Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r167-tall-174881266000009.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is Philosophers-COL-002000, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r167-tall-174881266000009
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 96K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Philosophers-COL-002000-UpperBounds-00
FORMULA_NAME Philosophers-COL-002000-UpperBounds-01
FORMULA_NAME Philosophers-COL-002000-UpperBounds-02
FORMULA_NAME Philosophers-COL-002000-UpperBounds-03
FORMULA_NAME Philosophers-COL-002000-UpperBounds-04
FORMULA_NAME Philosophers-COL-002000-UpperBounds-05
FORMULA_NAME Philosophers-COL-002000-UpperBounds-06
FORMULA_NAME Philosophers-COL-002000-UpperBounds-07
FORMULA_NAME Philosophers-COL-002000-UpperBounds-08
FORMULA_NAME Philosophers-COL-002000-UpperBounds-09
FORMULA_NAME Philosophers-COL-002000-UpperBounds-10
FORMULA_NAME Philosophers-COL-002000-UpperBounds-11
FORMULA_NAME Philosophers-COL-002000-UpperBounds-12
FORMULA_NAME Philosophers-COL-002000-UpperBounds-13
FORMULA_NAME Philosophers-COL-002000-UpperBounds-14
FORMULA_NAME Philosophers-COL-002000-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748889084049

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-002000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202405141337
[2025-06-02 18:31:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 18:31:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 18:31:25] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-02 18:31:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 18:31:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 581 ms
[2025-06-02 18:31:26] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 21 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduction of identical properties reduced properties to check from 16 to 5
[2025-06-02 18:31:26] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 3 ms.
[2025-06-02 18:31:26] [INFO ] Skeletonized 5 HLPN properties in 0 ms.
// Phase 1: matrix 5 rows 5 cols
[2025-06-02 18:31:26] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 2000, 0, 2000, 0] Max Struct:[1000, 2000, 2000, 2000, 2000]
FORMULA Philosophers-COL-002000-UpperBounds-09 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-03 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-08 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-14 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-15 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-02 2000 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2025-06-02 18:31:26] [INFO ] Invariant cache hit.
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-06-02 18:31:26] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-02 18:31:26] [INFO ] Added : 1 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 8 ms.
[2025-06-02 18:31:26] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 18:31:26] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 18:31:26] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-02 18:31:26] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-02 18:31:26] [INFO ] Added : 1 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 2 ms.
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-02 18:31:26] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 18:31:26] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 2 ms.
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-02 18:31:26] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-02 18:31:26] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-02 18:31:26] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 3 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0] Max Struct:[1000, 2000, 2000]
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 2000) 2000) 2000)]] contains successor/predecessor on variables of sort Philo
[2025-06-02 18:31:26] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions 32000 arcs in 186 ms.
[2025-06-02 18:31:26] [INFO ] Unfolded 3 HLPN properties in 14 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[1000, 2000, 2000]
// Phase 1: matrix 10000 rows 10000 cols
[2025-06-02 18:31:26] [INFO ] Computed 4000 invariants in 101 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1000, 2000, 2000]
RANDOM walk for 10000 steps (2 resets) in 6157 ms. (1 steps per ms)
BEST_FIRST walk for 30003 steps (6 resets) in 3250 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[307, 624, 640] Max Struct:[1000, 2000, 2000]
[2025-06-02 18:31:36] [INFO ] Invariant cache hit.
[2025-06-02 18:31:38] [INFO ] [Real]Absence check using 4000 positive place invariants in 1209 ms returned sat
[2025-06-02 18:31:41] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:851)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-02 18:31:44] [INFO ] [Real]Absence check using 4000 positive place invariants in 1971 ms returned sat
[2025-06-02 18:31:46] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:851)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-02 18:31:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 1894 ms returned sat
[2025-06-02 18:31:51] [INFO ] [Real]Absence check using state equation in 2058 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[307, 624, 640] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[307, 624, 640] Max Struct:[1000, 2000, 2000]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 672 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 684 ms. Remains : 10000/10000 places, 10000/10000 transitions.
[2025-06-02 18:31:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[307, 624, 640] Max Struct:[1000, 2000, 2000]
RANDOM walk for 99469 steps (0 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 143695 steps (0 resets) in 15151 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[307, 839, 1189] Max Struct:[1000, 2000, 2000]
[2025-06-02 18:32:37] [INFO ] Invariant cache hit.
