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-167889201500043.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-6, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201500043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.0K Feb 26 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 18:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 18:17 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 3.7K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 18:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 18:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 18:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 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-6-LTLCardinality-00
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-01
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-02
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-03
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-04
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-05
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-06
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-07
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-08
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-09
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-10
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-11
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-12
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-13
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-14
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678995121969

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-6
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 19:32:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 19:32:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 19:32:04] [INFO ] Load time of PNML (sax parser for PT used): 637 ms
[2023-03-16 19:32:04] [INFO ] Transformed 639 places.
[2023-03-16 19:32:04] [INFO ] Transformed 31353 transitions.
[2023-03-16 19:32:04] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 808 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-6-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 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 10 places
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 629 transition count 31353
Applied a total of 10 rules in 230 ms. Remains 629 /639 variables (removed 10) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:32:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 629 cols
[2023-03-16 19:32:05] [INFO ] Computed 15 place invariants in 106 ms
[2023-03-16 19:32:07] [INFO ] Implicit Places using invariants in 2124 ms returned []
Implicit Place search using SMT only with invariants took 2149 ms to find 0 implicit places.
[2023-03-16 19:32:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:32:07] [INFO ] Invariant cache hit.
[2023-03-16 19:32:16] [INFO ] Dead Transitions using invariants and state equation in 9142 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 629/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 11533 ms. Remains : 629/639 places, 31353/31353 transitions.
Support contains 52 out of 629 places after structural reductions.
[2023-03-16 19:32:17] [INFO ] Flatten gal took : 1024 ms
[2023-03-16 19:32:18] [INFO ] Flatten gal took : 865 ms
[2023-03-16 19:32:20] [INFO ] Input system was already deterministic with 31353 transitions.
Support contains 47 out of 629 places (down from 52) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 628 ms. (steps per millisecond=15 ) properties (out of 29) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-16 19:32:21] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:32:21] [INFO ] Invariant cache hit.
[2023-03-16 19:32:21] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:32:21] [INFO ] [Real]Absence check using 13 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-16 19:32:21] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-16 19:32:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 19:32:21] [INFO ] [Nat]Absence check using 13 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-16 19:32:39] [INFO ] After 17678ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-16 19:32:39] [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: Broken pipe ...
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:644)
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 19:32:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:32:46] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:5
Parikh walk visited 0 properties in 60 ms.
Support contains 13 out of 629 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 626 transition count 31352
Applied a total of 3 rules in 562 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 565 ms. Remains : 626/629 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 493 ms. (steps per millisecond=20 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 5) 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 5) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:32:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:32:48] [INFO ] Computed 13 place invariants in 66 ms
[2023-03-16 19:32:48] [INFO ] [Real]Absence check using 13 positive place invariants in 41 ms returned sat
[2023-03-16 19:32:48] [INFO ] After 265ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 19:32:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:33:04] [INFO ] After 15328ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 19:33:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:33:13] [INFO ] After 9421ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 19:33:13] [INFO ] After 9423ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 19:33:13] [INFO ] After 25055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 14 ms.
Support contains 7 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 211 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 211 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 406 ms. (steps per millisecond=24 ) properties (out of 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) 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 4) seen :0
Interrupted probabilistic random walk after 24684 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24684 steps, saw 22330 distinct states, run finished after 3005 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:33:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:33:17] [INFO ] Invariant cache hit.
[2023-03-16 19:33:17] [INFO ] [Real]Absence check using 13 positive place invariants in 117 ms returned sat
[2023-03-16 19:33:17] [INFO ] After 374ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 19:33:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 19:33:38] [INFO ] After 20280ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 19:33:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:33:42] [INFO ] After 4528ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 19:33:42] [INFO ] After 4529ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-16 19:33:42] [INFO ] After 25055ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 20 ms.
Support contains 7 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 190 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 193 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 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:33:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:33:43] [INFO ] Invariant cache hit.
[2023-03-16 19:33:45] [INFO ] Implicit Places using invariants in 1935 ms returned []
Implicit Place search using SMT only with invariants took 1945 ms to find 0 implicit places.
[2023-03-16 19:33:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:33:45] [INFO ] Invariant cache hit.
[2023-03-16 19:33:53] [INFO ] Dead Transitions using invariants and state equation in 8507 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10634 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 625 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:33:54] [INFO ] Computed 13 place invariants in 58 ms
[2023-03-16 19:33:54] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 19:33:54] [INFO ] After 144ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 19:33:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:34:12] [INFO ] After 17397ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 19:34:15] [INFO ] After 20366ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 1929 ms.
[2023-03-16 19:34:17] [INFO ] After 22430ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
FORMULA RERS17pb113-PT-6-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 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(F((p0&&(p0 U (F(p2)&&p1))))))'
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 84 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:34:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:34:17] [INFO ] Computed 13 place invariants in 54 ms
[2023-03-16 19:34:19] [INFO ] Implicit Places using invariants in 1972 ms returned []
Implicit Place search using SMT only with invariants took 1973 ms to find 0 implicit places.
[2023-03-16 19:34:19] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:34:19] [INFO ] Invariant cache hit.
[2023-03-16 19:34:27] [INFO ] Dead Transitions using invariants and state equation in 8195 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10260 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 287 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(LEQ s522 s498), p1:(AND (LEQ s522 s498) (LEQ s552 s185)), p0:(LEQ 3 s368)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2777 ms.
Product exploration explored 100000 steps with 0 reset in 2814 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 504 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 377 ms. (steps per millisecond=26 ) properties (out of 6) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:34:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:34:35] [INFO ] Invariant cache hit.
[2023-03-16 19:34:35] [INFO ] After 144ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:2
[2023-03-16 19:34:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:34:51] [INFO ] After 15695ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2023-03-16 19:34:51] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:35:00] [INFO ] After 9116ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-16 19:35:00] [INFO ] After 9117ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-16 19:35:00] [INFO ] After 25045ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :1
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 8 ms.
Support contains 5 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 309 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 309 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 25520 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25520 steps, saw 23071 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:35:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:35:04] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:35:04] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:35:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:35:19] [INFO ] After 14985ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:35:19] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:35:29] [INFO ] After 9836ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:35:29] [INFO ] After 9837ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 19:35:29] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 5 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 159 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 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:35:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:35:29] [INFO ] Invariant cache hit.
[2023-03-16 19:35:31] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1822 ms to find 0 implicit places.
[2023-03-16 19:35:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:35:31] [INFO ] Invariant cache hit.
[2023-03-16 19:35:39] [INFO ] Dead Transitions using invariants and state equation in 8293 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10272 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 491 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:35:40] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:35:40] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:35:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:35:58] [INFO ] After 17570ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:35:59] [INFO ] After 18803ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 814 ms.
[2023-03-16 19:36:00] [INFO ] After 19720ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p2)), (G (NOT (AND p1 p0 (NOT p2)))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p2))]
Knowledge based reduction with 12 factoid took 501 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0))]
[2023-03-16 19:36:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:36:01] [INFO ] Computed 13 place invariants in 49 ms
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 69 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:36:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:36:16] [INFO ] Invariant cache hit.
[2023-03-16 19:36:18] [INFO ] Implicit Places using invariants in 1829 ms returned []
Implicit Place search using SMT only with invariants took 1830 ms to find 0 implicit places.
[2023-03-16 19:36:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:36:18] [INFO ] Invariant cache hit.
[2023-03-16 19:36:26] [INFO ] Dead Transitions using invariants and state equation in 8151 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10052 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 p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 202 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 294 ms. (steps per millisecond=34 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:36:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:36:27] [INFO ] Invariant cache hit.
