2023-03-16 16:48:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:48:04] [INFO ] Invariant cache hit.
[2023-03-16 16:48:12] [INFO ] Dead Transitions using invariants and state equation in 8232 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10301 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p0)||(p1 U (p2||G(p1)))))))'
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 75 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:48:13] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:48:13] [INFO ] Computed 13 place invariants in 80 ms
[2023-03-16 16:48:15] [INFO ] Implicit Places using invariants in 1994 ms returned []
Implicit Place search using SMT only with invariants took 1998 ms to find 0 implicit places.
[2023-03-16 16:48:15] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:15] [INFO ] Invariant cache hit.
[2023-03-16 16:48:23] [INFO ] Dead Transitions using invariants and state equation in 7973 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10048 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s283 s432), p2:(AND (GT 3 s78) (GT s112 s588)), p1:(GT s112 s588)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 139 reset in 2714 ms.
Product exploration explored 100000 steps with 142 reset in 2932 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), true, (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 132 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
Finished random walk after 1412 steps, including 0 resets, run visited all 2 properties in 46 ms. (steps per millisecond=30 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), true, (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F p0)]
Knowledge based reduction with 5 factoid took 223 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
[2023-03-16 16:48:30] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:30] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 67 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:48:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:45] [INFO ] Invariant cache hit.
[2023-03-16 16:48:47] [INFO ] Implicit Places using invariants in 1809 ms returned []
Implicit Place search using SMT only with invariants took 1810 ms to find 0 implicit places.
[2023-03-16 16:48:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:47] [INFO ] Invariant cache hit.
[2023-03-16 16:48:55] [INFO ] Dead Transitions using invariants and state equation in 8003 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9884 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2) (NOT p0))), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 211 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Finished random walk after 901 steps, including 0 resets, run visited all 2 properties in 33 ms. (steps per millisecond=27 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2) (NOT p0))), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p0)]
Knowledge based reduction with 6 factoid took 333 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
[2023-03-16 16:48:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:48:56] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Product exploration explored 100000 steps with 147 reset in 2779 ms.
Product exploration explored 100000 steps with 129 reset in 2722 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 242 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:49:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:49:17] [INFO ] Invariant cache hit.
[2023-03-16 16:49:26] [INFO ] Dead Transitions using invariants and state equation in 8253 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8496 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 77 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:49:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:49:26] [INFO ] Invariant cache hit.
[2023-03-16 16:49:27] [INFO ] Implicit Places using invariants in 1791 ms returned []
Implicit Place search using SMT only with invariants took 1791 ms to find 0 implicit places.
[2023-03-16 16:49:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:49:27] [INFO ] Invariant cache hit.
[2023-03-16 16:49:35] [INFO ] Dead Transitions using invariants and state equation in 8016 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9886 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-00 finished in 84130 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 16:49:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:49:37] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 16:49:39] [INFO ] Implicit Places using invariants in 1797 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 16:49:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:49:39] [INFO ] Invariant cache hit.
[2023-03-16 16:49:47] [INFO ] Dead Transitions using invariants and state equation in 8242 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10217 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GT s381 s235) (LEQ 2 s508))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 2810 ms.
Product exploration explored 100000 steps with 0 reset in 2879 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 104 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 289 ms. (steps per millisecond=34 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21836 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21836 steps, saw 19420 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:49:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:49:56] [INFO ] Invariant cache hit.
[2023-03-16 16:49:56] [INFO ] After 111ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:49:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:50:14] [INFO ] After 17438ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:50:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:50:21] [INFO ] After 7411ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 16:50:21] [INFO ] After 7412ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :0
[2023-03-16 16:50:22] [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 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 251 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22111 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22111 steps, saw 19661 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:50:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:50:25] [INFO ] Invariant cache hit.
[2023-03-16 16:50:25] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:50:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:50:42] [INFO ] After 16787ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:50:42] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:50:50] [INFO ] After 7979ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 16:50:50] [INFO ] After 8068ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :0
[2023-03-16 16:50:50] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:50:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:50:50] [INFO ] Invariant cache hit.
[2023-03-16 16:50:52] [INFO ] Implicit Places using invariants in 1727 ms returned []
Implicit Place search using SMT only with invariants took 1728 ms to find 0 implicit places.
[2023-03-16 16:50:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:50:52] [INFO ] Invariant cache hit.
[2023-03-16 16:51:00] [INFO ] Dead Transitions using invariants and state equation in 7831 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9705 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 571 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:51:01] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 16:51:01] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:51:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:51:17] [INFO ] After 16072ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:51:18] [INFO ] After 16882ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 511 ms.
[2023-03-16 16:51:18] [INFO ] After 17474ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 101 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 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-16 16:51:18] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:51:19] [INFO ] Computed 13 place invariants in 47 ms
Could not prove EG (NOT p0)
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:51:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:34] [INFO ] Invariant cache hit.
[2023-03-16 16:51:35] [INFO ] Implicit Places using invariants in 1738 ms returned []
Implicit Place search using SMT only with invariants took 1739 ms to find 0 implicit places.
[2023-03-16 16:51:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:36] [INFO ] Invariant cache hit.
[2023-03-16 16:51:43] [INFO ] Dead Transitions using invariants and state equation in 7825 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9717 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 271 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22055 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22055 steps, saw 19610 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:51:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:51:47] [INFO ] Invariant cache hit.
[2023-03-16 16:51:47] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:51:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:52:03] [INFO ] After 16198ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:52:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:52:11] [INFO ] After 7741ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 16:52:12] [INFO ] Deduced a trap composed of 40 places in 370 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:52:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:52:12] [INFO ] After 25153ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 5 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22122 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22122 steps, saw 19671 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:52:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:52:16] [INFO ] Invariant cache hit.
[2023-03-16 16:52:16] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:52:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:52:32] [INFO ] After 16355ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:52:32] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:52:40] [INFO ] After 7737ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 16:52:41] [INFO ] Deduced a trap composed of 40 places in 316 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:52:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:52:41] [INFO ] After 25247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 142 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:52:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:52:41] [INFO ] Invariant cache hit.
[2023-03-16 16:52:43] [INFO ] Implicit Places using invariants in 1756 ms returned []
Implicit Place search using SMT only with invariants took 1757 ms to find 0 implicit places.
[2023-03-16 16:52:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:52:43] [INFO ] Invariant cache hit.
[2023-03-16 16:52:51] [INFO ] Dead Transitions using invariants and state equation in 7811 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9722 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 518 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:52:52] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 16:52:52] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:52:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:53:09] [INFO ] After 17049ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:53:10] [INFO ] After 17936ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 542 ms.
[2023-03-16 16:53:10] [INFO ] After 18567ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 110 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
[2023-03-16 16:53:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:53:11] [INFO ] Computed 13 place invariants in 43 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2633 ms.
Product exploration explored 100000 steps with 0 reset in 2730 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:53:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:53:31] [INFO ] Invariant cache hit.
[2023-03-16 16:53:33] [INFO ] Implicit Places using invariants in 1761 ms returned []
Implicit Place search using SMT only with invariants took 1762 ms to find 0 implicit places.
[2023-03-16 16:53:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:53:33] [INFO ] Invariant cache hit.
[2023-03-16 16:53:41] [INFO ] Dead Transitions using invariants and state equation in 7971 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9882 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-01 finished in 244964 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(X(X(X(G(p0))))))))'
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:53:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:53:42] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 16:53:44] [INFO ] Implicit Places using invariants in 1784 ms returned []
Implicit Place search using SMT only with invariants took 1785 ms to find 0 implicit places.
[2023-03-16 16:53:44] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:53:44] [INFO ] Invariant cache hit.
[2023-03-16 16:53:52] [INFO ] Dead Transitions using invariants and state equation in 7988 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9842 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 206 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}], [{ cond=true, acceptance={} source=7 dest: 6}]], initial=7, aps=[p0:(GT 3 s499)], 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, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2866 ms.