[2025-06-02 18:32:39] [INFO ] [Real]Absence check using 4000 positive place invariants in 1252 ms returned sat
[2025-06-02 18:32:45] [INFO ] [Real]Absence check using state equation in 6191 ms returned sat
[2025-06-02 18:32:47] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 527 ms.
[2025-06-02 18:33:06] [INFO ] Added : 185 causal constraints over 37 iterations in 20212 ms.(timeout) Result :sat
Minimization took 4521 ms.
[2025-06-02 18:33:15] [INFO ] [Real]Absence check using 4000 positive place invariants in 2394 ms returned sat
[2025-06-02 18:33:21] [INFO ] [Real]Absence check using state equation in 6571 ms returned sat
[2025-06-02 18:33:23] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 435 ms.
[2025-06-02 18:33:43] [INFO ] Added : 180 causal constraints over 36 iterations in 20602 ms.(timeout) Result :sat
Minimization took 4508 ms.
[2025-06-02 18:33:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 2994 ms returned sat
[2025-06-02 18:33:58] [INFO ] [Real]Absence check using state equation in 6834 ms returned sat
[2025-06-02 18:34:00] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 427 ms.
[2025-06-02 18:34:20] [INFO ] Added : 174 causal constraints over 35 iterations in 20839 ms. Result :sat
Minimization took 6801 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[307, 839, 1189] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[307, 839, 1189] Max Struct:[1000, 2000, 2000]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 484 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 484 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 264 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 18:34:28] [INFO ] Invariant cache hit.
[2025-06-02 18:34:34] [INFO ] Implicit Places using invariants in 5677 ms returned []
Implicit Place search using SMT only with invariants took 5681 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 18:34:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30208 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30123 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints]
After SMT, in 65769ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 65853ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71828 ms. Remains : 10000/10000 places, 10000/10000 transitions.
[2025-06-02 18:35:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[307, 839, 1189] Max Struct:[1000, 2000, 2000]
RANDOM walk for 105713 steps (0 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 149673 steps (0 resets) in 15216 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[307, 1042, 1189] Max Struct:[1000, 2000, 2000]
[2025-06-02 18:36:25] [INFO ] Invariant cache hit.
[2025-06-02 18:36:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 1403 ms returned sat
[2025-06-02 18:36:34] [INFO ] [Real]Absence check using state equation in 7026 ms returned sat
[2025-06-02 18:36:36] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 453 ms.
[2025-06-02 18:36:55] [INFO ] Added : 175 causal constraints over 35 iterations in 20074 ms.(timeout) Result :sat
Minimization took 4509 ms.
[2025-06-02 18:37:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 3217 ms returned sat
[2025-06-02 18:37:13] [INFO ] [Real]Absence check using state equation in 8515 ms returned sat
[2025-06-02 18:37:14] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 405 ms.
[2025-06-02 18:37:34] [INFO ] Added : 180 causal constraints over 36 iterations in 20314 ms.(timeout) Result :sat
Minimization took 5126 ms.
[2025-06-02 18:37:44] [INFO ] [Real]Absence check using 4000 positive place invariants in 3034 ms returned sat
[2025-06-02 18:37:50] [INFO ] [Real]Absence check using state equation in 6528 ms returned sat
[2025-06-02 18:37:51] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 381 ms.
[2025-06-02 18:38:12] [INFO ] Added : 174 causal constraints over 35 iterations in 20777 ms. Result :sat
Minimization took 6939 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[307, 1042, 1189] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[307, 1042, 1189] Max Struct:[1000, 2000, 2000]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 285 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 285 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 268 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 18:38:20] [INFO ] Invariant cache hit.
[2025-06-02 18:38:27] [INFO ] Implicit Places using invariants in 7096 ms returned []
Implicit Place search using SMT only with invariants took 7101 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 18:38:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30116 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints]
After SMT, in 65545ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 65602ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72995 ms. Remains : 10000/10000 places, 10000/10000 transitions.
[2025-06-02 18:39:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[307, 1042, 1189] Max Struct:[1000, 2000, 2000]
RANDOM walk for 97949 steps (0 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 149673 steps (0 resets) in 15174 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
[2025-06-02 18:40:18] [INFO ] Invariant cache hit.