[2023-03-16 19:36:27] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:36:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:36:42] [INFO ] After 14756ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:36:42] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:36:52] [INFO ] After 10046ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:36:52] [INFO ] After 10047ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-16 19:36:52] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 5 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 319 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 320 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 257 ms. (steps per millisecond=38 ) properties (out of 2) 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 2) 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 2) seen :0
Interrupted probabilistic random walk after 24979 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24979 steps, saw 22593 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:36:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:36:56] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 19:36:56] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:36:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:37:11] [INFO ] After 14923ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:37:11] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:37:21] [INFO ] After 9904ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:37:21] [INFO ] After 9905ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 19:37:21] [INFO ] After 25031ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 5 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 153 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 153 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 19:37:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:37:21] [INFO ] Invariant cache hit.
[2023-03-16 19:37:23] [INFO ] Implicit Places using invariants in 1833 ms returned []
Implicit Place search using SMT only with invariants took 1834 ms to find 0 implicit places.
[2023-03-16 19:37:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:37:23] [INFO ] Invariant cache hit.
[2023-03-16 19:37:31] [INFO ] Dead Transitions using invariants and state equation in 8293 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10281 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 535 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:37:32] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 19:37:32] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:37:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:37:49] [INFO ] After 17411ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:37:51] [INFO ] After 18620ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 804 ms.
[2023-03-16 19:37:51] [INFO ] After 19524ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 6 factoid took 230 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
[2023-03-16 19:37:52] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:37:52] [INFO ] Computed 13 place invariants in 45 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 2756 ms.
Product exploration explored 100000 steps with 0 reset in 2847 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT 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.
Applied a total of 0 rules in 339 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:38:13] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:13] [INFO ] Invariant cache hit.
[2023-03-16 19:38:22] [INFO ] Dead Transitions using invariants and state equation in 8488 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8830 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 19:38:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:22] [INFO ] Invariant cache hit.
[2023-03-16 19:38:24] [INFO ] Implicit Places using invariants in 1855 ms returned []
Implicit Place search using SMT only with invariants took 1856 ms to find 0 implicit places.
[2023-03-16 19:38:24] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:24] [INFO ] Invariant cache hit.
[2023-03-16 19:38:32] [INFO ] Dead Transitions using invariants and state equation in 8105 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10040 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-00 finished in 256023 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 6 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 81 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:38:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:33] [INFO ] Invariant cache hit.
[2023-03-16 19:38:35] [INFO ] Implicit Places using invariants in 1904 ms returned []
Implicit Place search using SMT only with invariants took 1905 ms to find 0 implicit places.
[2023-03-16 19:38:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:35] [INFO ] Invariant cache hit.
[2023-03-16 19:38:44] [INFO ] Dead Transitions using invariants and state equation in 8534 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10521 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LEQ s22 s358) (LEQ s374 s555) (GT s208 s111))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 4784 ms.
Product exploration explored 100000 steps with 50000 reset in 4269 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-6-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-6-LTLCardinality-01 finished in 19867 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F((F(p1)&&G(p2)))))))'
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 87 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:38:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:38:53] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:38:55] [INFO ] Implicit Places using invariants in 1904 ms returned []
Implicit Place search using SMT only with invariants took 1904 ms to find 0 implicit places.
[2023-03-16 19:38:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:38:55] [INFO ] Invariant cache hit.
[2023-03-16 19:39:03] [INFO ] Dead Transitions using invariants and state equation in 8371 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10364 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=1 dest: 3}, { cond=(AND p0 p2), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 3}, { cond=p2, acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(LEQ s83 s584), p2:(GT 2 s31), p1:(GT s50 s30)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 2703 ms.
Product exploration explored 100000 steps with 0 reset in 2794 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/627 stabilizing places and 1/31353 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p2))), (X (AND p0 (NOT p2))), (X p0), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 13 factoid took 481 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Finished random walk after 701 steps, including 0 resets, run visited all 3 properties in 7 ms. (steps per millisecond=100 )
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p2))), (X (AND p0 (NOT p2))), (X p0), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p2), (F p1), (F (AND (NOT p1) p2))]
Knowledge based reduction with 13 factoid took 600 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
[2023-03-16 19:39:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:39:11] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
[2023-03-16 19:39:26] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:39:26] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 3 out of 627 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:39:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:39:41] [INFO ] Invariant cache hit.
[2023-03-16 19:39:43] [INFO ] Implicit Places using invariants in 1848 ms returned []
Implicit Place search using SMT only with invariants took 1849 ms to find 0 implicit places.
[2023-03-16 19:39:43] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:39:43] [INFO ] Invariant cache hit.
[2023-03-16 19:39:51] [INFO ] Dead Transitions using invariants and state equation in 8512 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10433 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
Detected a total of 1/627 stabilizing places and 1/31353 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 269 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Finished random walk after 631 steps, including 0 resets, run visited all 3 properties in 13 ms. (steps per millisecond=48 )
Knowledge obtained : [(AND (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p2), (F p1), (F (AND (NOT p1) p2))]
Knowledge based reduction with 7 factoid took 355 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
[2023-03-16 19:39:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:39:53] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
[2023-03-16 19:40:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:40:08] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 2779 ms.
Product exploration explored 100000 steps with 4 reset in 2914 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 136 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
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 157 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:40:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:40:29] [INFO ] Invariant cache hit.
[2023-03-16 19:40:38] [INFO ] Dead Transitions using invariants and state equation in 8453 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8610 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 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:40:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:40:38] [INFO ] Invariant cache hit.
[2023-03-16 19:40:40] [INFO ] Implicit Places using invariants in 1866 ms returned []
Implicit Place search using SMT only with invariants took 1866 ms to find 0 implicit places.
[2023-03-16 19:40:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:40:40] [INFO ] Invariant cache hit.
[2023-03-16 19:40:48] [INFO ] Dead Transitions using invariants and state equation in 8580 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10519 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-02 finished in 116292 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 U (p1||G(p0))))))'
Support contains 2 out of 629 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 330 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:40:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:40:50] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 19:40:51] [INFO ] Implicit Places using invariants in 1874 ms returned []
Implicit Place search using SMT only with invariants took 1878 ms to find 0 implicit places.
[2023-03-16 19:40:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:40:51] [INFO ] Invariant cache hit.
[2023-03-16 19:41:00] [INFO ] Dead Transitions using invariants and state equation in 8641 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10851 ms. Remains : 626/629 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GT 3 s615) (GT 1 s209)), p0:(GT 1 s209)], 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 404 reset in 2409 ms.
Product exploration explored 100000 steps with 389 reset in 2464 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 188 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:41:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:41:06] [INFO ] Invariant cache hit.
[2023-03-16 19:41:06] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:41:23] [INFO ] After 17569ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:41:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:41:40] [INFO ] After 16324ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:41:40] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:41:48] [INFO ] After 8520ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 19:41:48] [INFO ] After 25032ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 7 ms.
Support contains 2 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.
Finished random walk after 665 steps, including 0 resets, run visited all 1 properties in 8 ms. (steps per millisecond=83 )
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 236 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:41:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:41:49] [INFO ] Invariant cache hit.
[2023-03-16 19:41:51] [INFO ] Implicit Places using invariants in 1820 ms returned []
Implicit Place search using SMT only with invariants took 1821 ms to find 0 implicit places.
[2023-03-16 19:41:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:41:51] [INFO ] Invariant cache hit.
[2023-03-16 19:41:59] [INFO ] Dead Transitions using invariants and state equation in 8370 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10355 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), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 186 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 3985 steps, including 1 resets, run visited all 2 properties in 87 ms. (steps per millisecond=45 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 236 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 441 reset in 2254 ms.
Product exploration explored 100000 steps with 451 reset in 2261 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 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:42:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:42:05] [INFO ] Invariant cache hit.
[2023-03-16 19:42:07] [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 19:42:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:42:07] [INFO ] Invariant cache hit.
[2023-03-16 19:42:15] [INFO ] Dead Transitions using invariants and state equation in 8543 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10486 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-03 finished in 87114 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&(p1||X((p2 U p3))))))'
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 84 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:42:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:42:16] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 19:42:18] [INFO ] Implicit Places using invariants in 1887 ms returned []
Implicit Place search using SMT only with invariants took 1888 ms to find 0 implicit places.
