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.r233-tall-167856419500875.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)
.................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is MultiCrashLeafsetExtension-PT-S24C11, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856419500875
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 14K Feb 26 02:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 26 02:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 17K Feb 26 02:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 93K Feb 26 02:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.1K Feb 25 16:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Feb 25 16:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 16:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 26 03:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Feb 26 03:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Feb 26 02:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Feb 26 02:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Feb 25 16:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 19M Mar 5 18:22 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 MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679647420078

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=MultiCrashLeafsetExtension-PT-S24C11
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-24 08:43:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-24 08:43:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-24 08:43:42] [INFO ] Load time of PNML (sax parser for PT used): 550 ms
[2023-03-24 08:43:42] [INFO ] Transformed 19254 places.
[2023-03-24 08:43:42] [INFO ] Transformed 27973 transitions.
[2023-03-24 08:43:42] [INFO ] Parsed PT model containing 19254 places and 27973 transitions and 103022 arcs in 715 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 19254 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19254/19254 places, 27973/27973 transitions.
Reduce places removed 50 places and 0 transitions.
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 19204 transition count 27973
Applied a total of 50 rules in 797 ms. Remains 19204 /19254 variables (removed 50) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:43:43] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:43:46] [INFO ] Computed 1249 place invariants in 2583 ms
[2023-03-24 08:43:48] [INFO ] Implicit Places using invariants in 4489 ms returned []
Implicit Place search using SMT only with invariants took 4526 ms to find 0 implicit places.
[2023-03-24 08:43:48] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:43:48] [INFO ] Invariant cache hit.
[2023-03-24 08:43:49] [INFO ] Dead Transitions using invariants and state equation in 1889 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 19204/19254 places, 27973/27973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7221 ms. Remains : 19204/19254 places, 27973/27973 transitions.
Support contains 40 out of 19204 places after structural reductions.
[2023-03-24 08:43:51] [INFO ] Flatten gal took : 1064 ms
[2023-03-24 08:43:52] [INFO ] Flatten gal took : 786 ms
[2023-03-24 08:43:53] [INFO ] Input system was already deterministic with 27973 transitions.
Incomplete random walk after 10000 steps, including 88 resets, run finished after 740 ms. (steps per millisecond=13 ) properties (out of 27) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=12 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
[2023-03-24 08:43:55] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:43:55] [INFO ] Invariant cache hit.
[2023-03-24 08:44:03] [INFO ] [Real]Absence check using 47 positive place invariants in 222 ms returned sat
[2023-03-24 08:44:03] [INFO ] [Real]Absence check using 47 positive and 1202 generalized place invariants in 768 ms returned sat
[2023-03-24 08:44:20] [INFO ] After 16027ms SMT Verify possible using state equation in real domain returned unsat :0 sat :0 real:22
[2023-03-24 08:44:20] [INFO ] State equation strengthened by 8602 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.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)
[2023-03-24 08:44:20] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:44:20] [INFO ] After 25147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 23 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 out of 19204 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6581 transitions
Trivial Post-agglo rules discarded 6581 transitions
Performed 6581 trivial Post agglomeration. Transition count delta: 6581
Iterating post reduction 0 with 6581 rules applied. Total rules applied 6581 place count 19204 transition count 21392
Reduce places removed 6581 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 6589 rules applied. Total rules applied 13170 place count 12623 transition count 21384
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 13178 place count 12615 transition count 21384
Performed 549 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 549 Pre rules applied. Total rules applied 13178 place count 12615 transition count 20835
Deduced a syphon composed of 549 places in 52 ms
Reduce places removed 549 places and 0 transitions.
Iterating global reduction 3 with 1098 rules applied. Total rules applied 14276 place count 12066 transition count 20835
Discarding 6031 places :
Symmetric choice reduction at 3 with 6031 rule applications. Total rules 20307 place count 6035 transition count 14804
Iterating global reduction 3 with 6031 rules applied. Total rules applied 26338 place count 6035 transition count 14804
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 26338 place count 6035 transition count 14795
Deduced a syphon composed of 9 places in 18 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 26356 place count 6026 transition count 14795
Discarding 532 places :
Symmetric choice reduction at 3 with 532 rule applications. Total rules 26888 place count 5494 transition count 8943
Iterating global reduction 3 with 532 rules applied. Total rules applied 27420 place count 5494 transition count 8943
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 8 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 27468 place count 5470 transition count 8919
Free-agglomeration rule (complex) applied 350 times.
Iterating global reduction 3 with 350 rules applied. Total rules applied 27818 place count 5470 transition count 13779
Reduce places removed 350 places and 0 transitions.
Iterating post reduction 3 with 350 rules applied. Total rules applied 28168 place count 5120 transition count 13779
Partial Free-agglomeration rule applied 325 times.
Drop transitions removed 325 transitions
Iterating global reduction 4 with 325 rules applied. Total rules applied 28493 place count 5120 transition count 13779
Applied a total of 28493 rules in 6629 ms. Remains 5120 /19204 variables (removed 14084) and now considering 13779/27973 (removed 14194) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6633 ms. Remains : 5120/19204 places, 13779/27973 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 863 ms. (steps per millisecond=11 ) properties (out of 23) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Interrupted probabilistic random walk after 19300 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{2=1}
Probabilistic random walk after 19300 steps, saw 9080 distinct states, run finished after 3002 ms. (steps per millisecond=6 ) properties seen :1
Running SMT prover for 20 properties.
[2023-03-24 08:44:31] [INFO ] Flow matrix only has 12896 transitions (discarded 883 similar events)
// Phase 1: matrix 12896 rows 5120 cols
[2023-03-24 08:44:31] [INFO ] Computed 1249 place invariants in 358 ms
[2023-03-24 08:44:33] [INFO ] After 1769ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-24 08:44:35] [INFO ] [Nat]Absence check using 49 positive place invariants in 84 ms returned sat
[2023-03-24 08:44:35] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 364 ms returned sat
[2023-03-24 08:44:47] [INFO ] After 11002ms SMT Verify possible using state equation in natural domain returned unsat :11 sat :9
[2023-03-24 08:44:47] [INFO ] State equation strengthened by 8492 read => feed constraints.
[2023-03-24 08:44:58] [INFO ] After 10982ms SMT Verify possible using 8492 Read/Feed constraints in natural domain returned unsat :11 sat :8
[2023-03-24 08:44:58] [INFO ] After 10986ms SMT Verify possible using trap constraints in natural domain returned unsat :11 sat :8
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-24 08:44:58] [INFO ] After 25072ms SMT Verify possible using all constraints in natural domain returned unsat :11 sat :8
Fused 20 Parikh solutions to 8 different solutions.
Parikh walk visited 0 properties in 79 ms.
Support contains 16 out of 5120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5120/5120 places, 13779/13779 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 5120 transition count 13773
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 5114 transition count 13773
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 12 place count 5114 transition count 13772
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 5113 transition count 13772
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 22 place count 5113 transition count 13874
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 30 place count 5105 transition count 13874
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 39 place count 5096 transition count 13865
Iterating global reduction 3 with 9 rules applied. Total rules applied 48 place count 5096 transition count 13865
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 50 place count 5096 transition count 13865
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 52 place count 5094 transition count 13863
Iterating global reduction 3 with 2 rules applied. Total rules applied 54 place count 5094 transition count 13863
Applied a total of 54 rules in 3406 ms. Remains 5094 /5120 variables (removed 26) and now considering 13863/13779 (removed -84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3406 ms. Remains : 5094/5120 places, 13863/13779 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 870 ms. (steps per millisecond=11 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Interrupted probabilistic random walk after 38475 steps, run timeout after 6001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 38475 steps, saw 17555 distinct states, run finished after 6002 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 9 properties.
[2023-03-24 08:45:09] [INFO ] Flow matrix only has 12979 transitions (discarded 884 similar events)
// Phase 1: matrix 12979 rows 5094 cols
[2023-03-24 08:45:10] [INFO ] Computed 1249 place invariants in 355 ms
[2023-03-24 08:45:11] [INFO ] After 1050ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-24 08:45:12] [INFO ] [Nat]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 08:45:12] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 338 ms returned sat
[2023-03-24 08:45:26] [INFO ] After 13064ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-24 08:45:26] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:45:36] [INFO ] After 9779ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-24 08:45:36] [INFO ] After 9780ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-24 08:45:36] [INFO ] After 25065ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 9 Parikh solutions to 8 different solutions.
Parikh walk visited 0 properties in 17 ms.
Support contains 16 out of 5094 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5094/5094 places, 13863/13863 transitions.
Applied a total of 0 rules in 825 ms. Remains 5094 /5094 variables (removed 0) and now considering 13863/13863 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 825 ms. Remains : 5094/5094 places, 13863/13863 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5094/5094 places, 13863/13863 transitions.
Applied a total of 0 rules in 815 ms. Remains 5094 /5094 variables (removed 0) and now considering 13863/13863 (removed 0) transitions.
[2023-03-24 08:45:38] [INFO ] Flow matrix only has 12979 transitions (discarded 884 similar events)
[2023-03-24 08:45:38] [INFO ] Invariant cache hit.
[2023-03-24 08:45:42] [INFO ] Implicit Places using invariants in 4898 ms returned []
Implicit Place search using SMT only with invariants took 4904 ms to find 0 implicit places.
[2023-03-24 08:45:42] [INFO ] Flow matrix only has 12979 transitions (discarded 884 similar events)
[2023-03-24 08:45:42] [INFO ] Invariant cache hit.
[2023-03-24 08:45:51] [INFO ] Dead Transitions using invariants and state equation in 8202 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13925 ms. Remains : 5094/5094 places, 13863/13863 transitions.
Successfully simplified 11 atomic propositions for a total of 12 simplifications.
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 16580 stabilizing places and 22772 stable transitions
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 501 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:45:51] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:45:54] [INFO ] Computed 1249 place invariants in 2330 ms
[2023-03-24 08:45:56] [INFO ] Implicit Places using invariants in 4059 ms returned []
Implicit Place search using SMT only with invariants took 4061 ms to find 0 implicit places.
[2023-03-24 08:45:56] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:45:56] [INFO ] Invariant cache hit.
[2023-03-24 08:45:57] [INFO ] Dead Transitions using invariants and state equation in 1630 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6201 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Stuttering acceptance computed with spot in 206 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-00 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 1 s18761)], 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]]
Stuttering criterion allowed to conclude after 110 steps with 0 reset in 12 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-00 finished in 6551 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(X(X(X(F(p1))))))))'
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 494 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:45:58] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:45:58] [INFO ] Invariant cache hit.
[2023-03-24 08:46:00] [INFO ] Implicit Places using invariants in 1641 ms returned []
Implicit Place search using SMT only with invariants took 1643 ms to find 0 implicit places.
[2023-03-24 08:46:00] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:46:00] [INFO ] Invariant cache hit.
[2023-03-24 08:46:01] [INFO ] Dead Transitions using invariants and state equation in 1698 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3838 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Stuttering acceptance computed with spot in 241 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(GT s13440 s1208), p1:(GT s1043 s6365)], 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][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 112 steps with 0 reset in 6 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-01 finished in 4183 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||G(p1)||(p2&&X(p2))))))'
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 518 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:46:02] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:46:02] [INFO ] Invariant cache hit.
[2023-03-24 08:46:04] [INFO ] Implicit Places using invariants in 1616 ms returned []
Implicit Place search using SMT only with invariants took 1618 ms to find 0 implicit places.
[2023-03-24 08:46:04] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:46:04] [INFO ] Invariant cache hit.
[2023-03-24 08:46:06] [INFO ] Dead Transitions using invariants and state equation in 1894 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4036 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p2) p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND p0 p2 p1), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p2 p1), acceptance={0} source=0 dest: 1}, { cond=(AND p0 p2 (NOT p1)), acceptance={1} source=0 dest: 1}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0, 1} source=0 dest: 1}], [{ cond=(AND p0 (NOT p2) p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={1} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0, 1} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(LEQ 1 s14569), p2:(LEQ s1774 s345), p1:(LEQ 1 s15585)], nbAcceptance=2, 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 33333 reset in 7291 ms.
Product exploration explored 100000 steps with 33333 reset in 7057 ms.
Computed a total of 16580 stabilizing places and 22772 stable transitions
Computed a total of 16580 stabilizing places and 22772 stable transitions
Detected a total of 16580/19204 stabilizing places and 22772/27973 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND (NOT p0) p2 (NOT p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) p2 (NOT p1))
Knowledge based reduction with 19 factoid took 647 ms. Reduced automaton from 3 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-06 finished in 19367 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 1 out of 19204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6600 transitions
Trivial Post-agglo rules discarded 6600 transitions
Performed 6600 trivial Post agglomeration. Transition count delta: 6600
Iterating post reduction 0 with 6600 rules applied. Total rules applied 6600 place count 19204 transition count 21373
Reduce places removed 6600 places and 0 transitions.
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 17 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 2 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6050 places :
Symmetric choice reduction at 2 with 6050 rule applications. Total rules 20350 place count 6004 transition count 14773
Iterating global reduction 2 with 6050 rules applied. Total rules applied 26400 place count 6004 transition count 14773
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 22 Pre rules applied. Total rules applied 26400 place count 6004 transition count 14751
Deduced a syphon composed of 22 places in 13 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 26444 place count 5982 transition count 14751
Discarding 550 places :
Symmetric choice reduction at 2 with 550 rule applications. Total rules 26994 place count 5432 transition count 8701
Iterating global reduction 2 with 550 rules applied. Total rules applied 27544 place count 5432 transition count 8701
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 6 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 27592 place count 5408 transition count 8677
Applied a total of 27592 rules in 3577 ms. Remains 5408 /19204 variables (removed 13796) and now considering 8677/27973 (removed 19296) transitions.
[2023-03-24 08:46:25] [INFO ] Flow matrix only has 8077 transitions (discarded 600 similar events)
// Phase 1: matrix 8077 rows 5408 cols
[2023-03-24 08:46:25] [INFO ] Computed 1249 place invariants in 229 ms
[2023-03-24 08:46:29] [INFO ] Implicit Places using invariants in 4343 ms returned []
[2023-03-24 08:46:29] [INFO ] Flow matrix only has 8077 transitions (discarded 600 similar events)
[2023-03-24 08:46:29] [INFO ] Invariant cache hit.
[2023-03-24 08:46:33] [INFO ] Implicit Places using invariants and state equation in 4460 ms returned []
Implicit Place search using SMT with State Equation took 8812 ms to find 0 implicit places.
[2023-03-24 08:46:34] [INFO ] Redundant transitions in 1020 ms returned []
[2023-03-24 08:46:34] [INFO ] Flow matrix only has 8077 transitions (discarded 600 similar events)
[2023-03-24 08:46:34] [INFO ] Invariant cache hit.
[2023-03-24 08:46:40] [INFO ] Dead Transitions using invariants and state equation in 5623 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5408/19204 places, 8677/27973 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19050 ms. Remains : 5408/19204 places, 8677/27973 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-07 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:(LEQ 1 s3209)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 78 steps with 0 reset in 4 ms.
