fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r327-tall-167889199400260
Last Updated
May 14, 2023

About the Execution of LoLa+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
9464.892 3600000.00 4100324.00 9317.30 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.r327-tall-167889199400260.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 lolaxred
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 r327-tall-167889199400260
=====================================================================

--------------------
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 1679028213415

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS2020-PT-pb106
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 04:43:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 04:43:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 04:43:37] [INFO ] Load time of PNML (sax parser for PT used): 2194 ms
[2023-03-17 04:43:37] [INFO ] Transformed 2041 places.
[2023-03-17 04:43:37] [INFO ] Transformed 125740 transitions.
[2023-03-17 04:43:37] [INFO ] Found NUPN structural information;
[2023-03-17 04:43:37] [INFO ] Parsed PT model containing 2041 places and 125740 transitions and 498326 arcs in 2673 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 30 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 446 ms. Remains 2030 /2041 variables (removed 11) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 04:43:39] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 04:43:40] [INFO ] Computed 12 place invariants in 737 ms
[2023-03-17 04:43:45] [INFO ] Implicit Places using invariants in 6617 ms returned []
Implicit Place search using SMT only with invariants took 6646 ms to find 0 implicit places.
[2023-03-17 04:43:45] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:43:45] [INFO ] Invariant cache hit.
[2023-03-17 04:44:16] [INFO ] Performed 74849/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:44:33] [INFO ] Dead Transitions using invariants and state equation in 47846 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 54955 ms. Remains : 2030/2041 places, 119803/119803 transitions.
Support contains 54 out of 2030 places after structural reductions.
[2023-03-17 04:44:38] [INFO ] Flatten gal took : 3816 ms
[2023-03-17 04:44:41] [INFO ] Flatten gal took : 3447 ms
[2023-03-17 04:44:48] [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 3 resets, run finished after 1307 ms. (steps per millisecond=7 ) 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 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 28 ms. (steps per millisecond=35 ) properties (out of 26) 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 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 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 27 ms. (steps per millisecond=37 ) 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 28 ms. (steps per millisecond=35 ) properties (out of 26) 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 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 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 30 ms. (steps per millisecond=33 ) 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 27 ms. (steps per millisecond=37 ) 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 28 ms. (steps per millisecond=35 ) properties (out of 26) 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 26) 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 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 28 ms. (steps per millisecond=35 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=27 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) 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
Interrupted probabilistic random walk after 10857 steps, run timeout after 6006 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 10857 steps, saw 6927 distinct states, run finished after 6007 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 26 properties.
[2023-03-17 04:44:57] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:44:57] [INFO ] Invariant cache hit.
[2023-03-17 04:44:58] [INFO ] [Real]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-17 04:45:22] [INFO ] After 23052ms SMT Verify possible using state equation in real domain returned unsat :1 sat :1 real:23
[2023-03-17 04:45:23] [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 04:45:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:45:23] [INFO ] After 26104ms 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 1 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 110 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 103 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 118 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 14071 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 14080 ms. Remains : 1661/2030 places, 153038/119803 transitions.
Incomplete random walk after 10000 steps, including 5 resets, run finished after 1263 ms. (steps per millisecond=7 ) 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 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 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 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 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 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 1000 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 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 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 28 ms. (steps per millisecond=35 ) 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 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 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 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 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 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 24 ms. (steps per millisecond=41 ) properties (out of 25) seen :0
Interrupted probabilistic random walk after 3042 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3042 steps, saw 1102 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 25 properties.
[2023-03-17 04:45:42] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
// Phase 1: matrix 129342 rows 1661 cols
[2023-03-17 04:45:44] [INFO ] Computed 12 place invariants in 1618 ms
[2023-03-17 04:45:45] [INFO ] [Real]Absence check using 12 positive place invariants in 18 ms returned sat
[2023-03-17 04:45:45] [INFO ] After 1452ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-17 04:45:46] [INFO ] [Nat]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 04:46:10] [INFO ] After 23572ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :24
[2023-03-17 04:46:11] [INFO ] State equation strengthened by 5951 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 04:46:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:46:11] [INFO ] After 25707ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:25
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 774 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 774 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 757 ms. Remains 1661 /1661 variables (removed 0) and now considering 153038/153038 (removed 0) transitions.
[2023-03-17 04:46:13] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
[2023-03-17 04:46:13] [INFO ] Invariant cache hit.
[2023-03-17 04:46:19] [INFO ] Implicit Places using invariants in 6869 ms returned []
Implicit Place search using SMT only with invariants took 6871 ms to find 0 implicit places.
