About the Execution of ITS-Tools for NoC3x3-PT-8B
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 113106.00 | 0.00 | 0.00 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812300277.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is NoC3x3-PT-8B, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812300277
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 4.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 3.0M 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 NoC3x3-PT-8B-UpperBounds-00
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-01
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-02
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-03
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-04
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-05
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-06
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-07
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-08
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-09
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-10
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-11
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-12
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-13
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-14
FORMULA_NAME NoC3x3-PT-8B-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748855317829
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-8B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-02 09:08:39] [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 09:08:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:08:39] [INFO ] Load time of PNML (sax parser for PT used): 366 ms
[2025-06-02 09:08:39] [INFO ] Transformed 9140 places.
[2025-06-02 09:08:39] [INFO ] Transformed 14577 transitions.
[2025-06-02 09:08:39] [INFO ] Found NUPN structural information;
[2025-06-02 09:08:39] [INFO ] Parsed PT model containing 9140 places and 14577 transitions and 30726 arcs in 567 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 14577 rows 9140 cols
[2025-06-02 09:08:40] [INFO ] Computed 99 invariants in 171 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (5 resets) in 166 ms. (59 steps per ms)
FORMULA NoC3x3-PT-8B-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 140013 steps (28 resets) in 229 ms. (608 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-02 09:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:08:42] [INFO ] [Real]Absence check using 99 positive place invariants in 439 ms returned sat
[2025-06-02 09:08:45] [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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:854)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:08:47] [INFO ] [Real]Absence check using 99 positive place invariants in 470 ms returned sat
[2025-06-02 09:08:50] [INFO ] [Real]Absence check using state equation in 3081 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:08:52] [INFO ] [Real]Absence check using 99 positive place invariants in 445 ms returned sat
[2025-06-02 09:08:55] [INFO ] [Real]Absence check using state equation in 3211 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:08:57] [INFO ] [Real]Absence check using 99 positive place invariants in 439 ms returned sat
[2025-06-02 09:09:00] [INFO ] [Real]Absence check using state equation in 3213 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:02] [INFO ] [Real]Absence check using 99 positive place invariants in 479 ms returned sat
[2025-06-02 09:09:05] [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 4
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:854)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:07] [INFO ] [Real]Absence check using 99 positive place invariants in 436 ms returned sat
[2025-06-02 09:09:10] [INFO ] [Real]Absence check using state equation in 3260 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:12] [INFO ] [Real]Absence check using 99 positive place invariants in 418 ms returned sat
[2025-06-02 09:09:15] [INFO ] [Real]Absence check using state equation in 3124 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:17] [INFO ] [Real]Absence check using 99 positive place invariants in 426 ms returned sat
[2025-06-02 09:09:20] [INFO ] [Real]Absence check using state equation in 3232 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:22] [INFO ] [Real]Absence check using 99 positive place invariants in 412 ms returned sat
[2025-06-02 09:09:25] [INFO ] [Real]Absence check using state equation in 3162 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:27] [INFO ] [Real]Absence check using 99 positive place invariants in 430 ms returned sat
[2025-06-02 09:09:30] [INFO ] [Real]Absence check using state equation in 3095 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:32] [INFO ] [Real]Absence check using 99 positive place invariants in 467 ms returned sat
[2025-06-02 09:09:35] [INFO ] [Real]Absence check using state equation in 3011 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:37] [INFO ] [Real]Absence check using 99 positive place invariants in 455 ms returned sat
[2025-06-02 09:09:40] [INFO ] [Real]Absence check using state equation in 3006 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:42] [INFO ] [Real]Absence check using 99 positive place invariants in 438 ms returned sat
[2025-06-02 09:09:45] [INFO ] [Real]Absence check using state equation in 3070 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-02 09:09:47] [INFO ] [Real]Absence check using 99 positive place invariants in 460 ms returned sat
[2025-06-02 09:09:50] [INFO ] [Real]Absence check using state equation in 3200 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 14 out of 9140 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9140/9140 places, 14577/14577 transitions.