FORMULA MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-07 finished in 19170 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 19204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6599 transitions
Trivial Post-agglo rules discarded 6599 transitions
Performed 6599 trivial Post agglomeration. Transition count delta: 6599
Iterating post reduction 0 with 6599 rules applied. Total rules applied 6599 place count 19204 transition count 21374
Reduce places removed 6599 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13199 place count 12605 transition count 21373
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 20 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6049 places :
Symmetric choice reduction at 3 with 6049 rule applications. Total rules 20349 place count 6005 transition count 14774
Iterating global reduction 3 with 6049 rules applied. Total rules applied 26398 place count 6005 transition count 14774
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 21 Pre rules applied. Total rules applied 26398 place count 6005 transition count 14753
Deduced a syphon composed of 21 places in 11 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 26440 place count 5984 transition count 14753
Discarding 549 places :
Symmetric choice reduction at 3 with 549 rule applications. Total rules 26989 place count 5435 transition count 8714
Iterating global reduction 3 with 549 rules applied. Total rules applied 27538 place count 5435 transition count 8714
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27588 place count 5410 transition count 8689
Applied a total of 27588 rules in 3415 ms. Remains 5410 /19204 variables (removed 13794) and now considering 8689/27973 (removed 19284) transitions.
[2023-03-24 08:46:44] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
// Phase 1: matrix 8089 rows 5410 cols
[2023-03-24 08:46:44] [INFO ] Computed 1249 place invariants in 256 ms
[2023-03-24 08:46:49] [INFO ] Implicit Places using invariants in 4925 ms returned []
[2023-03-24 08:46:49] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:46:49] [INFO ] Invariant cache hit.
[2023-03-24 08:46:53] [INFO ] Implicit Places using invariants and state equation in 4482 ms returned []
Implicit Place search using SMT with State Equation took 9408 ms to find 0 implicit places.
[2023-03-24 08:46:54] [INFO ] Redundant transitions in 1221 ms returned []
[2023-03-24 08:46:54] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:46:54] [INFO ] Invariant cache hit.
[2023-03-24 08:47:00] [INFO ] Dead Transitions using invariants and state equation in 5525 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5410/19204 places, 8689/27973 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19576 ms. Remains : 5410/19204 places, 8689/27973 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ s1668 s4611)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1245 reset in 1272 ms.
Product exploration explored 100000 steps with 1247 reset in 1387 ms.
Computed a total of 2811 stabilizing places and 3513 stable transitions
Computed a total of 2811 stabilizing places and 3513 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24290 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24290 steps, saw 11531 distinct states, run finished after 3001 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:47:06] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:47:06] [INFO ] Invariant cache hit.
[2023-03-24 08:47:06] [INFO ] After 569ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:47:07] [INFO ] [Nat]Absence check using 49 positive place invariants in 81 ms returned sat
[2023-03-24 08:47:08] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 367 ms returned sat
[2023-03-24 08:47:14] [INFO ] After 5951ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:47:14] [INFO ] State equation strengthened by 3112 read => feed constraints.
[2023-03-24 08:47:15] [INFO ] After 1019ms SMT Verify possible using 3112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:47:21] [INFO ] Deduced a trap composed of 591 places in 5807 ms of which 8 ms to minimize.
[2023-03-24 08:47:27] [INFO ] Deduced a trap composed of 355 places in 6086 ms of which 5 ms to minimize.
[2023-03-24 08:47:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 12678 ms
[2023-03-24 08:47:27] [INFO ] After 13910ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 359 ms.
[2023-03-24 08:47:28] [INFO ] After 21378ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 5410 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5410/5410 places, 8689/8689 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 5410 transition count 13842
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 5073 transition count 13842
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 1 with 25 rules applied. Total rules applied 699 place count 5073 transition count 13842
Applied a total of 699 rules in 2343 ms. Remains 5073 /5410 variables (removed 337) and now considering 13842/8689 (removed -5153) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2343 ms. Remains : 5073/5410 places, 13842/8689 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 548 ms. (steps per millisecond=18 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 20486 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20486 steps, saw 9605 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:47:34] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
// Phase 1: matrix 12956 rows 5073 cols
[2023-03-24 08:47:34] [INFO ] Computed 1249 place invariants in 334 ms
[2023-03-24 08:47:35] [INFO ] After 491ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:47:35] [INFO ] [Nat]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 08:47:36] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 325 ms returned sat
[2023-03-24 08:47:42] [INFO ] After 6572ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:47:42] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:47:51] [INFO ] After 8756ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:47:59] [INFO ] Deduced a trap composed of 294 places in 7872 ms of which 5 ms to minimize.
[2023-03-24 08:48:07] [INFO ] Deduced a trap composed of 300 places in 6998 ms of which 5 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)
[2023-03-24 08:48:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:48:07] [INFO ] After 32019ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 5073 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 801 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 801 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 809 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
[2023-03-24 08:48:08] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:48:08] [INFO ] Invariant cache hit.
[2023-03-24 08:48:13] [INFO ] Implicit Places using invariants in 5043 ms returned []
Implicit Place search using SMT only with invariants took 5046 ms to find 0 implicit places.
[2023-03-24 08:48:13] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:48:13] [INFO ] Invariant cache hit.
[2023-03-24 08:48:21] [INFO ] Dead Transitions using invariants and state equation in 7949 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13808 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Graph (trivial) has 3578 edges and 5073 vertex of which 25 / 5073 are part of one of the 1 SCC in 13 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51800 edges and 5049 vertex of which 5027 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.7 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4641 transition count 12113
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4399 transition count 11632
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4158 transition count 11192
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3918 transition count 10794
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3718 transition count 10434
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3520 transition count 10112
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 6 with 449 rules applied. Total rules applied 3816 place count 3358 transition count 9825
Ensure Unique test removed 32 places
Reduce places removed 159 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 127 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 411 rules applied. Total rules applied 4227 place count 3199 transition count 9573
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4577 place count 3072 transition count 9350
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4896 place count 2947 transition count 9156
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5162 place count 2849 transition count 8988
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5400 place count 2753 transition count 8846
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5592 place count 2681 transition count 8726
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5760 place count 2611 transition count 8628
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5890 place count 2561 transition count 8548
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6000 place count 2513 transition count 8486
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6080 place count 2481 transition count 8438
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6144 place count 2451 transition count 8404
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6186 place count 2433 transition count 8380
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6216 place count 2417 transition count 8366
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6232 place count 2409 transition count 8358
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6241 place count 2403 transition count 8355
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6245 place count 2400 transition count 8354
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6245 place count 2400 transition count 7804
Deduced a syphon composed of 550 places in 1 ms
Ensure Unique test removed 549 places
Reduce places removed 1099 places and 0 transitions.
Iterating global reduction 23 with 1649 rules applied. Total rules applied 7894 place count 1301 transition count 7804
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8445 place count 750 transition count 7253
Iterating global reduction 23 with 551 rules applied. Total rules applied 8996 place count 750 transition count 7253
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8996 place count 750 transition count 7252
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8998 place count 749 transition count 7252
Discarding 539 places :
Symmetric choice reduction at 23 with 539 rule applications. Total rules 9537 place count 210 transition count 1323
Iterating global reduction 23 with 539 rules applied. Total rules applied 10076 place count 210 transition count 1323
Ensure Unique test removed 539 transitions
Reduce isomorphic transitions removed 539 transitions.
Iterating post reduction 23 with 539 rules applied. Total rules applied 10615 place count 210 transition count 784
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 10666 place count 184 transition count 759
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10688 place count 184 transition count 737
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10710 place count 162 transition count 737
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10732 place count 140 transition count 495
Ensure Unique test removed 11 places
Iterating global reduction 25 with 33 rules applied. Total rules applied 10765 place count 129 transition count 495
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10787 place count 129 transition count 473
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10798 place count 118 transition count 352
Iterating global reduction 26 with 11 rules applied. Total rules applied 10809 place count 118 transition count 352
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10820 place count 107 transition count 341
Iterating global reduction 26 with 11 rules applied. Total rules applied 10831 place count 107 transition count 341
Applied a total of 10831 rules in 9332 ms. Remains 107 /5073 variables (removed 4966) and now considering 341/13842 (removed 13501) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 341 rows 107 cols
[2023-03-24 08:48:31] [INFO ] Computed 40 place invariants in 6 ms
[2023-03-24 08:48:31] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:48:31] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2023-03-24 08:48:31] [INFO ] [Nat]Absence check using 4 positive and 36 generalized place invariants in 5 ms returned sat
[2023-03-24 08:48:31] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:48:31] [INFO ] After 90ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-24 08:48:31] [INFO ] After 131ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Support contains 2 out of 5410 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5410/5410 places, 8689/8689 transitions.
Applied a total of 0 rules in 553 ms. Remains 5410 /5410 variables (removed 0) and now considering 8689/8689 (removed 0) transitions.
[2023-03-24 08:48:32] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
// Phase 1: matrix 8089 rows 5410 cols
[2023-03-24 08:48:32] [INFO ] Computed 1249 place invariants in 232 ms
[2023-03-24 08:48:36] [INFO ] Implicit Places using invariants in 4669 ms returned []
[2023-03-24 08:48:36] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:48:36] [INFO ] Invariant cache hit.
[2023-03-24 08:48:40] [INFO ] Implicit Places using invariants and state equation in 4058 ms returned []
Implicit Place search using SMT with State Equation took 8731 ms to find 0 implicit places.
[2023-03-24 08:48:41] [INFO ] Redundant transitions in 733 ms returned []
[2023-03-24 08:48:41] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:48:41] [INFO ] Invariant cache hit.
[2023-03-24 08:48:47] [INFO ] Dead Transitions using invariants and state equation in 5425 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15455 ms. Remains : 5410/5410 places, 8689/8689 transitions.
Computed a total of 2811 stabilizing places and 3513 stable transitions
Computed a total of 2811 stabilizing places and 3513 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 24708 steps, run timeout after 3001 ms. (steps per millisecond=8 ) properties seen :{}
Probabilistic random walk after 24708 steps, saw 11724 distinct states, run finished after 3002 ms. (steps per millisecond=8 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:48:50] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:48:50] [INFO ] Invariant cache hit.
[2023-03-24 08:48:50] [INFO ] After 505ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:48:51] [INFO ] [Nat]Absence check using 49 positive place invariants in 81 ms returned sat
[2023-03-24 08:48:51] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 359 ms returned sat
[2023-03-24 08:48:58] [INFO ] After 6504ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:48:58] [INFO ] State equation strengthened by 3112 read => feed constraints.
[2023-03-24 08:48:59] [INFO ] After 1070ms SMT Verify possible using 3112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:49:06] [INFO ] Deduced a trap composed of 591 places in 6329 ms of which 6 ms to minimize.
[2023-03-24 08:49:12] [INFO ] Deduced a trap composed of 355 places in 6508 ms of which 6 ms to minimize.
[2023-03-24 08:49:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 13652 ms
[2023-03-24 08:49:13] [INFO ] After 14947ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 376 ms.
[2023-03-24 08:49:13] [INFO ] After 22902ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 5410 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5410/5410 places, 8689/8689 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 5410 transition count 13842
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 5073 transition count 13842
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 1 with 25 rules applied. Total rules applied 699 place count 5073 transition count 13842
Applied a total of 699 rules in 2380 ms. Remains 5073 /5410 variables (removed 337) and now considering 13842/8689 (removed -5153) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2380 ms. Remains : 5073/5410 places, 13842/8689 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 583 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19328 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19328 steps, saw 9098 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:49:19] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
// Phase 1: matrix 12956 rows 5073 cols
[2023-03-24 08:49:20] [INFO ] Computed 1249 place invariants in 353 ms
[2023-03-24 08:49:20] [INFO ] After 531ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:49:21] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 08:49:21] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 345 ms returned sat
[2023-03-24 08:49:28] [INFO ] After 6992ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:49:28] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:49:38] [INFO ] After 9266ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:49:46] [INFO ] Deduced a trap composed of 294 places in 7989 ms of which 5 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)
[2023-03-24 08:49:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:49:46] [INFO ] After 25792ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 5073 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 797 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 797 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 805 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
[2023-03-24 08:49:48] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:49:48] [INFO ] Invariant cache hit.
[2023-03-24 08:49:53] [INFO ] Implicit Places using invariants in 4962 ms returned []
Implicit Place search using SMT only with invariants took 4963 ms to find 0 implicit places.
[2023-03-24 08:49:53] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:49:53] [INFO ] Invariant cache hit.
[2023-03-24 08:50:00] [INFO ] Dead Transitions using invariants and state equation in 7763 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13535 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Graph (trivial) has 3578 edges and 5073 vertex of which 25 / 5073 are part of one of the 1 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51800 edges and 5049 vertex of which 5027 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4641 transition count 12113
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4399 transition count 11632
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4158 transition count 11192
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3918 transition count 10794
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3718 transition count 10434
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3520 transition count 10112
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 6 with 449 rules applied. Total rules applied 3816 place count 3358 transition count 9825
Ensure Unique test removed 32 places
Reduce places removed 159 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 127 transitions.
Drop transitions removed 125 transitions
Trivial Post-agglo rules discarded 125 transitions
Performed 125 trivial Post agglomeration. Transition count delta: 125
Iterating post reduction 7 with 411 rules applied. Total rules applied 4227 place count 3199 transition count 9573
Ensure Unique test removed 2 places
Reduce places removed 127 places and 0 transitions.
Drop transitions removed 27 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 125 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 350 rules applied. Total rules applied 4577 place count 3072 transition count 9350
Ensure Unique test removed 27 places
Reduce places removed 125 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 319 rules applied. Total rules applied 4896 place count 2947 transition count 9156
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5162 place count 2849 transition count 8988
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5400 place count 2753 transition count 8846
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5592 place count 2681 transition count 8726
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5760 place count 2611 transition count 8628
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5890 place count 2561 transition count 8548
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6000 place count 2513 transition count 8486
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6080 place count 2481 transition count 8438
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6144 place count 2451 transition count 8404
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6186 place count 2433 transition count 8380
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6216 place count 2417 transition count 8366
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6232 place count 2409 transition count 8358
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6241 place count 2403 transition count 8355
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6245 place count 2400 transition count 8354
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6245 place count 2400 transition count 7804
Deduced a syphon composed of 550 places in 2 ms
Ensure Unique test removed 549 places
Reduce places removed 1099 places and 0 transitions.
Iterating global reduction 23 with 1649 rules applied. Total rules applied 7894 place count 1301 transition count 7804
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8445 place count 750 transition count 7253
Iterating global reduction 23 with 551 rules applied. Total rules applied 8996 place count 750 transition count 7253
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8996 place count 750 transition count 7252
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8998 place count 749 transition count 7252
Discarding 539 places :
Symmetric choice reduction at 23 with 539 rule applications. Total rules 9537 place count 210 transition count 1323
Iterating global reduction 23 with 539 rules applied. Total rules applied 10076 place count 210 transition count 1323
Ensure Unique test removed 539 transitions
Reduce isomorphic transitions removed 539 transitions.
Iterating post reduction 23 with 539 rules applied. Total rules applied 10615 place count 210 transition count 784
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 10666 place count 184 transition count 759
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10688 place count 184 transition count 737
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10710 place count 162 transition count 737
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10732 place count 140 transition count 495
Ensure Unique test removed 11 places
Iterating global reduction 25 with 33 rules applied. Total rules applied 10765 place count 129 transition count 495
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10787 place count 129 transition count 473
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10798 place count 118 transition count 352
Iterating global reduction 26 with 11 rules applied. Total rules applied 10809 place count 118 transition count 352
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10820 place count 107 transition count 341
Iterating global reduction 26 with 11 rules applied. Total rules applied 10831 place count 107 transition count 341
Applied a total of 10831 rules in 8978 ms. Remains 107 /5073 variables (removed 4966) and now considering 341/13842 (removed 13501) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 341 rows 107 cols
[2023-03-24 08:50:09] [INFO ] Computed 40 place invariants in 9 ms
[2023-03-24 08:50:09] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:50:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 08:50:09] [INFO ] [Nat]Absence check using 4 positive and 36 generalized place invariants in 7 ms returned sat
[2023-03-24 08:50:10] [INFO ] After 69ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:50:10] [INFO ] After 86ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-24 08:50:10] [INFO ] After 137ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1246 reset in 1106 ms.
