About the Execution of ITS-Tools for HexagonalGrid-PT-816
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12034.955 | 1961328.00 | 2602773.00 | 32353.00 | 1 12 12 1 12 1 12 1 1 12 1 1 1 12 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r146-tall-177961074400725.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is HexagonalGrid-PT-816, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074400725
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.0M
-rw-r--r-- 1 mcc users 8.0K Mar 7 13:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 13:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 7 13:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 7 13:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 10:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 15 10:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Mar 7 13:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 61K Mar 7 13:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 7 13:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 117K Mar 7 13:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rwxr-xr-x 1 mcc users 2.6M Mar 3 18:30 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 HexagonalGrid-PT-816-UpperBounds-00
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-01
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-02
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-03
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-04
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-05
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-06
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-07
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-08
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-09
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-10
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-11
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-12
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-13
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-14
FORMULA_NAME HexagonalGrid-PT-816-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779747788907
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HexagonalGrid-PT-816
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 22:23:10] [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]
[2026-05-25 22:23:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 22:23:10] [INFO ] Load time of PNML (sax parser for PT used): 256 ms
[2026-05-25 22:23:10] [INFO ] Transformed 3391 places.
[2026-05-25 22:23:10] [INFO ] Transformed 6174 transitions.
[2026-05-25 22:23:10] [INFO ] Parsed PT model containing 3391 places and 6174 transitions and 24696 arcs in 376 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 6, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 6, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1261038766812365267.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13323946031001611833.kers'
[2026-05-25 22:23:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1261038766812365267.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13323946031001611833.kers]
Culling duplicate invariants (modulo rational): removing 1104 columns.
Culled 1104 columns in 6 ms.
// Phase 1: matrix 6174 rows 2287 cols 18432 entries
Finished phase 1 with 2117 SingleSign rule and 0 generalized
[2026-05-25 22:23:10] [INFO ] Computed 1274 invariants in 47 ms
Computed 1274 P flows in 48 ms.
Exported basis to /tmp/petrispot-output-13323946031001611833.kers
Total runtime 53 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 6, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0] Max Struct:[1, 12, 12, 1, 12, 1, 12, 1, 1, 12, 1, 1, 1, 12, 1, 1]
FORMULA HexagonalGrid-PT-816-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-816-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-816-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-816-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HexagonalGrid-PT-816-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (2 resets) in 2353 ms. (4 steps per ms)
FORMULA HexagonalGrid-PT-816-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HexagonalGrid-PT-816-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HexagonalGrid-PT-816-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HexagonalGrid-PT-816-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA HexagonalGrid-PT-816-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60006 steps (12 resets) in 1979 ms. (30 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10, 2, 4, 2, 2, 2] Max Struct:[12, 12, 12, 12, 12, 12]
[2026-05-25 22:23:15] [INFO ] Invariant cache hit.
[2026-05-25 22:23:15] [INFO ] [Real]Absence check using 1274 positive place invariants in 303 ms returned sat
[2026-05-25 22:23:17] [INFO ] [Real]Absence check using state equation in 2005 ms returned sat
[2026-05-25 22:23:18] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 271 ms.
[2026-05-25 22:23:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 22:23:20] [INFO ] [Real]Absence check using 1274 positive place invariants in 278 ms returned sat
[2026-05-25 22:23:22] [INFO ] [Real]Absence check using state equation in 1970 ms returned sat
[2026-05-25 22:23:23] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 268 ms.
[2026-05-25 22:23:25] [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: Stream close... 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: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 22:23:25] [INFO ] [Real]Absence check using 1274 positive place invariants in 263 ms returned sat
[2026-05-25 22:23:27] [INFO ] [Real]Absence check using state equation in 1973 ms returned sat
[2026-05-25 22:23:28] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 262 ms.
[2026-05-25 22:23:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 22:23:31] [INFO ] [Nat]Absence check using 1274 positive place invariants in 272 ms returned sat
[2026-05-25 22:23:33] [INFO ] [Nat]Absence check using state equation in 2024 ms returned sat
[2026-05-25 22:23:34] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 282 ms.
[2026-05-25 22:23:35] [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: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 22:23:35] [INFO ] [Real]Absence check using 1274 positive place invariants in 270 ms returned sat
[2026-05-25 22:23:37] [INFO ] [Real]Absence check using state equation in 1965 ms returned sat
[2026-05-25 22:23:38] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 280 ms.
