About the Execution of LTSMin+red for RERS2020-PT-pb106
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 8914.611 | 2814989.00 | 3268524.00 | 5804.50 | FFFFFF?FFFT?FFF? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r329-tall-167889201800260.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS2020-PT-pb106, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201800260
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 71M
-rw-r--r-- 1 mcc users 7.8K Feb 26 08:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 26 08:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 08:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 08:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.1K Feb 26 08:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 26 08:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 08:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 08:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 70M Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-00
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-01
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-02
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-03
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-04
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-05
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-06
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-07
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-08
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-09
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-10
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-11
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-12
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-13
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-14
FORMULA_NAME RERS2020-PT-pb106-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679097426145
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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS2020-PT-pb106
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 23:57:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 23:57:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 23:57:09] [INFO ] Load time of PNML (sax parser for PT used): 1951 ms
[2023-03-17 23:57:09] [INFO ] Transformed 2041 places.
[2023-03-17 23:57:10] [INFO ] Transformed 125740 transitions.
[2023-03-17 23:57:10] [INFO ] Found NUPN structural information;
[2023-03-17 23:57:10] [INFO ] Parsed PT model containing 2041 places and 125740 transitions and 498326 arcs in 2584 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 5937 transitions
Reduce redundant transitions removed 5937 transitions.
FORMULA RERS2020-PT-pb106-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb106-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS2020-PT-pb106-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 out of 2041 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2041/2041 places, 119803/119803 transitions.
Ensure Unique test removed 11 places
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 2030 transition count 119803
Applied a total of 11 rules in 453 ms. Remains 2030 /2041 variables (removed 11) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 23:57:11] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 23:57:12] [INFO ] Computed 12 place invariants in 691 ms
[2023-03-17 23:57:18] [INFO ] Implicit Places using invariants in 6765 ms returned []
Implicit Place search using SMT only with invariants took 6793 ms to find 0 implicit places.
[2023-03-17 23:57:18] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 23:57:18] [INFO ] Invariant cache hit.
[2023-03-17 23:57:48] [INFO ] Performed 78461/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 23:58:05] [INFO ] Dead Transitions using invariants and state equation in 47008 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2030/2041 places, 119803/119803 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54269 ms. Remains : 2030/2041 places, 119803/119803 transitions.
Support contains 54 out of 2030 places after structural reductions.
[2023-03-17 23:58:09] [INFO ] Flatten gal took : 3733 ms
[2023-03-17 23:58:13] [INFO ] Flatten gal took : 3403 ms
[2023-03-17 23:58:19] [INFO ] Input system was already deterministic with 119803 transitions.
Support contains 52 out of 2030 places (down from 54) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1065 ms. (steps per millisecond=9 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 26) 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 26) 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 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 26) 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 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=7 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=24 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 26) seen :0
Interrupted probabilistic random walk after 4743 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4743 steps, saw 3235 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 26 properties.
[2023-03-17 23:58:25] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 23:58:25] [INFO ] Invariant cache hit.
[2023-03-17 23:58:26] [INFO ] [Real]Absence check using 12 positive place invariants in 20 ms returned sat
[2023-03-17 23:58:50] [INFO ] After 23141ms SMT Verify possible using state equation in real domain returned unsat :1 sat :1 real:23
[2023-03-17 23:58:50] [INFO ] State equation strengthened by 4560 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)
[2023-03-17 23:58:50] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 23:58:50] [INFO ] After 25637ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 26 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 49 out of 2030 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Drop transitions removed 2251 transitions
Reduce isomorphic transitions removed 2251 transitions.
Iterating post reduction 0 with 2251 rules applied. Total rules applied 2251 place count 2030 transition count 117552
Performed 58 Post agglomeration using F-continuation condition with reduction of 40 identical transitions.
Deduced a syphon composed of 58 places in 70 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 1 with 116 rules applied. Total rules applied 2367 place count 1972 transition count 117454
Drop transitions removed 2 transitions
Ensure Unique test removed 2466 transitions
Reduce isomorphic transitions removed 2468 transitions.
Iterating post reduction 1 with 2468 rules applied. Total rules applied 4835 place count 1972 transition count 114986
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 73 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 4845 place count 1967 transition count 114981
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 4847 place count 1967 transition count 114979
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 70 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 4875 place count 1953 transition count 114990
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 3 with 16 rules applied. Total rules applied 4891 place count 1953 transition count 114974
Free-agglomeration rule applied 65 times with reduction of 7 identical transitions.
Iterating global reduction 4 with 65 rules applied. Total rules applied 4956 place count 1953 transition count 114902
Reduce places removed 65 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 317 transitions
Reduce isomorphic transitions removed 355 transitions.
Iterating post reduction 4 with 420 rules applied. Total rules applied 5376 place count 1888 transition count 114547
Free-agglomeration rule applied 6 times.
Iterating global reduction 5 with 6 rules applied. Total rules applied 5382 place count 1888 transition count 114541
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 58 transitions.
Iterating post reduction 5 with 64 rules applied. Total rules applied 5446 place count 1882 transition count 114483
Free-agglomeration rule applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 5449 place count 1882 transition count 114480
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 5454 place count 1879 transition count 114478
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 5455 place count 1879 transition count 114477
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 5456 place count 1878 transition count 114477
Free-agglomeration rule (complex) applied 216 times with reduction of 14424 identical transitions.
Iterating global reduction 8 with 216 rules applied. Total rules applied 5672 place count 1878 transition count 165336
Reduce places removed 216 places and 0 transitions.
Drop transitions removed 136 transitions
Ensure Unique test removed 12161 transitions
Reduce isomorphic transitions removed 12297 transitions.
Iterating post reduction 8 with 12513 rules applied. Total rules applied 18185 place count 1662 transition count 153039
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 18186 place count 1661 transition count 153038
Applied a total of 18186 rules in 11088 ms. Remains 1661 /2030 variables (removed 369) and now considering 153038/119803 (removed -33235) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11094 ms. Remains : 1661/2030 places, 153038/119803 transitions.
Incomplete random walk after 10000 steps, including 6 resets, run finished after 1435 ms. (steps per millisecond=6 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 25) seen :0
Interrupted probabilistic random walk after 7211 steps, run timeout after 6001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 7211 steps, saw 1727 distinct states, run finished after 6002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 25 properties.
[2023-03-17 23:59:10] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
// Phase 1: matrix 129342 rows 1661 cols
[2023-03-17 23:59:11] [INFO ] Computed 12 place invariants in 1240 ms
[2023-03-17 23:59:12] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-17 23:59:13] [INFO ] After 1538ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-17 23:59:14] [INFO ] [Nat]Absence check using 12 positive place invariants in 18 ms returned sat
[2023-03-17 23:59:38] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Fused 25 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 49 out of 1661 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1661/1661 places, 153038/153038 transitions.
Applied a total of 0 rules in 725 ms. Remains 1661 /1661 variables (removed 0) and now considering 153038/153038 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 725 ms. Remains : 1661/1661 places, 153038/153038 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1661/1661 places, 153038/153038 transitions.
