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.r309-tall-167873962700210.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 PhilosophersDyn-PT-20, examination is OneSafe
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r309-tall-167873962700210
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 52M
-rw-r--r-- 1 mcc users 118K Feb 26 13:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 462K Feb 26 13:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0M Feb 26 13:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 9.6M Feb 26 13:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 66K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 189K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 5.6M Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 335K Feb 26 14:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.4M Feb 26 14:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0M Feb 26 14:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15M Feb 26 14:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 14M 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

FORMULA_NAME OneSafe

=== Now, execution of the tool begins

BK_START 1679442530247

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=OneSafe
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PhilosophersDyn-PT-20
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 23:48:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, OneSafe, -timeout, 180, -rebuildPNML]
[2023-03-21 23:48:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 23:48:52] [INFO ] Load time of PNML (sax parser for PT used): 690 ms
[2023-03-21 23:48:52] [INFO ] Transformed 540 places.
[2023-03-21 23:48:52] [INFO ] Transformed 17220 transitions.
[2023-03-21 23:48:52] [INFO ] Parsed PT model containing 540 places and 17220 transitions and 140780 arcs in 879 ms.
Ensure Unique test removed 190 transitions
Reduce redundant transitions removed 190 transitions.
Normalized transition count is 15510 out of 17030 initially.
// Phase 1: matrix 15510 rows 540 cols
[2023-03-21 23:48:54] [INFO ] Computed 79 place invariants in 1213 ms
[2023-03-21 23:48:54] [INFO ] Rough structural analysis with invariants proved 340 places are one safe in 1255 ms (including invariant computation).
[2023-03-21 23:48:54] [INFO ] [Real]Absence check using 53 positive place invariants in 104 ms proved 0 places are One-Safe.
[2023-03-21 23:48:54] [INFO ] [Real]Absence check using 53 positive and 26 generalized place invariants in 111 ms proved 180 places are One-Safe.
[2023-03-21 23:48:54] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
[2023-03-21 23:48:56] [INFO ] [Real] State equation constraints in 1838 ms proved 0 places are One-Safe.
Incomplete random walk after 10000 steps, including 1143 resets, run finished after 1389 ms. (steps per millisecond=7 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Interrupted probabilistic random walk after 16506 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 16506 steps, saw 4827 distinct states, run finished after 3003 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 200 properties.
[2023-03-21 23:49:01] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
// Phase 1: matrix 15510 rows 540 cols
[2023-03-21 23:49:02] [INFO ] Computed 79 place invariants in 1037 ms
[2023-03-21 23:49:04] [INFO ] [Real]Absence check using 53 positive place invariants in 12 ms returned sat
[2023-03-21 23:49:04] [INFO ] [Real]Absence check using 53 positive and 26 generalized place invariants in 38 ms returned sat
[2023-03-21 23:49:05] [INFO ] After 2080ms SMT Verify possible using all constraints in real domain returned unsat :180 sat :0 real:20
[2023-03-21 23:49:05] [INFO ] [Nat]Absence check using 53 positive place invariants in 11 ms returned sat
[2023-03-21 23:49:05] [INFO ] [Nat]Absence check using 53 positive and 26 generalized place invariants in 30 ms returned sat
[2023-03-21 23:49:30] [INFO ] After 24635ms SMT Verify possible using state equation in natural domain returned unsat :180 sat :20
[2023-03-21 23:49:30] [INFO ] State equation strengthened by 8060 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.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-21 23:49:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 23:49:30] [INFO ] After 25532ms SMT Verify possible using all constraints in natural domain returned unsat :180 sat :0 real:20
Fused 200 Parikh solutions to 10 different solutions.
Parikh walk visited 0 properties in 3720 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 17030/17030 transitions.
Applied a total of 0 rules in 4521 ms. Remains 540 /540 variables (removed 0) and now considering 17030/17030 (removed 0) transitions.
[2023-03-21 23:49:39] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
[2023-03-21 23:49:39] [INFO ] Invariant cache hit.
[2023-03-21 23:49:47] [INFO ] Dead Transitions using invariants and state equation in 8608 ms found 1560 transitions.
Found 1560 dead transitions using SMT.
Drop transitions removed 1560 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1560 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 540/540 places, 15470/17030 transitions.
Applied a total of 0 rules in 3480 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16643 ms. Remains : 540/540 places, 15470/17030 transitions.