[2023-03-16 19:42:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:42:18] [INFO ] Invariant cache hit.
[2023-03-16 19:42:27] [INFO ] Dead Transitions using invariants and state equation in 8603 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10578 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p3))), (OR (NOT p3) (NOT p0)), true, (OR (NOT p0) (AND (NOT p1) (NOT p3)))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND p0 p3), acceptance={0} source=2 dest: 0}, { cond=(AND p0 (NOT p3) p2), acceptance={0} source=2 dest: 2}, { cond=(OR (NOT p0) (AND (NOT p3) (NOT p2))), acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p0:(GT s498 s408), p1:(LEQ s320 s532), p3:(AND (LEQ 2 s406) (LEQ s320 s532)), p2:(LEQ 2 s406)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, 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 1 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-6-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-6-LTLCardinality-04 finished in 10833 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((p0||G(p1)))&&F(G(p2)))))'
Support contains 4 out of 629 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 307 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:42:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:42:28] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 19:42:29] [INFO ] Implicit Places using invariants in 1885 ms returned []
Implicit Place search using SMT only with invariants took 1886 ms to find 0 implicit places.
[2023-03-16 19:42:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:42:29] [INFO ] Invariant cache hit.
[2023-03-16 19:42:38] [INFO ] Dead Transitions using invariants and state equation in 8595 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10792 ms. Remains : 626/629 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=p2, acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s502 s66), p1:(GT 3 s44), p2:(LEQ 3 s228)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 2801 ms.
Product exploration explored 100000 steps with 0 reset in 2756 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 276 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Finished random walk after 218 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=72 )
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1))), (F p2)]
Knowledge based reduction with 7 factoid took 337 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
[2023-03-16 19:42:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:42:45] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Support contains 4 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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:43:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:43:00] [INFO ] Invariant cache hit.
[2023-03-16 19:43:02] [INFO ] Implicit Places using invariants in 1851 ms returned []
Implicit Place search using SMT only with invariants took 1852 ms to find 0 implicit places.
[2023-03-16 19:43:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:43:02] [INFO ] Invariant cache hit.
[2023-03-16 19:43:10] [INFO ] Dead Transitions using invariants and state equation in 8496 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10516 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 p0) p1 (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 297 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Finished random walk after 287 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=71 )
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT p2))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1))), (F p2)]
Knowledge based reduction with 7 factoid took 332 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
[2023-03-16 19:43:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:43:12] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 96 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 2794 ms.
Product exploration explored 100000 steps with 0 reset in 2845 ms.
Support contains 4 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 176 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:43:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:43:33] [INFO ] Invariant cache hit.
[2023-03-16 19:43:35] [INFO ] Implicit Places using invariants in 1803 ms returned []
Implicit Place search using SMT only with invariants took 1804 ms to find 0 implicit places.
[2023-03-16 19:43:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:43:35] [INFO ] Invariant cache hit.
[2023-03-16 19:43:43] [INFO ] Dead Transitions using invariants and state equation in 8660 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10642 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-05 finished in 76998 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X((F(p1)||G(!p2)))&&p0)))'
Support contains 3 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 88 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:43:44] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:43:44] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:43:46] [INFO ] Implicit Places using invariants in 1810 ms returned []
Implicit Place search using SMT only with invariants took 1824 ms to find 0 implicit places.
[2023-03-16 19:43:46] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:43:46] [INFO ] Invariant cache hit.
[2023-03-16 19:43:55] [INFO ] Dead Transitions using invariants and state equation in 8595 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10508 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GT 1 s347) (OR (GT 3 s609) (GT 3 s115))), p1:(LEQ 1 s347), p2:(OR (AND (LEQ 3 s609) (LEQ 3 s115)) (LEQ 1 s347))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 61 reset in 2894 ms.
Product exploration explored 100000 steps with 69 reset in 3304 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) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 446 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 451 ms. (steps per millisecond=22 ) properties (out of 5) 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 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 19:44:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:44:02] [INFO ] Invariant cache hit.
[2023-03-16 19:44:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 19:44:18] [INFO ] After 15663ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:2
[2023-03-16 19:44:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:44:35] [INFO ] After 16821ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-16 19:44:35] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:44:43] [INFO ] After 7847ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :1 sat :1
[2023-03-16 19:44:43] [INFO ] After 7848ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 19:44:43] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 7 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 317 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 318 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 300 ms. (steps per millisecond=33 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 23708 steps, run timeout after 3002 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23708 steps, saw 21461 distinct states, run finished after 3002 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:44:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:44:47] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 19:44:47] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:45:00] [INFO ] After 13439ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:45:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 19:45:14] [INFO ] After 13671ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:45:14] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:45:24] [INFO ] After 10226ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 19:45:26] [INFO ] Deduced a trap composed of 48 places in 746 ms of which 3 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 19:45:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:45:26] [INFO ] After 25344ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
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 150 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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:45:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:45:26] [INFO ] Invariant cache hit.
[2023-03-16 19:45:28] [INFO ] Implicit Places using invariants in 1890 ms returned []
Implicit Place search using SMT only with invariants took 1891 ms to find 0 implicit places.
[2023-03-16 19:45:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:45:28] [INFO ] Invariant cache hit.
[2023-03-16 19:45:37] [INFO ] Dead Transitions using invariants and state equation in 8812 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10854 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 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:45:37] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 19:45:37] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:45:52] [INFO ] After 14853ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:45:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:46:07] [INFO ] After 15131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:46:09] [INFO ] After 16614ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1008 ms.
[2023-03-16 19:46:10] [INFO ] After 17733ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p0)), (G (NOT (AND (NOT p1) p2 p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) p0))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 12 factoid took 632 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
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 70 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:46:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:46:11] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:46:13] [INFO ] Implicit Places using invariants in 1897 ms returned []
Implicit Place search using SMT only with invariants took 1898 ms to find 0 implicit places.
[2023-03-16 19:46:13] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:46:13] [INFO ] Invariant cache hit.
[2023-03-16 19:46:21] [INFO ] Dead Transitions using invariants and state equation in 8507 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10477 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) p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 303 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 100 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 442 ms. (steps per millisecond=22 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:46:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:46:22] [INFO ] Invariant cache hit.
[2023-03-16 19:46:23] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:46:37] [INFO ] After 14854ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:46:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:46:54] [INFO ] After 16086ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:46:54] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:47:02] [INFO ] After 8707ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:47:02] [INFO ] After 8708ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-16 19:47:02] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 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 408 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 408 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 309 ms. (steps per millisecond=32 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 23771 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 23771 steps, saw 21514 distinct states, run finished after 3003 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:47:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:47:06] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:47:06] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:47:19] [INFO ] After 12930ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:47:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:47:33] [INFO ] After 13629ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:47:33] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:47:44] [INFO ] After 10958ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 19:47:44] [INFO ] After 11189ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 19:47:44] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 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 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.
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 19:47:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:47:45] [INFO ] Invariant cache hit.
[2023-03-16 19:47:46] [INFO ] Implicit Places using invariants in 1842 ms returned []
Implicit Place search using SMT only with invariants took 1843 ms to find 0 implicit places.
[2023-03-16 19:47:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:47:46] [INFO ] Invariant cache hit.
[2023-03-16 19:47:59] [INFO ] Dead Transitions using invariants and state equation in 12333 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14332 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 524 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:47:59] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 19:48:00] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:48:15] [INFO ] After 16023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:48:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:48:32] [INFO ] After 15954ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:48:33] [INFO ] After 17472ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1089 ms.
[2023-03-16 19:48:34] [INFO ] After 18681ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 328 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 120 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Product exploration explored 100000 steps with 59 reset in 2639 ms.