Applied a total of 0 rules in 728 ms. Remains 1661 /1661 variables (removed 0) and now considering 153038/153038 (removed 0) transitions.
[2023-03-17 23:59:39] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
[2023-03-17 23:59:39] [INFO ] Invariant cache hit.
[2023-03-17 23:59:46] [INFO ] Implicit Places using invariants in 6758 ms returned []
Implicit Place search using SMT only with invariants took 6761 ms to find 0 implicit places.
[2023-03-17 23:59:46] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
[2023-03-17 23:59:46] [INFO ] Invariant cache hit.
[2023-03-18 00:00:16] [INFO ] Performed 85668/153038 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:00:39] [INFO ] Dead Transitions using invariants and state equation in 53141 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60662 ms. Remains : 1661/1661 places, 153038/153038 transitions.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 661 stabilizing places and 64843 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(p1)))'
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 192 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:00:40] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:00:41] [INFO ] Computed 12 place invariants in 739 ms
[2023-03-18 00:00:47] [INFO ] Implicit Places using invariants in 7145 ms returned []
Implicit Place search using SMT only with invariants took 7157 ms to find 0 implicit places.
[2023-03-18 00:00:47] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:00:47] [INFO ] Invariant cache hit.
[2023-03-18 00:01:18] [INFO ] Performed 76822/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:01:36] [INFO ] Dead Transitions using invariants and state equation in 48635 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55987 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s841 0) (EQ s1491 0)), p1:(AND (EQ s138 1) (EQ s890 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 20 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-00 finished in 56558 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 178 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:01:37] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:01:37] [INFO ] Invariant cache hit.
[2023-03-18 00:01:44] [INFO ] Implicit Places using invariants in 6730 ms returned []
Implicit Place search using SMT only with invariants took 6732 ms to find 0 implicit places.
[2023-03-18 00:01:44] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:01:44] [INFO ] Invariant cache hit.
[2023-03-18 00:02:14] [INFO ] Performed 77927/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:02:32] [INFO ] Dead Transitions using invariants and state equation in 48060 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54977 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s506 1) (EQ s1701 1))], 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 127 steps with 0 reset in 20 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-01 finished in 55306 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)) U p1)&&F(p2)))'
Support contains 6 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 69 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 69 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 69 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2544 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:02:35] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:02:35] [INFO ] Computed 12 place invariants in 503 ms
[2023-03-18 00:02:42] [INFO ] Implicit Places using invariants in 7162 ms returned []
Implicit Place search using SMT only with invariants took 7163 ms to find 0 implicit places.
[2023-03-18 00:02:42] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:02:42] [INFO ] Invariant cache hit.
[2023-03-18 00:03:12] [INFO ] Performed 79196/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:03:27] [INFO ] Dead Transitions using invariants and state equation in 44937 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54650 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p2) (NOT p1)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s1340 1) (EQ s1454 1)), p2:(AND (EQ s251 1) (EQ s1007 1)), p0:(AND (EQ s93 1) (EQ s1174 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 104 steps with 0 reset in 18 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-02 finished in 55063 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))'
Support contains 2 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 69 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 69 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 69 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2407 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:03:29] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:03:29] [INFO ] Invariant cache hit.
[2023-03-18 00:03:36] [INFO ] Implicit Places using invariants in 6659 ms returned []
Implicit Place search using SMT only with invariants took 6661 ms to find 0 implicit places.
[2023-03-18 00:03:36] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:03:36] [INFO ] Invariant cache hit.
[2023-03-18 00:04:06] [INFO ] Performed 80666/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:04:20] [INFO ] Dead Transitions using invariants and state equation in 44296 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53376 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s709 1) (EQ s1331 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 183 steps with 0 reset in 19 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-03 finished in 53637 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 53 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 53 places in 67 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 0 with 106 rules applied. Total rules applied 106 place count 1976 transition count 119721
Ensure Unique test removed 2683 transitions
Reduce isomorphic transitions removed 2683 transitions.
Iterating post reduction 0 with 2683 rules applied. Total rules applied 2789 place count 1976 transition count 117038
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 66 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2795 place count 1973 transition count 117035
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 67 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 2823 place count 1959 transition count 117049
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 2839 place count 1959 transition count 117033
Applied a total of 2839 rules in 2306 ms. Remains 1959 /2030 variables (removed 71) and now considering 117033/119803 (removed 2770) transitions.
[2023-03-18 00:04:23] [INFO ] Flow matrix only has 92306 transitions (discarded 24727 similar events)
// Phase 1: matrix 92306 rows 1959 cols
[2023-03-18 00:04:23] [INFO ] Computed 12 place invariants in 467 ms
[2023-03-18 00:04:30] [INFO ] Implicit Places using invariants in 7054 ms returned []
Implicit Place search using SMT only with invariants took 7055 ms to find 0 implicit places.
[2023-03-18 00:04:30] [INFO ] Flow matrix only has 92306 transitions (discarded 24727 similar events)
[2023-03-18 00:04:30] [INFO ] Invariant cache hit.
[2023-03-18 00:05:00] [INFO ] Performed 76766/117033 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:05:17] [INFO ] Dead Transitions using invariants and state equation in 47067 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1959/2030 places, 117033/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 56436 ms. Remains : 1959/2030 places, 117033/119803 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s23 1) (EQ s244 1))], 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 109 steps with 0 reset in 20 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-04 finished in 56770 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(p1)&&p0))))'
Support contains 2 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 229 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:05:18] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:05:18] [INFO ] Computed 12 place invariants in 475 ms
[2023-03-18 00:05:25] [INFO ] Implicit Places using invariants in 7367 ms returned []
Implicit Place search using SMT only with invariants took 7369 ms to find 0 implicit places.
[2023-03-18 00:05:25] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:05:25] [INFO ] Invariant cache hit.
[2023-03-18 00:05:55] [INFO ] Performed 77231/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:06:12] [INFO ] Dead Transitions using invariants and state equation in 47359 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54968 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s696 1) (EQ s724 1)), p1:(AND (EQ s696 1) (EQ s724 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 109 steps with 0 reset in 13 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-05 finished in 55324 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F(p1)))))'
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 69 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 69 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 69 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2431 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:06:15] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:06:16] [INFO ] Computed 12 place invariants in 548 ms
[2023-03-18 00:06:20] [INFO ] Implicit Places using invariants in 4667 ms returned []
Implicit Place search using SMT only with invariants took 4668 ms to find 0 implicit places.
[2023-03-18 00:06:20] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:06:20] [INFO ] Invariant cache hit.
[2023-03-18 00:06:50] [INFO ] Performed 81165/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:07:04] [INFO ] Dead Transitions using invariants and state equation in 44365 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 51467 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s1493 0) (EQ s1520 0)), p1:(AND (EQ s120 1) (EQ s1688 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 6 reset in 5225 ms.