[2026-05-25 22:23:40] [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: Stream close... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-25 22:23:40] [INFO ] [Real]Absence check using 1274 positive place invariants in 248 ms returned sat
[2026-05-25 22:23:42] [INFO ] [Real]Absence check using state equation in 1950 ms returned sat
[2026-05-25 22:23:43] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 273 ms.
[2026-05-25 22:23:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 22:23:45] [INFO ] [Nat]Absence check using 1274 positive place invariants in 260 ms returned sat
[2026-05-25 22:23:47] [INFO ] [Nat]Absence check using state equation in 1962 ms returned sat
[2026-05-25 22:23:48] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 233 ms.
Maximisation of solution failed !
Minimization took 2 ms.
[2026-05-25 22:23:50] [INFO ] [Real]Absence check using 1274 positive place invariants in 254 ms returned sat
[2026-05-25 22:23:52] [INFO ] [Real]Absence check using state equation in 1950 ms returned sat
[2026-05-25 22:23:53] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 237 ms.
[2026-05-25 22:23:55] [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: Stream close... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[10, 2, 4, 2, 2, 2] Max Struct:[12, 12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10, 2, 4, 2, 2, 2] Max Struct:[12, 12, 12, 12, 12, 12]
Support contains 6 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 390 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 397 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:23:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[10, 2, 4, 2, 2, 2] Max Struct:[12, 12, 12, 12, 12, 12]
RANDOM walk for 185084 steps (1 resets) in 30001 ms. (6 steps per ms)
FORMULA HexagonalGrid-PT-816-UpperBounds-01 12 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 837329 steps (0 resets) in 25046 ms. (33 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7, 4, 5, 4, 5] Max Struct:[12, 12, 12, 12, 12]
[2026-05-25 22:24:50] [INFO ] Invariant cache hit.
[2026-05-25 22:24:51] [INFO ] [Real]Absence check using 1274 positive place invariants in 261 ms returned sat
[2026-05-25 22:24:53] [INFO ] [Real]Absence check using state equation in 1913 ms returned sat
[2026-05-25 22:24:53] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 227 ms.
[2026-05-25 22:25:13] [INFO ] Added : 405 causal constraints over 81 iterations in 20104 ms.(timeout) Result :sat
Minimization took 4880 ms.
[2026-05-25 22:25:19] [INFO ] [Real]Absence check using 1274 positive place invariants in 232 ms returned sat
[2026-05-25 22:25:21] [INFO ] [Real]Absence check using state equation in 1862 ms returned sat
[2026-05-25 22:25:21] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 250 ms.
[2026-05-25 22:25:41] [INFO ] Added : 400 causal constraints over 80 iterations in 20328 ms.(timeout) Result :sat
Minimization took 4855 ms.
[2026-05-25 22:25:47] [INFO ] [Real]Absence check using 1274 positive place invariants in 254 ms returned sat
[2026-05-25 22:25:49] [INFO ] [Real]Absence check using state equation in 1864 ms returned sat
[2026-05-25 22:25:49] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 237 ms.
[2026-05-25 22:26:09] [INFO ] Added : 395 causal constraints over 79 iterations in 20028 ms.(timeout) Result :sat
Minimization took 4859 ms.
[2026-05-25 22:26:15] [INFO ] [Real]Absence check using 1274 positive place invariants in 262 ms returned sat
[2026-05-25 22:26:17] [INFO ] [Real]Absence check using state equation in 1955 ms returned sat
[2026-05-25 22:26:17] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 228 ms.
[2026-05-25 22:26:37] [INFO ] Added : 410 causal constraints over 82 iterations in 20218 ms.(timeout) Result :sat
Minimization took 4860 ms.
[2026-05-25 22:26:43] [INFO ] [Real]Absence check using 1274 positive place invariants in 250 ms returned sat
[2026-05-25 22:26:45] [INFO ] [Real]Absence check using state equation in 1973 ms returned sat
[2026-05-25 22:26:45] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 237 ms.
[2026-05-25 22:27:05] [INFO ] Added : 405 causal constraints over 81 iterations in 20017 ms.(timeout) Result :sat
Minimization took 4861 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7, 4, 5, 4, 5] Max Struct:[12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7, 4, 5, 4, 5] Max Struct:[12, 12, 12, 12, 12]
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 262 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 262 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:27:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7, 4, 5, 4, 5] Max Struct:[12, 12, 12, 12, 12]
RANDOM walk for 196926 steps (1 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 845199 steps (0 resets) in 25060 ms. (33 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7, 5, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
[2026-05-25 22:28:05] [INFO ] Invariant cache hit.