Interrupted random walk after 339963 steps, including 38940 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 353 ms. (steps per millisecond=283 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 357 ms. (steps per millisecond=280 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 345 ms. (steps per millisecond=289 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 339 ms. (steps per millisecond=294 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 335 ms. (steps per millisecond=298 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 357 ms. (steps per millisecond=280 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 356 ms. (steps per millisecond=280 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 348 ms. (steps per millisecond=287 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 362 ms. (steps per millisecond=276 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 355 ms. (steps per millisecond=281 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 350 ms. (steps per millisecond=285 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 352 ms. (steps per millisecond=284 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 310 ms. (steps per millisecond=322 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 321 ms. (steps per millisecond=311 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 348 resets, run finished after 322 ms. (steps per millisecond=310 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 319 ms. (steps per millisecond=313 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 320 ms. (steps per millisecond=312 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 291 ms. (steps per millisecond=343 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 371 ms. (steps per millisecond=269 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 687754 steps, run timeout after 108001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 687754 steps, saw 179990 distinct states, run finished after 108002 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 20 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-21 23:52:18] [INFO ] Computed 79 place invariants in 2146 ms
[2023-03-21 23:52:18] [INFO ] [Real]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-21 23:52:18] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 52 ms returned sat
[2023-03-21 23:52:18] [INFO ] After 522ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-21 23:52:18] [INFO ] [Nat]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-21 23:52:19] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 46 ms returned sat
[2023-03-21 23:53:03] [INFO ] After 44553ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-21 23:53:03] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-21 23:56:03] [INFO ] After 179915ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-21 23:56:03] [INFO ] After 225054ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 13027 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3340 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3340 ms. Remains : 540/540 places, 15470/15470 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3279 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
[2023-03-21 23:56:23] [INFO ] Invariant cache hit.
[2023-03-21 23:56:26] [INFO ] Implicit Places using invariants in 2598 ms returned []
Implicit Place search using SMT only with invariants took 2601 ms to find 0 implicit places.
[2023-03-21 23:56:26] [INFO ] Invariant cache hit.
[2023-03-21 23:56:34] [INFO ] Dead Transitions using invariants and state equation in 8039 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13932 ms. Remains : 540/540 places, 15470/15470 transitions.
Incomplete random walk after 100000 steps, including 11457 resets, run finished after 9963 ms. (steps per millisecond=10 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-21 23:56:44] [INFO ] Invariant cache hit.
[2023-03-21 23:56:44] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-21 23:56:44] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 40 ms returned sat
[2023-03-21 23:57:09] [INFO ] After 24681ms SMT Verify possible using state equation in real domain returned unsat :0 sat :20
[2023-03-21 23:57:09] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-21 23:58:24] [INFO ] After 74369ms SMT Verify possible using 8020 Read/Feed constraints in real domain returned unsat :0 sat :11
[2023-03-21 23:58:24] [INFO ] After 74372ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-21 23:58:24] [INFO ] After 100073ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :11
Interrupted random walk after 393625 steps, including 45044 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 293 ms. (steps per millisecond=341 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 288 ms. (steps per millisecond=347 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 288 ms. (steps per millisecond=347 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 277 ms. (steps per millisecond=361 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 277 ms. (steps per millisecond=361 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 277 ms. (steps per millisecond=361 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 351 resets, run finished after 269 ms. (steps per millisecond=371 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 269 ms. (steps per millisecond=371 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 346 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 273 ms. (steps per millisecond=366 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 348 ms. (steps per millisecond=287 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 295 ms. (steps per millisecond=338 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 300 ms. (steps per millisecond=333 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 685423 steps, run timeout after 105001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 685423 steps, saw 179269 distinct states, run finished after 105003 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 20 properties.
[2023-03-22 00:00:45] [INFO ] Invariant cache hit.
[2023-03-22 00:00:45] [INFO ] [Real]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-22 00:00:45] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 45 ms returned sat
[2023-03-22 00:00:45] [INFO ] After 486ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-22 00:00:45] [INFO ] [Nat]Absence check using 27 positive place invariants in 7 ms returned sat
[2023-03-22 00:00:45] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 45 ms returned sat
[2023-03-22 00:01:33] [INFO ] After 46994ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-22 00:01:33] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:04:30] [INFO ] After 177389ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:04:30] [INFO ] After 225049ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 20343 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3401 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3402 ms. Remains : 540/540 places, 15470/15470 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3383 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
[2023-03-22 00:04:57] [INFO ] Invariant cache hit.