Product exploration explored 100000 steps with 1246 reset in 1139 ms.
Support contains 2 out of 5410 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5410/5410 places, 8689/8689 transitions.
Applied a total of 0 rules in 548 ms. Remains 5410 /5410 variables (removed 0) and now considering 8689/8689 (removed 0) transitions.
[2023-03-24 08:50:13] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
// Phase 1: matrix 8089 rows 5410 cols
[2023-03-24 08:50:13] [INFO ] Computed 1249 place invariants in 230 ms
[2023-03-24 08:50:17] [INFO ] Implicit Places using invariants in 4515 ms returned []
[2023-03-24 08:50:17] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:50:17] [INFO ] Invariant cache hit.
[2023-03-24 08:50:21] [INFO ] Implicit Places using invariants and state equation in 4182 ms returned []
Implicit Place search using SMT with State Equation took 8697 ms to find 0 implicit places.
[2023-03-24 08:50:22] [INFO ] Redundant transitions in 734 ms returned []
[2023-03-24 08:50:22] [INFO ] Flow matrix only has 8089 transitions (discarded 600 similar events)
[2023-03-24 08:50:22] [INFO ] Invariant cache hit.
[2023-03-24 08:50:27] [INFO ] Dead Transitions using invariants and state equation in 5434 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 15424 ms. Remains : 5410/5410 places, 8689/8689 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-09 finished in 228556 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(p0)&&(G(!p0)||F((G(F(p1))||(p2&&F(p1))))))))'
Support contains 5 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 499 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:50:29] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:50:32] [INFO ] Computed 1249 place invariants in 2303 ms
[2023-03-24 08:50:33] [INFO ] Implicit Places using invariants in 3931 ms returned []
Implicit Place search using SMT only with invariants took 3933 ms to find 0 implicit places.
[2023-03-24 08:50:33] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:50:33] [INFO ] Invariant cache hit.
[2023-03-24 08:50:35] [INFO ] Dead Transitions using invariants and state equation in 1697 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6131 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Stuttering acceptance computed with spot in 372 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 6}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=7 dest: 6}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(LEQ s7669 s4338), p1:(GT 1 s3254), p2:(GT s3580 s11846)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 1714 reset in 2045 ms.
Product exploration explored 100000 steps with 1735 reset in 2154 ms.
Computed a total of 16580 stabilizing places and 22772 stable transitions
Computed a total of 16580 stabilizing places and 22772 stable transitions
Detected a total of 16580/19204 stabilizing places and 22772/27973 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
Knowledge based reduction with 14 factoid took 724 ms. Reduced automaton from 8 states, 27 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(NOT p1), (AND p0 (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 88 resets, run finished after 493 ms. (steps per millisecond=20 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-24 08:50:42] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:50:42] [INFO ] Invariant cache hit.
[2023-03-24 08:50:44] [INFO ] [Real]Absence check using 47 positive place invariants in 216 ms returned sat
[2023-03-24 08:50:45] [INFO ] [Real]Absence check using 47 positive and 1202 generalized place invariants in 751 ms returned sat
[2023-03-24 08:51:07] [INFO ] After 21226ms SMT Verify possible using state equation in real domain returned unsat :0 sat :0 real:2
[2023-03-24 08:51:07] [INFO ] State equation strengthened by 8602 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 08:51:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:51:07] [INFO ] After 25095ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 19204 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6597 transitions
Trivial Post-agglo rules discarded 6597 transitions
Performed 6597 trivial Post agglomeration. Transition count delta: 6597
Iterating post reduction 0 with 6597 rules applied. Total rules applied 6597 place count 19204 transition count 21376
Reduce places removed 6597 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6599 rules applied. Total rules applied 13196 place count 12607 transition count 21374
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13198 place count 12605 transition count 21374
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13198 place count 12605 transition count 20824
Deduced a syphon composed of 550 places in 23 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14298 place count 12055 transition count 20824
Discarding 6047 places :
Symmetric choice reduction at 3 with 6047 rule applications. Total rules 20345 place count 6008 transition count 14777
Iterating global reduction 3 with 6047 rules applied. Total rules applied 26392 place count 6008 transition count 14777
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 19 Pre rules applied. Total rules applied 26392 place count 6008 transition count 14758
Deduced a syphon composed of 19 places in 10 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 3 with 38 rules applied. Total rules applied 26430 place count 5989 transition count 14758
Discarding 546 places :
Symmetric choice reduction at 3 with 546 rule applications. Total rules 26976 place count 5443 transition count 8752
Iterating global reduction 3 with 546 rules applied. Total rules applied 27522 place count 5443 transition count 8752
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27572 place count 5418 transition count 8727
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 3 with 337 rules applied. Total rules applied 27909 place count 5418 transition count 13740
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 3 with 337 rules applied. Total rules applied 28246 place count 5081 transition count 13740
Partial Free-agglomeration rule applied 75 times.
Drop transitions removed 75 transitions
Iterating global reduction 4 with 75 rules applied. Total rules applied 28321 place count 5081 transition count 13740
Applied a total of 28321 rules in 5152 ms. Remains 5081 /19204 variables (removed 14123) and now considering 13740/27973 (removed 14233) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5154 ms. Remains : 5081/19204 places, 13740/27973 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 636 ms. (steps per millisecond=15 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 19680 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19680 steps, saw 9265 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 08:51:16] [INFO ] Flow matrix only has 12855 transitions (discarded 885 similar events)
// Phase 1: matrix 12855 rows 5081 cols
[2023-03-24 08:51:16] [INFO ] Computed 1249 place invariants in 327 ms
[2023-03-24 08:51:17] [INFO ] [Real]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 08:51:17] [INFO ] [Real]Absence check using 49 positive and 1200 generalized place invariants in 362 ms returned sat
[2023-03-24 08:51:24] [INFO ] After 8299ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 08:51:25] [INFO ] [Nat]Absence check using 49 positive place invariants in 71 ms returned sat
[2023-03-24 08:51:25] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 352 ms returned sat
[2023-03-24 08:51:33] [INFO ] After 7701ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :1
[2023-03-24 08:51:33] [INFO ] State equation strengthened by 8492 read => feed constraints.
[2023-03-24 08:51:40] [INFO ] After 6346ms SMT Verify possible using 8492 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-24 08:51:40] [INFO ] After 6966ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :1
Attempting to minimize the solution found.
Minimization took 1638 ms.
[2023-03-24 08:51:42] [INFO ] After 17521ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :1
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 3 out of 5081 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5081/5081 places, 13740/13740 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 5081 transition count 13847
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 5078 transition count 13847
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 5077 transition count 13846
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 5077 transition count 13846
Applied a total of 8 rules in 1974 ms. Remains 5077 /5081 variables (removed 4) and now considering 13846/13740 (removed -106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1974 ms. Remains : 5077/5081 places, 13846/13740 transitions.
Finished random walk after 5193 steps, including 76 resets, run visited all 1 properties in 293 ms. (steps per millisecond=17 )
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND (NOT p0) (NOT p1)))), (G (NOT (AND (NOT p0) (NOT p1) p2)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (F (AND p0 (NOT p1))), (F p2)]
Knowledge based reduction with 16 factoid took 755 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 19204 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 508 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:51:46] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:51:48] [INFO ] Computed 1249 place invariants in 2303 ms
[2023-03-24 08:51:50] [INFO ] Implicit Places using invariants in 3825 ms returned []
Implicit Place search using SMT only with invariants took 3827 ms to find 0 implicit places.
[2023-03-24 08:51:50] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:51:50] [INFO ] Invariant cache hit.
[2023-03-24 08:51:51] [INFO ] Dead Transitions using invariants and state equation in 1618 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5954 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Computed a total of 16580 stabilizing places and 22772 stable transitions
Computed a total of 16580 stabilizing places and 22772 stable transitions
Detected a total of 16580/19204 stabilizing places and 22772/27973 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2))]
Knowledge based reduction with 5 factoid took 270 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 88 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:51:52] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:51:52] [INFO ] Invariant cache hit.
[2023-03-24 08:51:55] [INFO ] [Real]Absence check using 47 positive place invariants in 217 ms returned sat
[2023-03-24 08:51:55] [INFO ] [Real]Absence check using 47 positive and 1202 generalized place invariants in 758 ms returned sat
[2023-03-24 08:52:17] [INFO ] After 25011ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 19204 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6599 transitions
Trivial Post-agglo rules discarded 6599 transitions
Performed 6599 trivial Post agglomeration. Transition count delta: 6599
Iterating post reduction 0 with 6599 rules applied. Total rules applied 6599 place count 19204 transition count 21374
Reduce places removed 6599 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13199 place count 12605 transition count 21373
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 17 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6049 places :
Symmetric choice reduction at 3 with 6049 rule applications. Total rules 20349 place count 6005 transition count 14774
Iterating global reduction 3 with 6049 rules applied. Total rules applied 26398 place count 6005 transition count 14774
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 21 Pre rules applied. Total rules applied 26398 place count 6005 transition count 14753
Deduced a syphon composed of 21 places in 11 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 26440 place count 5984 transition count 14753
Discarding 549 places :
Symmetric choice reduction at 3 with 549 rule applications. Total rules 26989 place count 5435 transition count 8714
Iterating global reduction 3 with 549 rules applied. Total rules applied 27538 place count 5435 transition count 8714
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27588 place count 5410 transition count 8689
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 3 with 337 rules applied. Total rules applied 27925 place count 5410 transition count 13842
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 3 with 337 rules applied. Total rules applied 28262 place count 5073 transition count 13842
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 4 with 25 rules applied. Total rules applied 28287 place count 5073 transition count 13842
Applied a total of 28287 rules in 5188 ms. Remains 5073 /19204 variables (removed 14131) and now considering 13842/27973 (removed 14131) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5189 ms. Remains : 5073/19204 places, 13842/27973 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 562 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 20314 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20314 steps, saw 9531 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:52:26] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
// Phase 1: matrix 12956 rows 5073 cols
[2023-03-24 08:52:26] [INFO ] Computed 1249 place invariants in 338 ms
[2023-03-24 08:52:27] [INFO ] [Real]Absence check using 49 positive place invariants in 93 ms returned sat
[2023-03-24 08:52:27] [INFO ] [Real]Absence check using 49 positive and 1200 generalized place invariants in 336 ms returned sat
[2023-03-24 08:52:35] [INFO ] After 7545ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 08:52:35] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:52:36] [INFO ] After 1192ms SMT Verify possible using 8602 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:52:36] [INFO ] After 9813ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:52:37] [INFO ] [Nat]Absence check using 49 positive place invariants in 97 ms returned sat
[2023-03-24 08:52:37] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 321 ms returned sat
[2023-03-24 08:52:45] [INFO ] After 8061ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:52:47] [INFO ] After 2135ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:52:48] [INFO ] After 2715ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 380 ms.
[2023-03-24 08:52:48] [INFO ] After 12114ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 5073 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 854 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 854 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5073/5073 places, 13842/13842 transitions.
Applied a total of 0 rules in 799 ms. Remains 5073 /5073 variables (removed 0) and now considering 13842/13842 (removed 0) transitions.
[2023-03-24 08:52:50] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:52:50] [INFO ] Invariant cache hit.
[2023-03-24 08:52:58] [INFO ] Implicit Places using invariants in 7496 ms returned []
Implicit Place search using SMT only with invariants took 7497 ms to find 0 implicit places.
[2023-03-24 08:52:58] [INFO ] Flow matrix only has 12956 transitions (discarded 886 similar events)
[2023-03-24 08:52:58] [INFO ] Invariant cache hit.
[2023-03-24 08:53:06] [INFO ] Dead Transitions using invariants and state equation in 8396 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16694 ms. Remains : 5073/5073 places, 13842/13842 transitions.
Graph (trivial) has 3579 edges and 5073 vertex of which 25 / 5073 are part of one of the 1 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51800 edges and 5049 vertex of which 5027 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4641 transition count 12113
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4399 transition count 11632
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4158 transition count 11192
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3918 transition count 10794
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3718 transition count 10434
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3520 transition count 10112
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 3358 transition count 9824
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 3198 transition count 9570
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 3070 transition count 9346
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2944 transition count 9152
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2846 transition count 8984
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2750 transition count 8842
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2678 transition count 8722
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 2608 transition count 8624
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 2558 transition count 8544
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 2510 transition count 8482
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 2478 transition count 8434
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 2448 transition count 8400
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 2430 transition count 8376
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 2414 transition count 8362
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 2406 transition count 8354
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 2399 transition count 8352
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 2397 transition count 8352
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6250 place count 2397 transition count 7802
Deduced a syphon composed of 550 places in 1 ms
Ensure Unique test removed 549 places
Reduce places removed 1099 places and 0 transitions.
Iterating global reduction 23 with 1649 rules applied. Total rules applied 7899 place count 1298 transition count 7802
Discarding 551 places :
Symmetric choice reduction at 23 with 551 rule applications. Total rules 8450 place count 747 transition count 7251
Iterating global reduction 23 with 551 rules applied. Total rules applied 9001 place count 747 transition count 7251
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 9001 place count 747 transition count 7250
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 9003 place count 746 transition count 7250
Discarding 540 places :
Symmetric choice reduction at 23 with 540 rule applications. Total rules 9543 place count 206 transition count 1310
Iterating global reduction 23 with 540 rules applied. Total rules applied 10083 place count 206 transition count 1310
Ensure Unique test removed 540 transitions
Reduce isomorphic transitions removed 540 transitions.
Iterating post reduction 23 with 540 rules applied. Total rules applied 10623 place count 206 transition count 770
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 10674 place count 180 transition count 745
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10696 place count 180 transition count 723
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10718 place count 158 transition count 723
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10740 place count 136 transition count 481
Ensure Unique test removed 11 places
Iterating global reduction 25 with 33 rules applied. Total rules applied 10773 place count 125 transition count 481
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10795 place count 125 transition count 459
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10806 place count 114 transition count 338
Iterating global reduction 26 with 11 rules applied. Total rules applied 10817 place count 114 transition count 338
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10828 place count 103 transition count 327
Iterating global reduction 26 with 11 rules applied. Total rules applied 10839 place count 103 transition count 327
Applied a total of 10839 rules in 9446 ms. Remains 103 /5073 variables (removed 4970) and now considering 327/13842 (removed 13515) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 327 rows 103 cols
[2023-03-24 08:53:15] [INFO ] Computed 38 place invariants in 4 ms
[2023-03-24 08:53:15] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 08:53:15] [INFO ] [Real]Absence check using 3 positive and 35 generalized place invariants in 6 ms returned sat
[2023-03-24 08:53:15] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:53:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 08:53:16] [INFO ] [Nat]Absence check using 3 positive and 35 generalized place invariants in 5 ms returned sat
[2023-03-24 08:53:16] [INFO ] After 76ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:53:16] [INFO ] After 89ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-24 08:53:16] [INFO ] After 139ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (F p2)]
Knowledge based reduction with 5 factoid took 274 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 89 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 895 reset in 1776 ms.