Product exploration explored 100000 steps with 6 reset in 5106 ms.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 214 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 25 resets, run finished after 861 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 4868 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4868 steps, saw 3274 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:07:20] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:07:20] [INFO ] Invariant cache hit.
[2023-03-18 00:07:21] [INFO ] After 335ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 00:07:21] [INFO ] [Nat]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-18 00:07:46] [INFO ] After 24767ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 00:07:46] [INFO ] State equation strengthened by 4538 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)
[2023-03-18 00:07:46] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:07:46] [INFO ] After 25690ms 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 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 71 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 70 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 71 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 226 times with reduction of 18356 identical transitions.
Iterating global reduction 7 with 226 rules applied. Total rules applied 3093 place count 1872 transition count 173221
Reduce places removed 226 places and 0 transitions.
Drop transitions removed 143 transitions
Ensure Unique test removed 17088 transitions
Reduce isomorphic transitions removed 17231 transitions.
Iterating post reduction 7 with 17457 rules applied. Total rules applied 20550 place count 1646 transition count 155990
Applied a total of 20550 rules in 9287 ms. Remains 1646 /1958 variables (removed 312) and now considering 155990/116762 (removed -39228) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9295 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 10 resets, run finished after 1044 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3099 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3099 steps, saw 1116 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:08:00] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-18 00:08:02] [INFO ] Computed 12 place invariants in 1511 ms
[2023-03-18 00:08:02] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 00:08:02] [INFO ] [Nat]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-18 00:08:27] [INFO ] After 24712ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 00:08:28] [INFO ] State equation strengthened by 6089 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)
[2023-03-18 00:08:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:08:28] [INFO ] After 25515ms 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 1646 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 709 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 709 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 708 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-18 00:08:29] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:08:29] [INFO ] Invariant cache hit.
[2023-03-18 00:08:36] [INFO ] Implicit Places using invariants in 7317 ms returned []
Implicit Place search using SMT only with invariants took 7331 ms to find 0 implicit places.
[2023-03-18 00:08:36] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:08:36] [INFO ] Invariant cache hit.
[2023-03-18 00:09:07] [INFO ] Performed 79661/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:09:34] [INFO ] Dead Transitions using invariants and state equation in 57432 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65499 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 232 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 533 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:09:35] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:09:35] [INFO ] Computed 12 place invariants in 511 ms
[2023-03-18 00:09:42] [INFO ] Implicit Places using invariants in 7012 ms returned []
Implicit Place search using SMT only with invariants took 7026 ms to find 0 implicit places.
[2023-03-18 00:09:42] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:09:42] [INFO ] Invariant cache hit.
[2023-03-18 00:10:12] [INFO ] Performed 79185/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:10:27] [INFO ] Dead Transitions using invariants and state equation in 45139 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52702 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 193 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 982 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 150 ms. (steps per millisecond=66 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5208 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5208 steps, saw 3456 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:10:33] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:10:33] [INFO ] Invariant cache hit.
[2023-03-18 00:10:33] [INFO ] After 344ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 00:10:34] [INFO ] [Nat]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-18 00:10:59] [INFO ] After 24970ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 00:10:59] [INFO ] State equation strengthened by 4538 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)
[2023-03-18 00:10:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:10:59] [INFO ] After 25835ms 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 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 74 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 74 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 75 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 226 times with reduction of 18356 identical transitions.
Iterating global reduction 7 with 226 rules applied. Total rules applied 3093 place count 1872 transition count 173221
Reduce places removed 226 places and 0 transitions.
Drop transitions removed 143 transitions
Ensure Unique test removed 17088 transitions
Reduce isomorphic transitions removed 17231 transitions.
Iterating post reduction 7 with 17457 rules applied. Total rules applied 20550 place count 1646 transition count 155990
Applied a total of 20550 rules in 10241 ms. Remains 1646 /1958 variables (removed 312) and now considering 155990/116762 (removed -39228) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10248 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1043 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3591 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3591 steps, saw 1193 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:11:14] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-18 00:11:15] [INFO ] Computed 12 place invariants in 1049 ms
[2023-03-18 00:11:15] [INFO ] After 315ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 00:11:16] [INFO ] [Nat]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-18 00:11:40] [INFO ] After 24719ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 00:11:41] [INFO ] State equation strengthened by 6089 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)
[2023-03-18 00:11:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:11:41] [INFO ] After 25597ms 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 1646 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 790 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 790 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 800 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-18 00:11:43] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:11:43] [INFO ] Invariant cache hit.
[2023-03-18 00:11:50] [INFO ] Implicit Places using invariants in 7576 ms returned []
Implicit Place search using SMT only with invariants took 7584 ms to find 0 implicit places.
[2023-03-18 00:11:50] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:11:50] [INFO ] Invariant cache hit.
[2023-03-18 00:12:21] [INFO ] Performed 82991/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:12:46] [INFO ] Dead Transitions using invariants and state equation in 55963 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64369 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 231 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 5 reset in 177 ms.
Product exploration explored 100000 steps with 1 reset in 6947 ms.
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 531 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:12:55] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:12:55] [INFO ] Computed 12 place invariants in 677 ms
[2023-03-18 00:13:00] [INFO ] Implicit Places using invariants in 5135 ms returned []
Implicit Place search using SMT only with invariants took 5138 ms to find 0 implicit places.
[2023-03-18 00:13:00] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:13:00] [INFO ] Invariant cache hit.
[2023-03-18 00:13:30] [INFO ] Performed 75873/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:13:48] [INFO ] Dead Transitions using invariants and state equation in 47847 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53520 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-06 finished in 460002 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 53 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 53 places in 86 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 0 with 106 rules applied. Total rules applied 106 place count 1976 transition count 119725
Ensure Unique test removed 2750 transitions
Reduce isomorphic transitions removed 2750 transitions.
Iterating post reduction 0 with 2750 rules applied. Total rules applied 2856 place count 1976 transition count 116975
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 94 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 2862 place count 1973 transition count 116972
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 77 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 2890 place count 1959 transition count 116986
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 2906 place count 1959 transition count 116970
Applied a total of 2906 rules in 3191 ms. Remains 1959 /2030 variables (removed 71) and now considering 116970/119803 (removed 2833) transitions.
[2023-03-18 00:13:56] [INFO ] Flow matrix only has 92266 transitions (discarded 24704 similar events)
// Phase 1: matrix 92266 rows 1959 cols
[2023-03-18 00:13:56] [INFO ] Computed 12 place invariants in 525 ms
[2023-03-18 00:14:03] [INFO ] Implicit Places using invariants in 6924 ms returned []
Implicit Place search using SMT only with invariants took 6928 ms to find 0 implicit places.
[2023-03-18 00:14:03] [INFO ] Flow matrix only has 92266 transitions (discarded 24704 similar events)
[2023-03-18 00:14:03] [INFO ] Invariant cache hit.