Product exploration explored 100000 steps with 0 reset in 2762 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 97 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 226 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 274 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25086 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25086 steps, saw 22477 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:54:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:54:01] [INFO ] Invariant cache hit.
[2023-03-16 16:54:01] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:54:12] [INFO ] After 10660ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:54:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:54:23] [INFO ] After 11367ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:54:24] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 16:54:34] [INFO ] After 10674ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 16:54:34] [INFO ] After 22266ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 298 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 299 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 206 ms. (steps per millisecond=48 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22494 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22494 steps, saw 20006 distinct states, run finished after 3003 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:54:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:54:38] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 16:54:38] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:55:03] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:55:03] [INFO ] After 25034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:55:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:55:03] [INFO ] Invariant cache hit.
[2023-03-16 16:55:05] [INFO ] Implicit Places using invariants in 1788 ms returned []
Implicit Place search using SMT only with invariants took 1799 ms to find 0 implicit places.
[2023-03-16 16:55:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:55:05] [INFO ] Invariant cache hit.
[2023-03-16 16:55:13] [INFO ] Dead Transitions using invariants and state equation in 8290 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10258 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 499 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:55:14] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 16:55:14] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:55:26] [INFO ] After 11678ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:55:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:55:37] [INFO ] After 11192ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:55:38] [INFO ] After 12381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 420 ms.
[2023-03-16 16:55:39] [INFO ] After 12881ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 77 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 268 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 249 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 68 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:55:39] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:55:39] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 16:55:41] [INFO ] Implicit Places using invariants in 1801 ms returned []
Implicit Place search using SMT only with invariants took 1802 ms to find 0 implicit places.
[2023-03-16 16:55:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:55:41] [INFO ] Invariant cache hit.
[2023-03-16 16:55:49] [INFO ] Dead Transitions using invariants and state equation in 7966 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9837 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 292 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25508 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25508 steps, saw 22860 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:55:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:55:53] [INFO ] Invariant cache hit.
[2023-03-16 16:55:53] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:56:04] [INFO ] After 10843ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:56:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:56:15] [INFO ] After 11161ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:56:15] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 16:56:26] [INFO ] After 10683ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 16:56:26] [INFO ] After 22046ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 299 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 300 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 276 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22312 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22312 steps, saw 19842 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:56:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:56:30] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 16:56:30] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:56:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:56:55] [INFO ] After 25033ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 138 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:56:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:56:55] [INFO ] Invariant cache hit.
[2023-03-16 16:56:57] [INFO ] Implicit Places using invariants in 1736 ms returned []
Implicit Place search using SMT only with invariants took 1738 ms to find 0 implicit places.
[2023-03-16 16:56:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:56:57] [INFO ] Invariant cache hit.
[2023-03-16 16:57:04] [INFO ] Dead Transitions using invariants and state equation in 7879 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9759 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 478 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:57:05] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 16:57:05] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:57:16] [INFO ] After 11355ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:57:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:57:28] [INFO ] After 11180ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:57:29] [INFO ] After 12403ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 425 ms.
[2023-03-16 16:57:29] [INFO ] After 12913ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 255 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 237 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2630 ms.
Product exploration explored 100000 steps with 0 reset in 2713 ms.
Applying partial POR strategy [true, true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 252 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 153 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:57:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 16:57:36] [INFO ] Computed 13 place invariants in 42 ms
[2023-03-16 16:57:44] [INFO ] Dead Transitions using invariants and state equation in 7906 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8061 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 63 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:57:44] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:57:44] [INFO ] Invariant cache hit.
[2023-03-16 16:57:46] [INFO ] Implicit Places using invariants in 1676 ms returned []
Implicit Place search using SMT only with invariants took 1677 ms to find 0 implicit places.
[2023-03-16 16:57:46] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:57:46] [INFO ] Invariant cache hit.
[2023-03-16 16:57:54] [INFO ] Dead Transitions using invariants and state equation in 7856 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9599 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-02 finished in 252697 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 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 64 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 16:57:54] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:57:55] [INFO ] Invariant cache hit.
[2023-03-16 16:57:56] [INFO ] Implicit Places using invariants in 2027 ms returned []
Implicit Place search using SMT only with invariants took 2029 ms to find 0 implicit places.
[2023-03-16 16:57:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:57:56] [INFO ] Invariant cache hit.
[2023-03-16 16:58:04] [INFO ] Dead Transitions using invariants and state equation in 7858 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9953 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 64 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GT 2 s498)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2816 ms.
Product exploration explored 100000 steps with 0 reset in 2790 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 145 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 61 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 413 ms. (steps per millisecond=24 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24490 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24490 steps, saw 21949 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:58:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 16:58:14] [INFO ] Invariant cache hit.
[2023-03-16 16:58:14] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:58:25] [INFO ] After 11336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:58:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 16:58:37] [INFO ] After 12161ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:58:38] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 16:58:49] [INFO ] After 10878ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 16:58:49] [INFO ] After 23283ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 337 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 337 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 301 ms. (steps per millisecond=33 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22321 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22321 steps, saw 19850 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 16:58:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:58:52] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 16:58:52] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 16:59:06] [INFO ] After 13760ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:59:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:59:20] [INFO ] After 13559ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 16:59:20] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:59:28] [INFO ] After 8027ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 16:59:30] [INFO ] Deduced a trap composed of 48 places in 1726 ms of which 1 ms to minimize.
[2023-03-16 16:59:32] [INFO ] Deduced a trap composed of 64 places in 1524 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:59:32] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 16:59:32] [INFO ] After 25901ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 141 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 16:59:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:59:32] [INFO ] Invariant cache hit.
[2023-03-16 16:59:34] [INFO ] Implicit Places using invariants in 1729 ms returned []
Implicit Place search using SMT only with invariants took 1730 ms to find 0 implicit places.
[2023-03-16 16:59:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 16:59:34] [INFO ] Invariant cache hit.
[2023-03-16 16:59:42] [INFO ] Dead Transitions using invariants and state equation in 7810 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9687 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 475 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:59:42] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 16:59:42] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 16:59:56] [INFO ] After 13234ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 16:59:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:00:09] [INFO ] After 13093ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:00:09] [INFO ] After 13697ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 364 ms.
[2023-03-16 17:00:10] [INFO ] After 14142ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 117 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:00:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:00:10] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:00:12] [INFO ] Implicit Places using invariants in 1801 ms returned []
Implicit Place search using SMT only with invariants took 1812 ms to find 0 implicit places.
[2023-03-16 17:00:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:00:12] [INFO ] Invariant cache hit.
[2023-03-16 17:00:20] [INFO ] Dead Transitions using invariants and state equation in 8036 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9915 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 153 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 25393 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25393 steps, saw 22755 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:00:24] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:00:24] [INFO ] Invariant cache hit.
[2023-03-16 17:00:24] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:00:35] [INFO ] After 11104ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:00:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:00:47] [INFO ] After 11993ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:00:47] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:00:58] [INFO ] After 10767ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:00:58] [INFO ] After 22978ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 275 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 276 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21220 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21220 steps, saw 18882 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:01:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:01:02] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:01:02] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:01:15] [INFO ] After 13201ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:01:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:01:27] [INFO ] After 12401ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:01:27] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:01:35] [INFO ] After 7633ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:01:37] [INFO ] Deduced a trap composed of 48 places in 1755 ms of which 0 ms to minimize.
[2023-03-16 17:01:39] [INFO ] Deduced a trap composed of 64 places in 1542 ms of which 0 ms to minimize.
[2023-03-16 17:01:41] [INFO ] Deduced a trap composed of 64 places in 1495 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:01:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:01:41] [INFO ] After 26067ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 145 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:01:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:01:41] [INFO ] Invariant cache hit.