Product exploration explored 100000 steps with 897 reset in 1737 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 19204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Performed 6600 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6600 rules applied. Total rules applied 6600 place count 19204 transition count 27973
Performed 575 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7175 places in 23 ms
Iterating global reduction 1 with 575 rules applied. Total rules applied 7175 place count 19204 transition count 27973
Deduced a syphon composed of 7175 places in 25 ms
Applied a total of 7175 rules in 4352 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:53:24] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:53:27] [INFO ] Computed 1249 place invariants in 2349 ms
[2023-03-24 08:53:28] [INFO ] Dead Transitions using invariants and state equation in 3995 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 19204/19204 places, 27973/27973 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8350 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Support contains 3 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 528 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:53:29] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:53:31] [INFO ] Computed 1249 place invariants in 2294 ms
[2023-03-24 08:53:33] [INFO ] Implicit Places using invariants in 3800 ms returned []
Implicit Place search using SMT only with invariants took 3801 ms to find 0 implicit places.
[2023-03-24 08:53:33] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:53:33] [INFO ] Invariant cache hit.
[2023-03-24 08:53:34] [INFO ] Dead Transitions using invariants and state equation in 1557 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5890 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11 finished in 186383 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)&&F(G(p1)))))'
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6598 transitions
Trivial Post-agglo rules discarded 6598 transitions
Performed 6598 trivial Post agglomeration. Transition count delta: 6598
Iterating post reduction 0 with 6598 rules applied. Total rules applied 6598 place count 19204 transition count 21375
Reduce places removed 6598 places and 0 transitions.
Iterating post reduction 1 with 6598 rules applied. Total rules applied 13196 place count 12606 transition count 21375
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 550 Pre rules applied. Total rules applied 13196 place count 12606 transition count 20825
Deduced a syphon composed of 550 places in 88 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 2 with 1100 rules applied. Total rules applied 14296 place count 12056 transition count 20825
Discarding 6048 places :
Symmetric choice reduction at 2 with 6048 rule applications. Total rules 20344 place count 6008 transition count 14777
Iterating global reduction 2 with 6048 rules applied. Total rules applied 26392 place count 6008 transition count 14777
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 26392 place count 6008 transition count 14757
Deduced a syphon composed of 20 places in 10 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 26432 place count 5988 transition count 14757
Discarding 547 places :
Symmetric choice reduction at 2 with 547 rule applications. Total rules 26979 place count 5441 transition count 8740
Iterating global reduction 2 with 547 rules applied. Total rules applied 27526 place count 5441 transition count 8740
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 27576 place count 5416 transition count 8715
Applied a total of 27576 rules in 3407 ms. Remains 5416 /19204 variables (removed 13788) and now considering 8715/27973 (removed 19258) transitions.
[2023-03-24 08:53:39] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
// Phase 1: matrix 8115 rows 5416 cols
[2023-03-24 08:53:39] [INFO ] Computed 1249 place invariants in 233 ms
[2023-03-24 08:53:44] [INFO ] Implicit Places using invariants in 5352 ms returned []
[2023-03-24 08:53:44] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:53:44] [INFO ] Invariant cache hit.
[2023-03-24 08:53:48] [INFO ] Implicit Places using invariants and state equation in 4294 ms returned []
Implicit Place search using SMT with State Equation took 9650 ms to find 0 implicit places.
[2023-03-24 08:53:49] [INFO ] Redundant transitions in 950 ms returned []
[2023-03-24 08:53:49] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:53:49] [INFO ] Invariant cache hit.
[2023-03-24 08:53:55] [INFO ] Dead Transitions using invariants and state equation in 5504 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5416/19204 places, 8715/27973 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 19523 ms. Remains : 5416/19204 places, 8715/27973 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s1187 s2743), p1:(LEQ s3239 s2079)], 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 1252 reset in 1190 ms.
Product exploration explored 100000 steps with 1252 reset in 1222 ms.
Computed a total of 2817 stabilizing places and 3539 stable transitions
Computed a total of 2817 stabilizing places and 3539 stable transitions
Detected a total of 2817/5416 stabilizing places and 3539/8715 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 6 factoid took 245 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:53:58] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:53:58] [INFO ] Invariant cache hit.
[2023-03-24 08:53:58] [INFO ] After 502ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:53:59] [INFO ] [Nat]Absence check using 49 positive place invariants in 77 ms returned sat
[2023-03-24 08:53:59] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 360 ms returned sat
[2023-03-24 08:54:04] [INFO ] After 5131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:54:04] [INFO ] State equation strengthened by 3132 read => feed constraints.
[2023-03-24 08:54:07] [INFO ] After 2397ms SMT Verify possible using 3132 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:54:07] [INFO ] After 2824ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 238 ms.
[2023-03-24 08:54:08] [INFO ] After 9261ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 5416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5416/5416 places, 8715/8715 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 5415 transition count 8704
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 5415 transition count 8704
Free-agglomeration rule (complex) applied 338 times.
Iterating global reduction 0 with 338 rules applied. Total rules applied 340 place count 5415 transition count 13846
Reduce places removed 338 places and 0 transitions.
Iterating post reduction 0 with 338 rules applied. Total rules applied 678 place count 5077 transition count 13846
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 1 with 50 rules applied. Total rules applied 728 place count 5077 transition count 13846
Applied a total of 728 rules in 2908 ms. Remains 5077 /5416 variables (removed 339) and now considering 13846/8715 (removed -5131) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2909 ms. Remains : 5077/5416 places, 13846/8715 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 539 ms. (steps per millisecond=18 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 20390 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20390 steps, saw 9568 distinct states, run finished after 3002 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:54:14] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
// Phase 1: matrix 12960 rows 5077 cols
[2023-03-24 08:54:14] [INFO ] Computed 1249 place invariants in 346 ms
[2023-03-24 08:54:15] [INFO ] After 481ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:54:15] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 08:54:16] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 352 ms returned sat
[2023-03-24 08:54:23] [INFO ] After 7460ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:54:23] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:54:28] [INFO ] After 5021ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:54:29] [INFO ] After 5659ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 421 ms.
[2023-03-24 08:54:30] [INFO ] After 14628ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 5077 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 841 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 841 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 915 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
[2023-03-24 08:54:31] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 08:54:31] [INFO ] Invariant cache hit.
[2023-03-24 08:54:39] [INFO ] Implicit Places using invariants in 7474 ms returned []
Implicit Place search using SMT only with invariants took 7475 ms to find 0 implicit places.
[2023-03-24 08:54:39] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 08:54:39] [INFO ] Invariant cache hit.
[2023-03-24 08:54:47] [INFO ] Dead Transitions using invariants and state equation in 8077 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16470 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Graph (trivial) has 3579 edges and 5077 vertex of which 25 / 5077 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51807 edges and 5053 vertex of which 5031 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4645 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4403 transition count 11636
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4162 transition count 11196
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3922 transition count 10798
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3722 transition count 10438
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3524 transition count 10116
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 3362 transition count 9828
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 3202 transition count 9574
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 3074 transition count 9350
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2948 transition count 9156
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2850 transition count 8988
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2754 transition count 8846
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2682 transition count 8726
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 2612 transition count 8628
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 2562 transition count 8548
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 2514 transition count 8486
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 2482 transition count 8438
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 2452 transition count 8404
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 2434 transition count 8380
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 2418 transition count 8366
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 2410 transition count 8358
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 2403 transition count 8356
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 2401 transition count 8356
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6250 place count 2401 transition count 7806
Deduced a syphon composed of 550 places in 2 ms
Ensure Unique test removed 548 places
Reduce places removed 1098 places and 0 transitions.
Iterating global reduction 23 with 1648 rules applied. Total rules applied 7898 place count 1303 transition count 7806
Discarding 550 places :
Symmetric choice reduction at 23 with 550 rule applications. Total rules 8448 place count 753 transition count 7256
Iterating global reduction 23 with 550 rules applied. Total rules applied 8998 place count 753 transition count 7256
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8998 place count 753 transition count 7255
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 9000 place count 752 transition count 7255
Discarding 528 places :
Symmetric choice reduction at 23 with 528 rule applications. Total rules 9528 place count 224 transition count 1447
Iterating global reduction 23 with 528 rules applied. Total rules applied 10056 place count 224 transition count 1447
Ensure Unique test removed 528 transitions
Reduce isomorphic transitions removed 528 transitions.
Iterating post reduction 23 with 528 rules applied. Total rules applied 10584 place count 224 transition count 919
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 10635 place count 198 transition count 894
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10657 place count 198 transition count 872
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10679 place count 176 transition count 872
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10701 place count 154 transition count 630
Ensure Unique test removed 11 places
Iterating global reduction 25 with 33 rules applied. Total rules applied 10734 place count 143 transition count 630
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10756 place count 143 transition count 608
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10767 place count 132 transition count 487
Iterating global reduction 26 with 11 rules applied. Total rules applied 10778 place count 132 transition count 487
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10789 place count 121 transition count 476
Iterating global reduction 26 with 11 rules applied. Total rules applied 10800 place count 121 transition count 476
Applied a total of 10800 rules in 9107 ms. Remains 121 /5077 variables (removed 4956) and now considering 476/13846 (removed 13370) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 476 rows 121 cols
[2023-03-24 08:54:56] [INFO ] Computed 39 place invariants in 8 ms
[2023-03-24 08:54:56] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:54:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 08:54:56] [INFO ] [Nat]Absence check using 3 positive and 36 generalized place invariants in 6 ms returned sat
[2023-03-24 08:54:56] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:54:56] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-24 08:54:56] [INFO ] After 175ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 325 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 4 out of 5416 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5416/5416 places, 8715/8715 transitions.
Applied a total of 0 rules in 562 ms. Remains 5416 /5416 variables (removed 0) and now considering 8715/8715 (removed 0) transitions.
[2023-03-24 08:54:57] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
// Phase 1: matrix 8115 rows 5416 cols
[2023-03-24 08:54:58] [INFO ] Computed 1249 place invariants in 233 ms
[2023-03-24 08:55:03] [INFO ] Implicit Places using invariants in 5352 ms returned []
[2023-03-24 08:55:03] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:55:03] [INFO ] Invariant cache hit.
[2023-03-24 08:55:07] [INFO ] Implicit Places using invariants and state equation in 4390 ms returned []
Implicit Place search using SMT with State Equation took 9744 ms to find 0 implicit places.
[2023-03-24 08:55:08] [INFO ] Redundant transitions in 729 ms returned []
[2023-03-24 08:55:08] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:55:08] [INFO ] Invariant cache hit.
[2023-03-24 08:55:14] [INFO ] Dead Transitions using invariants and state equation in 5801 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16842 ms. Remains : 5416/5416 places, 8715/8715 transitions.
Computed a total of 2817 stabilizing places and 3539 stable transitions
Computed a total of 2817 stabilizing places and 3539 stable transitions
Detected a total of 2817/5416 stabilizing places and 3539/8715 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 6 factoid took 306 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:55:14] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:55:14] [INFO ] Invariant cache hit.
[2023-03-24 08:55:15] [INFO ] After 519ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:55:15] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 08:55:16] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 366 ms returned sat
[2023-03-24 08:55:21] [INFO ] After 5179ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:55:21] [INFO ] State equation strengthened by 3132 read => feed constraints.
[2023-03-24 08:55:24] [INFO ] After 2558ms SMT Verify possible using 3132 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:55:24] [INFO ] After 3001ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 338 ms.
[2023-03-24 08:55:24] [INFO ] After 9649ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 5416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5416/5416 places, 8715/8715 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 5415 transition count 8704
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 5415 transition count 8704
Free-agglomeration rule (complex) applied 338 times.
Iterating global reduction 0 with 338 rules applied. Total rules applied 340 place count 5415 transition count 13846
Reduce places removed 338 places and 0 transitions.
Iterating post reduction 0 with 338 rules applied. Total rules applied 678 place count 5077 transition count 13846
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 1 with 50 rules applied. Total rules applied 728 place count 5077 transition count 13846
Applied a total of 728 rules in 2918 ms. Remains 5077 /5416 variables (removed 339) and now considering 13846/8715 (removed -5131) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2919 ms. Remains : 5077/5416 places, 13846/8715 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 581 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 18653 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18653 steps, saw 8794 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 08:55:31] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
// Phase 1: matrix 12960 rows 5077 cols
[2023-03-24 08:55:31] [INFO ] Computed 1249 place invariants in 368 ms
[2023-03-24 08:55:32] [INFO ] After 516ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:55:33] [INFO ] [Nat]Absence check using 49 positive place invariants in 83 ms returned sat
[2023-03-24 08:55:33] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 368 ms returned sat
[2023-03-24 08:55:40] [INFO ] After 7458ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:55:41] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:55:45] [INFO ] After 4859ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 08:55:46] [INFO ] After 5483ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 417 ms.
[2023-03-24 08:55:46] [INFO ] After 14502ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 5077 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 841 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 841 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 839 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
[2023-03-24 08:55:48] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 08:55:48] [INFO ] Invariant cache hit.
[2023-03-24 08:55:56] [INFO ] Implicit Places using invariants in 7675 ms returned []
Implicit Place search using SMT only with invariants took 7675 ms to find 0 implicit places.
[2023-03-24 08:55:56] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 08:55:56] [INFO ] Invariant cache hit.
[2023-03-24 08:56:05] [INFO ] Dead Transitions using invariants and state equation in 8989 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17506 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Graph (trivial) has 3579 edges and 5077 vertex of which 25 / 5077 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51807 edges and 5053 vertex of which 5031 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4645 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4403 transition count 11636
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4162 transition count 11196
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3922 transition count 10798
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3722 transition count 10438
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3524 transition count 10116
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 3362 transition count 9828
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 3202 transition count 9574
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 3074 transition count 9350
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2948 transition count 9156
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2850 transition count 8988
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2754 transition count 8846
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2682 transition count 8726
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 2612 transition count 8628
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 2562 transition count 8548
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 2514 transition count 8486
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 2482 transition count 8438
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 2452 transition count 8404
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 2434 transition count 8380
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 2418 transition count 8366
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 2410 transition count 8358
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 2403 transition count 8356
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 2401 transition count 8356
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6250 place count 2401 transition count 7806
Deduced a syphon composed of 550 places in 2 ms
Ensure Unique test removed 548 places
Reduce places removed 1098 places and 0 transitions.
Iterating global reduction 23 with 1648 rules applied. Total rules applied 7898 place count 1303 transition count 7806
Discarding 550 places :
Symmetric choice reduction at 23 with 550 rule applications. Total rules 8448 place count 753 transition count 7256
Iterating global reduction 23 with 550 rules applied. Total rules applied 8998 place count 753 transition count 7256
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8998 place count 753 transition count 7255
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 9000 place count 752 transition count 7255
Discarding 528 places :
Symmetric choice reduction at 23 with 528 rule applications. Total rules 9528 place count 224 transition count 1447
Iterating global reduction 23 with 528 rules applied. Total rules applied 10056 place count 224 transition count 1447
Ensure Unique test removed 528 transitions
Reduce isomorphic transitions removed 528 transitions.