[2023-03-22 00:05:00] [INFO ] Implicit Places using invariants in 2515 ms returned []
Implicit Place search using SMT only with invariants took 2518 ms to find 0 implicit places.
[2023-03-22 00:05:00] [INFO ] Invariant cache hit.
[2023-03-22 00:05:07] [INFO ] Dead Transitions using invariants and state equation in 7562 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13482 ms. Remains : 540/540 places, 15470/15470 transitions.
Incomplete random walk after 100000 steps, including 11422 resets, run finished after 9565 ms. (steps per millisecond=10 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-22 00:05:17] [INFO ] Invariant cache hit.
[2023-03-22 00:05:17] [INFO ] [Real]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 00:05:17] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 41 ms returned sat
[2023-03-22 00:05:42] [INFO ] After 24636ms SMT Verify possible using state equation in real domain returned unsat :0 sat :20
[2023-03-22 00:05:42] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:06:57] [INFO ] After 75007ms SMT Verify possible using 8020 Read/Feed constraints in real domain returned unsat :0 sat :11
[2023-03-22 00:06:57] [INFO ] After 75010ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-22 00:06:57] [INFO ] After 100060ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :11
Incomplete random walk after 10000 steps, including 1143 resets, run finished after 556 ms. (steps per millisecond=17 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19380 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19380 steps, saw 5686 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:07:01] [INFO ] Invariant cache hit.
[2023-03-22 00:07:01] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:01] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 57 ms returned sat
[2023-03-22 00:07:01] [INFO ] After 174ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:07:01] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:01] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 00:07:20] [INFO ] After 18657ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:07:20] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:07:26] [INFO ] After 6048ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:07:26] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 98 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6641 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:07:34] [INFO ] Computed 79 place invariants in 1381 ms
[2023-03-22 00:07:41] [INFO ] Dead Transitions using invariants and state equation in 8441 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15084 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1134 resets, run finished after 458 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19443 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19443 steps, saw 5652 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:07:45] [INFO ] Invariant cache hit.
[2023-03-22 00:07:45] [INFO ] [Real]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:45] [INFO ] [Real]Absence check using 26 positive and 53 generalized place invariants in 43 ms returned sat
[2023-03-22 00:07:45] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:07:45] [INFO ] [Nat]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:45] [INFO ] [Nat]Absence check using 26 positive and 53 generalized place invariants in 44 ms returned sat
[2023-03-22 00:07:57] [INFO ] After 11881ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:07:57] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:08:08] [INFO ] After 10740ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:08:08] [INFO ] After 22903ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3213 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3213 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3233 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 00:08:14] [INFO ] Invariant cache hit.
[2023-03-22 00:08:18] [INFO ] Implicit Places using invariants in 3190 ms returned [29, 34, 60, 86, 88, 111, 126, 143, 163, 237, 251, 282, 321, 334, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3236 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6531 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 00:08:25] [INFO ] Computed 60 place invariants in 1352 ms
[2023-03-22 00:08:29] [INFO ] Implicit Places using invariants in 4558 ms returned []
Implicit Place search using SMT only with invariants took 4562 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17564 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1678 resets, run finished after 669 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15880 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15880 steps, saw 5916 distinct states, run finished after 3001 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:08:32] [INFO ] Invariant cache hit.
[2023-03-22 00:08:32] [INFO ] [Real]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-22 00:08:33] [INFO ] [Real]Absence check using 20 positive and 40 generalized place invariants in 36 ms returned sat
[2023-03-22 00:08:33] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:08:33] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:08:33] [INFO ] [Nat]Absence check using 20 positive and 40 generalized place invariants in 35 ms returned sat
[2023-03-22 00:08:46] [INFO ] After 13781ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:08:47] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:08:58] [INFO ] After 11004ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:08:58] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 39 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3248 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3248 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3223 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 00:09:04] [INFO ] Invariant cache hit.
[2023-03-22 00:09:07] [INFO ] Implicit Places using invariants in 3056 ms returned []
Implicit Place search using SMT only with invariants took 3081 ms to find 0 implicit places.
[2023-03-22 00:09:07] [INFO ] Invariant cache hit.