[2023-03-18 00:14:33] [INFO ] Performed 80803/116970 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:14:47] [INFO ] Dead Transitions using invariants and state equation in 43890 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1959/2030 places, 116970/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54025 ms. Remains : 1959/2030 places, 116970/119803 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-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:(AND (EQ s1524 1) (EQ s1590 1))], 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 165 steps with 0 reset in 20 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-07 finished in 54389 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||G(p1))))'
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 128 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 103 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 79 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2899 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:14:50] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:14:51] [INFO ] Computed 12 place invariants in 482 ms
[2023-03-18 00:14:57] [INFO ] Implicit Places using invariants in 6930 ms returned []
Implicit Place search using SMT only with invariants took 6935 ms to find 0 implicit places.
[2023-03-18 00:14:57] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:14:57] [INFO ] Invariant cache hit.
[2023-03-18 00:15:27] [INFO ] Performed 77074/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:15:43] [INFO ] Dead Transitions using invariants and state equation in 46005 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55847 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (EQ s1232 1) (EQ s1649 1)), p0:(AND (EQ s229 1) (EQ s714 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 119 steps with 0 reset in 19 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-08 finished in 56141 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||((G(!p2) U !p3)&&p1))))'
Support contains 8 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 201 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:15:44] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:15:44] [INFO ] Computed 12 place invariants in 515 ms
[2023-03-18 00:15:50] [INFO ] Implicit Places using invariants in 6900 ms returned []
Implicit Place search using SMT only with invariants took 6901 ms to find 0 implicit places.
[2023-03-18 00:15:50] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:15:50] [INFO ] Invariant cache hit.
[2023-03-18 00:16:21] [INFO ] Performed 75514/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:16:40] [INFO ] Dead Transitions using invariants and state equation in 49155 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56260 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 340 ms :[true, (OR p3 p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3)), (NOT p0), p2, (OR (AND (NOT p0) p3) (AND (NOT p0) p2)), (AND (NOT p0) p2)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p2, acceptance={0} source=1 dest: 0}, { cond=(AND p3 (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=1 dest: 5}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p3 p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1 p3 (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(OR (AND p0 (NOT p1)) (AND p0 p3 p2)), acceptance={} source=3 dest: 4}, { cond=(AND p0 p1 p3 (NOT p2)), acceptance={} source=3 dest: 6}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=p2, acceptance={} source=5 dest: 0}, { cond=(NOT p2), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p0) p2), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p0) p3 (NOT p2)), acceptance={} source=6 dest: 1}, { cond=(AND p0 p2), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p0) (NOT p3) (NOT p2)), acceptance={} source=6 dest: 5}, { cond=(AND p0 p3 (NOT p2)), acceptance={} source=6 dest: 6}, { cond=(AND p0 (NOT p3) (NOT p2)), acceptance={} source=6 dest: 7}], [{ cond=(AND (NOT p0) p2), acceptance={} source=7 dest: 0}, { cond=(AND p0 p2), acceptance={} source=7 dest: 4}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 5}, { cond=(AND p0 (NOT p2)), acceptance={} source=7 dest: 7}]], initial=2, aps=[p2:(AND (EQ s1502 1) (EQ s1900 1)), p3:(OR (AND (EQ s841 1) (EQ s1766 1)) (AND (EQ s940 1) (EQ s1068 1))), p0:(AND (EQ s767 1) (EQ s1626 1)), p1:(AND (EQ ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 4 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-09 finished in 56813 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 U (G(!p0)||(G(F(!p0))&&p1)))))'
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 67 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 74 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 69 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2666 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:16:43] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:16:43] [INFO ] Computed 12 place invariants in 520 ms
[2023-03-18 00:16:50] [INFO ] Implicit Places using invariants in 7214 ms returned []
Implicit Place search using SMT only with invariants took 7216 ms to find 0 implicit places.
[2023-03-18 00:16:50] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:16:50] [INFO ] Invariant cache hit.
[2023-03-18 00:17:20] [INFO ] Performed 76126/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:17:38] [INFO ] Dead Transitions using invariants and state equation in 47549 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 57436 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 123 ms :[p0, p0, p0]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=(AND p1 p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (NOT (OR (AND (EQ s105 1) (EQ s755 1)) (AND (EQ s1174 1) (EQ s1401 1)))) (NOT (AND (EQ s1174 1) (EQ s1401 1)))), p0:(AND (EQ s1174 1) (EQ s1401 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 5610 ms.
Product exploration explored 100000 steps with 0 reset in 5540 ms.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X p1), (X (X (NOT (AND p1 p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 443 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[p0, p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 656 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4955 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4955 steps, saw 3328 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-18 00:17:55] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:17:55] [INFO ] Invariant cache hit.
[2023-03-18 00:17:55] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-18 00:18:20] [INFO ] After 24866ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-18 00:18:20] [INFO ] State equation strengthened by 4538 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)
[2023-03-18 00:18:20] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:18:20] [INFO ] After 25652ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 70 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 72 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 72 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 226 times with reduction of 18356 identical transitions.
Iterating global reduction 7 with 226 rules applied. Total rules applied 3093 place count 1872 transition count 173221
Reduce places removed 226 places and 0 transitions.
Drop transitions removed 143 transitions
Ensure Unique test removed 17088 transitions
Reduce isomorphic transitions removed 17231 transitions.
Iterating post reduction 7 with 17457 rules applied. Total rules applied 20550 place count 1646 transition count 155990
Applied a total of 20550 rules in 9376 ms. Remains 1646 /1958 variables (removed 312) and now considering 155990/116762 (removed -39228) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9381 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 913 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3077 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3077 steps, saw 1110 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-18 00:18:34] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-18 00:18:35] [INFO ] Computed 12 place invariants in 1183 ms
[2023-03-18 00:18:35] [INFO ] [Real]Absence check using 12 positive place invariants in 15 ms returned sat
[2023-03-18 00:19:00] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1646 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 780 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 780 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 758 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-18 00:19:02] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:19:02] [INFO ] Invariant cache hit.
[2023-03-18 00:19:09] [INFO ] Implicit Places using invariants in 7143 ms returned []
Implicit Place search using SMT only with invariants took 7144 ms to find 0 implicit places.
[2023-03-18 00:19:09] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:19:09] [INFO ] Invariant cache hit.
[2023-03-18 00:19:39] [INFO ] Performed 83247/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:20:04] [INFO ] Dead Transitions using invariants and state equation in 55186 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63112 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X p1), (X (X (NOT (AND p1 p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 514 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[p0, p0]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Support contains 2 out of 1958 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 532 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:20:05] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:20:06] [INFO ] Computed 12 place invariants in 521 ms
[2023-03-18 00:20:13] [INFO ] Implicit Places using invariants in 7228 ms returned []
Implicit Place search using SMT only with invariants took 7230 ms to find 0 implicit places.
[2023-03-18 00:20:13] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:20:13] [INFO ] Invariant cache hit.