Product exploration explored 100000 steps with 65 reset in 2643 ms.
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 70 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:48:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:48:40] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 19:48:42] [INFO ] Implicit Places using invariants in 1909 ms returned []
Implicit Place search using SMT only with invariants took 1912 ms to find 0 implicit places.
[2023-03-16 19:48:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:48:42] [INFO ] Invariant cache hit.
[2023-03-16 19:48:51] [INFO ] Dead Transitions using invariants and state equation in 8910 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10897 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-06 finished in 308023 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(p0))'
Support contains 4 out of 629 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 351 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:48:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:48:53] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:48:54] [INFO ] Implicit Places using invariants in 1922 ms returned []
Implicit Place search using SMT only with invariants took 1922 ms to find 0 implicit places.
[2023-03-16 19:48:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:48:55] [INFO ] Invariant cache hit.
[2023-03-16 19:49:03] [INFO ] Dead Transitions using invariants and state equation in 8471 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10746 ms. Remains : 626/629 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 55 ms :[true, (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-07 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}]], initial=1, aps=[p0:(OR (LEQ s502 s141) (LEQ s214 s424))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Entered a terminal (fully accepting) state of product in 61740 steps with 0 reset in 1708 ms.
FORMULA RERS17pb113-PT-6-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-6-LTLCardinality-07 finished in 12600 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||G(p1)))))'
Support contains 2 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 85 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:49:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:49:05] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 19:49:07] [INFO ] Implicit Places using invariants in 1856 ms returned []
Implicit Place search using SMT only with invariants took 1859 ms to find 0 implicit places.
[2023-03-16 19:49:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:49:07] [INFO ] Invariant cache hit.
[2023-03-16 19:49:15] [INFO ] Dead Transitions using invariants and state equation in 8674 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10620 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(GT 3 s15), p0:(LEQ 3 s65)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 0 reset in 3231 ms.
Product exploration explored 100000 steps with 0 reset in 3598 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 328 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 355 ms. (steps per millisecond=28 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:49:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:49:23] [INFO ] Invariant cache hit.
[2023-03-16 19:49:23] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:49:40] [INFO ] After 16966ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:49:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:49:55] [INFO ] After 14616ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:49:55] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:50:05] [INFO ] After 10203ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 19:50:05] [INFO ] After 25040ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 4 ms.
Support contains 2 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 300 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 229 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26228 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26228 steps, saw 23706 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:50:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:50:09] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:50:09] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:50:27] [INFO ] After 17915ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:50:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:50:45] [INFO ] After 17999ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:50:45] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:50:50] [INFO ] After 4657ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:50:51] [INFO ] Deduced a trap composed of 40 places in 644 ms of which 1 ms to minimize.
[2023-03-16 19:50:52] [INFO ] Deduced a trap composed of 40 places in 360 ms of which 1 ms to minimize.
[2023-03-16 19:50:55] [INFO ] Deduced a trap composed of 64 places in 2641 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 19:50:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:50:55] [INFO ] After 27685ms 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 2 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 181 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 181 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 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:50:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:50:55] [INFO ] Invariant cache hit.
[2023-03-16 19:50:57] [INFO ] Implicit Places using invariants in 1870 ms returned []
Implicit Place search using SMT only with invariants took 1870 ms to find 0 implicit places.
[2023-03-16 19:50:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:50:57] [INFO ] Invariant cache hit.
[2023-03-16 19:51:05] [INFO ] Dead Transitions using invariants and state equation in 8120 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10161 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 178 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 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 71 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:51:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:51:05] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 19:51:07] [INFO ] Implicit Places using invariants in 1902 ms returned []
Implicit Place search using SMT only with invariants took 1903 ms to find 0 implicit places.
[2023-03-16 19:51:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:51:07] [INFO ] Invariant cache hit.
[2023-03-16 19:51:16] [INFO ] Dead Transitions using invariants and state equation in 8501 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10477 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 p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 171 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 393 ms. (steps per millisecond=25 ) properties (out of 2) 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 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 19:51:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:51:17] [INFO ] Invariant cache hit.
[2023-03-16 19:51:17] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:51:35] [INFO ] After 18309ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:51:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 19:51:50] [INFO ] After 15148ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:51:50] [INFO ] State equation strengthened by 829 read => feed constraints.
[2023-03-16 19:52:00] [INFO ] After 9677ms SMT Verify possible using 829 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 19:52:00] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 6 ms.
Support contains 2 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 289 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 290 ms. Remains : 626/627 places, 31352/31353 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26882 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26882 steps, saw 24287 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:52:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:52:04] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 19:52:04] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:52:22] [INFO ] After 18353ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:52:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:52:42] [INFO ] After 19346ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:52:42] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:52:46] [INFO ] After 4772ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 19:52:48] [INFO ] Deduced a trap composed of 40 places in 619 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 19:52:48] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 19:52:48] [INFO ] After 25551ms 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 2 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 253 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:52:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:52:48] [INFO ] Invariant cache hit.
[2023-03-16 19:52:50] [INFO ] Implicit Places using invariants in 1900 ms returned []
Implicit Place search using SMT only with invariants took 1903 ms to find 0 implicit places.
[2023-03-16 19:52:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:52:50] [INFO ] Invariant cache hit.
[2023-03-16 19:52:59] [INFO ] Dead Transitions using invariants and state equation in 8770 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10930 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 191 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 3628 ms.
Product exploration explored 100000 steps with 0 reset in 3675 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
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.
Applied a total of 0 rules in 169 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:53:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:53:07] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 19:53:16] [INFO ] Dead Transitions using invariants and state equation in 9033 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9202 ms. Remains : 627/627 places, 31353/31353 transitions.
Support contains 2 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 76 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:53:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:53:16] [INFO ] Invariant cache hit.
[2023-03-16 19:53:18] [INFO ] Implicit Places using invariants in 1907 ms returned []
Implicit Place search using SMT only with invariants took 1908 ms to find 0 implicit places.
[2023-03-16 19:53:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:53:18] [INFO ] Invariant cache hit.
[2023-03-16 19:53:27] [INFO ] Dead Transitions using invariants and state equation in 8796 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10781 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-08 finished in 263188 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 629 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 328 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:53:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:53:28] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 19:53:30] [INFO ] Implicit Places using invariants in 1970 ms returned []
Implicit Place search using SMT only with invariants took 1970 ms to find 0 implicit places.
[2023-03-16 19:53:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:53:30] [INFO ] Invariant cache hit.
[2023-03-16 19:53:39] [INFO ] Dead Transitions using invariants and state equation in 8658 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10959 ms. Remains : 626/629 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-09 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 s146 s568)], 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 757 reset in 2005 ms.
Product exploration explored 100000 steps with 734 reset in 2358 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 194 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 86 ms :[(NOT p0), (NOT p0)]
Finished random walk after 260 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=86 )
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 92 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
[2023-03-16 19:53:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:53:44] [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 159 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:54:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:00] [INFO ] Invariant cache hit.
[2023-03-16 19:54:01] [INFO ] Implicit Places using invariants in 1845 ms returned []
Implicit Place search using SMT only with invariants took 1846 ms to find 0 implicit places.
[2023-03-16 19:54:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:01] [INFO ] Invariant cache hit.
[2023-03-16 19:54:10] [INFO ] Dead Transitions using invariants and state equation in 8982 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10989 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 185 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Finished random walk after 950 steps, including 0 resets, run visited all 1 properties in 10 ms. (steps per millisecond=95 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 144 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
[2023-03-16 19:54:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:11] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 750 reset in 2051 ms.
Product exploration explored 100000 steps with 768 reset in 2105 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 154 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:54:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:31] [INFO ] Invariant cache hit.
[2023-03-16 19:54:33] [INFO ] Implicit Places using invariants in 1869 ms returned []
Implicit Place search using SMT only with invariants took 1869 ms to find 0 implicit places.