[2023-03-17 04:46:20] [INFO ] Flow matrix only has 129342 transitions (discarded 23696 similar events)
[2023-03-17 04:46:20] [INFO ] Invariant cache hit.
[2023-03-17 04:46:50] [INFO ] Performed 80064/153038 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:47:16] [INFO ] Dead Transitions using invariants and state equation in 56386 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64029 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 205 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 04:47:17] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 04:47:17] [INFO ] Computed 12 place invariants in 537 ms
[2023-03-17 04:47:24] [INFO ] Implicit Places using invariants in 7312 ms returned []
Implicit Place search using SMT only with invariants took 7320 ms to find 0 implicit places.
[2023-03-17 04:47:24] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:47:24] [INFO ] Invariant cache hit.
[2023-03-17 04:47:55] [INFO ] Performed 81118/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:48:10] [INFO ] Dead Transitions using invariants and state equation in 45627 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53162 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 297 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 19 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-00 finished in 53781 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 186 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 04:48:11] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:48:11] [INFO ] Invariant cache hit.
[2023-03-17 04:48:18] [INFO ] Implicit Places using invariants in 6986 ms returned []
Implicit Place search using SMT only with invariants took 6989 ms to find 0 implicit places.
[2023-03-17 04:48:18] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:48:18] [INFO ] Invariant cache hit.
[2023-03-17 04:48:48] [INFO ] Performed 74508/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:49:06] [INFO ] Dead Transitions using invariants and state equation in 48515 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55695 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 92 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 163 steps with 0 reset in 24 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-01 finished in 56028 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 86 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 87 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 86 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 2890 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 04:49:09] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 04:49:10] [INFO ] Computed 12 place invariants in 482 ms
[2023-03-17 04:49:17] [INFO ] Implicit Places using invariants in 7509 ms returned []
Implicit Place search using SMT only with invariants took 7512 ms to find 0 implicit places.
[2023-03-17 04:49:17] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:49:17] [INFO ] Invariant cache hit.
[2023-03-17 04:49:47] [INFO ] Performed 74272/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:50:05] [INFO ] Dead Transitions using invariants and state equation in 47881 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 58289 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 188 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 96 steps with 0 reset in 15 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-02 finished in 58718 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 70 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 2370 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 04:50:08] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:50:08] [INFO ] Invariant cache hit.
[2023-03-17 04:50:14] [INFO ] Implicit Places using invariants in 6952 ms returned []
Implicit Place search using SMT only with invariants took 6955 ms to find 0 implicit places.
[2023-03-17 04:50:15] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:50:15] [INFO ] Invariant cache hit.
[2023-03-17 04:50:45] [INFO ] Performed 79860/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:51:00] [INFO ] Dead Transitions using invariants and state equation in 45262 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 54595 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 47 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 174 steps with 0 reset in 20 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-03 finished in 54868 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 71 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 69 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 84 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 2519 ms. Remains 1959 /2030 variables (removed 71) and now considering 117033/119803 (removed 2770) transitions.
[2023-03-17 04:51:03] [INFO ] Flow matrix only has 92306 transitions (discarded 24727 similar events)
// Phase 1: matrix 92306 rows 1959 cols
[2023-03-17 04:51:03] [INFO ] Computed 12 place invariants in 534 ms
[2023-03-17 04:51:10] [INFO ] Implicit Places using invariants in 7333 ms returned []
Implicit Place search using SMT only with invariants took 7337 ms to find 0 implicit places.
[2023-03-17 04:51:10] [INFO ] Flow matrix only has 92306 transitions (discarded 24727 similar events)
[2023-03-17 04:51:10] [INFO ] Invariant cache hit.
[2023-03-17 04:51:40] [INFO ] Performed 77193/117033 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:51:56] [INFO ] Dead Transitions using invariants and state equation in 46474 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 56346 ms. Remains : 1959/2030 places, 117033/119803 transitions.
Stuttering acceptance computed with spot in 86 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 214 steps with 0 reset in 22 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-04 finished in 56660 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 190 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 04:51:57] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 04:51:57] [INFO ] Computed 12 place invariants in 563 ms
[2023-03-17 04:52:04] [INFO ] Implicit Places using invariants in 7208 ms returned []
Implicit Place search using SMT only with invariants took 7210 ms to find 0 implicit places.
[2023-03-17 04:52:04] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 04:52:04] [INFO ] Invariant cache hit.