[2023-03-18 00:20:43] [INFO ] Performed 76048/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:20:59] [INFO ] Dead Transitions using invariants and state equation in 46413 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54180 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[p0, p0]
Incomplete random walk after 10000 steps, including 6 resets, run finished after 634 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 5969 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5969 steps, saw 3951 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-18 00:21:04] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:21:04] [INFO ] Invariant cache hit.
[2023-03-18 00:21:05] [INFO ] [Real]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-18 00:21:29] [INFO ] After 24735ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-18 00:21:30] [INFO ] State equation strengthened by 4538 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 00:21:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:21:30] [INFO ] After 25468ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 62 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 128 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 64 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 226 times with reduction of 18356 identical transitions.
Iterating global reduction 7 with 226 rules applied. Total rules applied 3093 place count 1872 transition count 173221
Reduce places removed 226 places and 0 transitions.
Drop transitions removed 143 transitions
Ensure Unique test removed 17088 transitions
Reduce isomorphic transitions removed 17231 transitions.
Iterating post reduction 7 with 17457 rules applied. Total rules applied 20550 place count 1646 transition count 155990
Applied a total of 20550 rules in 9916 ms. Remains 1646 /1958 variables (removed 312) and now considering 155990/116762 (removed -39228) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9922 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 989 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 184 ms. (steps per millisecond=54 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2758 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2758 steps, saw 1054 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-18 00:21:44] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-18 00:21:46] [INFO ] Computed 12 place invariants in 1609 ms
[2023-03-18 00:21:46] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-18 00:22:11] [INFO ] After 24709ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-18 00:22:11] [INFO ] State equation strengthened by 6089 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 00:22:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:22:11] [INFO ] After 25552ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 1646 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 805 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 805 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1646/1646 places, 155990/155990 transitions.
Applied a total of 0 rules in 792 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-18 00:22:13] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:22:13] [INFO ] Invariant cache hit.
[2023-03-18 00:22:21] [INFO ] Implicit Places using invariants in 7456 ms returned []
Implicit Place search using SMT only with invariants took 7460 ms to find 0 implicit places.
[2023-03-18 00:22:21] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-18 00:22:21] [INFO ] Invariant cache hit.
[2023-03-18 00:22:51] [INFO ] Performed 80405/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:23:16] [INFO ] Dead Transitions using invariants and state equation in 55466 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63742 ms. Remains : 1646/1646 places, 155990/155990 transitions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Stuttering acceptance computed with spot in 82 ms :[p0, p0]
Stuttering acceptance computed with spot in 67 ms :[p0, p0]
Product exploration explored 100000 steps with 2 reset in 5568 ms.
Product exploration explored 100000 steps with 3 reset in 112 ms.
Support contains 2 out of 1958 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 567 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:23:23] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:23:23] [INFO ] Computed 12 place invariants in 581 ms
[2023-03-18 00:23:30] [INFO ] Implicit Places using invariants in 7524 ms returned []
Implicit Place search using SMT only with invariants took 7526 ms to find 0 implicit places.
[2023-03-18 00:23:30] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:23:30] [INFO ] Invariant cache hit.
[2023-03-18 00:24:01] [INFO ] Performed 76687/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:24:17] [INFO ] Dead Transitions using invariants and state equation in 46754 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54851 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-11 finished in 462269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(p1)))'
Support contains 7 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 330 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:24:23] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:24:23] [INFO ] Computed 12 place invariants in 544 ms
[2023-03-18 00:24:30] [INFO ] Implicit Places using invariants in 7155 ms returned []
Implicit Place search using SMT only with invariants took 7157 ms to find 0 implicit places.
[2023-03-18 00:24:30] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:24:30] [INFO ] Invariant cache hit.
[2023-03-18 00:25:00] [INFO ] Performed 77607/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:25:18] [INFO ] Dead Transitions using invariants and state equation in 48240 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55735 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 204 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(AND (EQ s46 1) (EQ s1931 1)), p0:(OR (EQ s845 1) (AND (EQ s215 1) (EQ s992 1)) (AND (EQ s844 1) (EQ s1586 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-13 finished in 56150 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(p1)))))'
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 190 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:25:19] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:25:19] [INFO ] Invariant cache hit.
[2023-03-18 00:25:25] [INFO ] Implicit Places using invariants in 6554 ms returned []
Implicit Place search using SMT only with invariants took 6555 ms to find 0 implicit places.
[2023-03-18 00:25:25] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:25:25] [INFO ] Invariant cache hit.
[2023-03-18 00:25:56] [INFO ] Performed 74840/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:26:14] [INFO ] Dead Transitions using invariants and state equation in 49215 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55971 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 158 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(AND (EQ s538 1) (EQ s1309 1)), p0:(AND (OR (NEQ s538 1) (NEQ s1309 1)) (OR (NEQ s327 1) (NEQ s424 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 6313 ms.
Product exploration explored 100000 steps with 2 reset in 6080 ms.
Computed a total of 661 stabilizing places and 64843 stable transitions
Computed a total of 661 stabilizing places and 64843 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 264 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 120 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 906 ms. (steps per millisecond=11 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 150 ms. (steps per millisecond=66 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 5331 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5331 steps, saw 3643 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-18 00:26:33] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:26:33] [INFO ] Invariant cache hit.
[2023-03-18 00:26:34] [INFO ] [Real]Absence check using 12 positive place invariants in 23 ms returned sat
[2023-03-18 00:26:58] [INFO ] After 24552ms SMT Verify possible using state equation in real domain returned unsat :1 sat :2 real:1
[2023-03-18 00:26:59] [INFO ] State equation strengthened by 4560 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)
[2023-03-18 00:26:59] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:26:59] [INFO ] After 25469ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Drop transitions removed 2251 transitions
Reduce isomorphic transitions removed 2251 transitions.
Iterating post reduction 0 with 2251 rules applied. Total rules applied 2251 place count 2030 transition count 117552
Performed 61 Post agglomeration using F-continuation condition with reduction of 44 identical transitions.
Deduced a syphon composed of 61 places in 72 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 1 with 122 rules applied. Total rules applied 2373 place count 1969 transition count 117447
Drop transitions removed 2 transitions
Ensure Unique test removed 2939 transitions
Reduce isomorphic transitions removed 2941 transitions.
Iterating post reduction 1 with 2941 rules applied. Total rules applied 5314 place count 1969 transition count 114506
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 73 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 5324 place count 1964 transition count 114501
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 5326 place count 1964 transition count 114499
Performed 15 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 15 places in 74 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 5356 place count 1949 transition count 114513
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 5373 place count 1949 transition count 114496
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 5439 place count 1949 transition count 114421
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 4 with 444 rules applied. Total rules applied 5883 place count 1883 transition count 114043
Free-agglomeration rule applied 6 times.
Iterating global reduction 5 with 6 rules applied. Total rules applied 5889 place count 1883 transition count 114037
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 5 with 63 rules applied. Total rules applied 5952 place count 1877 transition count 113980
Free-agglomeration rule applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 5955 place count 1877 transition count 113977
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 5960 place count 1874 transition count 113975
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 5961 place count 1874 transition count 113974
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 5962 place count 1873 transition count 113974
Free-agglomeration rule (complex) applied 224 times with reduction of 18158 identical transitions.