[2023-03-16 19:54:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:33] [INFO ] Invariant cache hit.
[2023-03-16 19:54:41] [INFO ] Dead Transitions using invariants and state equation in 8002 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10028 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-09 finished in 73591 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 629 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 470 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:54:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:42] [INFO ] Invariant cache hit.
[2023-03-16 19:54:44] [INFO ] Implicit Places using invariants in 1876 ms returned []
Implicit Place search using SMT only with invariants took 1877 ms to find 0 implicit places.
[2023-03-16 19:54:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:44] [INFO ] Invariant cache hit.
[2023-03-16 19:54:53] [INFO ] Dead Transitions using invariants and state equation in 8626 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10975 ms. Remains : 626/629 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-11 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 s296 s166)], 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 107 reset in 2639 ms.
Product exploration explored 100000 steps with 98 reset in 2623 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 152 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 1410 steps, including 0 resets, run visited all 1 properties in 27 ms. (steps per millisecond=52 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
[2023-03-16 19:54:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:54:59] [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 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:55:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:55:14] [INFO ] Invariant cache hit.
[2023-03-16 19:55:16] [INFO ] Implicit Places using invariants in 1837 ms returned []
Implicit Place search using SMT only with invariants took 1849 ms to find 0 implicit places.
[2023-03-16 19:55:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:55:16] [INFO ] Invariant cache hit.
[2023-03-16 19:55:24] [INFO ] Dead Transitions using invariants and state equation in 8283 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10284 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 120 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 58 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1661 steps, including 0 resets, run visited all 1 properties in 22 ms. (steps per millisecond=75 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 132 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 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
[2023-03-16 19:55:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:55:25] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 99 reset in 2639 ms.
Product exploration explored 100000 steps with 117 reset in 2581 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 152 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:55:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:55:45] [INFO ] Invariant cache hit.
[2023-03-16 19:55:47] [INFO ] Implicit Places using invariants in 1734 ms returned []
Implicit Place search using SMT only with invariants took 1735 ms to find 0 implicit places.
[2023-03-16 19:55:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:55:47] [INFO ] Invariant cache hit.
[2023-03-16 19:55:55] [INFO ] Dead Transitions using invariants and state equation in 7970 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9859 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-11 finished in 74385 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(G(p0))) U (p1 U p0)))'
Support contains 3 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 83 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:55:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 19:55:56] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 19:55:58] [INFO ] Implicit Places using invariants in 1948 ms returned []
Implicit Place search using SMT only with invariants took 1948 ms to find 0 implicit places.
[2023-03-16 19:55:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:55:58] [INFO ] Invariant cache hit.
[2023-03-16 19:56:07] [INFO ] Dead Transitions using invariants and state equation in 8636 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10670 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 197 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={} source=5 dest: 0}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=3, aps=[p0:(GT s83 s55), p1:(LEQ 2 s120)], 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][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA RERS17pb113-PT-6-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-6-LTLCardinality-13 finished in 10963 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 627 transition count 31353
Applied a total of 2 rules in 84 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 19:56:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:56:07] [INFO ] Invariant cache hit.
[2023-03-16 19:56:09] [INFO ] Implicit Places using invariants in 1921 ms returned []
Implicit Place search using SMT only with invariants took 1922 ms to find 0 implicit places.
[2023-03-16 19:56:09] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:56:09] [INFO ] Invariant cache hit.
[2023-03-16 19:56:17] [INFO ] Dead Transitions using invariants and state equation in 8252 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 627/629 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10260 ms. Remains : 627/629 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s527)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 3 reset in 3184 ms.
Product exploration explored 100000 steps with 2 reset in 3806 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Finished random walk after 63 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=31 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-16 19:56:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 19:56:25] [INFO ] Invariant cache hit.
Could not prove EG (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.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:56:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:56:40] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-16 19:56:42] [INFO ] Implicit Places using invariants in 1839 ms returned []
Implicit Place search using SMT only with invariants took 1840 ms to find 0 implicit places.
[2023-03-16 19:56:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:56:42] [INFO ] Invariant cache hit.
[2023-03-16 19:56:50] [INFO ] Dead Transitions using invariants and state equation in 7934 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9950 ms. Remains : 626/627 places, 31352/31353 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 120 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Finished random walk after 70 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=35 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2023-03-16 19:56:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:56:51] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 2663 ms.
Product exploration explored 100000 steps with 2 reset in 2868 ms.
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 148 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:57:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:57:11] [INFO ] Invariant cache hit.
[2023-03-16 19:57:13] [INFO ] Implicit Places using invariants in 1812 ms returned []
Implicit Place search using SMT only with invariants took 1813 ms to find 0 implicit places.
[2023-03-16 19:57:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:57:13] [INFO ] Invariant cache hit.
[2023-03-16 19:57:21] [INFO ] Dead Transitions using invariants and state equation in 8038 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10005 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-15 finished in 75519 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&&(p0 U (F(p2)&&p1))))))'
Found a Shortening insensitive property : RERS17pb113-PT-6-LTLCardinality-00
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0))]
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 355 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 19:57:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:57:23] [INFO ] Invariant cache hit.
[2023-03-16 19:57:25] [INFO ] Implicit Places using invariants in 1794 ms returned []
Implicit Place search using SMT only with invariants took 1798 ms to find 0 implicit places.
[2023-03-16 19:57:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:57:25] [INFO ] Invariant cache hit.
[2023-03-16 19:57:33] [INFO ] Dead Transitions using invariants and state equation in 8330 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10486 ms. Remains : 626/629 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(LEQ s522 s498), p1:(AND (LEQ s522 s498) (LEQ s552 s185)), p0:(LEQ 3 s368)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 3589 ms.
Product exploration explored 100000 steps with 0 reset in 2866 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 440 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 288 ms. (steps per millisecond=34 ) properties (out of 6) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-16 19:57:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:57:41] [INFO ] Invariant cache hit.
[2023-03-16 19:57:41] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:2
[2023-03-16 19:57:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:57:57] [INFO ] After 15927ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2023-03-16 19:57:57] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:58:06] [INFO ] After 8921ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-16 19:58:06] [INFO ] After 8921ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-16 19:58:06] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :1
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 8 ms.
Support contains 5 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 145 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 306 ms. (steps per millisecond=32 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 25342 steps, run timeout after 3002 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25342 steps, saw 22910 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 19:58:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:58:10] [INFO ] Invariant cache hit.
[2023-03-16 19:58:10] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:58:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:58:24] [INFO ] After 14595ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:58:25] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:58:35] [INFO ] After 10181ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 19:58:35] [INFO ] After 10182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 19:58:35] [INFO ] After 25042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 8 ms.
Support contains 5 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 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 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:58:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:58:35] [INFO ] Invariant cache hit.
[2023-03-16 19:58:37] [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 19:58:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:58:37] [INFO ] Invariant cache hit.
[2023-03-16 19:58:45] [INFO ] Dead Transitions using invariants and state equation in 7920 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9887 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 456 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:58:45] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 19:58:45] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 19:58:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:59:04] [INFO ] After 18868ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 19:59:06] [INFO ] After 20077ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 821 ms.
[2023-03-16 19:59:06] [INFO ] After 21000ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p2)), (G (NOT (AND p1 p0 (NOT p2)))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT p2))]
Knowledge based reduction with 12 factoid took 528 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0))]
[2023-03-16 19:59:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 19:59:07] [INFO ] Computed 13 place invariants in 47 ms
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 67 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 19:59:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:59:23] [INFO ] Invariant cache hit.
[2023-03-16 19:59:24] [INFO ] Implicit Places using invariants in 1818 ms returned []
Implicit Place search using SMT only with invariants took 1822 ms to find 0 implicit places.
[2023-03-16 19:59:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:59:24] [INFO ] Invariant cache hit.