[2023-03-17 04:52:34] [INFO ] Performed 75377/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:52:53] [INFO ] Dead Transitions using invariants and state equation in 49126 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56532 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 130 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 141 steps with 0 reset in 19 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-05 finished in 56914 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 70 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 2405 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 04:52:56] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 04:52:57] [INFO ] Computed 12 place invariants in 679 ms
[2023-03-17 04:53:04] [INFO ] Implicit Places using invariants in 7554 ms returned []
Implicit Place search using SMT only with invariants took 7561 ms to find 0 implicit places.
[2023-03-17 04:53:04] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:53:04] [INFO ] Invariant cache hit.
[2023-03-17 04:53:34] [INFO ] Performed 78282/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:53:49] [INFO ] Dead Transitions using invariants and state equation in 45059 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 55040 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 100 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 0 reset in 6221 ms.
Product exploration explored 100000 steps with 0 reset in 5962 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 212 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 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 8 resets, run finished after 804 ms. (steps per millisecond=12 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5255 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5255 steps, saw 3483 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 04:54:07] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:54:07] [INFO ] Invariant cache hit.
[2023-03-17 04:54:07] [INFO ] After 295ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 04:54:07] [INFO ] [Nat]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 04:54:32] [INFO ] After 24880ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 04:54:33] [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)
[2023-03-17 04:54:33] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:54:33] [INFO ] After 25702ms 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 80 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 76 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 9763 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 9769 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 840 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3347 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3347 steps, saw 1142 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 04:54:47] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-17 04:54:49] [INFO ] Computed 12 place invariants in 1718 ms
[2023-03-17 04:54:49] [INFO ] After 278ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 04:54:49] [INFO ] [Nat]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-17 04:55:14] [INFO ] After 24686ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 04:55:14] [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)
[2023-03-17 04:55:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:55:14] [INFO ] After 25607ms 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 774 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 774 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 853 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-17 04:55:16] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 04:55:16] [INFO ] Invariant cache hit.
[2023-03-17 04:55:24] [INFO ] Implicit Places using invariants in 7794 ms returned []
Implicit Place search using SMT only with invariants took 7794 ms to find 0 implicit places.
[2023-03-17 04:55:24] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 04:55:24] [INFO ] Invariant cache hit.
[2023-03-17 04:55:54] [INFO ] Performed 85947/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:56:17] [INFO ] Dead Transitions using invariants and state equation in 52976 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61639 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 201 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 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
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 576 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 04:56:18] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 04:56:18] [INFO ] Computed 12 place invariants in 469 ms
[2023-03-17 04:56:25] [INFO ] Implicit Places using invariants in 7009 ms returned []
Implicit Place search using SMT only with invariants took 7038 ms to find 0 implicit places.
[2023-03-17 04:56:25] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:56:25] [INFO ] Invariant cache hit.
[2023-03-17 04:56:55] [INFO ] Performed 83738/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:57:08] [INFO ] Dead Transitions using invariants and state equation in 43112 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50736 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 243 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 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 998 ms. (steps per millisecond=10 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 151 ms. (steps per millisecond=66 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 4217 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4217 steps, saw 2791 distinct states, run finished after 3002 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 04:57:14] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:57:14] [INFO ] Invariant cache hit.
[2023-03-17 04:57:14] [INFO ] After 334ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 04:57:15] [INFO ] [Nat]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-17 04:57:40] [INFO ] After 24981ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 04:57:40] [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)
[2023-03-17 04:57:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:57:40] [INFO ] After 25860ms 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 82 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 78 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 80 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 10621 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 10627 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 5 resets, run finished after 1312 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 204 ms. (steps per millisecond=49 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2661 steps, run timeout after 3002 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2661 steps, saw 1027 distinct states, run finished after 3002 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 04:57:56] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-17 04:57:57] [INFO ] Computed 12 place invariants in 1287 ms
[2023-03-17 04:57:58] [INFO ] After 250ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 04:57:58] [INFO ] [Nat]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-17 04:58:23] [INFO ] After 24662ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 04:58:23] [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)
[2023-03-17 04:58:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 04:58:23] [INFO ] After 25570ms 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 739 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 739 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 697 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-17 04:58:25] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 04:58:25] [INFO ] Invariant cache hit.
[2023-03-17 04:58:32] [INFO ] Implicit Places using invariants in 7564 ms returned []
Implicit Place search using SMT only with invariants took 7565 ms to find 0 implicit places.
[2023-03-17 04:58:32] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 04:58:32] [INFO ] Invariant cache hit.
[2023-03-17 04:59:03] [INFO ] Performed 82276/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 04:59:28] [INFO ] Dead Transitions using invariants and state equation in 56019 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64298 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 220 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 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 57 ms.