[2026-05-25 22:28:06] [INFO ] [Real]Absence check using 1274 positive place invariants in 256 ms returned sat
[2026-05-25 22:28:08] [INFO ] [Real]Absence check using state equation in 1885 ms returned sat
[2026-05-25 22:28:08] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 227 ms.
[2026-05-25 22:28:28] [INFO ] Added : 415 causal constraints over 83 iterations in 20090 ms.(timeout) Result :sat
Minimization took 4863 ms.
[2026-05-25 22:28:34] [INFO ] [Real]Absence check using 1274 positive place invariants in 245 ms returned sat
[2026-05-25 22:28:36] [INFO ] [Real]Absence check using state equation in 1877 ms returned sat
[2026-05-25 22:28:36] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 225 ms.
[2026-05-25 22:28:56] [INFO ] Added : 415 causal constraints over 83 iterations in 20046 ms.(timeout) Result :sat
Minimization took 4854 ms.
[2026-05-25 22:29:02] [INFO ] [Real]Absence check using 1274 positive place invariants in 244 ms returned sat
[2026-05-25 22:29:04] [INFO ] [Real]Absence check using state equation in 1865 ms returned sat
[2026-05-25 22:29:04] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 240 ms.
[2026-05-25 22:29:24] [INFO ] Added : 410 causal constraints over 82 iterations in 20008 ms.(timeout) Result :sat
Minimization took 4855 ms.
[2026-05-25 22:29:29] [INFO ] [Real]Absence check using 1274 positive place invariants in 240 ms returned sat
[2026-05-25 22:29:31] [INFO ] [Real]Absence check using state equation in 1863 ms returned sat
[2026-05-25 22:29:32] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 236 ms.
[2026-05-25 22:29:52] [INFO ] Added : 415 causal constraints over 83 iterations in 20191 ms.(timeout) Result :sat
Minimization took 4862 ms.
[2026-05-25 22:29:57] [INFO ] [Real]Absence check using 1274 positive place invariants in 246 ms returned sat
[2026-05-25 22:29:59] [INFO ] [Real]Absence check using state equation in 1914 ms returned sat
[2026-05-25 22:30:00] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 231 ms.
[2026-05-25 22:30:20] [INFO ] Added : 405 causal constraints over 81 iterations in 20033 ms.(timeout) Result :sat
Minimization took 4853 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7, 5, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7, 5, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 183 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 180 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:30:25] [INFO ] Invariant cache hit.
[2026-05-25 22:30:28] [INFO ] Implicit Places using invariants in 2580 ms returned []
[2026-05-25 22:30:28] [INFO ] Invariant cache hit.
[2026-05-25 22:30:37] [INFO ] Implicit Places using invariants and state equation in 9121 ms returned []
Implicit Place search using SMT with State Equation took 11707 ms to find 0 implicit places.
[2026-05-25 22:30:37] [INFO ] Redundant transitions in 606 ms returned []
Running 5160 sub problems to find dead transitions.
[2026-05-25 22:30:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1363 variables, 90/90 constraints. Problems are: Problem set: 0 solved, 5160 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1363/9565 variables, and 90 constraints, problems are : Problem set: 0 solved, 5160 unsolved in 30091 ms.
Refiners :[Positive P Invariants (semi-flows): 90/1274 constraints, State Equation: 0/3391 constraints, PredecessorRefiner: 5160/5160 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5160 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1363 variables, 90/90 constraints. Problems are: Problem set: 0 solved, 5160 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1363/9565 variables, and 90 constraints, problems are : Problem set: 0 solved, 5160 unsolved in 30079 ms.
Refiners :[Positive P Invariants (semi-flows): 90/1274 constraints, State Equation: 0/3391 constraints, PredecessorRefiner: 0/5160 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64002ms problems are : Problem set: 0 solved, 5160 unsolved
Search for dead transitions found 0 dead transitions in 64041ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76588 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:31:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7, 5, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
RANDOM walk for 198088 steps (2 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 845638 steps (0 resets) in 25090 ms. (33 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7, 7, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
[2026-05-25 22:32:36] [INFO ] Invariant cache hit.
[2026-05-25 22:32:37] [INFO ] [Real]Absence check using 1274 positive place invariants in 253 ms returned sat
[2026-05-25 22:32:39] [INFO ] [Real]Absence check using state equation in 1883 ms returned sat
[2026-05-25 22:32:39] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 223 ms.
[2026-05-25 22:32:59] [INFO ] Added : 405 causal constraints over 81 iterations in 20063 ms.(timeout) Result :sat
Minimization took 4861 ms.