[2023-03-16 17:01:43] [INFO ] Implicit Places using invariants in 1754 ms returned []
Implicit Place search using SMT only with invariants took 1754 ms to find 0 implicit places.
[2023-03-16 17:01:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:01:43] [INFO ] Invariant cache hit.
[2023-03-16 17:01:51] [INFO ] Dead Transitions using invariants and state equation in 7880 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9785 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 569 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:01:51] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:01:51] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:02:05] [INFO ] After 13422ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:02:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:02:19] [INFO ] After 13946ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:02:20] [INFO ] After 14596ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 380 ms.
[2023-03-16 17:02:20] [INFO ] After 15072ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 181 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2748 ms.
Product exploration explored 100000 steps with 0 reset in 2924 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 94 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 158 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:02:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:02:26] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:02:35] [INFO ] Dead Transitions using invariants and state equation in 8195 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8354 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:02:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:02:35] [INFO ] Invariant cache hit.
[2023-03-16 17:02:37] [INFO ] Implicit Places using invariants in 1866 ms returned []
Implicit Place search using SMT only with invariants took 1867 ms to find 0 implicit places.
[2023-03-16 17:02:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:02:37] [INFO ] Invariant cache hit.
[2023-03-16 17:02:45] [INFO ] Dead Transitions using invariants and state equation in 8270 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10204 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-03 finished in 291495 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:02:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:02:46] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:02:48] [INFO ] Implicit Places using invariants in 1759 ms returned []
Implicit Place search using SMT only with invariants took 1760 ms to find 0 implicit places.
[2023-03-16 17:02:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:02:48] [INFO ] Invariant cache hit.
[2023-03-16 17:02:56] [INFO ] Dead Transitions using invariants and state equation in 8037 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9954 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-04 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:(GT s306 s455)], 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 44 reset in 2695 ms.
Product exploration explored 100000 steps with 45 reset in 2644 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 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 70 ms :[(NOT p0), (NOT p0)]
Finished random walk after 4331 steps, including 1 resets, run visited all 1 properties in 101 ms. (steps per millisecond=42 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 143 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 60 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
[2023-03-16 17:03:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:02] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 241 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:03:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:17] [INFO ] Invariant cache hit.
[2023-03-16 17:03:19] [INFO ] Implicit Places using invariants in 1749 ms returned []
Implicit Place search using SMT only with invariants took 1761 ms to find 0 implicit places.
[2023-03-16 17:03:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:19] [INFO ] Invariant cache hit.
[2023-03-16 17:03:27] [INFO ] Dead Transitions using invariants and state equation in 7935 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9939 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Finished random walk after 2004 steps, including 0 resets, run visited all 1 properties in 49 ms. (steps per millisecond=40 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 143 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 51 ms :[(NOT p0), (NOT p0)]
[2023-03-16 17:03:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:28] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 39 reset in 2826 ms.
Product exploration explored 100000 steps with 43 reset in 2804 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 160 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:03:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:49] [INFO ] Invariant cache hit.
[2023-03-16 17:03:51] [INFO ] Implicit Places using invariants in 1965 ms returned []
Implicit Place search using SMT only with invariants took 1965 ms to find 0 implicit places.
[2023-03-16 17:03:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:03:51] [INFO ] Invariant cache hit.
[2023-03-16 17:03:59] [INFO ] Dead Transitions using invariants and state equation in 8329 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10455 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-04 finished in 74001 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(X(p0))) U (p1&&G(p2)))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 256 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:04:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:04:00] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:04:02] [INFO ] Implicit Places using invariants in 1837 ms returned []
Implicit Place search using SMT only with invariants took 1838 ms to find 0 implicit places.
[2023-03-16 17:04:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:04:02] [INFO ] Invariant cache hit.
[2023-03-16 17:04:10] [INFO ] Dead Transitions using invariants and state equation in 8169 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10265 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 379 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(OR (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p1 p2), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 1}, { cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={} source=3 dest: 4}, { cond=p2, acceptance={} source=3 dest: 7}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(NOT p2), acceptance={} source=7 dest: 5}, { cond=p2, acceptance={} source=7 dest: 8}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=8 dest: 6}, { cond=(AND p2 (NOT p0)), acceptance={} source=8 dest: 9}], [{ cond=(AND (NOT p2) p0), acceptance={} source=9 dest: 6}, { cond=(AND p2 p0), acceptance={} source=9 dest: 9}]], initial=0, aps=[p1:(LEQ s462 s604), p2:(LEQ s452 s341), p0:(LEQ s122 s223)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 16680 reset in 3857 ms.
Product exploration explored 100000 steps with 16621 reset in 3849 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 p0), (X (AND p1 p2)), (X (NOT (OR (NOT p1) (NOT p2)))), true, (X (X (AND p1 p2))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 337 ms. Reduced automaton from 10 states, 19 edges and 3 AP (stutter sensitive) to 10 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 433 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 380 ms. (steps per millisecond=26 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:04:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:04:20] [INFO ] Invariant cache hit.
[2023-03-16 17:04:20] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:04:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:04:35] [INFO ] After 14737ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:04:35] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:04:45] [INFO ] After 10079ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:04:45] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 5 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 282 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 282 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21843 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21843 steps, saw 19426 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:04:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:04:48] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:04:49] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:04:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:05:02] [INFO ] After 13033ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:05:02] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:05:09] [INFO ] After 6927ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:05:11] [INFO ] Deduced a trap composed of 24 places in 1252 ms of which 2 ms to minimize.
[2023-03-16 17:05:12] [INFO ] Deduced a trap composed of 48 places in 1019 ms of which 1 ms to minimize.
[2023-03-16 17:05:13] [INFO ] Deduced a trap composed of 48 places in 777 ms of which 0 ms to minimize.
[2023-03-16 17:05:14] [INFO ] Deduced a trap composed of 64 places in 598 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:05:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:05:14] [INFO ] After 25313ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:05:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:05:14] [INFO ] Invariant cache hit.
[2023-03-16 17:05:16] [INFO ] Implicit Places using invariants in 1765 ms returned []
Implicit Place search using SMT only with invariants took 1766 ms to find 0 implicit places.
[2023-03-16 17:05:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:05:16] [INFO ] Invariant cache hit.
[2023-03-16 17:05:24] [INFO ] Dead Transitions using invariants and state equation in 8296 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10215 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 496 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:05:25] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:05:25] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:05:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:05:37] [INFO ] After 12281ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:05:38] [INFO ] After 13023ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 461 ms.
[2023-03-16 17:05:38] [INFO ] After 13570ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p1 p2 p0), (X (AND p1 p2)), (X (NOT (OR (NOT p1) (NOT p2)))), true, (X (X (AND p1 p2))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X p2))]
False Knowledge obtained : [(F (NOT p0)), (F (AND p0 (NOT p2))), (F (AND (NOT p0) p2)), (F (OR (NOT p1) (NOT p2))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT (AND p0 p2)))]
Knowledge based reduction with 7 factoid took 501 ms. Reduced automaton from 10 states, 19 edges and 3 AP (stutter sensitive) to 10 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 315 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 334 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:05:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:05:40] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:05:42] [INFO ] Implicit Places using invariants in 1841 ms returned []
Implicit Place search using SMT only with invariants took 1842 ms to find 0 implicit places.
[2023-03-16 17:05:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:05:42] [INFO ] Invariant cache hit.