Graph (trivial) has 13714 edges and 9140 vertex of which 2395 / 9140 are part of one of the 33 SCC in 32 ms
Free SCC test removed 2362 places
Drop transitions (Empty/Sink Transition effects.) removed 3752 transitions
Reduce isomorphic transitions removed 3752 transitions.
Graph (complete) has 12302 edges and 6778 vertex of which 6665 are kept as prefixes of interest. Removing 113 places using SCC suffix rule.16 ms
Discarding 113 places :
Also discarding 80 output transitions
Drop transitions (Output transitions of discarded places.) removed 80 transitions
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4189 transitions
Trivial Post-agglo rules discarded 4189 transitions
Performed 4189 trivial Post agglomeration. Transition count delta: 4189
Iterating post reduction 0 with 4293 rules applied. Total rules applied 4295 place count 6665 transition count 6452
Reduce places removed 4189 places and 0 transitions.
Ensure Unique test removed 2366 transitions
Reduce isomorphic transitions removed 2366 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1191 transitions
Trivial Post-agglo rules discarded 1191 transitions
Performed 1191 trivial Post agglomeration. Transition count delta: 1191
Iterating post reduction 1 with 7746 rules applied. Total rules applied 12041 place count 2476 transition count 2895
Reduce places removed 1191 places and 0 transitions.
Ensure Unique test removed 1191 transitions
Reduce isomorphic transitions removed 1191 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 2 with 2418 rules applied. Total rules applied 14459 place count 1285 transition count 1668
Reduce places removed 36 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 3 with 41 rules applied. Total rules applied 14500 place count 1249 transition count 1663
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 14507 place count 1244 transition count 1661
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 39 Pre rules applied. Total rules applied 14507 place count 1244 transition count 1622
Deduced a syphon composed of 39 places in 4 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 5 with 78 rules applied. Total rules applied 14585 place count 1205 transition count 1622
Discarding 359 places :
Symmetric choice reduction at 5 with 359 rule applications. Total rules 14944 place count 846 transition count 1263
Iterating global reduction 5 with 359 rules applied. Total rules applied 15303 place count 846 transition count 1263
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 5 with 56 rules applied. Total rules applied 15359 place count 846 transition count 1207
Performed 61 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 61 Pre rules applied. Total rules applied 15359 place count 846 transition count 1146
Deduced a syphon composed of 61 places in 3 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 6 with 122 rules applied. Total rules applied 15481 place count 785 transition count 1146
Discarding 79 places :
Symmetric choice reduction at 6 with 79 rule applications. Total rules 15560 place count 706 transition count 976
Iterating global reduction 6 with 79 rules applied. Total rules applied 15639 place count 706 transition count 976
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 6 with 23 rules applied. Total rules applied 15662 place count 706 transition count 953
Performed 239 Post agglomeration using F-continuation condition.Transition count delta: 239
Deduced a syphon composed of 239 places in 1 ms
Reduce places removed 239 places and 0 transitions.
Iterating global reduction 7 with 478 rules applied. Total rules applied 16140 place count 467 transition count 714
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 7 with 24 rules applied. Total rules applied 16164 place count 467 transition count 690
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -41
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 16170 place count 464 transition count 731
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 16171 place count 464 transition count 730
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 9 with 20 rules applied. Total rules applied 16191 place count 464 transition count 710
Free-agglomeration rule applied 207 times.
Iterating global reduction 9 with 207 rules applied. Total rules applied 16398 place count 464 transition count 503
Reduce places removed 207 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Graph (complete) has 821 edges and 257 vertex of which 250 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 0 output transitions
Iterating post reduction 9 with 221 rules applied. Total rules applied 16619 place count 250 transition count 490
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 10 with 7 rules applied. Total rules applied 16626 place count 250 transition count 483
Drop transitions (Redundant composition of simpler transitions.) removed 162 transitions
Redundant transition composition rules discarded 162 transitions
Iterating global reduction 11 with 162 rules applied. Total rules applied 16788 place count 250 transition count 321
Reduce places removed 8 places and 0 transitions.