Product exploration explored 100000 steps with 2 reset in 5656 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 603 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 04:59:35] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 04:59:36] [INFO ] Computed 12 place invariants in 543 ms
[2023-03-17 04:59:43] [INFO ] Implicit Places using invariants in 7652 ms returned []
Implicit Place search using SMT only with invariants took 7653 ms to find 0 implicit places.
[2023-03-17 04:59:43] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 04:59:43] [INFO ] Invariant cache hit.
[2023-03-17 05:00:13] [INFO ] Performed 76883/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:00:29] [INFO ] Dead Transitions using invariants and state equation in 46163 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54427 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-06 finished in 460688 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 239 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 133 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 97 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 3111 ms. Remains 1959 /2030 variables (removed 71) and now considering 116970/119803 (removed 2833) transitions.
[2023-03-17 05:00:38] [INFO ] Flow matrix only has 92266 transitions (discarded 24704 similar events)
// Phase 1: matrix 92266 rows 1959 cols
[2023-03-17 05:00:38] [INFO ] Computed 12 place invariants in 553 ms
[2023-03-17 05:00:45] [INFO ] Implicit Places using invariants in 7306 ms returned []
Implicit Place search using SMT only with invariants took 7306 ms to find 0 implicit places.
[2023-03-17 05:00:45] [INFO ] Flow matrix only has 92266 transitions (discarded 24704 similar events)
[2023-03-17 05:00:45] [INFO ] Invariant cache hit.
[2023-03-17 05:01:15] [INFO ] Performed 77958/116970 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:01:31] [INFO ] Dead Transitions using invariants and state equation in 45992 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 56415 ms. Remains : 1959/2030 places, 116970/119803 transitions.
Stuttering acceptance computed with spot in 89 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 217 steps with 0 reset in 28 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-07 finished in 56910 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 76 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 109 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 81 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 2949 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 05:01:34] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:01:35] [INFO ] Computed 12 place invariants in 660 ms
[2023-03-17 05:01:42] [INFO ] Implicit Places using invariants in 7466 ms returned []
Implicit Place search using SMT only with invariants took 7467 ms to find 0 implicit places.
[2023-03-17 05:01:42] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:01:42] [INFO ] Invariant cache hit.
[2023-03-17 05:02:12] [INFO ] Performed 77436/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:02:28] [INFO ] Dead Transitions using invariants and state equation in 46136 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 56559 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 44 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 156 steps with 0 reset in 22 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-08 finished in 56867 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 192 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 05:02:28] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 05:02:29] [INFO ] Computed 12 place invariants in 569 ms
[2023-03-17 05:02:36] [INFO ] Implicit Places using invariants in 7409 ms returned []
Implicit Place search using SMT only with invariants took 7413 ms to find 0 implicit places.
[2023-03-17 05:02:36] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:02:36] [INFO ] Invariant cache hit.
[2023-03-17 05:03:06] [INFO ] Performed 76195/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:03:24] [INFO ] Dead Transitions using invariants and state equation in 48476 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56084 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 337 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 56688 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 88 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 87 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 84 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 3117 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 05:03:28] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:03:28] [INFO ] Computed 12 place invariants in 488 ms
[2023-03-17 05:03:35] [INFO ] Implicit Places using invariants in 7397 ms returned []
Implicit Place search using SMT only with invariants took 7402 ms to find 0 implicit places.
[2023-03-17 05:03:35] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:03:35] [INFO ] Invariant cache hit.
[2023-03-17 05:04:06] [INFO ] Performed 83135/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:04:18] [INFO ] Dead Transitions using invariants and state equation in 42223 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 52747 ms. Remains : 1958/2030 places, 116762/119803 transitions.
Stuttering acceptance computed with spot in 132 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 10 reset in 226 ms.
Product exploration explored 100000 steps with 1 reset in 5512 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 499 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 81 ms :[p0, p0]
Incomplete random walk after 10000 steps, including 23 resets, run finished after 1148 ms. (steps per millisecond=8 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4767 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4767 steps, saw 3204 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 05:04:30] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:04:30] [INFO ] Invariant cache hit.
[2023-03-17 05:04:30] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-17 05:04:55] [INFO ] After 25034ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 05:04:55] [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)
[2023-03-17 05:04:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:04:55] [INFO ] After 25857ms 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 76 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 79 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 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 10275 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 10281 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 810 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3844 steps, run timeout after 3002 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3844 steps, saw 1239 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 05:05:10] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-17 05:05:11] [INFO ] Computed 12 place invariants in 1521 ms
[2023-03-17 05:05:12] [INFO ] [Real]Absence check using 12 positive place invariants in 14 ms returned sat
[2023-03-17 05:05:37] [INFO ] After 25023ms 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 679 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 679 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 696 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-17 05:05:38] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 05:05:38] [INFO ] Invariant cache hit.