[2023-03-16 17:05:50] [INFO ] Dead Transitions using invariants and state equation in 8166 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10077 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 p0), (X (AND p1 p2)), (X (NOT (OR (NOT p1) (NOT p2)))), true, (X (X (AND p1 p2))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 354 ms. Reduced automaton from 10 states, 19 edges and 3 AP (stutter sensitive) to 10 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 342 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Finished random walk after 1164 steps, including 0 resets, run visited all 8 properties in 37 ms. (steps per millisecond=31 )
Knowledge obtained : [(AND p1 p2 p0), (X (AND p1 p2)), (X (NOT (OR (NOT p1) (NOT p2)))), true, (X (X (AND p1 p2))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X p2))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p2))), (F (NOT p0)), (F (AND p0 (NOT p2))), (F (AND (NOT p0) p2)), (F (OR (NOT p1) (NOT p2))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT (AND p0 p2)))]
Knowledge based reduction with 7 factoid took 526 ms. Reduced automaton from 10 states, 19 edges and 3 AP (stutter sensitive) to 10 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 363 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Stuttering acceptance computed with spot in 360 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Product exploration explored 100000 steps with 16626 reset in 3826 ms.
Product exploration explored 100000 steps with 16641 reset in 3843 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, false, true, true]
Stuttering acceptance computed with spot in 337 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) p0)]
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 157 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:06:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:01] [INFO ] Invariant cache hit.
[2023-03-16 17:06:09] [INFO ] Dead Transitions using invariants and state equation in 8211 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8371 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 66 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:06:09] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:09] [INFO ] Invariant cache hit.
[2023-03-16 17:06:11] [INFO ] Implicit Places using invariants in 1786 ms returned []
Implicit Place search using SMT only with invariants took 1787 ms to find 0 implicit places.
[2023-03-16 17:06:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:11] [INFO ] Invariant cache hit.
[2023-03-16 17:06:19] [INFO ] Dead Transitions using invariants and state equation in 8219 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10073 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-05 finished in 140131 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X(F(p1))))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:06:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:20] [INFO ] Invariant cache hit.
[2023-03-16 17:06:22] [INFO ] Implicit Places using invariants in 1718 ms returned []
Implicit Place search using SMT only with invariants took 1719 ms to find 0 implicit places.
[2023-03-16 17:06:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:22] [INFO ] Invariant cache hit.
[2023-03-16 17:06:30] [INFO ] Dead Transitions using invariants and state equation in 8159 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9948 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s444 s167), p1:(LEQ s582 s352)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 3784 ms.
Product exploration explored 100000 steps with 33333 reset in 3790 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) (NOT p1)))))
Knowledge based reduction with 3 factoid took 69 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-3-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-3-LTLCardinality-06 finished in 17853 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&&F(p2))))))'
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 247 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:06:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:38] [INFO ] Invariant cache hit.
[2023-03-16 17:06:40] [INFO ] Implicit Places using invariants in 1793 ms returned []
Implicit Place search using SMT only with invariants took 1794 ms to find 0 implicit places.
[2023-03-16 17:06:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:40] [INFO ] Invariant cache hit.
[2023-03-16 17:06:48] [INFO ] Dead Transitions using invariants and state equation in 8014 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10058 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 71 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p0:(GT 1 s273), p1:(GT s144 s502), p2:(GT s611 s608)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 53 reset in 2710 ms.
Product exploration explored 100000 steps with 45 reset in 2896 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 569 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Finished random walk after 1950 steps, including 0 resets, run visited all 7 properties in 73 ms. (steps per millisecond=26 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p2) p1)), (F (AND (NOT p0) (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p0))), (F (AND p0 p1)), (F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 15 factoid took 785 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 65 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 161 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:06:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:56] [INFO ] Invariant cache hit.
[2023-03-16 17:06:57] [INFO ] Implicit Places using invariants in 1799 ms returned []
Implicit Place search using SMT only with invariants took 1800 ms to find 0 implicit places.
[2023-03-16 17:06:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:06:57] [INFO ] Invariant cache hit.
[2023-03-16 17:07:06] [INFO ] Dead Transitions using invariants and state equation in 8213 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10176 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 608 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 302 ms. (steps per millisecond=33 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:07:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:07:07] [INFO ] Invariant cache hit.
[2023-03-16 17:07:07] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:07:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:07:25] [INFO ] After 17863ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:07:25] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:07:32] [INFO ] After 6959ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:07:32] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 321 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 322 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 277 ms. (steps per millisecond=36 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21620 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21620 steps, saw 19241 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:07:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:07:36] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:07:36] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:07:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:07:50] [INFO ] After 14001ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:07:50] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:07:56] [INFO ] After 6221ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:07:57] [INFO ] Deduced a trap composed of 48 places in 493 ms of which 1 ms to minimize.
[2023-03-16 17:07:58] [INFO ] Deduced a trap composed of 40 places in 326 ms of which 1 ms to minimize.
[2023-03-16 17:07:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1936 ms
[2023-03-16 17:07:59] [INFO ] After 8731ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 518 ms.
[2023-03-16 17:07:59] [INFO ] After 23439ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:08:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:00] [INFO ] Invariant cache hit.
[2023-03-16 17:08:01] [INFO ] Implicit Places using invariants in 1804 ms returned []
Implicit Place search using SMT only with invariants took 1807 ms to find 0 implicit places.
[2023-03-16 17:08:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:01] [INFO ] Invariant cache hit.
[2023-03-16 17:08:10] [INFO ] Dead Transitions using invariants and state equation in 8113 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10070 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 583 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:08:10] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:08:10] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:08:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:08:29] [INFO ] After 19070ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:08:30] [INFO ] After 20006ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 653 ms.
[2023-03-16 17:08:31] [INFO ] After 20752ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p2) p1)), (F (AND (NOT p0) (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p0))), (F (AND p0 p1)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 15 factoid took 759 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 75 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 74 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 48 reset in 2768 ms.
Product exploration explored 100000 steps with 48 reset in 2869 ms.
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 151 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:08:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:08:38] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:08:40] [INFO ] Implicit Places using invariants in 1789 ms returned []
Implicit Place search using SMT only with invariants took 1790 ms to find 0 implicit places.
[2023-03-16 17:08:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:08:40] [INFO ] Invariant cache hit.
[2023-03-16 17:08:48] [INFO ] Dead Transitions using invariants and state equation in 7941 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9884 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-08 finished in 130586 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:08:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:08:49] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:08:50] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1818 ms to find 0 implicit places.
[2023-03-16 17:08:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:08:50] [INFO ] Invariant cache hit.
[2023-03-16 17:08:59] [INFO ] Dead Transitions using invariants and state equation in 8191 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10159 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s101 s401)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 3107 ms.
Product exploration explored 100000 steps with 0 reset in 2877 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 99 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Finished random walk after 2252 steps, including 0 resets, run visited all 1 properties in 60 ms. (steps per millisecond=37 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-16 17:09:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:05] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:09:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:21] [INFO ] Invariant cache hit.
[2023-03-16 17:09:22] [INFO ] Implicit Places using invariants in 1788 ms returned []
Implicit Place search using SMT only with invariants took 1788 ms to find 0 implicit places.
[2023-03-16 17:09:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:22] [INFO ] Invariant cache hit.
[2023-03-16 17:09:31] [INFO ] Dead Transitions using invariants and state equation in 8484 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10422 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 119 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 37 ms :[(NOT p0)]
Finished random walk after 5271 steps, including 1 resets, run visited all 1 properties in 141 ms. (steps per millisecond=37 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 124 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-16 17:09:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:32] [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 2708 ms.
Product exploration explored 100000 steps with 0 reset in 2766 ms.
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 150 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:09:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:52] [INFO ] Invariant cache hit.
[2023-03-16 17:09:54] [INFO ] Implicit Places using invariants in 1797 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 17:09:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:09:54] [INFO ] Invariant cache hit.
[2023-03-16 17:10:02] [INFO ] Dead Transitions using invariants and state equation in 8344 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10293 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-09 finished in 74888 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(G((p0||G(p1))))))||(F(p1)&&X(p0))))'
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 167 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:10:04] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:10:04] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:10:05] [INFO ] Implicit Places using invariants in 1834 ms returned []
Implicit Place search using SMT only with invariants took 1836 ms to find 0 implicit places.