[2023-03-22 00:09:15] [INFO ] Dead Transitions using invariants and state equation in 7363 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13670 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1147 resets, run finished after 472 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19703 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19703 steps, saw 5777 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 00:09:20] [INFO ] Computed 79 place invariants in 1738 ms
[2023-03-22 00:09:20] [INFO ] [Real]Absence check using 27 positive place invariants in 24 ms returned sat
[2023-03-22 00:09:20] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 80 ms returned sat
[2023-03-22 00:09:20] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:09:20] [INFO ] [Nat]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 00:09:20] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 00:09:36] [INFO ] After 15610ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:09:36] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:09:45] [INFO ] After 9138ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:09:45] [INFO ] After 25034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 141 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6515 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:09:53] [INFO ] Computed 79 place invariants in 1369 ms
[2023-03-22 00:10:00] [INFO ] Dead Transitions using invariants and state equation in 8653 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15169 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1146 resets, run finished after 480 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19781 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19781 steps, saw 5761 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:10:04] [INFO ] Invariant cache hit.
[2023-03-22 00:10:04] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 00:10:04] [INFO ] [Real]Absence check using 16 positive and 63 generalized place invariants in 49 ms returned sat
[2023-03-22 00:10:04] [INFO ] After 157ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:10:04] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 00:10:04] [INFO ] [Nat]Absence check using 16 positive and 63 generalized place invariants in 49 ms returned sat
[2023-03-22 00:10:18] [INFO ] After 13509ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:10:18] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:10:29] [INFO ] After 10757ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:10:29] [INFO ] After 24585ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 84 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3220 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3220 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3197 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 00:10:35] [INFO ] Invariant cache hit.
[2023-03-22 00:10:38] [INFO ] Implicit Places using invariants in 3074 ms returned [29, 60, 86, 88, 111, 126, 143, 163, 237, 251, 281, 320, 333, 346, 362, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3117 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6505 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 00:10:46] [INFO ] Computed 60 place invariants in 1352 ms
[2023-03-22 00:10:49] [INFO ] Implicit Places using invariants in 4407 ms returned []
Implicit Place search using SMT only with invariants took 4408 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17232 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1683 resets, run finished after 643 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15632 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15632 steps, saw 5845 distinct states, run finished after 3001 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:10:53] [INFO ] Invariant cache hit.
[2023-03-22 00:10:53] [INFO ] [Real]Absence check using 22 positive place invariants in 4 ms returned sat
[2023-03-22 00:10:53] [INFO ] [Real]Absence check using 22 positive and 38 generalized place invariants in 34 ms returned sat
[2023-03-22 00:11:03] [INFO ] After 10101ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:11:03] [INFO ] [Nat]Absence check using 22 positive place invariants in 4 ms returned sat
[2023-03-22 00:11:03] [INFO ] [Nat]Absence check using 22 positive and 38 generalized place invariants in 33 ms returned sat
[2023-03-22 00:11:16] [INFO ] After 12651ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:11:16] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:11:27] [INFO ] After 10841ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:11:27] [INFO ] After 23794ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3213 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3213 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3228 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 00:11:33] [INFO ] Invariant cache hit.
[2023-03-22 00:11:36] [INFO ] Implicit Places using invariants in 3083 ms returned []
Implicit Place search using SMT only with invariants took 3107 ms to find 0 implicit places.
[2023-03-22 00:11:36] [INFO ] Invariant cache hit.
[2023-03-22 00:11:44] [INFO ] Dead Transitions using invariants and state equation in 7279 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13625 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1154 resets, run finished after 484 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19613 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19613 steps, saw 5751 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 00:11:49] [INFO ] Computed 79 place invariants in 1769 ms
[2023-03-22 00:11:49] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:11:49] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 43 ms returned sat
[2023-03-22 00:11:49] [INFO ] After 167ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:11:49] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:11:49] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 41 ms returned sat
[2023-03-22 00:12:05] [INFO ] After 15471ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:12:05] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:12:14] [INFO ] After 9289ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:12:14] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 132 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6513 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:12:23] [INFO ] Computed 79 place invariants in 1698 ms
[2023-03-22 00:12:30] [INFO ] Dead Transitions using invariants and state equation in 8975 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15498 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1145 resets, run finished after 469 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19305 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19305 steps, saw 5665 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:12:33] [INFO ] Invariant cache hit.