Iterating global reduction 8 with 224 rules applied. Total rules applied 6186 place count 1873 transition count 172573
Reduce places removed 224 places and 0 transitions.
Drop transitions removed 141 transitions
Ensure Unique test removed 16927 transitions
Reduce isomorphic transitions removed 17068 transitions.
Iterating post reduction 8 with 17292 rules applied. Total rules applied 23478 place count 1649 transition count 155505
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 23479 place count 1648 transition count 155504
Applied a total of 23479 rules in 11484 ms. Remains 1648 /2030 variables (removed 382) and now considering 155504/119803 (removed -35701) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11487 ms. Remains : 1648/2030 places, 155504/119803 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 973 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 4251 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4251 steps, saw 1311 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-18 00:27:15] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-18 00:27:16] [INFO ] Computed 12 place invariants in 1171 ms
[2023-03-18 00:27:16] [INFO ] [Real]Absence check using 12 positive place invariants in 14 ms returned sat
[2023-03-18 00:27:41] [INFO ] After 24635ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-18 00:27:42] [INFO ] State equation strengthened by 6066 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)
[2023-03-18 00:27:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:27:42] [INFO ] After 25528ms 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 4 out of 1648 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 745 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 745 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 754 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-18 00:27:43] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:27:43] [INFO ] Invariant cache hit.
[2023-03-18 00:27:50] [INFO ] Implicit Places using invariants in 7133 ms returned []
Implicit Place search using SMT only with invariants took 7152 ms to find 0 implicit places.
[2023-03-18 00:27:50] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:27:50] [INFO ] Invariant cache hit.
[2023-03-18 00:28:20] [INFO ] Performed 84599/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:28:44] [INFO ] Dead Transitions using invariants and state equation in 53391 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61325 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (G (NOT (AND p1 p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 282 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 113 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 200 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:28:44] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:28:45] [INFO ] Computed 12 place invariants in 495 ms
[2023-03-18 00:28:51] [INFO ] Implicit Places using invariants in 6812 ms returned []
Implicit Place search using SMT only with invariants took 6822 ms to find 0 implicit places.
[2023-03-18 00:28:51] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:28:51] [INFO ] Invariant cache hit.
[2023-03-18 00:29:22] [INFO ] Performed 75388/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:29:40] [INFO ] Dead Transitions using invariants and state equation in 48660 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55695 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Computed a total of 661 stabilizing places and 64843 stable transitions
Computed a total of 661 stabilizing places and 64843 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 151 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 144 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 701 ms. (steps per millisecond=14 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5935 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5935 steps, saw 3928 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:29:46] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:29:46] [INFO ] Invariant cache hit.
[2023-03-18 00:29:46] [INFO ] [Real]Absence check using 12 positive place invariants in 21 ms returned sat
[2023-03-18 00:30:11] [INFO ] After 25015ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Drop transitions removed 2251 transitions
Reduce isomorphic transitions removed 2251 transitions.
Iterating post reduction 0 with 2251 rules applied. Total rules applied 2251 place count 2030 transition count 117552
Performed 61 Post agglomeration using F-continuation condition with reduction of 44 identical transitions.
Deduced a syphon composed of 61 places in 76 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 1 with 122 rules applied. Total rules applied 2373 place count 1969 transition count 117447
Drop transitions removed 2 transitions
Ensure Unique test removed 2939 transitions
Reduce isomorphic transitions removed 2941 transitions.
Iterating post reduction 1 with 2941 rules applied. Total rules applied 5314 place count 1969 transition count 114506
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 74 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 5324 place count 1964 transition count 114501
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 5326 place count 1964 transition count 114499
Performed 15 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 15 places in 74 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 5356 place count 1949 transition count 114513
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 5373 place count 1949 transition count 114496
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 5439 place count 1949 transition count 114421
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 4 with 444 rules applied. Total rules applied 5883 place count 1883 transition count 114043
Free-agglomeration rule applied 6 times.
Iterating global reduction 5 with 6 rules applied. Total rules applied 5889 place count 1883 transition count 114037
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 5 with 63 rules applied. Total rules applied 5952 place count 1877 transition count 113980
Free-agglomeration rule applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 5955 place count 1877 transition count 113977
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 5960 place count 1874 transition count 113975
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 5961 place count 1874 transition count 113974
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 5962 place count 1873 transition count 113974
Free-agglomeration rule (complex) applied 224 times with reduction of 18158 identical transitions.
Iterating global reduction 8 with 224 rules applied. Total rules applied 6186 place count 1873 transition count 172573
Reduce places removed 224 places and 0 transitions.
Drop transitions removed 141 transitions
Ensure Unique test removed 16927 transitions
Reduce isomorphic transitions removed 17068 transitions.
Iterating post reduction 8 with 17292 rules applied. Total rules applied 23478 place count 1649 transition count 155505
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 23479 place count 1648 transition count 155504
Applied a total of 23479 rules in 10919 ms. Remains 1648 /2030 variables (removed 382) and now considering 155504/119803 (removed -35701) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10926 ms. Remains : 1648/2030 places, 155504/119803 transitions.
Incomplete random walk after 10000 steps, including 5 resets, run finished after 1211 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3506 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3506 steps, saw 1158 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:30:26] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-18 00:30:28] [INFO ] Computed 12 place invariants in 1280 ms
[2023-03-18 00:30:28] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-18 00:30:53] [INFO ] After 24663ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-18 00:30:53] [INFO ] State equation strengthened by 6066 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 00:30:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:30:53] [INFO ] After 25522ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1648 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 741 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 741 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 745 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-18 00:30:55] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:30:55] [INFO ] Invariant cache hit.
[2023-03-18 00:31:02] [INFO ] Implicit Places using invariants in 7418 ms returned []
Implicit Place search using SMT only with invariants took 7427 ms to find 0 implicit places.
[2023-03-18 00:31:02] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:31:02] [INFO ] Invariant cache hit.
[2023-03-18 00:31:32] [INFO ] Performed 82571/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:31:57] [INFO ] Dead Transitions using invariants and state equation in 55152 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63341 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 162 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))]
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 115 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 77 ms.
Product exploration explored 100000 steps with 4 reset in 137 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 2030 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 70 ms
Iterating global reduction 0 with 54 rules applied. Total rules applied 54 place count 2030 transition count 119807
Ensure Unique test removed 2954 transitions
Reduce isomorphic transitions removed 2954 transitions.