Graph (complete) has 644 edges and 242 vertex of which 220 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.0 ms
Discarding 22 places :
Also discarding 0 output transitions
Iterating post reduction 11 with 9 rules applied. Total rules applied 16797 place count 220 transition count 321
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 12 with 22 rules applied. Total rules applied 16819 place count 220 transition count 299
Partial Free-agglomeration rule applied 24 times.
Drop transitions (Partial Free agglomeration) removed 24 transitions
Iterating global reduction 13 with 24 rules applied. Total rules applied 16843 place count 220 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 16844 place count 220 transition count 298
Applied a total of 16844 rules in 625 ms. Remains 220 /9140 variables (removed 8920) and now considering 298/14577 (removed 14279) transitions.
Running 289 sub problems to find dead transitions.
// Phase 1: matrix 298 rows 220 cols
[2025-06-02 09:09:51] [INFO ] Computed 58 invariants in 2 ms
[2025-06-02 09:09:51] [INFO ] State equation strengthened by 186 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 289 unsolved
At refinement iteration 1 (OVERLAPS) 1/220 variables, 58/58 constraints. Problems are: Problem set: 0 solved, 289 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/220 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 289 unsolved
Problem TDEAD280 is UNSAT
At refinement iteration 3 (OVERLAPS) 298/518 variables, 220/278 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/518 variables, 186/464 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/518 variables, 0/464 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 6 (OVERLAPS) 0/518 variables, 0/464 constraints. Problems are: Problem set: 1 solved, 288 unsolved
No progress, stopping.
After SMT solving in domain Real declared 518/518 variables, and 464 constraints, problems are : Problem set: 1 solved, 288 unsolved in 14558 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 220/220 constraints, ReadFeed: 186/186 constraints, PredecessorRefiner: 289/289 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 288 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/219 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 1 (OVERLAPS) 1/220 variables, 58/58 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/220 variables, 0/58 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 3 (OVERLAPS) 298/518 variables, 220/278 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/518 variables, 186/464 constraints. Problems are: Problem set: 1 solved, 288 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/518 variables, 288/752 constraints. Problems are: Problem set: 1 solved, 288 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:10:17] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:10:17] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:10:17] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 3/755 constraints. Problems are: Problem set: 1 solved, 288 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 518/518 variables, and 755 constraints, problems are : Problem set: 1 solved, 288 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 220/220 constraints, ReadFeed: 186/186 constraints, PredecessorRefiner: 288/289 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 34805ms problems are : Problem set: 1 solved, 288 unsolved
Search for dead transitions found 1 dead transitions in 34815ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 220/9140 places, 297/14577 transitions.
Applied a total of 0 rules in 9 ms. Remains 220 /220 variables (removed 0) and now considering 297/297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35465 ms. Remains : 220/9140 places, 297/14577 transitions.
// Phase 1: matrix 297 rows 220 cols
[2025-06-02 09:10:26] [INFO ] Computed 58 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 3140 ms. (318 steps per ms)
FORMULA NoC3x3-PT-8B-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-8B-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 978 ms. (1021 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 09:10:30] [INFO ] Flatten gal took : 70 ms
[2025-06-02 09:10:30] [INFO ] Flatten gal took : 32 ms
[2025-06-02 09:10:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6686534242474141564.gal : 16 ms
[2025-06-02 09:10:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3713316901097392461.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6686534242474141564.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3713316901097392461.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_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.ensureOpen(BufferedInputStream.java:206)
at java.base/java.io.BufferedInputStream.implRead(BufferedInputStream.java:411)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:405)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:350)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:393)
at java.base/sun.nio.cs.StreamDecoder.lockedRead(StreamDecoder.java:217)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:171)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:188)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:160)
at java.base/java.io.BufferedReader.implReadLine(BufferedReader.java:370)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:347)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:436)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:1583)
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 111830 ms.
BK_STOP 1748855430935
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NoC3x3-PT-8B"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$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 itstools"
echo " Input is NoC3x3-PT-8B, 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 r142-tall-174876812300277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-8B.tgz
mv NoC3x3-PT-8B 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 '
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 ;