[2023-03-16 19:59:33] [INFO ] Dead Transitions using invariants and state equation in 8865 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10757 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 p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 242 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 211 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 358 ms. (steps per millisecond=27 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 19:59:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 19:59:34] [INFO ] Invariant cache hit.
[2023-03-16 19:59:34] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 19:59:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 19:59:50] [INFO ] After 16038ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 19:59:51] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 19:59:59] [INFO ] After 8771ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 19:59:59] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10 ms.
Support contains 5 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 172 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 173 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26259 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26259 steps, saw 23732 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:00:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:00:03] [INFO ] Invariant cache hit.
[2023-03-16 20:00:03] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:00:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:00:21] [INFO ] After 17663ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:00:21] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:00:28] [INFO ] After 7163ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 20:00:28] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 12 ms.
Support contains 5 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 161 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 161 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 161 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:00:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:00:28] [INFO ] Invariant cache hit.
[2023-03-16 20:00:30] [INFO ] Implicit Places using invariants in 1886 ms returned []
Implicit Place search using SMT only with invariants took 1887 ms to find 0 implicit places.
[2023-03-16 20:00:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:00:30] [INFO ] Invariant cache hit.
[2023-03-16 20:00:39] [INFO ] Dead Transitions using invariants and state equation in 8192 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10246 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 472 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 20:00:39] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 20:00:39] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:00:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:00:58] [INFO ] After 18691ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:00:59] [INFO ] After 19518ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 683 ms.
[2023-03-16 20:00:59] [INFO ] After 20293ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 6 factoid took 300 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
[2023-03-16 20:01:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:01:00] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 20:01:15] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (AND (NOT p1) (NOT p0))), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 6 factoid took 125 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
Treatment of property RERS17pb113-PT-6-LTLCardinality-00 finished in 232890 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F((F(p1)&&G(p2)))))))'
Found a Shortening insensitive property : RERS17pb113-PT-6-LTLCardinality-02
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
Applied a total of 0 rules in 153 ms. Remains 627 /629 variables (removed 2) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 20:01:16] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2023-03-16 20:01:16] [INFO ] Computed 13 place invariants in 50 ms
[2023-03-16 20:01:18] [INFO ] Implicit Places using invariants in 1881 ms returned []
Implicit Place search using SMT only with invariants took 1882 ms to find 0 implicit places.
[2023-03-16 20:01:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:01:18] [INFO ] Invariant cache hit.
[2023-03-16 20:01:26] [INFO ] Dead Transitions using invariants and state equation in 8025 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10063 ms. Remains : 627/629 places, 31353/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=1 dest: 3}, { cond=(AND p0 p2), acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 3}, { cond=p2, acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(LEQ s83 s584), p2:(GT 2 s31), p1:(GT s50 s30)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 2637 ms.
Product exploration explored 100000 steps with 0 reset in 2770 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/627 stabilizing places and 1/31353 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p2))), (X (AND p0 (NOT p2))), (X p0), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 13 factoid took 491 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Finished random walk after 1411 steps, including 0 resets, run visited all 3 properties in 15 ms. (steps per millisecond=94 )
Knowledge obtained : [(AND p0 (NOT p2) (NOT p1)), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p2))), (X (AND p0 (NOT p2))), (X p0), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p2), (F p1), (F (AND (NOT p1) p2))]
Knowledge based reduction with 13 factoid took 567 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
[2023-03-16 20:01:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:01:33] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
[2023-03-16 20:01:48] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:01:48] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 3 out of 627 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
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 20:02:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:03] [INFO ] Invariant cache hit.
[2023-03-16 20:02:05] [INFO ] Implicit Places using invariants in 1850 ms returned []
Implicit Place search using SMT only with invariants took 1851 ms to find 0 implicit places.
[2023-03-16 20:02:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:05] [INFO ] Invariant cache hit.
[2023-03-16 20:02:13] [INFO ] Dead Transitions using invariants and state equation in 8203 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10124 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
Detected a total of 1/627 stabilizing places and 1/31353 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 286 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Finished random walk after 642 steps, including 0 resets, run visited all 3 properties in 11 ms. (steps per millisecond=58 )
Knowledge obtained : [(AND (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p2), (F p1), (F (AND (NOT p1) p2))]
Knowledge based reduction with 7 factoid took 375 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
[2023-03-16 20:02:15] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:15] [INFO ] Invariant cache hit.
Could not prove EG (NOT p2)
[2023-03-16 20:02:30] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:30] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 0 reset in 2658 ms.
Product exploration explored 100000 steps with 0 reset in 2830 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2)]
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 146 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 20:02:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:51] [INFO ] Invariant cache hit.
[2023-03-16 20:02:59] [INFO ] Dead Transitions using invariants and state equation in 8101 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8253 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 67 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2023-03-16 20:02:59] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:02:59] [INFO ] Invariant cache hit.
[2023-03-16 20:03:01] [INFO ] Implicit Places using invariants in 1806 ms returned []
Implicit Place search using SMT only with invariants took 1807 ms to find 0 implicit places.
[2023-03-16 20:03:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2023-03-16 20:03:01] [INFO ] Invariant cache hit.
[2023-03-16 20:03:09] [INFO ] Dead Transitions using invariants and state equation in 8159 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10035 ms. Remains : 627/627 places, 31353/31353 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-02 finished in 114682 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 U (p1||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' '!(G((F((p0||G(p1)))&&F(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((X((F(p1)||G(!p2)))&&p0)))'
Found a Shortening insensitive property : RERS17pb113-PT-6-LTLCardinality-06
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Support contains 3 out of 629 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 295 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 20:03:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:03:11] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 20:03:13] [INFO ] Implicit Places using invariants in 1810 ms returned []
Implicit Place search using SMT only with invariants took 1810 ms to find 0 implicit places.
[2023-03-16 20:03:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:03:13] [INFO ] Invariant cache hit.
[2023-03-16 20:03:21] [INFO ] Dead Transitions using invariants and state equation in 8107 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10215 ms. Remains : 626/629 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GT 1 s347) (OR (GT 3 s608) (GT 3 s115))), p1:(LEQ 1 s347), p2:(OR (AND (LEQ 3 s608) (LEQ 3 s115)) (LEQ 1 s347))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 65 reset in 2726 ms.
Product exploration explored 100000 steps with 64 reset in 2623 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 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 387 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=34 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) 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 3) 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 3) seen :0
Running SMT prover for 3 properties.
[2023-03-16 20:03:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:03:27] [INFO ] Invariant cache hit.
[2023-03-16 20:03:27] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:03:40] [INFO ] After 12578ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:2
[2023-03-16 20:03:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:03:53] [INFO ] After 12994ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-16 20:03:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:04:04] [INFO ] After 10701ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :1 sat :2
[2023-03-16 20:04:05] [INFO ] Deduced a trap composed of 64 places in 450 ms of which 0 ms to minimize.
[2023-03-16 20:04:07] [INFO ] Deduced a trap composed of 64 places in 2303 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.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 20:04:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:04:07] [INFO ] After 27347ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0 real:2
Fused 3 Parikh solutions to 2 different solutions.
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 141 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.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 364 ms. (steps per millisecond=27 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 25830 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25830 steps, saw 23350 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:04:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:04:11] [INFO ] Invariant cache hit.
[2023-03-16 20:04:11] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 20:04:25] [INFO ] After 14701ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:04:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 20:04:39] [INFO ] After 13401ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:04:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:04:50] [INFO ] After 10722ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 20:04:51] [INFO ] Deduced a trap composed of 64 places in 467 ms of which 10 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.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 20:04:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:04:51] [INFO ] After 25353ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 9 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 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 144 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:04:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:04:51] [INFO ] Invariant cache hit.
[2023-03-16 20:04:53] [INFO ] Implicit Places using invariants in 1789 ms returned []
Implicit Place search using SMT only with invariants took 1789 ms to find 0 implicit places.