[2026-05-25 22:33:05] [INFO ] [Real]Absence check using 1274 positive place invariants in 255 ms returned sat
[2026-05-25 22:33:07] [INFO ] [Real]Absence check using state equation in 1925 ms returned sat
[2026-05-25 22:33:07] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 240 ms.
[2026-05-25 22:33:27] [INFO ] Added : 410 causal constraints over 82 iterations in 20040 ms.(timeout) Result :sat
Minimization took 4858 ms.
[2026-05-25 22:33:33] [INFO ] [Real]Absence check using 1274 positive place invariants in 256 ms returned sat
[2026-05-25 22:33:35] [INFO ] [Real]Absence check using state equation in 1855 ms returned sat
[2026-05-25 22:33:35] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 232 ms.
[2026-05-25 22:33:55] [INFO ] Added : 415 causal constraints over 83 iterations in 20374 ms.(timeout) Result :sat
Minimization took 4864 ms.
[2026-05-25 22:34:01] [INFO ] [Real]Absence check using 1274 positive place invariants in 251 ms returned sat
[2026-05-25 22:34:03] [INFO ] [Real]Absence check using state equation in 1939 ms returned sat
[2026-05-25 22:34:03] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 234 ms.
[2026-05-25 22:34:23] [INFO ] Added : 405 causal constraints over 81 iterations in 20202 ms.(timeout) Result :sat
Minimization took 4867 ms.
[2026-05-25 22:34:29] [INFO ] [Real]Absence check using 1274 positive place invariants in 250 ms returned sat
[2026-05-25 22:34:31] [INFO ] [Real]Absence check using state equation in 1879 ms returned sat
[2026-05-25 22:34:31] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 227 ms.
[2026-05-25 22:34:51] [INFO ] Added : 405 causal constraints over 81 iterations in 20212 ms.(timeout) Result :sat
Minimization took 4862 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7, 7, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7, 7, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 134 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 122 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:34:57] [INFO ] Invariant cache hit.
[2026-05-25 22:34:59] [INFO ] Implicit Places using invariants in 2911 ms returned []
[2026-05-25 22:34:59] [INFO ] Invariant cache hit.
[2026-05-25 22:35:09] [INFO ] Implicit Places using invariants and state equation in 9529 ms returned []
Implicit Place search using SMT with State Equation took 12443 ms to find 0 implicit places.
[2026-05-25 22:35:10] [INFO ] Redundant transitions in 620 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13201 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:35:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7, 7, 5, 9, 6] Max Struct:[12, 12, 12, 12, 12]
RANDOM walk for 195925 steps (1 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 849142 steps (0 resets) in 25079 ms. (33 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
[2026-05-25 22:36:05] [INFO ] Invariant cache hit.
[2026-05-25 22:36:05] [INFO ] [Real]Absence check using 1274 positive place invariants in 254 ms returned sat
[2026-05-25 22:36:07] [INFO ] [Real]Absence check using state equation in 1899 ms returned sat
[2026-05-25 22:36:08] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 231 ms.
[2026-05-25 22:36:28] [INFO ] Added : 410 causal constraints over 82 iterations in 20123 ms.(timeout) Result :sat
Minimization took 4866 ms.
[2026-05-25 22:36:33] [INFO ] [Real]Absence check using 1274 positive place invariants in 260 ms returned sat
[2026-05-25 22:36:35] [INFO ] [Real]Absence check using state equation in 2021 ms returned sat
[2026-05-25 22:36:36] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 234 ms.
[2026-05-25 22:36:56] [INFO ] Added : 405 causal constraints over 81 iterations in 20156 ms.(timeout) Result :sat
Minimization took 4859 ms.
[2026-05-25 22:37:01] [INFO ] [Real]Absence check using 1274 positive place invariants in 246 ms returned sat
[2026-05-25 22:37:03] [INFO ] [Real]Absence check using state equation in 1878 ms returned sat
[2026-05-25 22:37:04] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 229 ms.
[2026-05-25 22:37:23] [INFO ] Added : 405 causal constraints over 81 iterations in 20053 ms.(timeout) Result :sat
Minimization took 4868 ms.
[2026-05-25 22:37:29] [INFO ] [Real]Absence check using 1274 positive place invariants in 257 ms returned sat
[2026-05-25 22:37:31] [INFO ] [Real]Absence check using state equation in 1972 ms returned sat
[2026-05-25 22:37:32] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 233 ms.