Iterating post reduction 23 with 528 rules applied. Total rules applied 10584 place count 224 transition count 919
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 24 with 51 rules applied. Total rules applied 10635 place count 198 transition count 894
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10657 place count 198 transition count 872
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10679 place count 176 transition count 872
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10701 place count 154 transition count 630
Ensure Unique test removed 11 places
Iterating global reduction 25 with 33 rules applied. Total rules applied 10734 place count 143 transition count 630
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10756 place count 143 transition count 608
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10767 place count 132 transition count 487
Iterating global reduction 26 with 11 rules applied. Total rules applied 10778 place count 132 transition count 487
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 10789 place count 121 transition count 476
Iterating global reduction 26 with 11 rules applied. Total rules applied 10800 place count 121 transition count 476
Applied a total of 10800 rules in 9600 ms. Remains 121 /5077 variables (removed 4956) and now considering 476/13846 (removed 13370) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 476 rows 121 cols
[2023-03-24 08:56:14] [INFO ] Computed 39 place invariants in 8 ms
[2023-03-24 08:56:15] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 08:56:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 08:56:15] [INFO ] [Nat]Absence check using 3 positive and 36 generalized place invariants in 8 ms returned sat
[2023-03-24 08:56:15] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:56:15] [INFO ] After 126ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-24 08:56:15] [INFO ] After 181ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 321 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 1256 reset in 1140 ms.
Product exploration explored 100000 steps with 1251 reset in 1247 ms.
Support contains 4 out of 5416 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5416/5416 places, 8715/8715 transitions.
Applied a total of 0 rules in 578 ms. Remains 5416 /5416 variables (removed 0) and now considering 8715/8715 (removed 0) transitions.
[2023-03-24 08:56:18] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
// Phase 1: matrix 8115 rows 5416 cols
[2023-03-24 08:56:19] [INFO ] Computed 1249 place invariants in 235 ms
[2023-03-24 08:56:24] [INFO ] Implicit Places using invariants in 5251 ms returned []
[2023-03-24 08:56:24] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:56:24] [INFO ] Invariant cache hit.
[2023-03-24 08:56:28] [INFO ] Implicit Places using invariants and state equation in 4414 ms returned []
Implicit Place search using SMT with State Equation took 9667 ms to find 0 implicit places.
[2023-03-24 08:56:29] [INFO ] Redundant transitions in 774 ms returned []
[2023-03-24 08:56:29] [INFO ] Flow matrix only has 8115 transitions (discarded 600 similar events)
[2023-03-24 08:56:29] [INFO ] Invariant cache hit.
[2023-03-24 08:56:34] [INFO ] Dead Transitions using invariants and state equation in 5598 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16624 ms. Remains : 5416/5416 places, 8715/8715 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-13 finished in 179948 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((G(p1)||p0))))'
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 528 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:56:36] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:56:38] [INFO ] Computed 1249 place invariants in 2339 ms
[2023-03-24 08:56:40] [INFO ] Implicit Places using invariants in 4157 ms returned []
Implicit Place search using SMT only with invariants took 4158 ms to find 0 implicit places.
[2023-03-24 08:56:40] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:56:40] [INFO ] Invariant cache hit.
[2023-03-24 08:56:41] [INFO ] Dead Transitions using invariants and state equation in 1581 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6268 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Stuttering acceptance computed with spot in 120 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GT s14261 s13339) (GT 2 s12689)), p0:(OR (LEQ 2 s10239) (LEQ s14261 s13339))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 886 reset in 2058 ms.
Product exploration explored 100000 steps with 885 reset in 1812 ms.
Computed a total of 16580 stabilizing places and 22772 stable transitions
Computed a total of 16580 stabilizing places and 22772 stable transitions
Detected a total of 16580/19204 stabilizing places and 22772/27973 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 359 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 107 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 88 resets, run finished after 448 ms. (steps per millisecond=22 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 8600 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 8600 steps, saw 4261 distinct states, run finished after 3001 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-24 08:56:50] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:56:50] [INFO ] Invariant cache hit.
[2023-03-24 08:56:53] [INFO ] After 2971ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-24 08:56:56] [INFO ] [Nat]Absence check using 47 positive place invariants in 181 ms returned sat
[2023-03-24 08:56:57] [INFO ] [Nat]Absence check using 47 positive and 1202 generalized place invariants in 787 ms returned sat
[2023-03-24 08:57:18] [INFO ] After 20371ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-24 08:57:18] [INFO ] State equation strengthened by 8602 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 08:57:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:57:18] [INFO ] After 25113ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6598 transitions
Trivial Post-agglo rules discarded 6598 transitions
Performed 6598 trivial Post agglomeration. Transition count delta: 6598
Iterating post reduction 0 with 6598 rules applied. Total rules applied 6598 place count 19204 transition count 21375
Reduce places removed 6598 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13198 place count 12606 transition count 21373
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 17 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6048 places :
Symmetric choice reduction at 3 with 6048 rule applications. Total rules 20348 place count 6006 transition count 14775
Iterating global reduction 3 with 6048 rules applied. Total rules applied 26396 place count 6006 transition count 14775
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 26396 place count 6006 transition count 14755
Deduced a syphon composed of 20 places in 11 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 26436 place count 5986 transition count 14755
Discarding 548 places :
Symmetric choice reduction at 3 with 548 rule applications. Total rules 26984 place count 5438 transition count 8727
Iterating global reduction 3 with 548 rules applied. Total rules applied 27532 place count 5438 transition count 8727
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27582 place count 5413 transition count 8702
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 3 with 337 rules applied. Total rules applied 27919 place count 5413 transition count 13845
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 3 with 337 rules applied. Total rules applied 28256 place count 5076 transition count 13845
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 4 with 50 rules applied. Total rules applied 28306 place count 5076 transition count 13845
Applied a total of 28306 rules in 5309 ms. Remains 5076 /19204 variables (removed 14128) and now considering 13845/27973 (removed 14128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5310 ms. Remains : 5076/19204 places, 13845/27973 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 696 ms. (steps per millisecond=14 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 18328 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18328 steps, saw 8646 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 08:57:27] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
// Phase 1: matrix 12960 rows 5076 cols
[2023-03-24 08:57:28] [INFO ] Computed 1249 place invariants in 344 ms
[2023-03-24 08:57:28] [INFO ] After 655ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 08:57:29] [INFO ] [Nat]Absence check using 49 positive place invariants in 75 ms returned sat
[2023-03-24 08:57:29] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 348 ms returned sat
[2023-03-24 08:57:39] [INFO ] After 9533ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 08:57:39] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:57:44] [INFO ] After 4861ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-24 08:57:52] [INFO ] Deduced a trap composed of 546 places in 7599 ms of which 6 ms to minimize.
[2023-03-24 08:57:53] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 8853 ms
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.refineResultsWithTraps(DeadlockTester.java:769)
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)
[2023-03-24 08:57:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:57:53] [INFO ] After 25051ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 4 out of 5076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 844 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 844 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 830 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
[2023-03-24 08:57:55] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 08:57:55] [INFO ] Invariant cache hit.
[2023-03-24 08:58:00] [INFO ] Implicit Places using invariants in 5218 ms returned []
Implicit Place search using SMT only with invariants took 5219 ms to find 0 implicit places.
[2023-03-24 08:58:00] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 08:58:00] [INFO ] Invariant cache hit.
[2023-03-24 08:58:09] [INFO ] Dead Transitions using invariants and state equation in 8654 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14708 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Graph (trivial) has 3577 edges and 5076 vertex of which 25 / 5076 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 51807 edges and 5052 vertex of which 5030 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4644 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 4402 transition count 11637
Ensure Unique test removed 1 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 39 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 679 rules applied. Total rules applied 1646 place count 4162 transition count 11198
Ensure Unique test removed 39 places
Reduce places removed 239 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 637 rules applied. Total rules applied 2283 place count 3923 transition count 10800
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2843 place count 3723 transition count 10440
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3363 place count 3525 transition count 10118
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3813 place count 3363 transition count 9830
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4227 place count 3203 transition count 9576
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4579 place count 3075 transition count 9352
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4899 place count 2949 transition count 9158
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2851 transition count 8990
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2755 transition count 8848
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2683 transition count 8728
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 2613 transition count 8630
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 2563 transition count 8550
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 2515 transition count 8488
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6083 place count 2483 transition count 8440
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6147 place count 2453 transition count 8406
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6189 place count 2435 transition count 8382
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6219 place count 2419 transition count 8368
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6235 place count 2411 transition count 8360
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6244 place count 2405 transition count 8357
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6248 place count 2402 transition count 8356
Performed 549 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 549 Pre rules applied. Total rules applied 6248 place count 2402 transition count 7807
Deduced a syphon composed of 549 places in 2 ms
Ensure Unique test removed 547 places
Reduce places removed 1096 places and 0 transitions.
Iterating global reduction 23 with 1645 rules applied. Total rules applied 7893 place count 1306 transition count 7807
Discarding 549 places :
Symmetric choice reduction at 23 with 549 rule applications. Total rules 8442 place count 757 transition count 7258
Iterating global reduction 23 with 549 rules applied. Total rules applied 8991 place count 757 transition count 7258
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8991 place count 757 transition count 7257
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8993 place count 756 transition count 7257
Discarding 515 places :
Symmetric choice reduction at 23 with 515 rule applications. Total rules 9508 place count 241 transition count 1592
Iterating global reduction 23 with 515 rules applied. Total rules applied 10023 place count 241 transition count 1592
Ensure Unique test removed 515 transitions
Reduce isomorphic transitions removed 515 transitions.
Iterating post reduction 23 with 515 rules applied. Total rules applied 10538 place count 241 transition count 1077
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 24 with 50 rules applied. Total rules applied 10588 place count 216 transition count 1052
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10610 place count 216 transition count 1030
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10632 place count 194 transition count 1030
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10654 place count 172 transition count 788
Iterating global reduction 25 with 22 rules applied. Total rules applied 10676 place count 172 transition count 788
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10698 place count 172 transition count 766
Applied a total of 10698 rules in 9412 ms. Remains 172 /5076 variables (removed 4904) and now considering 766/13845 (removed 13079) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 766 rows 172 cols
[2023-03-24 08:58:18] [INFO ] Computed 54 place invariants in 18 ms
[2023-03-24 08:58:19] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 08:58:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 08:58:19] [INFO ] [Nat]Absence check using 4 positive and 50 generalized place invariants in 11 ms returned sat
[2023-03-24 08:58:19] [INFO ] After 192ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 08:58:19] [INFO ] After 279ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-24 08:58:19] [INFO ] After 405ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 413 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 104 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 523 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 08:58:20] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 08:58:23] [INFO ] Computed 1249 place invariants in 2494 ms
[2023-03-24 08:58:24] [INFO ] Implicit Places using invariants in 4178 ms returned []
Implicit Place search using SMT only with invariants took 4179 ms to find 0 implicit places.
[2023-03-24 08:58:24] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:58:24] [INFO ] Invariant cache hit.
[2023-03-24 08:58:26] [INFO ] Dead Transitions using invariants and state equation in 1672 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6376 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Computed a total of 16580 stabilizing places and 22772 stable transitions
Computed a total of 16580 stabilizing places and 22772 stable transitions
Detected a total of 16580/19204 stabilizing places and 22772/27973 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 207 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 88 resets, run finished after 241 ms. (steps per millisecond=41 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 9178 steps, run timeout after 3001 ms. (steps per millisecond=3 ) properties seen :{}
Probabilistic random walk after 9178 steps, saw 4533 distinct states, run finished after 3001 ms. (steps per millisecond=3 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 08:58:30] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 08:58:30] [INFO ] Invariant cache hit.
[2023-03-24 08:58:32] [INFO ] After 2551ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 08:58:35] [INFO ] [Nat]Absence check using 47 positive place invariants in 226 ms returned sat
[2023-03-24 08:58:36] [INFO ] [Nat]Absence check using 47 positive and 1202 generalized place invariants in 794 ms returned sat
[2023-03-24 08:58:57] [INFO ] After 21164ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 08:58:58] [INFO ] State equation strengthened by 8602 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-24 08:58:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:58:58] [INFO ] After 25108ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6598 transitions
Trivial Post-agglo rules discarded 6598 transitions
Performed 6598 trivial Post agglomeration. Transition count delta: 6598
Iterating post reduction 0 with 6598 rules applied. Total rules applied 6598 place count 19204 transition count 21375
Reduce places removed 6598 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13198 place count 12606 transition count 21373
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 17 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6048 places :
Symmetric choice reduction at 3 with 6048 rule applications. Total rules 20348 place count 6006 transition count 14775
Iterating global reduction 3 with 6048 rules applied. Total rules applied 26396 place count 6006 transition count 14775
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 26396 place count 6006 transition count 14755
Deduced a syphon composed of 20 places in 11 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 26436 place count 5986 transition count 14755
Discarding 548 places :
Symmetric choice reduction at 3 with 548 rule applications. Total rules 26984 place count 5438 transition count 8727
Iterating global reduction 3 with 548 rules applied. Total rules applied 27532 place count 5438 transition count 8727
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 5 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27582 place count 5413 transition count 8702
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 3 with 337 rules applied. Total rules applied 27919 place count 5413 transition count 13845
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 3 with 337 rules applied. Total rules applied 28256 place count 5076 transition count 13845
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 4 with 50 rules applied. Total rules applied 28306 place count 5076 transition count 13845
Applied a total of 28306 rules in 5066 ms. Remains 5076 /19204 variables (removed 14128) and now considering 13845/27973 (removed 14128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5067 ms. Remains : 5076/19204 places, 13845/27973 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 665 ms. (steps per millisecond=15 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 19388 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19388 steps, saw 9121 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 08:59:06] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
// Phase 1: matrix 12960 rows 5076 cols
[2023-03-24 08:59:07] [INFO ] Computed 1249 place invariants in 341 ms
[2023-03-24 08:59:07] [INFO ] After 546ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 08:59:08] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 08:59:08] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 349 ms returned sat
[2023-03-24 08:59:17] [INFO ] After 8670ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-24 08:59:17] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 08:59:21] [INFO ] After 3656ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-24 08:59:29] [INFO ] Deduced a trap composed of 546 places in 7295 ms of which 6 ms to minimize.
[2023-03-24 08:59:37] [INFO ] Deduced a trap composed of 528 places in 7053 ms of which 4 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)
[2023-03-24 08:59:37] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 08:59:37] [INFO ] After 29840ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 5076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 823 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 823 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 804 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
[2023-03-24 08:59:39] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 08:59:39] [INFO ] Invariant cache hit.
[2023-03-24 08:59:44] [INFO ] Implicit Places using invariants in 5253 ms returned []
Implicit Place search using SMT only with invariants took 5254 ms to find 0 implicit places.
[2023-03-24 08:59:44] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 08:59:44] [INFO ] Invariant cache hit.
[2023-03-24 08:59:52] [INFO ] Dead Transitions using invariants and state equation in 8020 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14080 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Graph (trivial) has 3577 edges and 5076 vertex of which 25 / 5076 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 51807 edges and 5052 vertex of which 5030 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4644 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 4402 transition count 11637
Ensure Unique test removed 1 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 39 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 679 rules applied. Total rules applied 1646 place count 4162 transition count 11198
Ensure Unique test removed 39 places
Reduce places removed 239 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 637 rules applied. Total rules applied 2283 place count 3923 transition count 10800
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2843 place count 3723 transition count 10440
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3363 place count 3525 transition count 10118
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3813 place count 3363 transition count 9830
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4227 place count 3203 transition count 9576
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4579 place count 3075 transition count 9352
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4899 place count 2949 transition count 9158
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2851 transition count 8990
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2755 transition count 8848
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2683 transition count 8728
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 2613 transition count 8630
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 2563 transition count 8550
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 2515 transition count 8488
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6083 place count 2483 transition count 8440
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6147 place count 2453 transition count 8406
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6189 place count 2435 transition count 8382
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6219 place count 2419 transition count 8368
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6235 place count 2411 transition count 8360
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6244 place count 2405 transition count 8357
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6248 place count 2402 transition count 8356
Performed 549 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 549 Pre rules applied. Total rules applied 6248 place count 2402 transition count 7807
Deduced a syphon composed of 549 places in 2 ms
Ensure Unique test removed 547 places
Reduce places removed 1096 places and 0 transitions.