[2023-03-17 05:05:45] [INFO ] Implicit Places using invariants in 7112 ms returned []
Implicit Place search using SMT only with invariants took 7117 ms to find 0 implicit places.
[2023-03-17 05:05:45] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 05:05:45] [INFO ] Invariant cache hit.
[2023-03-17 05:06:15] [INFO ] Performed 78737/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:06:42] [INFO ] Dead Transitions using invariants and state equation in 57142 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64969 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 483 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 84 ms :[p0, p0]
Stuttering acceptance computed with spot in 69 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 520 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 05:06:44] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:06:44] [INFO ] Computed 12 place invariants in 682 ms
[2023-03-17 05:06:51] [INFO ] Implicit Places using invariants in 7398 ms returned []
Implicit Place search using SMT only with invariants took 7399 ms to find 0 implicit places.
[2023-03-17 05:06:51] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:06:51] [INFO ] Invariant cache hit.
[2023-03-17 05:07:21] [INFO ] Performed 78224/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:07:36] [INFO ] Dead Transitions using invariants and state equation in 45379 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53305 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 157 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[p0, p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 783 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4423 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 4423 steps, saw 2928 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 05:07:42] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:07:42] [INFO ] Invariant cache hit.
[2023-03-17 05:07:42] [INFO ] [Real]Absence check using 12 positive place invariants in 19 ms returned sat
[2023-03-17 05:08:07] [INFO ] After 24695ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 05:08:07] [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)
[2023-03-17 05:08:07] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:08:07] [INFO ] After 25521ms 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 75 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 75 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 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 9255 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 9259 ms. Remains : 1646/1958 places, 155990/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 730 ms. (steps per millisecond=13 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3625 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3625 steps, saw 1198 distinct states, run finished after 3006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 05:08:21] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
// Phase 1: matrix 132303 rows 1646 cols
[2023-03-17 05:08:22] [INFO ] Computed 12 place invariants in 1768 ms
[2023-03-17 05:08:23] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 05:08:47] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 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 710 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 710 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 706 ms. Remains 1646 /1646 variables (removed 0) and now considering 155990/155990 (removed 0) transitions.
[2023-03-17 05:08:49] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 05:08:49] [INFO ] Invariant cache hit.
[2023-03-17 05:08:56] [INFO ] Implicit Places using invariants in 7228 ms returned []
Implicit Place search using SMT only with invariants took 7229 ms to find 0 implicit places.
[2023-03-17 05:08:56] [INFO ] Flow matrix only has 132303 transitions (discarded 23687 similar events)
[2023-03-17 05:08:56] [INFO ] Invariant cache hit.
[2023-03-17 05:09:26] [INFO ] Performed 85400/155990 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:09:50] [INFO ] Dead Transitions using invariants and state equation in 54370 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62330 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 125 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[p0, p0]
Stuttering acceptance computed with spot in 89 ms :[p0, p0]
Stuttering acceptance computed with spot in 87 ms :[p0, p0]
Product exploration explored 100000 steps with 1 reset in 4788 ms.
Product exploration explored 100000 steps with 0 reset in 4951 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 522 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 05:10:01] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:10:02] [INFO ] Computed 12 place invariants in 482 ms
[2023-03-17 05:10:09] [INFO ] Implicit Places using invariants in 7262 ms returned []
Implicit Place search using SMT only with invariants took 7272 ms to find 0 implicit places.
[2023-03-17 05:10:09] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:10:09] [INFO ] Invariant cache hit.
[2023-03-17 05:10:39] [INFO ] Performed 74619/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:10:56] [INFO ] Dead Transitions using invariants and state equation in 47194 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 54992 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-11 finished in 456235 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 192 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 05:11:01] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 05:11:02] [INFO ] Computed 12 place invariants in 811 ms
[2023-03-17 05:11:09] [INFO ] Implicit Places using invariants in 7746 ms returned []
Implicit Place search using SMT only with invariants took 7759 ms to find 0 implicit places.
[2023-03-17 05:11:09] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:11:09] [INFO ] Invariant cache hit.
[2023-03-17 05:11:39] [INFO ] Performed 79200/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:11:55] [INFO ] Dead Transitions using invariants and state equation in 45864 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53833 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 232 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 4 ms.