[2025-06-02 18:40:20] [INFO ] [Real]Absence check using 4000 positive place invariants in 1289 ms returned sat
[2025-06-02 18:40:28] [INFO ] [Real]Absence check using state equation in 7735 ms returned sat
[2025-06-02 18:40:29] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 408 ms.
[2025-06-02 18:40:49] [INFO ] Added : 180 causal constraints over 36 iterations in 20805 ms.(timeout) Result :sat
Minimization took 4508 ms.
[2025-06-02 18:40:59] [INFO ] [Real]Absence check using 4000 positive place invariants in 3428 ms returned sat
[2025-06-02 18:41:05] [INFO ] [Real]Absence check using state equation in 6408 ms returned sat
[2025-06-02 18:41:06] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 402 ms.
[2025-06-02 18:41:27] [INFO ] Added : 180 causal constraints over 36 iterations in 20698 ms.(timeout) Result :sat
Minimization took 6266 ms.
[2025-06-02 18:41:37] [INFO ] [Real]Absence check using 4000 positive place invariants in 3122 ms returned sat
[2025-06-02 18:41:46] [INFO ] [Real]Absence check using state equation in 8322 ms returned sat
[2025-06-02 18:41:47] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 428 ms.
[2025-06-02 18:42:07] [INFO ] Added : 170 causal constraints over 34 iterations in 20133 ms.(timeout) Result :sat
Minimization took 7723 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 259 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 259 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 295 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 18:42:15] [INFO ] Invariant cache hit.
[2025-06-02 18:42:21] [INFO ] Implicit Places using invariants in 5964 ms returned []
Implicit Place search using SMT only with invariants took 5965 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 18:42:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30120 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30126 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints]
After SMT, in 65550ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 65606ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71883 ms. Remains : 10000/10000 places, 10000/10000 transitions.
[2025-06-02 18:43:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
RANDOM walk for 97739 steps (0 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 149673 steps (0 resets) in 15176 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
[2025-06-02 18:44:12] [INFO ] Invariant cache hit.
[2025-06-02 18:44:15] [INFO ] [Real]Absence check using 4000 positive place invariants in 1370 ms returned sat
[2025-06-02 18:44:21] [INFO ] [Real]Absence check using state equation in 6201 ms returned sat
[2025-06-02 18:44:22] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 443 ms.
[2025-06-02 18:44:42] [INFO ] Added : 175 causal constraints over 35 iterations in 20034 ms.(timeout) Result :sat
Minimization took 4507 ms.
[2025-06-02 18:44:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 3519 ms returned sat
[2025-06-02 18:44:58] [INFO ] [Real]Absence check using state equation in 7198 ms returned sat
[2025-06-02 18:45:00] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 437 ms.
[2025-06-02 18:45:19] [INFO ] Added : 175 causal constraints over 35 iterations in 20192 ms.(timeout) Result :sat
Minimization took 6269 ms.
[2025-06-02 18:45:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 3251 ms returned sat
[2025-06-02 18:45:40] [INFO ] [Real]Absence check using state equation in 9187 ms returned sat
[2025-06-02 18:45:41] [INFO ] Computed and/alt/rep : 6000/8000/6000 causal constraints (skipped 0 transitions) in 436 ms.
[2025-06-02 18:46:00] [INFO ] Added : 170 causal constraints over 34 iterations in 20052 ms.(timeout) Result :sat
Minimization took 7181 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 251 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 251 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 245 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 18:46:09] [INFO ] Invariant cache hit.
[2025-06-02 18:46:14] [INFO ] Implicit Places using invariants in 5545 ms returned []
Implicit Place search using SMT only with invariants took 5546 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 18:46:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30094 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30102 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints]
After SMT, in 65389ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 65442ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71249 ms. Remains : 10000/10000 places, 10000/10000 transitions.
[2025-06-02 18:47:22] [INFO ] Flatten gal took : 1761 ms
[2025-06-02 18:47:23] [INFO ] Flatten gal took : 1088 ms
[2025-06-02 18:47:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6554374444484239214.gal : 285 ms
[2025-06-02 18:47:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11808600271551189924.prop : 153 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6554374444484239214.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11808600271551189924.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11808600271551189924.prop.
RANDOM walk for 40000 steps (8 resets) in 60595 ms. (0 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5467 ms. (7 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4943 ms. (8 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6235 ms. (6 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4778 ms. (8 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6461 ms. (6 steps per ms) remains 5/5 properties
[2025-06-02 18:47:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 4000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5032 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 4000 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5035 ms.