Iterating global reduction 23 with 1645 rules applied. Total rules applied 7893 place count 1306 transition count 7807
Discarding 549 places :
Symmetric choice reduction at 23 with 549 rule applications. Total rules 8442 place count 757 transition count 7258
Iterating global reduction 23 with 549 rules applied. Total rules applied 8991 place count 757 transition count 7258
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8991 place count 757 transition count 7257
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8993 place count 756 transition count 7257
Discarding 515 places :
Symmetric choice reduction at 23 with 515 rule applications. Total rules 9508 place count 241 transition count 1592
Iterating global reduction 23 with 515 rules applied. Total rules applied 10023 place count 241 transition count 1592
Ensure Unique test removed 515 transitions
Reduce isomorphic transitions removed 515 transitions.
Iterating post reduction 23 with 515 rules applied. Total rules applied 10538 place count 241 transition count 1077
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 24 with 50 rules applied. Total rules applied 10588 place count 216 transition count 1052
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10610 place count 216 transition count 1030
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10632 place count 194 transition count 1030
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10654 place count 172 transition count 788
Iterating global reduction 25 with 22 rules applied. Total rules applied 10676 place count 172 transition count 788
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10698 place count 172 transition count 766
Applied a total of 10698 rules in 9075 ms. Remains 172 /5076 variables (removed 4904) and now considering 766/13845 (removed 13079) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 766 rows 172 cols
[2023-03-24 09:00:01] [INFO ] Computed 54 place invariants in 16 ms
[2023-03-24 09:00:01] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 09:00:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 09:00:01] [INFO ] [Nat]Absence check using 4 positive and 50 generalized place invariants in 8 ms returned sat
[2023-03-24 09:00:02] [INFO ] After 169ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-24 09:00:02] [INFO ] After 229ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-24 09:00:02] [INFO ] After 327ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 198 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 118 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 886 reset in 1701 ms.
Product exploration explored 100000 steps with 886 reset in 1717 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Performed 6600 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6600 rules applied. Total rules applied 6600 place count 19204 transition count 27973
Performed 575 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7175 places in 22 ms
Iterating global reduction 1 with 575 rules applied. Total rules applied 7175 place count 19204 transition count 27973
Deduced a syphon composed of 7175 places in 22 ms
Applied a total of 7175 rules in 3592 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 09:00:09] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 09:00:12] [INFO ] Computed 1249 place invariants in 2352 ms
[2023-03-24 09:00:13] [INFO ] Dead Transitions using invariants and state equation in 4016 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 19204/19204 places, 27973/27973 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7610 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Applied a total of 0 rules in 515 ms. Remains 19204 /19204 variables (removed 0) and now considering 27973/27973 (removed 0) transitions.
[2023-03-24 09:00:14] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
// Phase 1: matrix 27373 rows 19204 cols
[2023-03-24 09:00:16] [INFO ] Computed 1249 place invariants in 2316 ms
[2023-03-24 09:00:18] [INFO ] Implicit Places using invariants in 3893 ms returned []
Implicit Place search using SMT only with invariants took 3894 ms to find 0 implicit places.
[2023-03-24 09:00:18] [INFO ] Flow matrix only has 27373 transitions (discarded 600 similar events)
[2023-03-24 09:00:18] [INFO ] Invariant cache hit.
[2023-03-24 09:00:19] [INFO ] Dead Transitions using invariants and state equation in 1595 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6011 ms. Remains : 19204/19204 places, 27973/27973 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15 finished in 225267 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&(G(!p0)||F((G(F(p1))||(p2&&F(p1))))))))'
Found a Shortening insensitive property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11
Stuttering acceptance computed with spot in 316 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6597 transitions
Trivial Post-agglo rules discarded 6597 transitions
Performed 6597 trivial Post agglomeration. Transition count delta: 6597
Iterating post reduction 0 with 6597 rules applied. Total rules applied 6597 place count 19204 transition count 21376
Reduce places removed 6597 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6599 rules applied. Total rules applied 13196 place count 12607 transition count 21374
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13198 place count 12605 transition count 21374
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13198 place count 12605 transition count 20824
Deduced a syphon composed of 550 places in 17 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14298 place count 12055 transition count 20824
Discarding 6047 places :
Symmetric choice reduction at 3 with 6047 rule applications. Total rules 20345 place count 6008 transition count 14777
Iterating global reduction 3 with 6047 rules applied. Total rules applied 26392 place count 6008 transition count 14777
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 19 Pre rules applied. Total rules applied 26392 place count 6008 transition count 14758
Deduced a syphon composed of 19 places in 12 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 3 with 38 rules applied. Total rules applied 26430 place count 5989 transition count 14758
Discarding 546 places :
Symmetric choice reduction at 3 with 546 rule applications. Total rules 26976 place count 5443 transition count 8752
Iterating global reduction 3 with 546 rules applied. Total rules applied 27522 place count 5443 transition count 8752
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27572 place count 5418 transition count 8727
Applied a total of 27572 rules in 3290 ms. Remains 5418 /19204 variables (removed 13786) and now considering 8727/27973 (removed 19246) transitions.
[2023-03-24 09:00:24] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
// Phase 1: matrix 8127 rows 5418 cols
[2023-03-24 09:00:24] [INFO ] Computed 1249 place invariants in 236 ms
[2023-03-24 09:00:30] [INFO ] Implicit Places using invariants in 6358 ms returned []
[2023-03-24 09:00:30] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:00:30] [INFO ] Invariant cache hit.
[2023-03-24 09:00:37] [INFO ] Implicit Places using invariants and state equation in 6301 ms returned []
Implicit Place search using SMT with State Equation took 12661 ms to find 0 implicit places.
[2023-03-24 09:00:37] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:00:37] [INFO ] Invariant cache hit.
[2023-03-24 09:00:42] [INFO ] Dead Transitions using invariants and state equation in 5582 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 5418/19204 places, 8727/27973 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 21534 ms. Remains : 5418/19204 places, 8727/27973 transitions.
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 6}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=7 dest: 6}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(LEQ s2163 s1461), p1:(GT 1 s1183), p2:(GT s1250 s2822)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 2449 reset in 1330 ms.
Product exploration explored 100000 steps with 2503 reset in 1272 ms.
Computed a total of 2819 stabilizing places and 3551 stable transitions
Computed a total of 2819 stabilizing places and 3551 stable transitions
Detected a total of 2819/5418 stabilizing places and 3551/8727 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
Knowledge based reduction with 14 factoid took 645 ms. Reduced automaton from 8 states, 27 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (AND p0 (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 193 ms. (steps per millisecond=51 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-24 09:00:46] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:00:46] [INFO ] Invariant cache hit.
[2023-03-24 09:00:47] [INFO ] [Real]Absence check using 49 positive place invariants in 92 ms returned sat
[2023-03-24 09:00:47] [INFO ] [Real]Absence check using 49 positive and 1200 generalized place invariants in 365 ms returned sat
[2023-03-24 09:00:53] [INFO ] After 6893ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 09:00:54] [INFO ] [Nat]Absence check using 49 positive place invariants in 90 ms returned sat
[2023-03-24 09:00:54] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 341 ms returned sat
[2023-03-24 09:01:00] [INFO ] After 5729ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :1
[2023-03-24 09:01:00] [INFO ] State equation strengthened by 3142 read => feed constraints.
[2023-03-24 09:01:01] [INFO ] After 1349ms SMT Verify possible using 3142 Read/Feed constraints in natural domain returned unsat :2 sat :1
[2023-03-24 09:01:02] [INFO ] After 1754ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :1
Attempting to minimize the solution found.
Minimization took 333 ms.
[2023-03-24 09:01:02] [INFO ] After 9044ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :1
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 3 out of 5418 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5418/5418 places, 8727/8727 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 5417 transition count 8726
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 5417 transition count 8726
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 2 place count 5417 transition count 8725
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 5416 transition count 8725
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 5415 transition count 8714
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 5415 transition count 8714
Free-agglomeration rule (complex) applied 338 times.
Iterating global reduction 0 with 338 rules applied. Total rules applied 344 place count 5415 transition count 13846
Reduce places removed 338 places and 0 transitions.
Iterating post reduction 0 with 338 rules applied. Total rules applied 682 place count 5077 transition count 13846
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 1 with 50 rules applied. Total rules applied 732 place count 5077 transition count 13846
Applied a total of 732 rules in 3444 ms. Remains 5077 /5418 variables (removed 341) and now considering 13846/8727 (removed -5119) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3444 ms. Remains : 5077/5418 places, 13846/8727 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 568 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 20114 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 20114 steps, saw 9448 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-24 09:01:09] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
// Phase 1: matrix 12960 rows 5077 cols
[2023-03-24 09:01:10] [INFO ] Computed 1249 place invariants in 326 ms
[2023-03-24 09:01:10] [INFO ] [Real]Absence check using 47 positive place invariants in 59 ms returned sat
[2023-03-24 09:01:11] [INFO ] [Real]Absence check using 47 positive and 1202 generalized place invariants in 368 ms returned sat
[2023-03-24 09:01:18] [INFO ] After 8508ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 09:01:19] [INFO ] [Nat]Absence check using 47 positive place invariants in 58 ms returned sat
[2023-03-24 09:01:19] [INFO ] [Nat]Absence check using 47 positive and 1202 generalized place invariants in 352 ms returned sat
[2023-03-24 09:01:27] [INFO ] After 7767ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 09:01:27] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 09:01:30] [INFO ] After 2639ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 09:01:32] [INFO ] After 5412ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 397 ms.
[2023-03-24 09:01:33] [INFO ] After 14624ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 3 out of 5077 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 879 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 879 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5077/5077 places, 13846/13846 transitions.
Applied a total of 0 rules in 804 ms. Remains 5077 /5077 variables (removed 0) and now considering 13846/13846 (removed 0) transitions.
[2023-03-24 09:01:34] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 09:01:34] [INFO ] Invariant cache hit.
[2023-03-24 09:01:40] [INFO ] Implicit Places using invariants in 5111 ms returned []
Implicit Place search using SMT only with invariants took 5111 ms to find 0 implicit places.
[2023-03-24 09:01:40] [INFO ] Flow matrix only has 12960 transitions (discarded 886 similar events)
[2023-03-24 09:01:40] [INFO ] Invariant cache hit.
[2023-03-24 09:01:48] [INFO ] Dead Transitions using invariants and state equation in 8624 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14541 ms. Remains : 5077/5077 places, 13846/13846 transitions.
Graph (trivial) has 3579 edges and 5077 vertex of which 25 / 5077 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 644 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1486 transitions.
Graph (complete) has 51765 edges and 5053 vertex of which 5031 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4645 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 1 with 723 rules applied. Total rules applied 968 place count 4403 transition count 11636
Ensure Unique test removed 1 places
Reduce places removed 241 places and 0 transitions.
Drop transitions removed 40 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 240 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 681 rules applied. Total rules applied 1649 place count 4162 transition count 11196
Ensure Unique test removed 40 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 638 rules applied. Total rules applied 2287 place count 3922 transition count 10798
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2847 place count 3722 transition count 10438
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3367 place count 3524 transition count 10116
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3817 place count 3362 transition count 9828
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4231 place count 3202 transition count 9574
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4583 place count 3074 transition count 9350
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4903 place count 2948 transition count 9156
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5169 place count 2850 transition count 8988
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5407 place count 2754 transition count 8846
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5599 place count 2682 transition count 8726
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5767 place count 2612 transition count 8628
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5897 place count 2562 transition count 8548
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6007 place count 2514 transition count 8486
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6087 place count 2482 transition count 8438
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6151 place count 2452 transition count 8404
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6193 place count 2434 transition count 8380
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6223 place count 2418 transition count 8366
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6239 place count 2410 transition count 8358
Ensure Unique test removed 4 places
Reduce places removed 7 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 21 with 9 rules applied. Total rules applied 6248 place count 2403 transition count 8356
Ensure Unique test removed 2 places
Iterating post reduction 22 with 2 rules applied. Total rules applied 6250 place count 2401 transition count 8356
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 550 Pre rules applied. Total rules applied 6250 place count 2401 transition count 7806
Deduced a syphon composed of 550 places in 2 ms
Ensure Unique test removed 548 places
Reduce places removed 1098 places and 0 transitions.
Iterating global reduction 23 with 1648 rules applied. Total rules applied 7898 place count 1303 transition count 7806
Discarding 550 places :
Symmetric choice reduction at 23 with 550 rule applications. Total rules 8448 place count 753 transition count 7256
Iterating global reduction 23 with 550 rules applied. Total rules applied 8998 place count 753 transition count 7256
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8998 place count 753 transition count 7255
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 9000 place count 752 transition count 7255
Discarding 527 places :
Symmetric choice reduction at 23 with 527 rule applications. Total rules 9527 place count 225 transition count 1458
Iterating global reduction 23 with 527 rules applied. Total rules applied 10054 place count 225 transition count 1458
Ensure Unique test removed 527 transitions
Reduce isomorphic transitions removed 527 transitions.
Iterating post reduction 23 with 527 rules applied. Total rules applied 10581 place count 225 transition count 931
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 24 with 50 rules applied. Total rules applied 10631 place count 200 transition count 906
Free-agglomeration rule (complex) applied 11 times.
Iterating global reduction 24 with 11 rules applied. Total rules applied 10642 place count 200 transition count 895
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 24 with 11 rules applied. Total rules applied 10653 place count 189 transition count 895
Discarding 11 places :
Symmetric choice reduction at 25 with 11 rule applications. Total rules 10664 place count 178 transition count 774
Iterating global reduction 25 with 11 rules applied. Total rules applied 10675 place count 178 transition count 774
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 25 with 11 rules applied. Total rules applied 10686 place count 178 transition count 763
Partial Free-agglomeration rule applied 384 times.
Drop transitions removed 384 transitions
Iterating global reduction 26 with 384 rules applied. Total rules applied 11070 place count 178 transition count 763
Discarding 11 places :
Symmetric choice reduction at 26 with 11 rule applications. Total rules 11081 place count 167 transition count 642
Ensure Unique test removed 1 places
Iterating global reduction 26 with 12 rules applied. Total rules applied 11093 place count 166 transition count 642
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 26 with 11 rules applied. Total rules applied 11104 place count 166 transition count 631
Applied a total of 11104 rules in 9395 ms. Remains 166 /5077 variables (removed 4911) and now considering 631/13846 (removed 13215) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 631 rows 166 cols
[2023-03-24 09:01:58] [INFO ] Computed 50 place invariants in 12 ms
[2023-03-24 09:01:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-24 09:01:58] [INFO ] [Real]Absence check using 3 positive and 47 generalized place invariants in 7 ms returned sat
[2023-03-24 09:01:58] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 09:01:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-24 09:01:58] [INFO ] [Nat]Absence check using 3 positive and 47 generalized place invariants in 10 ms returned sat
[2023-03-24 09:01:58] [INFO ] After 133ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 09:01:58] [INFO ] After 160ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-24 09:01:58] [INFO ] After 225ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND (NOT p0) (NOT p1)))), (G (NOT (AND (NOT p0) (NOT p1) p2)))]
False Knowledge obtained : [(X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (F p2)]
Knowledge based reduction with 16 factoid took 720 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 5418 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 5418/5418 places, 8727/8727 transitions.