[2023-03-16 20:04:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:04:53] [INFO ] Invariant cache hit.
[2023-03-16 20:05:01] [INFO ] Dead Transitions using invariants and state equation in 8374 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10310 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 453 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:05:02] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 20:05:02] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 20:05:16] [INFO ] After 14738ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:05:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:05:32] [INFO ] After 14927ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:05:33] [INFO ] After 16356ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 962 ms.
[2023-03-16 20:05:34] [INFO ] After 17426ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p0 (NOT p1) p2))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p0)), (G (NOT (AND (NOT p1) p2 p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) p0))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 12 factoid took 468 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Support contains 3 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 20:05:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:05:35] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 20:05:37] [INFO ] Implicit Places using invariants in 1908 ms returned []
Implicit Place search using SMT only with invariants took 1909 ms to find 0 implicit places.
[2023-03-16 20:05:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:05:37] [INFO ] Invariant cache hit.
[2023-03-16 20:05:45] [INFO ] Dead Transitions using invariants and state equation in 8206 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10182 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) p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 335 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 125 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 342 ms. (steps per millisecond=29 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:05:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:05:46] [INFO ] Invariant cache hit.
[2023-03-16 20:05:46] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:05:59] [INFO ] After 12899ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:05:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:06:12] [INFO ] After 12809ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:06:12] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:06:23] [INFO ] After 10704ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 20:06:24] [INFO ] Deduced a trap composed of 64 places in 461 ms of which 1 ms to minimize.
[2023-03-16 20:06:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1198 ms
[2023-03-16 20:06:24] [INFO ] After 12197ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-16 20:06:24] [INFO ] After 25200ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
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 143 ms. Remains : 626/626 places, 31352/31352 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 317 ms. (steps per millisecond=31 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 25163 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 25163 steps, saw 22750 distinct states, run finished after 3003 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 20:06:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:06:28] [INFO ] Invariant cache hit.
[2023-03-16 20:06:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 20:06:40] [INFO ] After 12479ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:06:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:06:53] [INFO ] After 12780ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:06:53] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:07:04] [INFO ] After 10733ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 20:07:05] [INFO ] Deduced a trap composed of 64 places in 454 ms of which 1 ms to minimize.
[2023-03-16 20:07:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1299 ms
[2023-03-16 20:07:05] [INFO ] After 12330ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-16 20:07:05] [INFO ] After 25311ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 3 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 147 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:07:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:07:06] [INFO ] Invariant cache hit.
[2023-03-16 20:07:08] [INFO ] Implicit Places using invariants in 1882 ms returned []
Implicit Place search using SMT only with invariants took 1883 ms to find 0 implicit places.
[2023-03-16 20:07:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:07:08] [INFO ] Invariant cache hit.
[2023-03-16 20:07:16] [INFO ] Dead Transitions using invariants and state equation in 8667 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10705 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 459 ms. Remains 626 /626 variables (removed 0) and now considering 18325/31352 (removed 13027) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:07:17] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 20:07:17] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 20:07:36] [INFO ] After 18986ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 20:07:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 20:07:51] [INFO ] After 15310ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 20:07:53] [INFO ] After 16795ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 998 ms.
[2023-03-16 20:07:54] [INFO ] After 17899ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2))), (X (X (AND p0 (NOT p1)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 7 factoid took 313 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 129 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) p2), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) p2))]
Product exploration explored 100000 steps with 70 reset in 2622 ms.
Product exploration explored 100000 steps with 62 reset in 2681 ms.
Support contains 3 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 67 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:08:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 20:08:00] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 20:08:02] [INFO ] Implicit Places using invariants in 1826 ms returned []
Implicit Place search using SMT only with invariants took 1827 ms to find 0 implicit places.
[2023-03-16 20:08:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:08:02] [INFO ] Invariant cache hit.
[2023-03-16 20:08:10] [INFO ] Dead Transitions using invariants and state equation in 8563 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10458 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-06 finished in 301063 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||G(p1)))))'
Found a Shortening insensitive property : RERS17pb113-PT-6-LTLCardinality-08
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 2 out of 629 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 301 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 20:08:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:08:12] [INFO ] Invariant cache hit.
[2023-03-16 20:08:14] [INFO ] Implicit Places using invariants in 1851 ms returned []
Implicit Place search using SMT only with invariants took 1851 ms to find 0 implicit places.
[2023-03-16 20:08:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:08:14] [INFO ] Invariant cache hit.
[2023-03-16 20:08:23] [INFO ] Dead Transitions using invariants and state equation in 9357 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 11512 ms. Remains : 626/629 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(GT 3 s15), p0:(LEQ 3 s65)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 0 reset in 3009 ms.
Product exploration explored 100000 steps with 0 reset in 2832 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 191 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=35 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:08:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:08:30] [INFO ] Invariant cache hit.
[2023-03-16 20:08:30] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:08:48] [INFO ] After 17958ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:08:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:09:04] [INFO ] After 16472ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:09:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:09:09] [INFO ] After 4515ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 20:09:10] [INFO ] Deduced a trap composed of 40 places in 1052 ms of which 1 ms to minimize.
[2023-03-16 20:09:12] [INFO ] Deduced a trap composed of 40 places in 928 ms of which 1 ms to minimize.
[2023-03-16 20:09:13] [INFO ] Deduced a trap composed of 48 places in 832 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.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 20:09:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:09:13] [INFO ] After 25142ms 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 2 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 232 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26837 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26837 steps, saw 24246 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:09:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:09:16] [INFO ] Invariant cache hit.
[2023-03-16 20:09:16] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:09:35] [INFO ] After 18628ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:09:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:09:52] [INFO ] After 16718ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:09:52] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:09:56] [INFO ] After 4474ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 20:09:58] [INFO ] Deduced a trap composed of 40 places in 1037 ms of which 0 ms to minimize.
[2023-03-16 20:09:59] [INFO ] Deduced a trap composed of 40 places in 924 ms of which 0 ms to minimize.
[2023-03-16 20:10:00] [INFO ] Deduced a trap composed of 48 places in 832 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.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 20:10:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:10:00] [INFO ] After 25327ms 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 2 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.
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.
[2023-03-16 20:10:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:10:00] [INFO ] Invariant cache hit.
[2023-03-16 20:10:02] [INFO ] Implicit Places using invariants in 1844 ms returned []
Implicit Place search using SMT only with invariants took 1845 ms to find 0 implicit places.
[2023-03-16 20:10:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:10:02] [INFO ] Invariant cache hit.
[2023-03-16 20:10:11] [INFO ] Dead Transitions using invariants and state equation in 8525 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10519 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 212 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 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 71 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:10:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:10:11] [INFO ] Invariant cache hit.
[2023-03-16 20:10:13] [INFO ] Implicit Places using invariants in 1918 ms returned []
Implicit Place search using SMT only with invariants took 1922 ms to find 0 implicit places.
[2023-03-16 20:10:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:10:13] [INFO ] Invariant cache hit.
[2023-03-16 20:10:22] [INFO ] Dead Transitions using invariants and state equation in 8709 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10703 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 p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 147 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=38 ) 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 20:10:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:10:23] [INFO ] Invariant cache hit.
[2023-03-16 20:10:23] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 20:10:42] [INFO ] After 19371ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:10:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-16 20:10:59] [INFO ] After 16875ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:10:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:11:04] [INFO ] After 4645ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 20:11:06] [INFO ] Deduced a trap composed of 40 places in 1140 ms of which 0 ms to minimize.
[2023-03-16 20:11:07] [INFO ] Deduced a trap composed of 40 places in 956 ms of which 0 ms to minimize.
[2023-03-16 20:11:08] [INFO ] Deduced a trap composed of 48 places in 844 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 20:11:08] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:11:08] [INFO ] After 25880ms 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 2 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.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 26153 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 26153 steps, saw 23642 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 20:11:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:11:11] [INFO ] Invariant cache hit.