Iterating post reduction 0 with 2954 rules applied. Total rules applied 3008 place count 2030 transition count 116853
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 56 places in 73 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 3010 place count 2030 transition count 116853
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 3012 place count 2028 transition count 116851
Deduced a syphon composed of 54 places in 74 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 3014 place count 2028 transition count 116851
Performed 15 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 69 places in 71 ms
Iterating global reduction 1 with 15 rules applied. Total rules applied 3029 place count 2028 transition count 116925
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 3055 place count 2028 transition count 116899
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 3056 place count 2027 transition count 116895
Deduced a syphon composed of 68 places in 70 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 3057 place count 2027 transition count 116895
Deduced a syphon composed of 68 places in 72 ms
Applied a total of 3057 rules in 3590 ms. Remains 2027 /2030 variables (removed 3) and now considering 116895/119803 (removed 2908) transitions.
[2023-03-18 00:32:02] [INFO ] Flow matrix only has 92199 transitions (discarded 24696 similar events)
// Phase 1: matrix 92199 rows 2027 cols
[2023-03-18 00:32:03] [INFO ] Computed 12 place invariants in 473 ms
[2023-03-18 00:32:33] [INFO ] Performed 84086/116895 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:32:45] [INFO ] Dead Transitions using invariants and state equation in 43175 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2027/2030 places, 116895/119803 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46772 ms. Remains : 2027/2030 places, 116895/119803 transitions.
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Applied a total of 0 rules in 186 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-18 00:32:46] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-18 00:32:46] [INFO ] Computed 12 place invariants in 530 ms
[2023-03-18 00:32:53] [INFO ] Implicit Places using invariants in 7054 ms returned []
Implicit Place search using SMT only with invariants took 7055 ms to find 0 implicit places.
[2023-03-18 00:32:53] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-18 00:32:53] [INFO ] Invariant cache hit.
[2023-03-18 00:33:23] [INFO ] Performed 75056/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:33:43] [INFO ] Dead Transitions using invariants and state equation in 50120 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57364 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-15 finished in 509156 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F(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' '!(F((!p0 U (G(!p0)||(G(F(!p0))&&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((p0||X(p1)))))'
Found a Lengthening insensitive property : RERS2020-PT-pb106-LTLFireability-15
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 2030 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2030/2030 places, 119803/119803 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 54 Post agglomeration using F-continuation condition with reduction of 28 identical transitions.
Deduced a syphon composed of 54 places in 72 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 108 place count 1975 transition count 119720
Ensure Unique test removed 2953 transitions
Reduce isomorphic transitions removed 2953 transitions.
Iterating post reduction 0 with 2953 rules applied. Total rules applied 3061 place count 1975 transition count 116767
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 110 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 3067 place count 1972 transition count 116764
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 77 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 3095 place count 1958 transition count 116778
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 3111 place count 1958 transition count 116762
Applied a total of 3111 rules in 2901 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-18 00:33:51] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:33:52] [INFO ] Computed 12 place invariants in 626 ms
[2023-03-18 00:33:58] [INFO ] Implicit Places using invariants in 6860 ms returned []
Implicit Place search using SMT only with invariants took 6864 ms to find 0 implicit places.
[2023-03-18 00:33:58] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:33:58] [INFO ] Invariant cache hit.
[2023-03-18 00:34:28] [INFO ] Performed 77304/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:34:44] [INFO ] Dead Transitions using invariants and state equation in 46033 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 1958/2030 places, 116762/119803 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 55805 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Running random walk in product with property : RERS2020-PT-pb106-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(AND (EQ s515 1) (EQ s1262 1)), p0:(AND (OR (NEQ s515 1) (NEQ s1262 1)) (OR (NEQ s310 1) (NEQ s403 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 6804 ms.
Product exploration explored 100000 steps with 0 reset in 6515 ms.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 256 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 130 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 904 ms. (steps per millisecond=11 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 4878 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4878 steps, saw 3282 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-18 00:35:03] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:35:03] [INFO ] Invariant cache hit.
[2023-03-18 00:35:04] [INFO ] [Real]Absence check using 12 positive place invariants in 18 ms returned sat
[2023-03-18 00:35:28] [INFO ] After 24628ms SMT Verify possible using state equation in real domain returned unsat :1 sat :3
[2023-03-18 00:35:29] [INFO ] State equation strengthened by 4538 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.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)
[2023-03-18 00:35:29] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:35:29] [INFO ] After 25508ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 71 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 71 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 74 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 224 times with reduction of 18158 identical transitions.
Iterating global reduction 7 with 224 rules applied. Total rules applied 3091 place count 1872 transition count 172572
Reduce places removed 224 places and 0 transitions.
Drop transitions removed 141 transitions
Ensure Unique test removed 16927 transitions
Reduce isomorphic transitions removed 17068 transitions.
Iterating post reduction 7 with 17292 rules applied. Total rules applied 20383 place count 1648 transition count 155504
Applied a total of 20383 rules in 10280 ms. Remains 1648 /1958 variables (removed 310) and now considering 155504/116762 (removed -38742) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10286 ms. Remains : 1648/1958 places, 155504/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1164 ms. (steps per millisecond=8 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 167 ms. (steps per millisecond=59 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2676 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2676 steps, saw 1031 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-18 00:35:44] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-18 00:35:46] [INFO ] Computed 12 place invariants in 1513 ms
[2023-03-18 00:35:46] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-18 00:36:11] [INFO ] After 24598ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-18 00:36:11] [INFO ] State equation strengthened by 6066 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.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)
[2023-03-18 00:36:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:36:11] [INFO ] After 25541ms 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 4 out of 1648 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 850 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 850 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 771 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-18 00:36:13] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:36:13] [INFO ] Invariant cache hit.
[2023-03-18 00:36:20] [INFO ] Implicit Places using invariants in 7443 ms returned []
Implicit Place search using SMT only with invariants took 7448 ms to find 0 implicit places.
[2023-03-18 00:36:20] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:36:20] [INFO ] Invariant cache hit.
[2023-03-18 00:36:51] [INFO ] Performed 80510/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:37:17] [INFO ] Dead Transitions using invariants and state equation in 56462 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64695 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (G (NOT (AND p1 p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 340 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 117 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 132 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 233 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:37:18] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:37:18] [INFO ] Computed 12 place invariants in 506 ms
[2023-03-18 00:37:25] [INFO ] Implicit Places using invariants in 7194 ms returned []
Implicit Place search using SMT only with invariants took 7197 ms to find 0 implicit places.
[2023-03-18 00:37:25] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:37:25] [INFO ] Invariant cache hit.
[2023-03-18 00:37:55] [INFO ] Performed 77647/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:38:10] [INFO ] Dead Transitions using invariants and state equation in 45602 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53038 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Computed a total of 607 stabilizing places and 61825 stable transitions
Computed a total of 607 stabilizing places and 61825 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 158 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 235 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 5 resets, run finished after 894 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5104 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5104 steps, saw 3400 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:38:16] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:38:16] [INFO ] Invariant cache hit.
[2023-03-18 00:38:17] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-18 00:38:41] [INFO ] After 24768ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-18 00:38:42] [INFO ] State equation strengthened by 4538 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.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)
[2023-03-18 00:38:42] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:38:42] [INFO ] After 25623ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Drop transitions removed 2253 transitions
Reduce isomorphic transitions removed 2253 transitions.