[2023-03-16 17:10:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:10:05] [INFO ] Invariant cache hit.
[2023-03-16 17:10:14] [INFO ] Dead Transitions using invariants and state equation in 8318 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10327 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 314 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 8}], [{ cond=(NOT p1), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 3}, { cond=(NOT p0), acceptance={} source=4 dest: 8}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 0}, { cond=p1, acceptance={} source=6 dest: 6}], [{ cond=p1, acceptance={} source=7 dest: 2}, { cond=(NOT p1), acceptance={} source=7 dest: 4}], [{ cond=true, acceptance={} source=8 dest: 9}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=9 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=9 dest: 6}, { cond=p0, acceptance={} source=9 dest: 9}]], initial=7, aps=[p1:(LEQ 3 s313), p0:(LEQ s558 s509)], 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][false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2649 ms.
Product exploration explored 100000 steps with 0 reset in 2668 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND (NOT p1) p0)), (X p0), true, (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 211 ms. Reduced automaton from 10 states, 16 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:10:20] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:10:20] [INFO ] Invariant cache hit.
[2023-03-16 17:10:20] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:10:34] [INFO ] After 13979ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:10:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:10:50] [INFO ] After 15886ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:10:50] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:10:59] [INFO ] After 8931ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:10:59] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 297 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 298 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22305 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22305 steps, saw 19836 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:11:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:11:03] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:11:03] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:11:23] [INFO ] After 19860ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:11:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:11:42] [INFO ] After 19303ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:11:42] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:11:48] [INFO ] After 5552ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:11:48] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:11:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:11:48] [INFO ] Invariant cache hit.
[2023-03-16 17:11:50] [INFO ] Implicit Places using invariants in 1764 ms returned []
Implicit Place search using SMT only with invariants took 1764 ms to find 0 implicit places.
[2023-03-16 17:11:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:11:50] [INFO ] Invariant cache hit.
[2023-03-16 17:11:58] [INFO ] Dead Transitions using invariants and state equation in 8393 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10304 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 500 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:11:59] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:11:59] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:12:12] [INFO ] After 13374ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:12:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:12:26] [INFO ] After 14189ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:12:28] [INFO ] After 15395ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 845 ms.
[2023-03-16 17:12:29] [INFO ] After 16330ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p1) p0), (X (AND (NOT p1) p0)), (X p0), true, (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 5 factoid took 236 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 178 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 63 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:12:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:12:29] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:12:31] [INFO ] Implicit Places using invariants in 1797 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 17:12:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:12:31] [INFO ] Invariant cache hit.
[2023-03-16 17:12:39] [INFO ] Dead Transitions using invariants and state equation in 7977 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9841 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 81 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 264 ms. (steps per millisecond=37 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:12:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:12:40] [INFO ] Invariant cache hit.
[2023-03-16 17:12:40] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:12:55] [INFO ] After 14752ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:12:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:13:11] [INFO ] After 16164ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:13:11] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 17:13:20] [INFO ] After 8664ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:13:20] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 284 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21649 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21649 steps, saw 19265 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:13:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:13:23] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:13:23] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:13:45] [INFO ] After 21264ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:13:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:14:05] [INFO ] After 20859ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:14:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:14:10] [INFO ] After 3993ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:14:10] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:14:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:14:10] [INFO ] Invariant cache hit.
[2023-03-16 17:14:12] [INFO ] Implicit Places using invariants in 1843 ms returned []
Implicit Place search using SMT only with invariants took 1844 ms to find 0 implicit places.
[2023-03-16 17:14:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:14:12] [INFO ] Invariant cache hit.
[2023-03-16 17:14:20] [INFO ] Dead Transitions using invariants and state equation in 8187 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10185 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) p0), true]
False Knowledge obtained : [(F (NOT (AND (NOT p1) p0))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 2 factoid took 133 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 159 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 0 reset in 2583 ms.
Product exploration explored 100000 steps with 0 reset in 2643 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 156 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 151 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:14:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:14:26] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:14:34] [INFO ] Dead Transitions using invariants and state equation in 8059 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8211 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 64 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:14:34] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:34] [INFO ] Invariant cache hit.
[2023-03-16 17:14:36] [INFO ] Implicit Places using invariants in 1756 ms returned []
Implicit Place search using SMT only with invariants took 1756 ms to find 0 implicit places.
[2023-03-16 17:14:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:36] [INFO ] Invariant cache hit.
[2023-03-16 17:14:44] [INFO ] Dead Transitions using invariants and state equation in 7846 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9667 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-11 finished in 281594 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' '!((p0 U X((X(X(F(!p0)))&&G(p1)))))'
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 64 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:14:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:45] [INFO ] Invariant cache hit.
[2023-03-16 17:14:47] [INFO ] Implicit Places using invariants in 1751 ms returned []
Implicit Place search using SMT only with invariants took 1752 ms to find 0 implicit places.
[2023-03-16 17:14:47] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:47] [INFO ] Invariant cache hit.
[2023-03-16 17:14:55] [INFO ] Dead Transitions using invariants and state equation in 7942 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9759 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 266 ms :[(NOT p1), (OR (NOT p1) p0), (OR (NOT p1) p0), true, (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 5}], [{ cond=(NOT p0), acceptance={} source=2 dest: 4}, { cond=p0, acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=p1, acceptance={} source=4 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=5 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}, { cond=(AND p0 p1), acceptance={0} source=5 dest: 6}, { cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 7}], [{ cond=(AND p0 p1), acceptance={0} source=6 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=6 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p0) p1), acceptance={0} source=6 dest: 8}], [{ cond=(NOT p1), acceptance={} source=7 dest: 3}, { cond=p1, acceptance={} source=7 dest: 8}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=8 dest: 0}, { cond=(NOT p1), acceptance={0} source=8 dest: 3}, { cond=(AND p0 p1), acceptance={0} source=8 dest: 8}]], initial=2, aps=[p1:(AND (LEQ 2 s296) (LEQ 1 s53)), p0:(GT 1 s149)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA RERS17pb113-PT-3-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-3-LTLCardinality-12 finished in 10113 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(G(p0)))))'
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 65 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:14:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:55] [INFO ] Invariant cache hit.
[2023-03-16 17:14:57] [INFO ] Implicit Places using invariants in 1686 ms returned []
Implicit Place search using SMT only with invariants took 1687 ms to find 0 implicit places.
[2023-03-16 17:14:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:14:57] [INFO ] Invariant cache hit.
[2023-03-16 17:15:05] [INFO ] Dead Transitions using invariants and state equation in 7946 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9701 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(GT 1 s175)], 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, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-3-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-3-LTLCardinality-13 finished in 9914 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((F(p0)||(p1 U (p2||G(p1)))))))'
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:15:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:15:05] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:15:07] [INFO ] Implicit Places using invariants in 1783 ms returned []
Implicit Place search using SMT only with invariants took 1784 ms to find 0 implicit places.
[2023-03-16 17:15:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:15:07] [INFO ] Invariant cache hit.
[2023-03-16 17:15:15] [INFO ] Dead Transitions using invariants and state equation in 7775 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9714 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s45 s107), p1:(LEQ s101 s487), p2:(AND (LEQ 3 s368) (LEQ s101 s487))], 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 0 reset in 2591 ms.
Product exploration explored 100000 steps with 0 reset in 2677 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 178 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 337 ms. (steps per millisecond=29 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:15:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:15:21] [INFO ] Invariant cache hit.
[2023-03-16 17:15:21] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:15:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:15:36] [INFO ] After 14948ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:15:36] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:15:43] [INFO ] After 7124ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:15:45] [INFO ] Deduced a trap composed of 40 places in 513 ms of which 0 ms to minimize.
[2023-03-16 17:15:45] [INFO ] Deduced a trap composed of 64 places in 445 ms of which 3 ms to minimize.