FORMULA RERS2020-PT-pb106-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS2020-PT-pb106-LTLFireability-13 finished in 54277 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 256 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 05:11:56] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:11:56] [INFO ] Invariant cache hit.
[2023-03-17 05:12:02] [INFO ] Implicit Places using invariants in 6585 ms returned []
Implicit Place search using SMT only with invariants took 6608 ms to find 0 implicit places.
[2023-03-17 05:12:02] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:12:02] [INFO ] Invariant cache hit.
[2023-03-17 05:12:33] [INFO ] Performed 78984/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:12:49] [INFO ] Dead Transitions using invariants and state equation in 46809 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53677 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Stuttering acceptance computed with spot in 129 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 91 ms.
Product exploration explored 100000 steps with 0 reset in 4756 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 220 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 125 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 815 ms. (steps per millisecond=12 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 5390 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5390 steps, saw 3678 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 05:13:00] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:13:00] [INFO ] Invariant cache hit.
[2023-03-17 05:13:00] [INFO ] [Real]Absence check using 12 positive place invariants in 20 ms returned sat
[2023-03-17 05:13:25] [INFO ] After 24595ms SMT Verify possible using state equation in real domain returned unsat :1 sat :2 real:1
[2023-03-17 05:13:25] [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)
[2023-03-17 05:13:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:13:25] [INFO ] After 25429ms 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 70 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 70 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 70 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 11897 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 11903 ms. Remains : 1648/2030 places, 155504/119803 transitions.
Incomplete random walk after 10000 steps, including 8 resets, run finished after 917 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 3640 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3640 steps, saw 1200 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 05:13:42] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-17 05:13:43] [INFO ] Computed 12 place invariants in 1097 ms
[2023-03-17 05:13:43] [INFO ] [Real]Absence check using 12 positive place invariants in 18 ms returned sat
[2023-03-17 05:14:08] [INFO ] After 24640ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 05:14:08] [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)
[2023-03-17 05:14:08] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:14:08] [INFO ] After 25512ms 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 683 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 683 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 687 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-17 05:14:10] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:14:10] [INFO ] Invariant cache hit.
[2023-03-17 05:14:18] [INFO ] Implicit Places using invariants in 7735 ms returned []
Implicit Place search using SMT only with invariants took 7736 ms to find 0 implicit places.
[2023-03-17 05:14:18] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:14:18] [INFO ] Invariant cache hit.
[2023-03-17 05:14:48] [INFO ] Performed 81859/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:15:12] [INFO ] Dead Transitions using invariants and state equation in 54223 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62659 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 312 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 141 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 128 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 188 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 05:15:13] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 05:15:13] [INFO ] Computed 12 place invariants in 587 ms
[2023-03-17 05:15:20] [INFO ] Implicit Places using invariants in 7070 ms returned []
Implicit Place search using SMT only with invariants took 7075 ms to find 0 implicit places.
[2023-03-17 05:15:20] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:15:20] [INFO ] Invariant cache hit.
[2023-03-17 05:15:50] [INFO ] Performed 72113/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:16:09] [INFO ] Dead Transitions using invariants and state equation in 49380 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56648 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 182 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 127 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 6 resets, run finished after 667 ms. (steps per millisecond=14 ) properties (out of 2) 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 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 6033 steps, run timeout after 3004 ms. (steps per millisecond=2 ) properties seen :{}
Probabilistic random walk after 6033 steps, saw 3979 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 05:16:15] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:16:15] [INFO ] Invariant cache hit.
[2023-03-17 05:16:15] [INFO ] [Real]Absence check using 12 positive place invariants in 17 ms returned sat
[2023-03-17 05:16:40] [INFO ] After 24606ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 05:16:40] [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:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 05:16:40] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:16:40] [INFO ] After 25437ms 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 87 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 87 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 81 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 12282 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 12288 ms. Remains : 1648/2030 places, 155504/119803 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 1288 ms. (steps per millisecond=7 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 3042 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3042 steps, saw 1102 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 05:16:57] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-17 05:16:59] [INFO ] Computed 12 place invariants in 1314 ms
[2023-03-17 05:16:59] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 05:17:24] [INFO ] After 24682ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 05:17:24] [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.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-17 05:17:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:17:24] [INFO ] After 25524ms 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 702 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 703 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 705 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-17 05:17:25] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:17:26] [INFO ] Invariant cache hit.
[2023-03-17 05:17:33] [INFO ] Implicit Places using invariants in 7638 ms returned []
Implicit Place search using SMT only with invariants took 7640 ms to find 0 implicit places.