Iterating post reduction 0 with 2253 rules applied. Total rules applied 2253 place count 1958 transition count 114509
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 73 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 2267 place count 1951 transition count 114502
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 2271 place count 1951 transition count 114498
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 71 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2275 place count 1949 transition count 114496
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 64 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2277 place count 1948 transition count 114496
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2278 place count 1948 transition count 114495
Free-agglomeration rule applied 66 times with reduction of 9 identical transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 2344 place count 1948 transition count 114420
Reduce places removed 66 places and 0 transitions.
Drop transitions removed 38 transitions
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 3 with 444 rules applied. Total rules applied 2788 place count 1882 transition count 114042
Free-agglomeration rule applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 2794 place count 1882 transition count 114036
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 2857 place count 1876 transition count 113979
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 2860 place count 1876 transition count 113976
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2865 place count 1873 transition count 113974
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2866 place count 1873 transition count 113973
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2867 place count 1872 transition count 113973
Free-agglomeration rule (complex) applied 224 times with reduction of 18158 identical transitions.
Iterating global reduction 7 with 224 rules applied. Total rules applied 3091 place count 1872 transition count 172572
Reduce places removed 224 places and 0 transitions.
Drop transitions removed 141 transitions
Ensure Unique test removed 16927 transitions
Reduce isomorphic transitions removed 17068 transitions.
Iterating post reduction 7 with 17292 rules applied. Total rules applied 20383 place count 1648 transition count 155504
Applied a total of 20383 rules in 10009 ms. Remains 1648 /1958 variables (removed 310) and now considering 155504/116762 (removed -38742) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10014 ms. Remains : 1648/1958 places, 155504/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1218 ms. (steps per millisecond=8 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3054 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3054 steps, saw 1109 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 00:38:57] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-18 00:38:58] [INFO ] Computed 12 place invariants in 1134 ms
[2023-03-18 00:38:58] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-18 00:39:23] [INFO ] After 24660ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-18 00:39:24] [INFO ] State equation strengthened by 6066 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.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)
[2023-03-18 00:39:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 00:39:24] [INFO ] After 25605ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 1648 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 852 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 853 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1648/1648 places, 155504/155504 transitions.
Applied a total of 0 rules in 800 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-18 00:39:25] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:39:25] [INFO ] Invariant cache hit.
[2023-03-18 00:39:33] [INFO ] Implicit Places using invariants in 7445 ms returned []
Implicit Place search using SMT only with invariants took 7450 ms to find 0 implicit places.
[2023-03-18 00:39:33] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-18 00:39:33] [INFO ] Invariant cache hit.
[2023-03-18 00:40:03] [INFO ] Performed 82782/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:40:28] [INFO ] Dead Transitions using invariants and state equation in 55530 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63798 ms. Remains : 1648/1648 places, 155504/155504 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 165 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 132 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 121 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 1 reset in 5513 ms.
Product exploration explored 100000 steps with 6 reset in 208 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 593 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:40:36] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-18 00:40:36] [INFO ] Computed 12 place invariants in 447 ms
[2023-03-18 00:41:06] [INFO ] Performed 78839/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:41:22] [INFO ] Dead Transitions using invariants and state equation in 46313 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 46910 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Support contains 4 out of 1958 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1958/1958 places, 116762/116762 transitions.
Applied a total of 0 rules in 174 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-18 00:41:22] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:41:22] [INFO ] Invariant cache hit.
[2023-03-18 00:41:29] [INFO ] Implicit Places using invariants in 6694 ms returned []
Implicit Place search using SMT only with invariants took 6700 ms to find 0 implicit places.
[2023-03-18 00:41:29] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-18 00:41:29] [INFO ] Invariant cache hit.
[2023-03-18 00:41:59] [INFO ] Performed 78012/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 00:42:14] [INFO ] Dead Transitions using invariants and state equation in 45456 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52332 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-15 finished in 511036 ms.
[2023-03-18 00:42:22] [INFO ] Flatten gal took : 3276 ms
[2023-03-18 00:42:22] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-18 00:42:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2030 places, 119803 transitions and 474641 arcs took 259 ms.
Total runtime 2715593 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1761/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1761/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1761/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RERS2020-PT-pb106-LTLFireability-06
Could not compute solution for formula : RERS2020-PT-pb106-LTLFireability-11
Could not compute solution for formula : RERS2020-PT-pb106-LTLFireability-15
BK_STOP 1679100241134
--------------------
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 LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name RERS2020-PT-pb106-LTLFireability-06
ltl formula formula --ltl=/tmp/1761/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 2030 places, 119803 transitions and 474641 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 12.360 real 4.390 user 3.740 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1761/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1761/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1761/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1761/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RERS2020-PT-pb106-LTLFireability-11
ltl formula formula --ltl=/tmp/1761/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 2030 places, 119803 transitions and 474641 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 12.390 real 4.640 user 3.840 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1761/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1761/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1761/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1761/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x562ab617d3f4]
1: pnml2lts-mc(+0xa2496) [0x562ab617d496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7efe904d7140]
3: pnml2lts-mc(+0x405be5) [0x562ab64e0be5]
4: pnml2lts-mc(+0x16b3f9) [0x562ab62463f9]
5: pnml2lts-mc(+0x164ac4) [0x562ab623fac4]
6: pnml2lts-mc(+0x272e0a) [0x562ab634de0a]
7: pnml2lts-mc(+0xb61f0) [0x562ab61911f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7efe9032a4d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7efe9032a67a]
10: pnml2lts-mc(+0xa1581) [0x562ab617c581]
11: pnml2lts-mc(+0xa1910) [0x562ab617c910]
12: pnml2lts-mc(+0xa32a2) [0x562ab617e2a2]
13: pnml2lts-mc(+0xa50f4) [0x562ab61800f4]
14: pnml2lts-mc(+0xa516b) [0x562ab618016b]
15: pnml2lts-mc(+0x3f34b3) [0x562ab64ce4b3]
16: pnml2lts-mc(+0x7c63d) [0x562ab615763d]
17: pnml2lts-mc(+0x67d86) [0x562ab6142d86]
18: pnml2lts-mc(+0x60a8a) [0x562ab613ba8a]
19: pnml2lts-mc(+0x5eb15) [0x562ab6139b15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7efe90312d0a]
21: pnml2lts-mc(+0x6075e) [0x562ab613b75e]
ltl formula name RERS2020-PT-pb106-LTLFireability-15
ltl formula formula --ltl=/tmp/1761/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 2030 places, 119803 transitions and 474641 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 11.930 real 4.290 user 3.930 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1761/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1761/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1761/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1761/ltl_2_
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
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="RERS2020-PT-pb106"
export BK_EXAMINATION="LTLFireability"
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 RERS2020-PT-pb106, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201800260"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb106.tgz
mv RERS2020-PT-pb106 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;