[2023-03-16 17:15:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2015 ms
[2023-03-16 17:15:46] [INFO ] After 9960ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-16 17:15:46] [INFO ] After 25100ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 140 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22305 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22305 steps, saw 19836 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:15:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:15:49] [INFO ] Invariant cache hit.
[2023-03-16 17:15:50] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:15:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:16:06] [INFO ] After 16162ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:16:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:16:13] [INFO ] After 7542ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:16:15] [INFO ] Deduced a trap composed of 40 places in 531 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:16:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:16:15] [INFO ] After 25414ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:16:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:15] [INFO ] Invariant cache hit.
[2023-03-16 17:16:17] [INFO ] Implicit Places using invariants in 1708 ms returned []
Implicit Place search using SMT only with invariants took 1708 ms to find 0 implicit places.
[2023-03-16 17:16:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:17] [INFO ] Invariant cache hit.
[2023-03-16 17:16:25] [INFO ] Dead Transitions using invariants and state equation in 8176 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10036 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 503 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:16:26] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:16:26] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:16:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:16:42] [INFO ] After 15936ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:16:43] [INFO ] After 16788ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 568 ms.
[2023-03-16 17:16:43] [INFO ] After 17438ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))]
Knowledge based reduction with 5 factoid took 238 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Support contains 5 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:16:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:16:44] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:16:46] [INFO ] Implicit Places using invariants in 1772 ms returned []
Implicit Place search using SMT only with invariants took 1773 ms to find 0 implicit places.
[2023-03-16 17:16:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:46] [INFO ] Invariant cache hit.
[2023-03-16 17:16:54] [INFO ] Dead Transitions using invariants and state equation in 7834 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9753 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 193 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 277 ms. (steps per millisecond=36 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:16:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:16:54] [INFO ] Invariant cache hit.
[2023-03-16 17:16:54] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:16:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:17:10] [INFO ] After 15355ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:10] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:17:17] [INFO ] After 7498ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:19] [INFO ] Deduced a trap composed of 40 places in 526 ms of which 0 ms to minimize.
[2023-03-16 17:17:20] [INFO ] Deduced a trap composed of 64 places in 455 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:17:20] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:17:20] [INFO ] After 25308ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 259 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 22312 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22312 steps, saw 19842 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:17:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:17:23] [INFO ] Invariant cache hit.
[2023-03-16 17:17:23] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:17:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:17:39] [INFO ] After 15995ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:17:47] [INFO ] After 7372ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:17:48] [INFO ] Deduced a trap composed of 40 places in 534 ms of which 0 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:17:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:17:48] [INFO ] After 25062ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 140 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:17:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:17:49] [INFO ] Invariant cache hit.
[2023-03-16 17:17:50] [INFO ] Implicit Places using invariants in 1796 ms returned []
Implicit Place search using SMT only with invariants took 1797 ms to find 0 implicit places.
[2023-03-16 17:17:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:17:50] [INFO ] Invariant cache hit.
[2023-03-16 17:17:59] [INFO ] Dead Transitions using invariants and state equation in 8250 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10189 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 497 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:17:59] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 17:17:59] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:18:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:18:15] [INFO ] After 15901ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:18:16] [INFO ] After 16815ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 607 ms.
[2023-03-16 17:18:17] [INFO ] After 17516ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))]
Knowledge based reduction with 5 factoid took 231 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 2711 ms.
Product exploration explored 100000 steps with 0 reset in 2815 ms.
Support contains 5 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:18:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:23] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 17:18:25] [INFO ] Implicit Places using invariants in 1822 ms returned []
Implicit Place search using SMT only with invariants took 1822 ms to find 0 implicit places.
[2023-03-16 17:18:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:25] [INFO ] Invariant cache hit.
[2023-03-16 17:18:33] [INFO ] Dead Transitions using invariants and state equation in 8266 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10243 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-14 finished in 209114 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||(X(p1)&&F(p2))))'
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 172 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 17:18:34] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 17:18:34] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:18:36] [INFO ] Implicit Places using invariants in 1813 ms returned []
Implicit Place search using SMT only with invariants took 1814 ms to find 0 implicit places.
[2023-03-16 17:18:36] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 17:18:36] [INFO ] Invariant cache hit.
[2023-03-16 17:18:44] [INFO ] Dead Transitions using invariants and state equation in 8351 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10340 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 137 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(LEQ s274 s54), p1:(AND (LEQ s298 s154) (LEQ s535 s353)), p0:(LEQ s107 s600)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 3874 ms.
Product exploration explored 100000 steps with 50000 reset in 3842 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p1 p0), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p1) (NOT p0))))
Knowledge based reduction with 5 factoid took 108 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-3-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-3-LTLCardinality-15 finished in 18446 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((F(p0)||(p1 U (p2||G(p1)))))))'
Found a Lengthening insensitive property : RERS17pb113-PT-3-LTLCardinality-00
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 5 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 165 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:18:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:53] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:18:55] [INFO ] Implicit Places using invariants in 1856 ms returned []
Implicit Place search using SMT only with invariants took 1857 ms to find 0 implicit places.
[2023-03-16 17:18:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:55] [INFO ] Invariant cache hit.
[2023-03-16 17:19:03] [INFO ] Dead Transitions using invariants and state equation in 8318 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10344 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s283 s432), p2:(AND (GT 3 s78) (GT s112 s588)), p1:(GT s112 s588)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 129 reset in 2553 ms.
Product exploration explored 100000 steps with 133 reset in 2575 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 p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), true, (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 206 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
Finished random walk after 954 steps, including 0 resets, run visited all 2 properties in 35 ms. (steps per millisecond=27 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p2) (NOT p1))), true, (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F p0)]
Knowledge based reduction with 5 factoid took 267 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0)]
[2023-03-16 17:19:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:09] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 5 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 66 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:19:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:24] [INFO ] Invariant cache hit.
[2023-03-16 17:19:26] [INFO ] Implicit Places using invariants in 1778 ms returned []
Implicit Place search using SMT only with invariants took 1779 ms to find 0 implicit places.
[2023-03-16 17:19:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:26] [INFO ] Invariant cache hit.
[2023-03-16 17:19:34] [INFO ] Dead Transitions using invariants and state equation in 8247 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10093 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2) (NOT p0))), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 193 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Finished random walk after 819 steps, including 0 resets, run visited all 2 properties in 19 ms. (steps per millisecond=43 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p2) (NOT p0))), true, (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p2) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p0)]
Knowledge based reduction with 6 factoid took 246 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
[2023-03-16 17:19:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:36] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Product exploration explored 100000 steps with 121 reset in 2490 ms.
Product exploration explored 100000 steps with 139 reset in 2489 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Support contains 5 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 140 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:19:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:56] [INFO ] Invariant cache hit.
[2023-03-16 17:20:04] [INFO ] Dead Transitions using invariants and state equation in 8051 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8194 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 5 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 62 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:20:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:04] [INFO ] Invariant cache hit.
[2023-03-16 17:20:06] [INFO ] Implicit Places using invariants in 1742 ms returned []
Implicit Place search using SMT only with invariants took 1742 ms to find 0 implicit places.
[2023-03-16 17:20:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:06] [INFO ] Invariant cache hit.
[2023-03-16 17:20:14] [INFO ] Dead Transitions using invariants and state equation in 7874 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9680 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-00 finished in 82152 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)))'
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(X(X(X(G(p0))))))))'
Found a Lengthening insensitive property : RERS17pb113-PT-3-LTLCardinality-02
Stuttering acceptance computed with spot in 263 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 254 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:20:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:15] [INFO ] Invariant cache hit.
[2023-03-16 17:20:17] [INFO ] Implicit Places using invariants in 1768 ms returned []
Implicit Place search using SMT only with invariants took 1768 ms to find 0 implicit places.
[2023-03-16 17:20:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:17] [INFO ] Invariant cache hit.