[2023-03-22 00:12:33] [INFO ] [Real]Absence check using 17 positive place invariants in 4 ms returned sat
[2023-03-22 00:12:34] [INFO ] [Real]Absence check using 17 positive and 62 generalized place invariants in 57 ms returned sat
[2023-03-22 00:12:45] [INFO ] After 11562ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:12:45] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-22 00:12:45] [INFO ] [Nat]Absence check using 17 positive and 62 generalized place invariants in 52 ms returned sat
[2023-03-22 00:12:57] [INFO ] After 11740ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:12:57] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:13:08] [INFO ] After 10667ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:13:08] [INFO ] After 22691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 164 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3232 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3232 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3239 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 00:13:14] [INFO ] Invariant cache hit.
[2023-03-22 00:13:17] [INFO ] Implicit Places using invariants in 3086 ms returned [29, 34, 60, 86, 88, 112, 127, 144, 164, 238, 252, 282, 321, 334, 347, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3146 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6616 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 00:13:25] [INFO ] Computed 60 place invariants in 1239 ms
[2023-03-22 00:13:28] [INFO ] Implicit Places using invariants in 4242 ms returned []
Implicit Place search using SMT only with invariants took 4252 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17254 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1136 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19464 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19464 steps, saw 5709 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 00:13:34] [INFO ] Computed 79 place invariants in 1792 ms
[2023-03-22 00:13:34] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:13:34] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 00:13:34] [INFO ] After 139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:13:34] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:13:34] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 00:13:52] [INFO ] After 18413ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:13:52] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:13:59] [INFO ] After 6340ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:13:59] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 37 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6534 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:14:07] [INFO ] Computed 79 place invariants in 1152 ms
[2023-03-22 00:14:14] [INFO ] Dead Transitions using invariants and state equation in 8695 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15240 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1148 resets, run finished after 466 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19503 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19503 steps, saw 5697 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:14:18] [INFO ] Invariant cache hit.
[2023-03-22 00:14:18] [INFO ] [Real]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 00:14:18] [INFO ] [Real]Absence check using 26 positive and 53 generalized place invariants in 39 ms returned sat
[2023-03-22 00:14:18] [INFO ] After 140ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:14:18] [INFO ] [Nat]Absence check using 26 positive place invariants in 4 ms returned sat
[2023-03-22 00:14:18] [INFO ] [Nat]Absence check using 26 positive and 53 generalized place invariants in 35 ms returned sat
[2023-03-22 00:14:29] [INFO ] After 11075ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:14:29] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:14:40] [INFO ] After 10872ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:14:40] [INFO ] After 22214ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 28 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3214 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3215 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3236 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 00:14:46] [INFO ] Invariant cache hit.
[2023-03-22 00:14:49] [INFO ] Implicit Places using invariants in 2989 ms returned [29, 34, 60, 88, 111, 126, 143, 163, 238, 252, 282, 321, 334, 347, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3044 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6476 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 00:14:57] [INFO ] Computed 60 place invariants in 1196 ms
[2023-03-22 00:15:00] [INFO ] Implicit Places using invariants in 4189 ms returned []
Implicit Place search using SMT only with invariants took 4219 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16976 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1686 resets, run finished after 663 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15306 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15306 steps, saw 5753 distinct states, run finished after 3001 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:15:04] [INFO ] Invariant cache hit.
[2023-03-22 00:15:04] [INFO ] [Real]Absence check using 19 positive place invariants in 4 ms returned sat
[2023-03-22 00:15:04] [INFO ] [Real]Absence check using 19 positive and 41 generalized place invariants in 32 ms returned sat
[2023-03-22 00:15:04] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:15:04] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2023-03-22 00:15:04] [INFO ] [Nat]Absence check using 19 positive and 41 generalized place invariants in 30 ms returned sat
[2023-03-22 00:15:18] [INFO ] After 13648ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:15:18] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:15:29] [INFO ] After 10676ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:15:29] [INFO ] After 24588ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 34 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3230 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3231 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3208 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 00:15:35] [INFO ] Invariant cache hit.
[2023-03-22 00:15:38] [INFO ] Implicit Places using invariants in 2925 ms returned []
Implicit Place search using SMT only with invariants took 2939 ms to find 0 implicit places.
[2023-03-22 00:15:38] [INFO ] Invariant cache hit.