Applied a total of 0 rules in 443 ms. Remains 5418 /5418 variables (removed 0) and now considering 8727/8727 (removed 0) transitions.
[2023-03-24 09:01:59] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
// Phase 1: matrix 8127 rows 5418 cols
[2023-03-24 09:02:00] [INFO ] Computed 1249 place invariants in 234 ms
[2023-03-24 09:02:06] [INFO ] Implicit Places using invariants in 6915 ms returned []
[2023-03-24 09:02:06] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:02:06] [INFO ] Invariant cache hit.
[2023-03-24 09:02:13] [INFO ] Implicit Places using invariants and state equation in 6344 ms returned []
Implicit Place search using SMT with State Equation took 13264 ms to find 0 implicit places.
[2023-03-24 09:02:13] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:02:13] [INFO ] Invariant cache hit.
[2023-03-24 09:02:19] [INFO ] Dead Transitions using invariants and state equation in 6289 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20003 ms. Remains : 5418/5418 places, 8727/8727 transitions.
Computed a total of 2819 stabilizing places and 3551 stable transitions
Computed a total of 2819 stabilizing places and 3551 stable transitions
Detected a total of 2819/5418 stabilizing places and 3551/8727 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2))]
Knowledge based reduction with 5 factoid took 242 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-24 09:02:19] [INFO ] Flow matrix only has 8127 transitions (discarded 600 similar events)
[2023-03-24 09:02:19] [INFO ] Invariant cache hit.
[2023-03-24 09:02:20] [INFO ] [Real]Absence check using 49 positive place invariants in 98 ms returned sat
[2023-03-24 09:02:20] [INFO ] [Real]Absence check using 49 positive and 1200 generalized place invariants in 363 ms returned sat
[2023-03-24 09:02:26] [INFO ] After 5430ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-24 09:02:26] [INFO ] State equation strengthened by 3142 read => feed constraints.
[2023-03-24 09:02:27] [INFO ] After 737ms SMT Verify possible using 3142 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 09:02:27] [INFO ] After 7283ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-24 09:02:27] [INFO ] [Nat]Absence check using 49 positive place invariants in 91 ms returned sat
[2023-03-24 09:02:28] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 355 ms returned sat
[2023-03-24 09:02:33] [INFO ] After 5495ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-24 09:02:35] [INFO ] After 1770ms SMT Verify possible using 3142 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-24 09:02:42] [INFO ] Deduced a trap composed of 543 places in 6610 ms of which 5 ms to minimize.
[2023-03-24 09:02:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 7914 ms
[2023-03-24 09:02:43] [INFO ] After 9856ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 271 ms.
[2023-03-24 09:02:43] [INFO ] After 16671ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 5418 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5418/5418 places, 8727/8727 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 5418 transition count 8726
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 5417 transition count 8726
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 5 place count 5414 transition count 8713
Iterating global reduction 2 with 3 rules applied. Total rules applied 8 place count 5414 transition count 8713
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 8 place count 5414 transition count 8711
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 5412 transition count 8711
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 14 place count 5410 transition count 8689
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 place count 5410 transition count 8689
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 2 with 337 rules applied. Total rules applied 353 place count 5410 transition count 13842
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 2 with 337 rules applied. Total rules applied 690 place count 5073 transition count 13842
Partial Free-agglomeration rule applied 25 times.
Drop transitions removed 25 transitions
Iterating global reduction 3 with 25 rules applied. Total rules applied 715 place count 5073 transition count 13842
Applied a total of 715 rules in 3534 ms. Remains 5073 /5418 variables (removed 345) and now considering 13842/8727 (removed -5115) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3534 ms. Remains : 5073/5418 places, 13842/8727 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 584 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Finished Best-First random walk after 6210 steps, including 12 resets, run visited all 1 properties in 57 ms. (steps per millisecond=108 )
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X p1), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (F p2), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 277 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 1257 reset in 1159 ms.
Product exploration explored 100000 steps with 1256 reset in 1198 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 5418 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5418/5418 places, 8727/8727 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 5418 transition count 8727
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 3 place count 5416 transition count 8715
Deduced a syphon composed of 1 places in 5 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 5416 transition count 8715
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 5 place count 5416 transition count 8715
Deduced a syphon composed of 2 places in 6 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 5416 transition count 8715
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 5415 transition count 8704
Deduced a syphon composed of 2 places in 5 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 5415 transition count 8704
Deduced a syphon composed of 2 places in 5 ms
Applied a total of 8 rules in 2174 ms. Remains 5415 /5418 variables (removed 3) and now considering 8704/8727 (removed 23) transitions.
[2023-03-24 09:02:54] [INFO ] Redundant transitions in 815 ms returned []
[2023-03-24 09:02:54] [INFO ] Flow matrix only has 8104 transitions (discarded 600 similar events)
// Phase 1: matrix 8104 rows 5415 cols
[2023-03-24 09:02:54] [INFO ] Computed 1249 place invariants in 238 ms
[2023-03-24 09:03:00] [INFO ] Dead Transitions using invariants and state equation in 6686 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5415/5418 places, 8704/8727 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9688 ms. Remains : 5415/5418 places, 8704/8727 transitions.
Support contains 3 out of 5418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5418/5418 places, 8727/8727 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 5417 transition count 8716
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 5417 transition count 8716
Applied a total of 2 rules in 989 ms. Remains 5417 /5418 variables (removed 1) and now considering 8716/8727 (removed 11) transitions.
[2023-03-24 09:03:01] [INFO ] Flow matrix only has 8116 transitions (discarded 600 similar events)
// Phase 1: matrix 8116 rows 5417 cols
[2023-03-24 09:03:02] [INFO ] Computed 1249 place invariants in 245 ms
[2023-03-24 09:03:06] [INFO ] Implicit Places using invariants in 4668 ms returned []
[2023-03-24 09:03:06] [INFO ] Flow matrix only has 8116 transitions (discarded 600 similar events)
[2023-03-24 09:03:06] [INFO ] Invariant cache hit.
[2023-03-24 09:03:11] [INFO ] Implicit Places using invariants and state equation in 4605 ms returned []
Implicit Place search using SMT with State Equation took 9278 ms to find 0 implicit places.
[2023-03-24 09:03:11] [INFO ] Flow matrix only has 8116 transitions (discarded 600 similar events)
[2023-03-24 09:03:11] [INFO ] Invariant cache hit.
[2023-03-24 09:03:17] [INFO ] Dead Transitions using invariants and state equation in 5759 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5417/5418 places, 8716/8727 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16027 ms. Remains : 5417/5418 places, 8716/8727 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11 finished in 176835 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)&&F(G(p1)))))'
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((G(p1)||p0))))'
Found a Lengthening insensitive property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15
Stuttering acceptance computed with spot in 312 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 19204 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 19204/19204 places, 27973/27973 transitions.
Drop transitions removed 6598 transitions
Trivial Post-agglo rules discarded 6598 transitions
Performed 6598 trivial Post agglomeration. Transition count delta: 6598
Iterating post reduction 0 with 6598 rules applied. Total rules applied 6598 place count 19204 transition count 21375
Reduce places removed 6598 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 6600 rules applied. Total rules applied 13198 place count 12606 transition count 21373
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 13200 place count 12604 transition count 21373
Performed 550 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 550 Pre rules applied. Total rules applied 13200 place count 12604 transition count 20823
Deduced a syphon composed of 550 places in 18 ms
Reduce places removed 550 places and 0 transitions.
Iterating global reduction 3 with 1100 rules applied. Total rules applied 14300 place count 12054 transition count 20823
Discarding 6048 places :
Symmetric choice reduction at 3 with 6048 rule applications. Total rules 20348 place count 6006 transition count 14775
Iterating global reduction 3 with 6048 rules applied. Total rules applied 26396 place count 6006 transition count 14775
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 26396 place count 6006 transition count 14755
Deduced a syphon composed of 20 places in 10 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 26436 place count 5986 transition count 14755
Discarding 548 places :
Symmetric choice reduction at 3 with 548 rule applications. Total rules 26984 place count 5438 transition count 8727
Iterating global reduction 3 with 548 rules applied. Total rules applied 27532 place count 5438 transition count 8727
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 6 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 27582 place count 5413 transition count 8702
Applied a total of 27582 rules in 3955 ms. Remains 5413 /19204 variables (removed 13791) and now considering 8702/27973 (removed 19271) transitions.
[2023-03-24 09:03:22] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
// Phase 1: matrix 8102 rows 5413 cols
[2023-03-24 09:03:22] [INFO ] Computed 1249 place invariants in 232 ms
[2023-03-24 09:03:26] [INFO ] Implicit Places using invariants in 4712 ms returned []
[2023-03-24 09:03:26] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:03:26] [INFO ] Invariant cache hit.
[2023-03-24 09:03:31] [INFO ] Implicit Places using invariants and state equation in 4428 ms returned []
Implicit Place search using SMT with State Equation took 9148 ms to find 0 implicit places.
[2023-03-24 09:03:31] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:03:31] [INFO ] Invariant cache hit.
[2023-03-24 09:03:37] [INFO ] Dead Transitions using invariants and state equation in 5648 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 5413/19204 places, 8702/27973 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 18752 ms. Remains : 5413/19204 places, 8702/27973 transitions.
Running random walk in product with property : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GT s3360 s3145) (GT 2 s2999)), p0:(OR (LEQ 2 s2541) (LEQ s3360 s3145))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1246 reset in 1183 ms.
Product exploration explored 100000 steps with 1246 reset in 1224 ms.
Computed a total of 2814 stabilizing places and 3526 stable transitions
Computed a total of 2814 stabilizing places and 3526 stable transitions
Detected a total of 2814/5413 stabilizing places and 3526/8702 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 531 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 105 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 331 ms. (steps per millisecond=30 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 21634 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 21634 steps, saw 10319 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-24 09:03:43] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:03:43] [INFO ] Invariant cache hit.
[2023-03-24 09:03:44] [INFO ] After 738ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-24 09:03:45] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 09:03:45] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 363 ms returned sat
[2023-03-24 09:03:53] [INFO ] After 7716ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :3
[2023-03-24 09:03:53] [INFO ] State equation strengthened by 3122 read => feed constraints.
[2023-03-24 09:03:55] [INFO ] After 2377ms SMT Verify possible using 3122 Read/Feed constraints in natural domain returned unsat :1 sat :3
[2023-03-24 09:04:02] [INFO ] Deduced a trap composed of 626 places in 6200 ms of which 5 ms to minimize.
[2023-03-24 09:04:09] [INFO ] Deduced a trap composed of 1060 places in 6240 ms of which 5 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)
[2023-03-24 09:04:09] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 09:04:09] [INFO ] After 25534ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 5413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5413/5413 places, 8702/8702 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 5413 transition count 13845
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 5076 transition count 13845
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 1 with 50 rules applied. Total rules applied 724 place count 5076 transition count 13845
Applied a total of 724 rules in 2640 ms. Remains 5076 /5413 variables (removed 337) and now considering 13845/8702 (removed -5143) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2640 ms. Remains : 5076/5413 places, 13845/8702 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 767 ms. (steps per millisecond=13 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 18324 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18324 steps, saw 8644 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-24 09:04:16] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
// Phase 1: matrix 12960 rows 5076 cols
[2023-03-24 09:04:17] [INFO ] Computed 1249 place invariants in 357 ms
[2023-03-24 09:04:17] [INFO ] After 664ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 09:04:18] [INFO ] [Nat]Absence check using 49 positive place invariants in 80 ms returned sat
[2023-03-24 09:04:18] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 348 ms returned sat
[2023-03-24 09:04:28] [INFO ] After 9596ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 09:04:28] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 09:04:34] [INFO ] After 5286ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-24 09:04:42] [INFO ] Deduced a trap composed of 546 places in 7834 ms of which 6 ms to minimize.
[2023-03-24 09:04:42] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 8345 ms
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.refineResultsWithTraps(DeadlockTester.java:769)
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)
[2023-03-24 09:04:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 09:04:42] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:3
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 5076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 863 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 863 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 866 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
[2023-03-24 09:04:44] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 09:04:44] [INFO ] Invariant cache hit.
[2023-03-24 09:04:49] [INFO ] Implicit Places using invariants in 5217 ms returned []
Implicit Place search using SMT only with invariants took 5218 ms to find 0 implicit places.
[2023-03-24 09:04:49] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 09:04:49] [INFO ] Invariant cache hit.
[2023-03-24 09:04:58] [INFO ] Dead Transitions using invariants and state equation in 8541 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14628 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Graph (trivial) has 3577 edges and 5076 vertex of which 25 / 5076 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 51807 edges and 5052 vertex of which 5030 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.6 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4644 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 4402 transition count 11637
Ensure Unique test removed 1 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 39 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 679 rules applied. Total rules applied 1646 place count 4162 transition count 11198
Ensure Unique test removed 39 places
Reduce places removed 239 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 637 rules applied. Total rules applied 2283 place count 3923 transition count 10800
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2843 place count 3723 transition count 10440
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3363 place count 3525 transition count 10118
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3813 place count 3363 transition count 9830
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4227 place count 3203 transition count 9576
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4579 place count 3075 transition count 9352
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4899 place count 2949 transition count 9158
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2851 transition count 8990
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2755 transition count 8848
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2683 transition count 8728
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 2613 transition count 8630
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 2563 transition count 8550
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 2515 transition count 8488
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6083 place count 2483 transition count 8440
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6147 place count 2453 transition count 8406
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6189 place count 2435 transition count 8382
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6219 place count 2419 transition count 8368
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6235 place count 2411 transition count 8360
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6244 place count 2405 transition count 8357
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6248 place count 2402 transition count 8356
Performed 549 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 549 Pre rules applied. Total rules applied 6248 place count 2402 transition count 7807
Deduced a syphon composed of 549 places in 2 ms
Ensure Unique test removed 547 places
Reduce places removed 1096 places and 0 transitions.
Iterating global reduction 23 with 1645 rules applied. Total rules applied 7893 place count 1306 transition count 7807
Discarding 549 places :
Symmetric choice reduction at 23 with 549 rule applications. Total rules 8442 place count 757 transition count 7258
Iterating global reduction 23 with 549 rules applied. Total rules applied 8991 place count 757 transition count 7258
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8991 place count 757 transition count 7257
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8993 place count 756 transition count 7257
Discarding 515 places :
Symmetric choice reduction at 23 with 515 rule applications. Total rules 9508 place count 241 transition count 1592
Iterating global reduction 23 with 515 rules applied. Total rules applied 10023 place count 241 transition count 1592
Ensure Unique test removed 515 transitions
Reduce isomorphic transitions removed 515 transitions.
Iterating post reduction 23 with 515 rules applied. Total rules applied 10538 place count 241 transition count 1077
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 24 with 50 rules applied. Total rules applied 10588 place count 216 transition count 1052
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10610 place count 216 transition count 1030
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10632 place count 194 transition count 1030
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10654 place count 172 transition count 788
Iterating global reduction 25 with 22 rules applied. Total rules applied 10676 place count 172 transition count 788
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10698 place count 172 transition count 766
Applied a total of 10698 rules in 9450 ms. Remains 172 /5076 variables (removed 4904) and now considering 766/13845 (removed 13079) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 766 rows 172 cols
[2023-03-24 09:05:07] [INFO ] Computed 54 place invariants in 21 ms
[2023-03-24 09:05:07] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-24 09:05:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-24 09:05:07] [INFO ] [Nat]Absence check using 4 positive and 50 generalized place invariants in 9 ms returned sat
[2023-03-24 09:05:08] [INFO ] After 198ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-24 09:05:08] [INFO ] After 284ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-24 09:05:08] [INFO ] After 398ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (NOT (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 417 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 111 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 5413 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5413/5413 places, 8702/8702 transitions.