[2023-03-16 17:20:25] [INFO ] Dead Transitions using invariants and state equation in 7901 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 9923 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}], [{ cond=true, acceptance={} source=7 dest: 6}]], initial=7, aps=[p0:(GT 3 s499)], 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, sl-invariant], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2597 ms.
Product exploration explored 100000 steps with 0 reset in 2674 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 85 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21736 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21736 steps, saw 19336 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:20:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:20:34] [INFO ] Invariant cache hit.
[2023-03-16 17:20:34] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:20:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:20:59] [INFO ] After 25032ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 259 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21824 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21824 steps, saw 19410 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:21:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:03] [INFO ] Invariant cache hit.
[2023-03-16 17:21:03] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:21:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:21:28] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:21:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:28] [INFO ] Invariant cache hit.
[2023-03-16 17:21:30] [INFO ] Implicit Places using invariants in 1721 ms returned []
Implicit Place search using SMT only with invariants took 1722 ms to find 0 implicit places.
[2023-03-16 17:21:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:30] [INFO ] Invariant cache hit.
[2023-03-16 17:21:38] [INFO ] Dead Transitions using invariants and state equation in 8093 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9965 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 493 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:21:38] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:21:38] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:21:50] [INFO ] After 11921ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:21:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:22:02] [INFO ] After 11799ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:22:03] [INFO ] After 13048ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 449 ms.
[2023-03-16 17:22:04] [INFO ] After 13588ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 113 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 239 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 66 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:22:05] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:22:06] [INFO ] Implicit Places using invariants in 1799 ms returned []
Implicit Place search using SMT only with invariants took 1800 ms to find 0 implicit places.
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:06] [INFO ] Invariant cache hit.
[2023-03-16 17:22:15] [INFO ] Dead Transitions using invariants and state equation in 8250 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10116 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 304 ms. (steps per millisecond=32 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21265 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21265 steps, saw 18923 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:22:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:19] [INFO ] Invariant cache hit.
[2023-03-16 17:22:19] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:22:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:22:44] [INFO ] After 25045ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 151 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21993 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21993 steps, saw 19556 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:22:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:47] [INFO ] Invariant cache hit.
[2023-03-16 17:22:47] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:23:12] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:23:12] [INFO ] After 25037ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:23:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:12] [INFO ] Invariant cache hit.
[2023-03-16 17:23:14] [INFO ] Implicit Places using invariants in 1701 ms returned []
Implicit Place search using SMT only with invariants took 1702 ms to find 0 implicit places.
[2023-03-16 17:23:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:14] [INFO ] Invariant cache hit.
[2023-03-16 17:23:22] [INFO ] Dead Transitions using invariants and state equation in 8214 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10062 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 487 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:23:23] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:23:23] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:23:35] [INFO ] After 11922ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:23:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:23:47] [INFO ] After 11817ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:23:48] [INFO ] After 13046ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 449 ms.
[2023-03-16 17:23:48] [INFO ] After 13582ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 103 ms. Reduced automaton from 8 states, 9 edges and 1 AP (stutter sensitive) to 8 states, 9 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 241 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 230 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 247 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2693 ms.
Product exploration explored 100000 steps with 0 reset in 2798 ms.
Applying partial POR strategy [true, true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 229 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:23:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:23:55] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:24:04] [INFO ] Dead Transitions using invariants and state equation in 8259 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8405 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 65 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:24:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:04] [INFO ] Invariant cache hit.
[2023-03-16 17:24:05] [INFO ] Implicit Places using invariants in 1733 ms returned []
Implicit Place search using SMT only with invariants took 1737 ms to find 0 implicit places.
[2023-03-16 17:24:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:05] [INFO ] Invariant cache hit.
[2023-03-16 17:24:14] [INFO ] Dead Transitions using invariants and state equation in 8407 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10209 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-02 finished in 240024 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)))'
Found a Lengthening insensitive property : RERS17pb113-PT-3-LTLCardinality-03
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 158 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 17:24:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:15] [INFO ] Invariant cache hit.
[2023-03-16 17:24:17] [INFO ] Implicit Places using invariants in 1735 ms returned []
Implicit Place search using SMT only with invariants took 1735 ms to find 0 implicit places.
[2023-03-16 17:24:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:17] [INFO ] Invariant cache hit.
[2023-03-16 17:24:25] [INFO ] Dead Transitions using invariants and state equation in 8195 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10089 ms. Remains : 626/627 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-3-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GT 2 s498)], 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, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2759 ms.
Product exploration explored 100000 steps with 0 reset in 2944 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 149 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 62 ms :[true, (NOT p0), (NOT p0)]
Finished random walk after 3878 steps, including 1 resets, run visited all 1 properties in 94 ms. (steps per millisecond=41 )
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 167 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 69 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:24:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:32] [INFO ] Invariant cache hit.
[2023-03-16 17:24:34] [INFO ] Implicit Places using invariants in 1793 ms returned []
Implicit Place search using SMT only with invariants took 1794 ms to find 0 implicit places.
[2023-03-16 17:24:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:34] [INFO ] Invariant cache hit.
[2023-03-16 17:24:42] [INFO ] Dead Transitions using invariants and state equation in 8557 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10422 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 147 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21473 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21473 steps, saw 19111 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:24:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:46] [INFO ] Invariant cache hit.
[2023-03-16 17:24:46] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:25:00] [INFO ] After 14333ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:25:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:25:14] [INFO ] After 13773ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:25:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:25:21] [INFO ] After 7066ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:25:23] [INFO ] Deduced a trap composed of 64 places in 1254 ms of which 1 ms to minimize.
[2023-03-16 17:25:24] [INFO ] Deduced a trap composed of 48 places in 1010 ms of which 2 ms to minimize.
[2023-03-16 17:25:26] [INFO ] Deduced a trap composed of 64 places in 955 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 17:25:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 17:25:26] [INFO ] After 25354ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 270 ms. (steps per millisecond=37 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 21770 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21770 steps, saw 19364 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:25:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:25:29] [INFO ] Invariant cache hit.
[2023-03-16 17:25:29] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 17:25:43] [INFO ] After 14338ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:25:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:25:57] [INFO ] After 12995ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:25:57] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:26:04] [INFO ] After 6919ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 17:26:05] [INFO ] Deduced a trap composed of 64 places in 1291 ms of which 0 ms to minimize.
[2023-03-16 17:26:07] [INFO ] Deduced a trap composed of 48 places in 958 ms of which 0 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 64 places in 928 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 4526 ms
[2023-03-16 17:26:08] [INFO ] After 11838ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-16 17:26:08] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 143 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:09] [INFO ] Invariant cache hit.
[2023-03-16 17:26:11] [INFO ] Implicit Places using invariants in 1772 ms returned []
Implicit Place search using SMT only with invariants took 1772 ms to find 0 implicit places.
[2023-03-16 17:26:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:11] [INFO ] Invariant cache hit.
[2023-03-16 17:26:19] [INFO ] Dead Transitions using invariants and state equation in 7967 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9886 ms. Remains : 626/626 places, 31352/31352 transitions.
Ensure Unique test removed 13027 transitions
Reduce isomorphic transitions removed 13027 transitions.
Iterating post reduction 0 with 13027 rules applied. Total rules applied 13027 place count 626 transition count 18325
Applied a total of 13027 rules in 475 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:19] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:26:19] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:26:33] [INFO ] After 13809ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:26:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 17:26:47] [INFO ] After 14425ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:26:48] [INFO ] After 15044ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 370 ms.
[2023-03-16 17:26:48] [INFO ] After 15498ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 121 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 63 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2696 ms.
Product exploration explored 100000 steps with 0 reset in 2715 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 141 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:55] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 17:27:03] [INFO ] Dead Transitions using invariants and state equation in 8139 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8283 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 62 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:27:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:03] [INFO ] Invariant cache hit.