Refiners :[Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 5/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 10943ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 256 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 258 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 39396 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4749 ms. (8 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5391 ms. (7 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6167 ms. (6 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5208 ms. (7 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6303 ms. (6 steps per ms) remains 5/5 properties
Detected timeout of ITS tools.
[2025-06-02 18:48:14] [INFO ] Flatten gal took : 286 ms
[2025-06-02 18:48:14] [INFO ] Applying decomposition
[2025-06-02 18:48:14] [INFO ] Flatten gal took : 275 ms
[2025-06-02 18:48:33] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.util.concurrent.TimeoutException: Subprocess running '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14342776951928962136.txt' '-o' '/tmp/graph14342776951928962136.bin' '-w' '/tmp/graph14342776951928962136.weights' killed by timeout after 10 SECONDS
at fr.lip6.move.gal.process.Runner.waitForOrTimeout(Runner.java:76)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:47)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:27)
at fr.lip6.move.gal.louvain.GraphBuilder.convertGraphToBin(GraphBuilder.java:258)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:189)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:157)
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:114)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:719)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:71)
at java.base/java.lang.Thread.run(Thread.java:840)
[2025-06-02 18:48:34] [INFO ] Flatten gal took : 267 ms
[2025-06-02 18:48:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12831418910894350003.gal : 48 ms
[2025-06-02 18:48:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11898919393979592009.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12831418910894350003.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11898919393979592009.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11898919393979592009.prop.
Interrupted probabilistic random walk after 187751 steps, run timeout after 51308 ms. (steps per millisecond=3 ) properties seen :0 out of 5
Probabilistic random walk after 187751 steps, saw 187646 distinct states, run finished after 51313 ms. (steps per millisecond=3 ) properties seen :0
[2025-06-02 18:49:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 4000/10000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Detected timeout of ITS tools.
At refinement iteration 2 (INCLUDED_ONLY) 0/10000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 46076ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 265 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 265 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 241 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 18:49:50] [INFO ] Invariant cache hit.
[2025-06-02 18:49:56] [INFO ] Implicit Places using invariants in 5673 ms returned []
Implicit Place search using SMT only with invariants took 5676 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 18:49:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30102 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 6000/6000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8000/20000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 6000 unsolved in 30104 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 0/6000 constraints, Known Traps: 0/0 constraints]
After SMT, in 66464ms problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 66525ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72457 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[307, 1254, 1189] Max Struct:[1000, 2000, 2000]
Starting property specific reduction for Philosophers-COL-002000-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1000]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1000]
[2025-06-02 18:51:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1000]
RANDOM walk for 10000 steps (2 resets) in 4177 ms. (2 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 1285 ms. (7 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[301] Max Struct:[1000]
[2025-06-02 18:51:08] [INFO ] Invariant cache hit.
[2025-06-02 18:51:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 1272 ms returned sat
[2025-06-02 18:51:13] [INFO ] [Real]Absence check using state equation in 2788 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[301] Max Struct:[1000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[301] Max Struct:[1000]
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Free-agglomeration rule (complex) applied 4000 times.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 10000 transition count 6000
Reduce places removed 4000 places and 0 transitions.
Ensure Unique test removed 2000 transitions
Reduce isomorphic transitions removed 2000 transitions.
Iterating post reduction 0 with 6000 rules applied. Total rules applied 10000 place count 6000 transition count 4000
Applied a total of 10000 rules in 2524 ms. Remains 6000 /10000 variables (removed 4000) and now considering 4000/10000 (removed 6000) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2524 ms. Remains : 6000/10000 places, 4000/10000 transitions.
// Phase 1: matrix 4000 rows 6000 cols
[2025-06-02 18:51:15] [INFO ] Computed 4000 invariants in 20 ms
Current structural bounds on expressions (after invariants) : Max Seen:[301] Max Struct:[1000]
RANDOM walk for 90159 steps (0 resets) in 30001 ms. (3 steps per ms)
BEST_FIRST walk for 38678 steps (0 resets) in 5076 ms. (7 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[595] Max Struct:[1000]
[2025-06-02 18:51:50] [INFO ] Invariant cache hit.
[2025-06-02 18:51:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 1379 ms returned sat
[2025-06-02 18:51:55] [INFO ] [Real]Absence check using state equation in 2505 ms returned sat
[2025-06-02 18:51:55] [INFO ] Computed and/alt/rep : 2000/2000/2000 causal constraints (skipped 0 transitions) in 162 ms.