[2026-05-25 22:37:51] [INFO ] Added : 420 causal constraints over 84 iterations in 20041 ms.(timeout) Result :sat
Minimization took 4860 ms.
[2026-05-25 22:37:57] [INFO ] [Real]Absence check using 1274 positive place invariants in 239 ms returned sat
[2026-05-25 22:37:59] [INFO ] [Real]Absence check using state equation in 1925 ms returned sat
[2026-05-25 22:37:59] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 226 ms.
[2026-05-25 22:38:20] [INFO ] Added : 415 causal constraints over 83 iterations in 20382 ms.(timeout) Result :sat
Minimization took 4862 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 128 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 116 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:38:25] [INFO ] Invariant cache hit.
[2026-05-25 22:38:27] [INFO ] Implicit Places using invariants in 2503 ms returned []
[2026-05-25 22:38:27] [INFO ] Invariant cache hit.
[2026-05-25 22:38:37] [INFO ] Implicit Places using invariants and state equation in 9158 ms returned []
Implicit Place search using SMT with State Equation took 11663 ms to find 0 implicit places.
[2026-05-25 22:38:37] [INFO ] Redundant transitions in 431 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12218 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:38:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
RANDOM walk for 195066 steps (2 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 855111 steps (0 resets) in 25044 ms. (34 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
[2026-05-25 22:39:32] [INFO ] Invariant cache hit.
[2026-05-25 22:39:33] [INFO ] [Real]Absence check using 1274 positive place invariants in 243 ms returned sat
[2026-05-25 22:39:34] [INFO ] [Real]Absence check using state equation in 1855 ms returned sat
[2026-05-25 22:39:35] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 233 ms.
[2026-05-25 22:39:55] [INFO ] Added : 415 causal constraints over 83 iterations in 20383 ms.(timeout) Result :sat
Minimization took 4859 ms.
[2026-05-25 22:40:01] [INFO ] [Real]Absence check using 1274 positive place invariants in 260 ms returned sat
[2026-05-25 22:40:03] [INFO ] [Real]Absence check using state equation in 1883 ms returned sat
[2026-05-25 22:40:03] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 237 ms.
[2026-05-25 22:40:23] [INFO ] Added : 405 causal constraints over 81 iterations in 20156 ms.(timeout) Result :sat
Minimization took 4861 ms.
[2026-05-25 22:40:29] [INFO ] [Real]Absence check using 1274 positive place invariants in 251 ms returned sat
[2026-05-25 22:40:30] [INFO ] [Real]Absence check using state equation in 1877 ms returned sat
[2026-05-25 22:40:31] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 218 ms.
[2026-05-25 22:40:51] [INFO ] Added : 415 causal constraints over 83 iterations in 20270 ms.(timeout) Result :sat
Minimization took 4860 ms.
[2026-05-25 22:40:57] [INFO ] [Real]Absence check using 1274 positive place invariants in 252 ms returned sat
[2026-05-25 22:40:59] [INFO ] [Real]Absence check using state equation in 1942 ms returned sat
[2026-05-25 22:40:59] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 229 ms.
[2026-05-25 22:41:19] [INFO ] Added : 405 causal constraints over 81 iterations in 20143 ms.(timeout) Result :sat
Minimization took 4869 ms.
[2026-05-25 22:41:25] [INFO ] [Real]Absence check using 1274 positive place invariants in 250 ms returned sat
[2026-05-25 22:41:27] [INFO ] [Real]Absence check using state equation in 1911 ms returned sat
[2026-05-25 22:41:27] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 227 ms.
[2026-05-25 22:41:47] [INFO ] Added : 410 causal constraints over 82 iterations in 20264 ms.(timeout) Result :sat
Minimization took 4863 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7, 7, 6, 9, 6] Max Struct:[12, 12, 12, 12, 12]
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 121 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 115 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:41:52] [INFO ] Invariant cache hit.
[2026-05-25 22:41:55] [INFO ] Implicit Places using invariants in 2612 ms returned []
[2026-05-25 22:41:55] [INFO ] Invariant cache hit.
[2026-05-25 22:42:04] [INFO ] Implicit Places using invariants and state equation in 9324 ms returned []
Implicit Place search using SMT with State Equation took 11939 ms to find 0 implicit places.
[2026-05-25 22:42:05] [INFO ] Redundant transitions in 436 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12510 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:42:07] [INFO ] Flatten gal took : 1566 ms
[2026-05-25 22:42:08] [INFO ] Flatten gal took : 456 ms
[2026-05-25 22:42:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15252050599795799237.gal : 227 ms
[2026-05-25 22:42:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality380144516887485867.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15252050599795799237.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality380144516887485867.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality380144516887485867.prop.