Applied a total of 0 rules in 514 ms. Remains 5413 /5413 variables (removed 0) and now considering 8702/8702 (removed 0) transitions.
[2023-03-24 09:05:09] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
// Phase 1: matrix 8102 rows 5413 cols
[2023-03-24 09:05:09] [INFO ] Computed 1249 place invariants in 238 ms
[2023-03-24 09:05:14] [INFO ] Implicit Places using invariants in 4845 ms returned []
[2023-03-24 09:05:14] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:05:14] [INFO ] Invariant cache hit.
[2023-03-24 09:05:18] [INFO ] Implicit Places using invariants and state equation in 4367 ms returned []
Implicit Place search using SMT with State Equation took 9213 ms to find 0 implicit places.
[2023-03-24 09:05:18] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:05:18] [INFO ] Invariant cache hit.
[2023-03-24 09:05:24] [INFO ] Dead Transitions using invariants and state equation in 5645 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15375 ms. Remains : 5413/5413 places, 8702/8702 transitions.
Computed a total of 2814 stabilizing places and 3526 stable transitions
Computed a total of 2814 stabilizing places and 3526 stable transitions
Detected a total of 2814/5413 stabilizing places and 3526/8702 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 188 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 124 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 22562 steps, run timeout after 3001 ms. (steps per millisecond=7 ) properties seen :{}
Probabilistic random walk after 22562 steps, saw 10742 distinct states, run finished after 3001 ms. (steps per millisecond=7 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 09:05:28] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:05:28] [INFO ] Invariant cache hit.
[2023-03-24 09:05:28] [INFO ] After 624ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 09:05:29] [INFO ] [Nat]Absence check using 49 positive place invariants in 86 ms returned sat
[2023-03-24 09:05:29] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 362 ms returned sat
[2023-03-24 09:05:36] [INFO ] After 6343ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-24 09:05:36] [INFO ] State equation strengthened by 3122 read => feed constraints.
[2023-03-24 09:05:39] [INFO ] After 2791ms SMT Verify possible using 3122 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-24 09:05:45] [INFO ] Deduced a trap composed of 515 places in 5837 ms of which 5 ms to minimize.
[2023-03-24 09:05:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 7019 ms
[2023-03-24 09:05:46] [INFO ] After 10600ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 600 ms.
[2023-03-24 09:05:47] [INFO ] After 18782ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4 out of 5413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5413/5413 places, 8702/8702 transitions.
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 0 with 337 rules applied. Total rules applied 337 place count 5413 transition count 13845
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 0 with 337 rules applied. Total rules applied 674 place count 5076 transition count 13845
Partial Free-agglomeration rule applied 50 times.
Drop transitions removed 50 transitions
Iterating global reduction 1 with 50 rules applied. Total rules applied 724 place count 5076 transition count 13845
Applied a total of 724 rules in 2506 ms. Remains 5076 /5413 variables (removed 337) and now considering 13845/8702 (removed -5143) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2506 ms. Remains : 5076/5413 places, 13845/8702 transitions.
Incomplete random walk after 10000 steps, including 147 resets, run finished after 673 ms. (steps per millisecond=14 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 18637 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18637 steps, saw 8788 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 09:05:53] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
// Phase 1: matrix 12960 rows 5076 cols
[2023-03-24 09:05:54] [INFO ] Computed 1249 place invariants in 360 ms
[2023-03-24 09:05:54] [INFO ] After 595ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 09:05:55] [INFO ] [Nat]Absence check using 49 positive place invariants in 79 ms returned sat
[2023-03-24 09:05:55] [INFO ] [Nat]Absence check using 49 positive and 1200 generalized place invariants in 371 ms returned sat
[2023-03-24 09:06:04] [INFO ] After 8949ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-24 09:06:05] [INFO ] State equation strengthened by 8602 read => feed constraints.
[2023-03-24 09:06:08] [INFO ] After 3782ms SMT Verify possible using 8602 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-24 09:06:16] [INFO ] Deduced a trap composed of 546 places in 7104 ms of which 5 ms to minimize.
[2023-03-24 09:06:25] [INFO ] Deduced a trap composed of 528 places in 7369 ms of which 5 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)
[2023-03-24 09:06:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 09:06:25] [INFO ] After 30503ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 5076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 988 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 988 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5076/5076 places, 13845/13845 transitions.
Applied a total of 0 rules in 970 ms. Remains 5076 /5076 variables (removed 0) and now considering 13845/13845 (removed 0) transitions.
[2023-03-24 09:06:27] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 09:06:27] [INFO ] Invariant cache hit.
[2023-03-24 09:06:32] [INFO ] Implicit Places using invariants in 5243 ms returned []
Implicit Place search using SMT only with invariants took 5243 ms to find 0 implicit places.
[2023-03-24 09:06:32] [INFO ] Flow matrix only has 12960 transitions (discarded 885 similar events)
[2023-03-24 09:06:32] [INFO ] Invariant cache hit.
[2023-03-24 09:06:40] [INFO ] Dead Transitions using invariants and state equation in 8337 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14553 ms. Remains : 5076/5076 places, 13845/13845 transitions.
Graph (trivial) has 3577 edges and 5076 vertex of which 25 / 5076 are part of one of the 1 SCC in 1 ms
Free SCC test removed 24 places
Drop transitions removed 643 transitions
Ensure Unique test removed 842 transitions
Reduce isomorphic transitions removed 1485 transitions.
Graph (complete) has 51807 edges and 5052 vertex of which 5030 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.5 ms
Discarding 22 places :
Also discarding 0 output transitions
Ensure Unique test removed 385 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t11620.t13897 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 243 rules applied. Total rules applied 245 place count 4644 transition count 12117
Ensure Unique test removed 1 places
Reduce places removed 242 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 241 transitions.
Drop transitions removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 1 with 722 rules applied. Total rules applied 967 place count 4402 transition count 11637
Ensure Unique test removed 1 places
Reduce places removed 240 places and 0 transitions.
Drop transitions removed 39 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 239 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 2 with 679 rules applied. Total rules applied 1646 place count 4162 transition count 11198
Ensure Unique test removed 39 places
Reduce places removed 239 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 198 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 637 rules applied. Total rules applied 2283 place count 3923 transition count 10800
Ensure Unique test removed 2 places
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 36 transitions
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 198 transitions.
Drop transitions removed 162 transitions
Trivial Post-agglo rules discarded 162 transitions
Performed 162 trivial Post agglomeration. Transition count delta: 162
Iterating post reduction 4 with 560 rules applied. Total rules applied 2843 place count 3723 transition count 10440
Ensure Unique test removed 36 places
Reduce places removed 198 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 162 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 5 with 520 rules applied. Total rules applied 3363 place count 3525 transition count 10118
Ensure Unique test removed 2 places
Reduce places removed 162 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 6 with 450 rules applied. Total rules applied 3813 place count 3363 transition count 9830
Ensure Unique test removed 32 places
Reduce places removed 160 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 7 with 414 rules applied. Total rules applied 4227 place count 3203 transition count 9576
Ensure Unique test removed 2 places
Reduce places removed 128 places and 0 transitions.
Drop transitions removed 28 transitions
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 126 transitions.
Drop transitions removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 8 with 352 rules applied. Total rules applied 4579 place count 3075 transition count 9352
Ensure Unique test removed 28 places
Reduce places removed 126 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 98 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 9 with 320 rules applied. Total rules applied 4899 place count 2949 transition count 9158
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Drop transitions removed 24 transitions
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 10 with 266 rules applied. Total rules applied 5165 place count 2851 transition count 8990
Ensure Unique test removed 24 places
Reduce places removed 96 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 72 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 11 with 238 rules applied. Total rules applied 5403 place count 2755 transition count 8848
Ensure Unique test removed 2 places
Reduce places removed 72 places and 0 transitions.
Drop transitions removed 20 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions removed 50 transitions
Trivial Post-agglo rules discarded 50 transitions
Performed 50 trivial Post agglomeration. Transition count delta: 50
Iterating post reduction 12 with 192 rules applied. Total rules applied 5595 place count 2683 transition count 8728
Ensure Unique test removed 20 places
Reduce places removed 70 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 50 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 13 with 168 rules applied. Total rules applied 5763 place count 2613 transition count 8630
Ensure Unique test removed 2 places
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 16 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 48 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 14 with 130 rules applied. Total rules applied 5893 place count 2563 transition count 8550
Ensure Unique test removed 16 places
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 15 with 110 rules applied. Total rules applied 6003 place count 2515 transition count 8488
Ensure Unique test removed 2 places
Reduce places removed 32 places and 0 transitions.
Drop transitions removed 12 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 16 with 80 rules applied. Total rules applied 6083 place count 2483 transition count 8440
Ensure Unique test removed 12 places
Reduce places removed 30 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 17 with 64 rules applied. Total rules applied 6147 place count 2453 transition count 8406
Ensure Unique test removed 2 places
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 18 with 42 rules applied. Total rules applied 6189 place count 2435 transition count 8382
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 19 with 30 rules applied. Total rules applied 6219 place count 2419 transition count 8368
Ensure Unique test removed 2 places
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 20 with 16 rules applied. Total rules applied 6235 place count 2411 transition count 8360
Ensure Unique test removed 4 places
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 21 with 9 rules applied. Total rules applied 6244 place count 2405 transition count 8357
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 4 rules applied. Total rules applied 6248 place count 2402 transition count 8356
Performed 549 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 549 Pre rules applied. Total rules applied 6248 place count 2402 transition count 7807
Deduced a syphon composed of 549 places in 2 ms
Ensure Unique test removed 547 places
Reduce places removed 1096 places and 0 transitions.
Iterating global reduction 23 with 1645 rules applied. Total rules applied 7893 place count 1306 transition count 7807
Discarding 549 places :
Symmetric choice reduction at 23 with 549 rule applications. Total rules 8442 place count 757 transition count 7258
Iterating global reduction 23 with 549 rules applied. Total rules applied 8991 place count 757 transition count 7258
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 23 with 1 Pre rules applied. Total rules applied 8991 place count 757 transition count 7257
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 23 with 2 rules applied. Total rules applied 8993 place count 756 transition count 7257
Discarding 515 places :
Symmetric choice reduction at 23 with 515 rule applications. Total rules 9508 place count 241 transition count 1592
Iterating global reduction 23 with 515 rules applied. Total rules applied 10023 place count 241 transition count 1592
Ensure Unique test removed 515 transitions
Reduce isomorphic transitions removed 515 transitions.
Iterating post reduction 23 with 515 rules applied. Total rules applied 10538 place count 241 transition count 1077
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 24 with 50 rules applied. Total rules applied 10588 place count 216 transition count 1052
Free-agglomeration rule (complex) applied 22 times.
Iterating global reduction 24 with 22 rules applied. Total rules applied 10610 place count 216 transition count 1030
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 24 with 22 rules applied. Total rules applied 10632 place count 194 transition count 1030
Discarding 22 places :
Symmetric choice reduction at 25 with 22 rule applications. Total rules 10654 place count 172 transition count 788
Iterating global reduction 25 with 22 rules applied. Total rules applied 10676 place count 172 transition count 788
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 25 with 22 rules applied. Total rules applied 10698 place count 172 transition count 766
Applied a total of 10698 rules in 9377 ms. Remains 172 /5076 variables (removed 4904) and now considering 766/13845 (removed 13079) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 766 rows 172 cols
[2023-03-24 09:06:50] [INFO ] Computed 54 place invariants in 19 ms
[2023-03-24 09:06:50] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-24 09:06:50] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-24 09:06:50] [INFO ] [Nat]Absence check using 4 positive and 50 generalized place invariants in 7 ms returned sat
[2023-03-24 09:06:50] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-24 09:06:50] [INFO ] After 217ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-24 09:06:50] [INFO ] After 297ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 245 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1245 reset in 1178 ms.
Product exploration explored 100000 steps with 1245 reset in 1212 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 5413 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5413/5413 places, 8702/8702 transitions.
Applied a total of 0 rules in 665 ms. Remains 5413 /5413 variables (removed 0) and now considering 8702/8702 (removed 0) transitions.
[2023-03-24 09:06:55] [INFO ] Redundant transitions in 750 ms returned []
[2023-03-24 09:06:55] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
// Phase 1: matrix 8102 rows 5413 cols
[2023-03-24 09:06:55] [INFO ] Computed 1249 place invariants in 239 ms
[2023-03-24 09:07:01] [INFO ] Dead Transitions using invariants and state equation in 5905 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7332 ms. Remains : 5413/5413 places, 8702/8702 transitions.
Support contains 4 out of 5413 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5413/5413 places, 8702/8702 transitions.
Applied a total of 0 rules in 503 ms. Remains 5413 /5413 variables (removed 0) and now considering 8702/8702 (removed 0) transitions.
[2023-03-24 09:07:01] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:07:01] [INFO ] Invariant cache hit.
[2023-03-24 09:07:06] [INFO ] Implicit Places using invariants in 4595 ms returned []
[2023-03-24 09:07:06] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:07:06] [INFO ] Invariant cache hit.
[2023-03-24 09:07:10] [INFO ] Implicit Places using invariants and state equation in 4158 ms returned []
Implicit Place search using SMT with State Equation took 8755 ms to find 0 implicit places.
[2023-03-24 09:07:10] [INFO ] Flow matrix only has 8102 transitions (discarded 600 similar events)
[2023-03-24 09:07:10] [INFO ] Invariant cache hit.
[2023-03-24 09:07:16] [INFO ] Dead Transitions using invariants and state equation in 5635 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14894 ms. Remains : 5413/5413 places, 8702/8702 transitions.
Treatment of property MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15 finished in 238989 ms.
[2023-03-24 09:07:17] [INFO ] Flatten gal took : 841 ms
[2023-03-24 09:07:17] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-24 09:07:17] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 19204 places, 27973 transitions and 102972 arcs took 102 ms.
Total runtime 1416365 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2531/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2531/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2531/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2531/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-09
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-13
Could not compute solution for formula : MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15

BK_STOP 1679649098225

--------------------
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 MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-09
ltl formula formula --ltl=/tmp/2531/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 19204 places, 27973 transitions and 102972 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2531/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2531/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2531/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 5.860 real 1.140 user 1.500 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2531/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-11
ltl formula formula --ltl=/tmp/2531/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 19204 places, 27973 transitions and 102972 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2531/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2531/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 5.580 real 1.260 user 1.270 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2531/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2531/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 8 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 MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-13
ltl formula formula --ltl=/tmp/2531/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 19204 places, 27973 transitions and 102972 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 3.110 real 1.040 user 1.040 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2531/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2531/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2531/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2531/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name MultiCrashLeafsetExtension-PT-S24C11-LTLCardinality-15
ltl formula formula --ltl=/tmp/2531/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 19204 places, 27973 transitions and 102972 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2531/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2531/ltl_3_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 5.800 real 1.110 user 1.440 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2531/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2531/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 4 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="MultiCrashLeafsetExtension-PT-S24C11"
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 MultiCrashLeafsetExtension-PT-S24C11, 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 r233-tall-167856419500875"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C11.tgz
mv MultiCrashLeafsetExtension-PT-S24C11 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 ;