[2025-06-02 18:51:56] [INFO ] Added : 0 causal constraints over 0 iterations in 571 ms. Result :sat
Minimization took 625 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[595] Max Struct:[1000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1000] Max Struct:[1000]
Support contains 2000 out of 6000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6000/6000 places, 4000/4000 transitions.
Applied a total of 0 rules in 210 ms. Remains 6000 /6000 variables (removed 0) and now considering 4000/4000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 210 ms. Remains : 6000/6000 places, 4000/4000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6000/6000 places, 4000/4000 transitions.
Applied a total of 0 rules in 431 ms. Remains 6000 /6000 variables (removed 0) and now considering 4000/4000 (removed 0) transitions.
[2025-06-02 18:52:23] [INFO ] Invariant cache hit.
[2025-06-02 18:52:28] [INFO ] Implicit Places using invariants in 4879 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 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1502, 1503, 1504, 1505, 1506, 1507, 1508, 1509, 1510, 1511, 1512, 1513, 1514, 1515, 1516, 1517, 1518, 1519, 1520, 1521, 1522, 1523, 1524, 1525, 1526, 1527, 1528, 1529, 1530, 1531, 1532, 1533, 1534, 1535, 1536, 1537, 1538, 1539, 1540, 1541, 1542, 1543, 1544, 1545, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1557, 1558, 1559, 1560, 1561, 1562, 1563, 1564, 1565, 1566, 1567, 1568, 1569, 1570, 1571, 1572, 1573, 1574, 1575, 1576, 1577, 1578, 1579, 1580, 1581, 1582, 1583, 1584, 1585, 1586, 1587, 1588, 1589, 1590, 1591, 1592, 1593, 1594, 1595, 1596, 1597, 1598, 1599, 1600, 1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615, 1616, 1617, 1618, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1630, 1631, 1632, 1633, 1634, 1635, 1636, 1637, 1638, 1639, 1640, 1641, 1642, 1643, 1644, 1645, 1646, 1647, 1648, 1649, 1650, 1651, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1691, 1692, 1693, 1694, 1695, 1696, 1697, 1698, 1699, 1700, 1701, 1702, 1703, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1720, 1721, 1722, 1723, 1724, 1725, 1726, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1739, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1805, 1806, 1807, 1808, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1840, 1841, 1842, 1843, 1844, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890, 1891, 1892, 1893, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999]
Discarding 2000 places :
Implicit Place search using SMT only with invariants took 4967 ms to find 2000 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 4000/6000 places, 4000/4000 transitions.
Applied a total of 0 rules in 108 ms. Remains 4000 /4000 variables (removed 0) and now considering 4000/4000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 5507 ms. Remains : 4000/6000 places, 4000/4000 transitions.
// Phase 1: matrix 4000 rows 4000 cols
[2025-06-02 18:52:28] [INFO ] Computed 2000 invariants in 17 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1000] Max Struct:[1000]
FORMULA Philosophers-COL-002000-UpperBounds-01 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-04 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-06 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-07 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-10 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-UpperBounds-00 1000 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 188562 steps (0 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-02 18:52:58] [INFO ] Flatten gal took : 90 ms
[2025-06-02 18:52:59] [INFO ] Flatten gal took : 91 ms
[2025-06-02 18:52:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6109473333126169388.gal : 18 ms
[2025-06-02 18:52:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1140548771609962505.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6109473333126169388.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1140548771609962505.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for Philosophers-COL-002000-UpperBounds-00 in 116522 ms.
Starting property specific reduction for Philosophers-COL-002000-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2000]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2000]
// Phase 1: matrix 10000 rows 10000 cols
[2025-06-02 18:52:59] [INFO ] Computed 4000 invariants in 32 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2000]
RANDOM walk for 10000 steps (2 resets) in 4199 ms. (2 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 1030 ms. (9 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[635] Max Struct:[2000]
[2025-06-02 18:53:04] [INFO ] Invariant cache hit.
[2025-06-02 18:53:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 2038 ms returned sat
[2025-06-02 18:53:09] [INFO ] [Real]Absence check using state equation in 1956 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[635] Max Struct:[2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[635] Max Struct:[2000]
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Performed 2000 Post agglomeration using F-continuation condition.Transition count delta: 2000
Deduced a syphon composed of 2000 places in 1 ms
Reduce places removed 2000 places and 0 transitions.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 8000 transition count 8000
Free-agglomeration rule (complex) applied 2000 times.