RANDOM walk for 40000 steps (8 resets) in 16283 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1938 ms. (20 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1755 ms. (22 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1581 ms. (25 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1562 ms. (25 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1605 ms. (24 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1524 ms. (26 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1580 ms. (25 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1431 ms. (27 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1565 ms. (25 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1529 ms. (26 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :6 after 42
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :42 after 440
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :440 after 678
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :678 after 3262
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :3262 after 19969
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :19969 after 64389
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :64389 after 4.25619e+06
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :4.25619e+06 after 6.2379e+06
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :6.2379e+06 after 4.03916e+07
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :4.03916e+07 after 5.51307e+08
Probabilistic random walk after 399850 steps, saw 399458 distinct states, run finished after 24007 ms. (steps per millisecond=16 ) properties seen :0
[2026-05-25 22:42:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2123 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1268/3391 variables, 1268/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 10 unsolved in 5032 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2123 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1268/3391 variables, 1268/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 10/4675 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4675 constraints, problems are : Problem set: 0 solved, 10 unsolved in 5035 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10112ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 111 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 112 ms. Remains : 3391/3391 places, 6174/6174 transitions.
RANDOM walk for 40000 steps (8 resets) in 11345 ms. (3 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1431 ms. (27 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1729 ms. (23 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1698 ms. (23 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1653 ms. (24 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1655 ms. (24 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1525 ms. (26 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1508 ms. (26 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1822 ms. (21 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1555 ms. (25 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1511 ms. (26 steps per ms) remains 10/10 properties
Detected timeout of ITS tools.
[2026-05-25 22:42:58] [INFO ] Flatten gal took : 160 ms
[2026-05-25 22:42:58] [INFO ] Applying decomposition
[2026-05-25 22:42:58] [INFO ] Flatten gal took : 148 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12772799379468629506.txt' '-o' '/tmp/graph12772799379468629506.bin' '-w' '/tmp/graph12772799379468629506.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12772799379468629506.bin' '-l' '-1' '-v' '-w' '/tmp/graph12772799379468629506.weights' '-q' '0' '-e' '0.001'
[2026-05-25 22:42:59] [INFO ] Decomposing Gal with order
[2026-05-25 22:43:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 22:43:01] [INFO ] Removed a total of 8112 redundant transitions.
[2026-05-25 22:43:04] [INFO ] Flatten gal took : 2662 ms
[2026-05-25 22:43:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 39 ms.
[2026-05-25 22:43:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17686233455409529993.gal : 56 ms
[2026-05-25 22:43:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4809576418410447767.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17686233455409529993.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4809576418410447767.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4809576418410447767.prop.
Probabilistic random walk after 344438 steps, saw 344081 distinct states, run finished after 21052 ms. (steps per millisecond=16 ) properties seen :0
[2026-05-25 22:43:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2123 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1268/3391 variables, 1268/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 10 unsolved in 15536 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2123 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1268/3391 variables, 1268/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 10/4675 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9565 variables, 0/4675 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/9565 variables, 0/4675 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4675 constraints, problems are : Problem set: 0 solved, 10 unsolved in 13781 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29349ms problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 8 different solutions.
Detected timeout of ITS tools.
Parikh walk visited 6 properties in 30004 ms.
Support contains 4 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 109 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 3391/3391 places, 6174/6174 transitions.
FORMULA HexagonalGrid-PT-816-UpperBounds-02 12 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[8, 7, 10, 7] Max Struct:[12, 12, 12, 12]
[2026-05-25 22:44:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 7, 10, 7] Max Struct:[12, 12, 12, 12]
RANDOM walk for 187396 steps (1 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 664131 steps (0 resets) in 20058 ms. (33 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 7, 10, 7] Max Struct:[12, 12, 12, 12]
[2026-05-25 22:45:06] [INFO ] Invariant cache hit.
[2026-05-25 22:45:07] [INFO ] [Real]Absence check using 1274 positive place invariants in 261 ms returned sat
[2026-05-25 22:45:09] [INFO ] [Real]Absence check using state equation in 1907 ms returned sat
[2026-05-25 22:45:09] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 245 ms.
[2026-05-25 22:45:29] [INFO ] Added : 390 causal constraints over 78 iterations in 20187 ms.(timeout) Result :sat
Minimization took 4870 ms.