[2023-03-16 17:27:05] [INFO ] Implicit Places using invariants in 1766 ms returned []
Implicit Place search using SMT only with invariants took 1770 ms to find 0 implicit places.
[2023-03-16 17:27:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:05] [INFO ] Invariant cache hit.
[2023-03-16 17:27:13] [INFO ] Dead Transitions using invariants and state equation in 8140 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9974 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-3-LTLCardinality-03 finished in 178816 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)))'
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(X(p0))) U (p1&&G(p2)))))'
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&&F(p2))))))'
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)))'
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(G((p0||G(p1))))))||(F(p1)&&X(p0))))'
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((F(p0)||(p1 U (p2||G(p1)))))))'
[2023-03-16 17:27:15] [INFO ] Flatten gal took : 668 ms
[2023-03-16 17:27:15] [INFO ] Export to MCC of 10 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-16 17:27:15] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 627 places, 31353 transitions and 125406 arcs took 93 ms.
Total runtime 2478880 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_6_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_7_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_8_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4295/ltl_9_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-00
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-01
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-02
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-03
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-04
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-05
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-08
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-09
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-11
Could not compute solution for formula : RERS17pb113-PT-3-LTLCardinality-14
BK_STOP 1678987689355
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name RERS17pb113-PT-3-LTLCardinality-00
ltl formula formula --ltl=/tmp/4295/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 2.950 real 1.140 user 0.990 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x5587d15203f4]
1: pnml2lts-mc(+0xa2496) [0x5587d1520496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f3e0ad3c140]
3: pnml2lts-mc(+0x405be5) [0x5587d1883be5]
4: pnml2lts-mc(+0x16b3f9) [0x5587d15e93f9]
5: pnml2lts-mc(+0x164ac4) [0x5587d15e2ac4]
6: pnml2lts-mc(+0x272e0a) [0x5587d16f0e0a]
7: pnml2lts-mc(+0xb61f0) [0x5587d15341f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f3e0ab8f4d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f3e0ab8f67a]
10: pnml2lts-mc(+0xa1581) [0x5587d151f581]
11: pnml2lts-mc(+0xa1910) [0x5587d151f910]
12: pnml2lts-mc(+0xa32a2) [0x5587d15212a2]
13: pnml2lts-mc(+0xa50f4) [0x5587d15230f4]
14: pnml2lts-mc(+0xa516b) [0x5587d152316b]
15: pnml2lts-mc(+0x3f34b3) [0x5587d18714b3]
16: pnml2lts-mc(+0x7c63d) [0x5587d14fa63d]
17: pnml2lts-mc(+0x67d86) [0x5587d14e5d86]
18: pnml2lts-mc(+0x60a8a) [0x5587d14dea8a]
19: pnml2lts-mc(+0x5eb15) [0x5587d14dcb15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f3e0ab77d0a]
21: pnml2lts-mc(+0x6075e) [0x5587d14de75e]
ltl formula name RERS17pb113-PT-3-LTLCardinality-01
ltl formula formula --ltl=/tmp/4295/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.130 real 0.960 user 1.070 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x55a9ec91d3f4]
1: pnml2lts-mc(+0xa2496) [0x55a9ec91d496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f7257c93140]
3: pnml2lts-mc(+0x405b30) [0x55a9ecc80b30]
4: pnml2lts-mc(+0x16b3f9) [0x55a9ec9e63f9]
5: pnml2lts-mc(+0x164ac4) [0x55a9ec9dfac4]
6: pnml2lts-mc(+0x272e0a) [0x55a9ecaede0a]
7: pnml2lts-mc(+0xb61f0) [0x55a9ec9311f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f7257ae64d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f7257ae667a]
10: pnml2lts-mc(+0xa1581) [0x55a9ec91c581]
11: pnml2lts-mc(+0xa1910) [0x55a9ec91c910]
12: pnml2lts-mc(+0xa32a2) [0x55a9ec91e2a2]
13: pnml2lts-mc(+0xa50f4) [0x55a9ec9200f4]
14: pnml2lts-mc(+0xa516b) [0x55a9ec92016b]
15: pnml2lts-mc(+0x3f34b3) [0x55a9ecc6e4b3]
16: pnml2lts-mc(+0x7c63d) [0x55a9ec8f763d]
17: pnml2lts-mc(+0x67d86) [0x55a9ec8e2d86]
18: pnml2lts-mc(+0x60a8a) [0x55a9ec8dba8a]
19: pnml2lts-mc(+0x5eb15) [0x55a9ec8d9b15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f7257aced0a]
21: pnml2lts-mc(+0x6075e) [0x55a9ec8db75e]
ltl formula name RERS17pb113-PT-3-LTLCardinality-02
ltl formula formula --ltl=/tmp/4295/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.040 real 1.140 user 1.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLCardinality-03
ltl formula formula --ltl=/tmp/4295/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.040 real 0.980 user 0.960 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name RERS17pb113-PT-3-LTLCardinality-04
ltl formula formula --ltl=/tmp/4295/ltl_4_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 2.990 real 1.010 user 0.950 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLCardinality-05
ltl formula formula --ltl=/tmp/4295/ltl_5_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.060 real 1.050 user 0.850 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_5_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_5_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_5_
pnml2lts-mc( 0/ 4): buchi has 10 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLCardinality-08
ltl formula formula --ltl=/tmp/4295/ltl_6_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.080 real 0.970 user 0.970 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_6_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_6_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_6_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_6_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name RERS17pb113-PT-3-LTLCardinality-09
ltl formula formula --ltl=/tmp/4295/ltl_7_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.110 real 1.010 user 0.960 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_7_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_7_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_7_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_7_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-3-LTLCardinality-11
ltl formula formula --ltl=/tmp/4295/ltl_8_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.020 real 1.210 user 0.990 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_8_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_8_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_8_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_8_
pnml2lts-mc( 0/ 4): buchi has 10 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x559dd126a3f4]
1: pnml2lts-mc(+0xa2496) [0x559dd126a496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f9d0da55140]
3: pnml2lts-mc(+0x405be5) [0x559dd15cdbe5]
4: pnml2lts-mc(+0x16b3f9) [0x559dd13333f9]
5: pnml2lts-mc(+0x164ac4) [0x559dd132cac4]
6: pnml2lts-mc(+0x272e0a) [0x559dd143ae0a]
7: pnml2lts-mc(+0xb61f0) [0x559dd127e1f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f9d0d8a84d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f9d0d8a867a]
10: pnml2lts-mc(+0xa1581) [0x559dd1269581]
11: pnml2lts-mc(+0xa1910) [0x559dd1269910]
12: pnml2lts-mc(+0xa32a2) [0x559dd126b2a2]
13: pnml2lts-mc(+0xa50f4) [0x559dd126d0f4]
14: pnml2lts-mc(+0xa516b) [0x559dd126d16b]
15: pnml2lts-mc(+0x3f34b3) [0x559dd15bb4b3]
16: pnml2lts-mc(+0x7c63d) [0x559dd124463d]
17: pnml2lts-mc(+0x67d86) [0x559dd122fd86]
18: pnml2lts-mc(+0x60a8a) [0x559dd1228a8a]
19: pnml2lts-mc(+0x5eb15) [0x559dd1226b15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f9d0d890d0a]
21: pnml2lts-mc(+0x6075e) [0x559dd122875e]
ltl formula name RERS17pb113-PT-3-LTLCardinality-14
ltl formula formula --ltl=/tmp/4295/ltl_9_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 627 places, 31353 transitions and 125406 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4295/ltl_9_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4295/ltl_9_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 4.190 real 1.060 user 1.100 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4295/ltl_9_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4295/ltl_9_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-3"
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 RERS17pb113-PT-3, 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-167889201500019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-3.tgz
mv RERS17pb113-PT-3 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 ;