[2023-03-17 05:17:33] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:17:33] [INFO ] Invariant cache hit.
[2023-03-17 05:18:03] [INFO ] Performed 81112/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:18:28] [INFO ] Dead Transitions using invariants and state equation in 55015 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63389 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 186 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 148 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 98 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 0 reset in 79 ms.
Product exploration explored 100000 steps with 0 reset in 83 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 116 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 67 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 70 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 69 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 70 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 69 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 70 ms
Applied a total of 3057 rules in 3276 ms. Remains 2027 /2030 variables (removed 3) and now considering 116895/119803 (removed 2908) transitions.
[2023-03-17 05:18:33] [INFO ] Flow matrix only has 92199 transitions (discarded 24696 similar events)
// Phase 1: matrix 92199 rows 2027 cols
[2023-03-17 05:18:33] [INFO ] Computed 12 place invariants in 450 ms
[2023-03-17 05:19:03] [INFO ] Performed 82892/116895 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:19:16] [INFO ] Dead Transitions using invariants and state equation in 43461 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 46742 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 227 ms. Remains 2030 /2030 variables (removed 0) and now considering 119803/119803 (removed 0) transitions.
[2023-03-17 05:19:16] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
// Phase 1: matrix 94825 rows 2030 cols
[2023-03-17 05:19:17] [INFO ] Computed 12 place invariants in 491 ms
[2023-03-17 05:19:24] [INFO ] Implicit Places using invariants in 7262 ms returned []
Implicit Place search using SMT only with invariants took 7275 ms to find 0 implicit places.
[2023-03-17 05:19:24] [INFO ] Flow matrix only has 94825 transitions (discarded 24978 similar events)
[2023-03-17 05:19:24] [INFO ] Invariant cache hit.
[2023-03-17 05:19:54] [INFO ] Performed 79238/119803 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:20:09] [INFO ] Dead Transitions using invariants and state equation in 45441 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52955 ms. Remains : 2030/2030 places, 119803/119803 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-15 finished in 498662 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 137 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 81 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 105 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 80 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 3265 ms. Remains 1958 /2030 variables (removed 72) and now considering 116762/119803 (removed 3041) transitions.
[2023-03-17 05:20:18] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:20:18] [INFO ] Computed 12 place invariants in 654 ms
[2023-03-17 05:20:25] [INFO ] Implicit Places using invariants in 7668 ms returned []
Implicit Place search using SMT only with invariants took 7670 ms to find 0 implicit places.
[2023-03-17 05:20:25] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:20:25] [INFO ] Invariant cache hit.
[2023-03-17 05:20:56] [INFO ] Performed 77176/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:21:11] [INFO ] Dead Transitions using invariants and state equation in 45582 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 56527 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 4 reset in 6368 ms.
Product exploration explored 100000 steps with 4 reset in 6373 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 250 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 127 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1023 ms. (steps per millisecond=9 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 5827 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5827 steps, saw 3872 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-17 05:21:30] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:21:30] [INFO ] Invariant cache hit.
[2023-03-17 05:21:30] [INFO ] [Real]Absence check using 12 positive place invariants in 18 ms returned sat
[2023-03-17 05:21:55] [INFO ] After 24903ms SMT Verify possible using state equation in real domain returned unsat :1 sat :3
[2023-03-17 05:21:56] [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)
[2023-03-17 05:21:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:21:56] [INFO ] After 25942ms 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 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 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 69 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 10785 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 10791 ms. Remains : 1648/1958 places, 155504/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1025 ms. (steps per millisecond=9 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 119 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 148 ms. (steps per millisecond=67 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 2668 steps, run timeout after 3006 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2668 steps, saw 1027 distinct states, run finished after 3006 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-17 05:22:11] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-17 05:22:13] [INFO ] Computed 12 place invariants in 1232 ms
[2023-03-17 05:22:13] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 05:22:38] [INFO ] After 24634ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 05:22:38] [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)
[2023-03-17 05:22:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:22:38] [INFO ] After 25533ms 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 680 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 680 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 681 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-17 05:22:40] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:22:40] [INFO ] Invariant cache hit.
[2023-03-17 05:22:47] [INFO ] Implicit Places using invariants in 7786 ms returned []
Implicit Place search using SMT only with invariants took 7787 ms to find 0 implicit places.
[2023-03-17 05:22:47] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:22:47] [INFO ] Invariant cache hit.