[2026-05-25 22:45:35] [INFO ] [Real]Absence check using 1274 positive place invariants in 263 ms returned sat
[2026-05-25 22:45:37] [INFO ] [Real]Absence check using state equation in 1857 ms returned sat
[2026-05-25 22:45:37] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 224 ms.
[2026-05-25 22:45:57] [INFO ] Added : 390 causal constraints over 78 iterations in 20222 ms.(timeout) Result :sat
Minimization took 4884 ms.
[2026-05-25 22:46:03] [INFO ] [Real]Absence check using 1274 positive place invariants in 247 ms returned sat
[2026-05-25 22:46:05] [INFO ] [Real]Absence check using state equation in 1948 ms returned sat
[2026-05-25 22:46:05] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 236 ms.
[2026-05-25 22:46:25] [INFO ] Added : 385 causal constraints over 77 iterations in 20186 ms.(timeout) Result :sat
Minimization took 4868 ms.
[2026-05-25 22:46:31] [INFO ] [Real]Absence check using 1274 positive place invariants in 250 ms returned sat
[2026-05-25 22:46:33] [INFO ] [Real]Absence check using state equation in 1940 ms returned sat
[2026-05-25 22:46:33] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 220 ms.
[2026-05-25 22:46:53] [INFO ] Added : 395 causal constraints over 79 iterations in 20252 ms.(timeout) Result :sat
Minimization took 4866 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8, 7, 10, 7] Max Struct:[12, 12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 7, 10, 7] Max Struct:[12, 12, 12, 12]
Support contains 4 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 113 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 104 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:46:58] [INFO ] Invariant cache hit.
[2026-05-25 22:47:01] [INFO ] Implicit Places using invariants in 2771 ms returned []
[2026-05-25 22:47:01] [INFO ] Invariant cache hit.
[2026-05-25 22:47:11] [INFO ] Implicit Places using invariants and state equation in 9893 ms returned []
Implicit Place search using SMT with State Equation took 12671 ms to find 0 implicit places.
[2026-05-25 22:47:12] [INFO ] Redundant transitions in 694 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13485 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:47:12] [INFO ] Flatten gal took : 453 ms
[2026-05-25 22:47:13] [INFO ] Flatten gal took : 176 ms
[2026-05-25 22:47:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4888068202966213790.gal : 30 ms
[2026-05-25 22:47:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12648878265465486654.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4888068202966213790.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12648878265465486654.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12648878265465486654.prop.
RANDOM walk for 40000 steps (8 resets) in 12751 ms. (3 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1639 ms. (24 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1682 ms. (23 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1542 ms. (25 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1603 ms. (24 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1487 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1698 ms. (23 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1537 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1604 ms. (24 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :6 after 42
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :42 after 440
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :440 after 678
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :678 after 3262
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :3262 after 19969
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :19969 after 64389
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :64389 after 4.25619e+06
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :4.25619e+06 after 6.2379e+06
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :6.2379e+06 after 4.03916e+07
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :4.03916e+07 after 5.51307e+08
Probabilistic random walk after 349475 steps, saw 349115 distinct states, run finished after 21020 ms. (steps per millisecond=16 ) properties seen :0
[2026-05-25 22:47:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2122 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1269/3391 variables, 1269/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2122 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1269/3391 variables, 1269/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 8/4673 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4673 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5041 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10117ms problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 110 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 3391/3391 places, 6174/6174 transitions.
RANDOM walk for 40000 steps (8 resets) in 11284 ms. (3 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1502 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1484 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1576 ms. (25 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1459 ms. (27 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1487 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1578 ms. (25 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1480 ms. (27 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1581 ms. (25 steps per ms) remains 8/8 properties
Detected timeout of ITS tools.
[2026-05-25 22:48:03] [INFO ] Flatten gal took : 167 ms
[2026-05-25 22:48:03] [INFO ] Applying decomposition
[2026-05-25 22:48:03] [INFO ] Flatten gal took : 158 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14956528002429293736.txt' '-o' '/tmp/graph14956528002429293736.bin' '-w' '/tmp/graph14956528002429293736.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14956528002429293736.bin' '-l' '-1' '-v' '-w' '/tmp/graph14956528002429293736.weights' '-q' '0' '-e' '0.001'
[2026-05-25 22:48:04] [INFO ] Decomposing Gal with order
[2026-05-25 22:48:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 22:48:05] [INFO ] Removed a total of 8112 redundant transitions.
[2026-05-25 22:48:05] [INFO ] Flatten gal took : 286 ms
[2026-05-25 22:48:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 47 ms.