[2023-03-16 20:11:12] [INFO ] [Real]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:11:29] [INFO ] After 17809ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 20:11:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 5 ms returned sat
[2023-03-16 20:11:46] [INFO ] After 16353ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 20:11:46] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 20:11:51] [INFO ] After 4768ms SMT Verify possible using 268 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-16 20:11:52] [INFO ] Deduced a trap composed of 40 places in 1109 ms of which 14 ms to minimize.
[2023-03-16 20:11:54] [INFO ] Deduced a trap composed of 40 places in 957 ms of which 0 ms to minimize.
[2023-03-16 20:11:55] [INFO ] Deduced a trap composed of 48 places in 857 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 20:11:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-16 20:11:55] [INFO ] After 25494ms 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 2 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 168 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 168 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 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:11:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:11:55] [INFO ] Invariant cache hit.
[2023-03-16 20:11:57] [INFO ] Implicit Places using invariants in 1846 ms returned []
Implicit Place search using SMT only with invariants took 1846 ms to find 0 implicit places.
[2023-03-16 20:11:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:11:57] [INFO ] Invariant cache hit.
[2023-03-16 20:12:05] [INFO ] Dead Transitions using invariants and state equation in 8002 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10018 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 194 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 2680 ms.
Product exploration explored 100000 steps with 0 reset in 2678 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
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 142 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:12:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:11] [INFO ] Invariant cache hit.
[2023-03-16 20:12:19] [INFO ] Dead Transitions using invariants and state equation in 8018 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8162 ms. Remains : 626/626 places, 31352/31352 transitions.
Support contains 2 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 64 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:12:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:19] [INFO ] Invariant cache hit.
[2023-03-16 20:12:21] [INFO ] Implicit Places using invariants in 1781 ms returned []
Implicit Place search using SMT only with invariants took 1783 ms to find 0 implicit places.
[2023-03-16 20:12:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:21] [INFO ] Invariant cache hit.
[2023-03-16 20:12:29] [INFO ] Dead Transitions using invariants and state equation in 8363 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10212 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-08 finished in 259045 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' '!(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(F(p0)))'
Found a Shortening insensitive property : RERS17pb113-PT-6-LTLCardinality-15
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 629 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 629/629 places, 31353/31353 transitions.
Ensure Unique test removed 2 places
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 304 ms. Remains 626 /629 variables (removed 3) and now considering 31352/31353 (removed 1) transitions.
[2023-03-16 20:12:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:31] [INFO ] Invariant cache hit.
[2023-03-16 20:12:33] [INFO ] Implicit Places using invariants in 1729 ms returned []
Implicit Place search using SMT only with invariants took 1729 ms to find 0 implicit places.
[2023-03-16 20:12:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:33] [INFO ] Invariant cache hit.
[2023-03-16 20:12:41] [INFO ] Dead Transitions using invariants and state equation in 8521 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 626/629 places, 31352/31353 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10556 ms. Remains : 626/629 places, 31352/31353 transitions.
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s527)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 5 reset in 2831 ms.
Product exploration explored 100000 steps with 0 reset in 2653 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 120 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Finished random walk after 77 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=25 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-16 20:12:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:12:47] [INFO ] Invariant cache hit.
Could not prove EG (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 169 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:13:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:13:03] [INFO ] Invariant cache hit.
[2023-03-16 20:13:04] [INFO ] Implicit Places using invariants in 1874 ms returned []
Implicit Place search using SMT only with invariants took 1874 ms to find 0 implicit places.
[2023-03-16 20:13:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:13:04] [INFO ] Invariant cache hit.
[2023-03-16 20:13:13] [INFO ] Dead Transitions using invariants and state equation in 8725 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10770 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 114 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Finished random walk after 203 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=50 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2023-03-16 20:13:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:13:14] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 2738 ms.
Product exploration explored 100000 steps with 1 reset in 2853 ms.
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 165 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 20:13:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:13:35] [INFO ] Invariant cache hit.
[2023-03-16 20:13:37] [INFO ] Implicit Places using invariants in 1910 ms returned []
Implicit Place search using SMT only with invariants took 1911 ms to find 0 implicit places.
[2023-03-16 20:13:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 20:13:37] [INFO ] Invariant cache hit.
[2023-03-16 20:13:46] [INFO ] Dead Transitions using invariants and state equation in 9279 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11363 ms. Remains : 626/626 places, 31352/31352 transitions.
Treatment of property RERS17pb113-PT-6-LTLCardinality-15 finished in 76272 ms.
[2023-03-16 20:13:48] [INFO ] Flatten gal took : 802 ms
[2023-03-16 20:13:48] [INFO ] Export to MCC of 9 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-16 20:13:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 629 places, 31353 transitions and 125408 arcs took 102 ms.
Total runtime 2504883 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_6_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_7_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/4001/ltl_8_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-00
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-02
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-03
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-05
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-06
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-08
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-09
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-11
Could not compute solution for formula : RERS17pb113-PT-6-LTLCardinality-15

BK_STOP 1678997676454

--------------------
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-6-LTLCardinality-00
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 3.180 real 1.170 user 0.890 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/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:
ltl formula name RERS17pb113-PT-6-LTLCardinality-02
ltl formula formula --ltl=/tmp/4001/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: =============================================================================
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 629 places, 31353 transitions and 125408 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 3.190 real 1.090 user 1.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name RERS17pb113-PT-6-LTLCardinality-03
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 0.960 user 1.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 3 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) [0x560873d6f3f4]
1: pnml2lts-mc(+0xa2496) [0x560873d6f496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f128cf35140]
3: pnml2lts-mc(+0x405be5) [0x5608740d2be5]
4: pnml2lts-mc(+0x16b3f9) [0x560873e383f9]
5: pnml2lts-mc(+0x164ac4) [0x560873e31ac4]
6: pnml2lts-mc(+0x272e0a) [0x560873f3fe0a]
7: pnml2lts-mc(+0xb61f0) [0x560873d831f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f128cd884d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f128cd8867a]
10: pnml2lts-mc(+0xa1581) [0x560873d6e581]
11: pnml2lts-mc(+0xa1910) [0x560873d6e910]
12: pnml2lts-mc(+0xa32a2) [0x560873d702a2]
13: pnml2lts-mc(+0xa50f4) [0x560873d720f4]
14: pnml2lts-mc(+0xa516b) [0x560873d7216b]
15: pnml2lts-mc(+0x3f34b3) [0x5608740c04b3]
16: pnml2lts-mc(+0x7c63d) [0x560873d4963d]
17: pnml2lts-mc(+0x67d86) [0x560873d34d86]
18: pnml2lts-mc(+0x60a8a) [0x560873d2da8a]
19: pnml2lts-mc(+0x5eb15) [0x560873d2bb15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f128cd70d0a]
21: pnml2lts-mc(+0x6075e) [0x560873d2d75e]
ltl formula name RERS17pb113-PT-6-LTLCardinality-05
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 2.940 real 1.060 user 1.070 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_3_
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-6-LTLCardinality-06
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 2.930 real 1.120 user 0.850 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_4_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-6-LTLCardinality-08
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 3.030 real 0.970 user 1.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_5_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_5_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_5_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS17pb113-PT-6-LTLCardinality-09
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 2.940 real 1.030 user 1.170 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_6_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_6_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_6_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_6_
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-6-LTLCardinality-11
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 3.070 real 1.050 user 0.970 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_7_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_7_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_7_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_7_
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-6-LTLCardinality-15
ltl formula formula --ltl=/tmp/4001/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 629 places, 31353 transitions and 125408 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 1.030 user 0.980 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/4001/ltl_8_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/4001/ltl_8_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/4001/ltl_8_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/4001/ltl_8_
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)

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-6"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb113-PT-6, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201500043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-6.tgz
mv RERS17pb113-PT-6 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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