Iterating global reduction 0 with 2000 rules applied. Total rules applied 6000 place count 8000 transition count 6000
Reduce places removed 2000 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2000 transitions
Reduce isomorphic transitions removed 2000 transitions.
Iterating post reduction 0 with 4000 rules applied. Total rules applied 10000 place count 6000 transition count 4000
Applied a total of 10000 rules in 2479 ms. Remains 6000 /10000 variables (removed 4000) and now considering 4000/10000 (removed 6000) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2479 ms. Remains : 6000/10000 places, 4000/10000 transitions.
// Phase 1: matrix 4000 rows 6000 cols
[2025-06-02 18:53:11] [INFO ] Computed 4000 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[635] Max Struct:[2000]
RANDOM walk for 88374 steps (17 resets) in 30001 ms. (2 steps per ms)
FORMULA Philosophers-COL-002000-UpperBounds-12 2000 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-002000-UpperBounds-13 2000 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-002000-UpperBounds-05 2000 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 42021 steps (0 resets) in 5043 ms. (8 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 7 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-02 18:53:47] [INFO ] Flatten gal took : 120 ms
[2025-06-02 18:53:47] [INFO ] Flatten gal took : 133 ms
[2025-06-02 18:53:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5659586241482640515.gal : 20 ms
[2025-06-02 18:53:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10640711094815529118.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5659586241482640515.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10640711094815529118.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for Philosophers-COL-002000-UpperBounds-05 in 48173 ms.
Starting property specific reduction for Philosophers-COL-002000-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2000]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2000]
// Phase 1: matrix 10000 rows 10000 cols
[2025-06-02 18:53:47] [INFO ] Computed 4000 invariants in 33 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2000]
RANDOM walk for 10000 steps (2 resets) in 4154 ms. (2 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 1239 ms. (8 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[638] Max Struct:[2000]
[2025-06-02 18:53:52] [INFO ] Invariant cache hit.
[2025-06-02 18:53:55] [INFO ] [Real]Absence check using 4000 positive place invariants in 1991 ms returned sat
[2025-06-02 18:53:57] [INFO ] [Real]Absence check using state equation in 1973 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[638] Max Struct:[2000]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[638] Max Struct:[2000]
Support contains 2000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Performed 2000 Post agglomeration using F-continuation condition.Transition count delta: 2000
Deduced a syphon composed of 2000 places in 13 ms
Reduce places removed 2000 places and 0 transitions.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 8000 transition count 8000
Free-agglomeration rule (complex) applied 2000 times.
Iterating global reduction 0 with 2000 rules applied. Total rules applied 6000 place count 8000 transition count 6000
Reduce places removed 2000 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2000 transitions
Reduce isomorphic transitions removed 2000 transitions.
Iterating post reduction 0 with 4000 rules applied. Total rules applied 10000 place count 6000 transition count 4000
Applied a total of 10000 rules in 2027 ms. Remains 6000 /10000 variables (removed 4000) and now considering 4000/10000 (removed 6000) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2027 ms. Remains : 6000/10000 places, 4000/10000 transitions.
// Phase 1: matrix 4000 rows 6000 cols
[2025-06-02 18:53:59] [INFO ] Computed 4000 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[638] Max Struct:[2000]
RANDOM walk for 92262 steps (18 resets) in 30001 ms. (3 steps per ms)
FORMULA Philosophers-COL-002000-UpperBounds-11 2000 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 42021 steps (0 resets) in 5065 ms. (8 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 7 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-02 18:54:35] [INFO ] Flatten gal took : 94 ms
[2025-06-02 18:54:35] [INFO ] Flatten gal took : 102 ms
[2025-06-02 18:54:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4050466011946250865.gal : 20 ms
[2025-06-02 18:54:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1465276384210626041.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4050466011946250865.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1465276384210626041.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for Philosophers-COL-002000-UpperBounds-11 in 47842 ms.
[2025-06-02 18:54:35] [INFO ] Flatten gal took : 242 ms
Total runtime 1390153 ms.

BK_STOP 1748890475501

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="Philosophers-COL-002000"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is Philosophers-COL-002000, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r167-tall-174881266000009"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;