[2023-03-22 00:15:45] [INFO ] Dead Transitions using invariants and state equation in 7387 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13542 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1143 resets, run finished after 488 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19537 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19537 steps, saw 5723 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 00:15:51] [INFO ] Computed 79 place invariants in 1733 ms
[2023-03-22 00:15:51] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:15:51] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 55 ms returned sat
[2023-03-22 00:15:51] [INFO ] After 152ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:15:51] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 00:15:51] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 40 ms returned sat
[2023-03-22 00:16:05] [INFO ] After 13742ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:16:05] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:16:16] [INFO ] After 10694ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:16:16] [INFO ] After 24751ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 33 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6440 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:16:24] [INFO ] Computed 79 place invariants in 1517 ms
[2023-03-22 00:16:31] [INFO ] Dead Transitions using invariants and state equation in 8824 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15266 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1143 resets, run finished after 508 ms. (steps per millisecond=19 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 18986 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18986 steps, saw 5546 distinct states, run finished after 3002 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:16:34] [INFO ] Invariant cache hit.
[2023-03-22 00:16:35] [INFO ] [Real]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-22 00:16:35] [INFO ] [Real]Absence check using 18 positive and 61 generalized place invariants in 51 ms returned sat
[2023-03-22 00:16:45] [INFO ] After 10367ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:16:45] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-22 00:16:45] [INFO ] [Nat]Absence check using 18 positive and 61 generalized place invariants in 49 ms returned sat
[2023-03-22 00:16:56] [INFO ] After 11384ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:16:57] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:17:07] [INFO ] After 10751ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:17:07] [INFO ] After 22432ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 85 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3378 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3381 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3373 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 00:17:14] [INFO ] Invariant cache hit.
[2023-03-22 00:17:17] [INFO ] Implicit Places using invariants in 3112 ms returned [29, 34, 60, 86, 111, 126, 143, 164, 238, 252, 282, 321, 334, 347, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3155 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6819 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 00:17:25] [INFO ] Computed 60 place invariants in 1088 ms
[2023-03-22 00:17:28] [INFO ] Implicit Places using invariants in 4196 ms returned []
Implicit Place search using SMT only with invariants took 4197 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17547 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1137 resets, run finished after 474 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19376 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19376 steps, saw 5686 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 00:17:34] [INFO ] Computed 79 place invariants in 1795 ms
[2023-03-22 00:17:34] [INFO ] [Real]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 00:17:34] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 00:17:34] [INFO ] After 139ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:17:34] [INFO ] [Nat]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 00:17:34] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 00:17:53] [INFO ] After 19383ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:17:53] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:17:59] [INFO ] After 5353ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:17:59] [INFO ] After 25047ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 131 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6675 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 00:18:07] [INFO ] Computed 79 place invariants in 1205 ms
[2023-03-22 00:18:15] [INFO ] Dead Transitions using invariants and state equation in 9097 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15774 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1142 resets, run finished after 490 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19134 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19134 steps, saw 5599 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:18:18] [INFO ] Invariant cache hit.
[2023-03-22 00:18:18] [INFO ] [Real]Absence check using 23 positive place invariants in 4 ms returned sat
[2023-03-22 00:18:18] [INFO ] [Real]Absence check using 23 positive and 56 generalized place invariants in 41 ms returned sat
[2023-03-22 00:18:18] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 00:18:18] [INFO ] [Nat]Absence check using 23 positive place invariants in 4 ms returned sat
[2023-03-22 00:18:19] [INFO ] [Nat]Absence check using 23 positive and 56 generalized place invariants in 41 ms returned sat
[2023-03-22 00:18:34] [INFO ] After 15024ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 00:18:34] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 00:18:43] [INFO ] After 9746ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 00:18:43] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 136 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3285 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3286 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 14010348 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16065752 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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination OneSafe -timeout 180 -rebuildPNML

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="PhilosophersDyn-PT-20"
export BK_EXAMINATION="OneSafe"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 PhilosophersDyn-PT-20, examination is OneSafe"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r309-tall-167873962700210"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-PT-20.tgz
mv PhilosophersDyn-PT-20 execution
cd execution
if [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "UpperBounds" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] || [ "OneSafe" = "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 [ "OneSafe" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "OneSafe" != "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 "OneSafe.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property OneSafe.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "OneSafe.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 '' OneSafe.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] ; then
echo "FORMULA_NAME OneSafe"
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 ;