[2023-03-17 05:23:18] [INFO ] Performed 80012/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:23:44] [INFO ] Dead Transitions using invariants and state equation in 56819 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65307 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 368 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 148 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 140 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 179 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 05:23:45] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:23:46] [INFO ] Computed 12 place invariants in 660 ms
[2023-03-17 05:23:52] [INFO ] Implicit Places using invariants in 7244 ms returned []
Implicit Place search using SMT only with invariants took 7246 ms to find 0 implicit places.
[2023-03-17 05:23:52] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:23:52] [INFO ] Invariant cache hit.
[2023-03-17 05:24:23] [INFO ] Performed 77993/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:24:38] [INFO ] Dead Transitions using invariants and state equation in 45870 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53298 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 160 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 114 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 846 ms. (steps per millisecond=11 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 5172 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 5172 steps, saw 3437 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 05:24:44] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:24:44] [INFO ] Invariant cache hit.
[2023-03-17 05:24:44] [INFO ] [Real]Absence check using 12 positive place invariants in 20 ms returned sat
[2023-03-17 05:25:09] [INFO ] After 24933ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-17 05:25:10] [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)
[2023-03-17 05:25:10] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 05:25:10] [INFO ] After 25778ms 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 75 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 78 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 78 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 10360 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 10365 ms. Remains : 1648/1958 places, 155504/116762 transitions.
Incomplete random walk after 10000 steps, including 4 resets, run finished after 1032 ms. (steps per millisecond=9 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 3920 steps, run timeout after 3005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3920 steps, saw 1248 distinct states, run finished after 3005 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-17 05:25:25] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
// Phase 1: matrix 131829 rows 1648 cols
[2023-03-17 05:25:26] [INFO ] Computed 12 place invariants in 1490 ms
[2023-03-17 05:25:27] [INFO ] [Real]Absence check using 12 positive place invariants in 16 ms returned sat
[2023-03-17 05:25:51] [INFO ] After 25022ms 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 796 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 796 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 799 ms. Remains 1648 /1648 variables (removed 0) and now considering 155504/155504 (removed 0) transitions.
[2023-03-17 05:25:53] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:25:53] [INFO ] Invariant cache hit.
[2023-03-17 05:26:01] [INFO ] Implicit Places using invariants in 7895 ms returned []
Implicit Place search using SMT only with invariants took 7898 ms to find 0 implicit places.
[2023-03-17 05:26:01] [INFO ] Flow matrix only has 131829 transitions (discarded 23675 similar events)
[2023-03-17 05:26:01] [INFO ] Invariant cache hit.
[2023-03-17 05:26:31] [INFO ] Performed 82860/155504 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:26:55] [INFO ] Dead Transitions using invariants and state equation in 54642 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63352 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 193 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 122 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 136 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4 reset in 6567 ms.
Product exploration explored 100000 steps with 1 reset in 96 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 142 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 654 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 05:27:04] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
// Phase 1: matrix 92066 rows 1958 cols
[2023-03-17 05:27:04] [INFO ] Computed 12 place invariants in 540 ms
[2023-03-17 05:27:35] [INFO ] Performed 77210/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:27:50] [INFO ] Dead Transitions using invariants and state equation in 46660 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47325 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 205 ms. Remains 1958 /1958 variables (removed 0) and now considering 116762/116762 (removed 0) transitions.
[2023-03-17 05:27:51] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:27:51] [INFO ] Invariant cache hit.
[2023-03-17 05:27:57] [INFO ] Implicit Places using invariants in 6672 ms returned []
Implicit Place search using SMT only with invariants took 6673 ms to find 0 implicit places.
[2023-03-17 05:27:57] [INFO ] Flow matrix only has 92066 transitions (discarded 24696 similar events)
[2023-03-17 05:27:57] [INFO ] Invariant cache hit.
[2023-03-17 05:28:28] [INFO ] Performed 78954/116762 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 05:28:43] [INFO ] Dead Transitions using invariants and state equation in 45152 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52036 ms. Remains : 1958/1958 places, 116762/116762 transitions.
Treatment of property RERS2020-PT-pb106-LTLFireability-15 finished in 513047 ms.
[2023-03-17 05:28:51] [INFO ] Flatten gal took : 3541 ms
[2023-03-17 05:28:51] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-17 05:28:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2030 places, 119803 transitions and 474641 arcs took 287 ms.
Total runtime 2716967 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS2020-PT-pb106
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
LTLFireability
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393232 kB
MemFree: 12892216 kB
After kill :
MemTotal: 16393232 kB
MemFree: 15919732 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ 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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:433
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RERS2020-PT-pb106-LTLFireability-06: LTL unknown AGGR
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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="lolaxred"
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 lolaxred"
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 r327-tall-167889199400260"
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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;