[2026-05-25 22:48:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13983175343271219928.gal : 67 ms
[2026-05-25 22:48:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6770616835427133569.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13983175343271219928.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6770616835427133569.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality6770616835427133569.prop.
Probabilistic random walk after 309979 steps, saw 309646 distinct states, run finished after 18087 ms. (steps per millisecond=17 ) properties seen :0
[2026-05-25 22:48:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2122 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1269/3391 variables, 1269/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 8 unsolved in 12961 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2122 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1269/3391 variables, 1269/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 8/4673 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9565 variables, 0/4673 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/9565 variables, 0/4673 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4673 constraints, problems are : Problem set: 0 solved, 8 unsolved in 10084 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23072ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 5 different solutions.
Detected timeout of ITS tools.
Parikh walk visited 5 properties in 30003 ms.
Support contains 3 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 106 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 3391/3391 places, 6174/6174 transitions.
FORMULA HexagonalGrid-PT-816-UpperBounds-04 12 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[8, 11, 8] Max Struct:[12, 12, 12]
[2026-05-25 22:49:08] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 11, 8] Max Struct:[12, 12, 12]
RANDOM walk for 183719 steps (1 resets) in 30001 ms. (6 steps per ms)
BEST_FIRST walk for 483390 steps (0 resets) in 15073 ms. (32 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 11, 8] Max Struct:[12, 12, 12]
[2026-05-25 22:49:53] [INFO ] Invariant cache hit.
[2026-05-25 22:49:54] [INFO ] [Real]Absence check using 1274 positive place invariants in 259 ms returned sat
[2026-05-25 22:49:56] [INFO ] [Real]Absence check using state equation in 1887 ms returned sat
[2026-05-25 22:49:56] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 250 ms.
[2026-05-25 22:50:16] [INFO ] Added : 390 causal constraints over 78 iterations in 20181 ms.(timeout) Result :sat
Minimization took 4861 ms.
[2026-05-25 22:50:22] [INFO ] [Real]Absence check using 1274 positive place invariants in 248 ms returned sat
[2026-05-25 22:50:24] [INFO ] [Real]Absence check using state equation in 1965 ms returned sat
[2026-05-25 22:50:24] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 234 ms.
[2026-05-25 22:50:44] [INFO ] Added : 400 causal constraints over 80 iterations in 20124 ms.(timeout) Result :sat
Minimization took 4869 ms.
[2026-05-25 22:50:50] [INFO ] [Real]Absence check using 1274 positive place invariants in 246 ms returned sat
[2026-05-25 22:50:52] [INFO ] [Real]Absence check using state equation in 1961 ms returned sat
[2026-05-25 22:50:52] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 231 ms.
[2026-05-25 22:51:12] [INFO ] Added : 400 causal constraints over 80 iterations in 20189 ms.(timeout) Result :sat
Minimization took 4865 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8, 11, 8] Max Struct:[12, 12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 11, 8] Max Struct:[12, 12, 12]
Support contains 3 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 113 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 106 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:51:17] [INFO ] Invariant cache hit.
[2026-05-25 22:51:20] [INFO ] Implicit Places using invariants in 2529 ms returned []
[2026-05-25 22:51:20] [INFO ] Invariant cache hit.
[2026-05-25 22:51:29] [INFO ] Implicit Places using invariants and state equation in 9084 ms returned []
Implicit Place search using SMT with State Equation took 11616 ms to find 0 implicit places.
[2026-05-25 22:51:30] [INFO ] Redundant transitions in 638 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12367 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:51:30] [INFO ] Flatten gal took : 267 ms
[2026-05-25 22:51:30] [INFO ] Flatten gal took : 278 ms
[2026-05-25 22:51:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality160113889468845503.gal : 64 ms
[2026-05-25 22:51:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6454366347324133503.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality160113889468845503.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6454366347324133503.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality6454366347324133503.prop.
RANDOM walk for 40000 steps (8 resets) in 12235 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1764 ms. (22 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1555 ms. (25 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1589 ms. (25 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1571 ms. (25 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1559 ms. (25 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1621 ms. (24 steps per ms) remains 6/6 properties
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :6 after 42
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :42 after 440
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :440 after 678
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :678 after 3262
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :3262 after 19969
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :19969 after 64389
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :64389 after 4.25619e+06
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :4.25619e+06 after 6.2379e+06
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :6.2379e+06 after 4.03916e+07
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :4.03916e+07 after 5.51307e+08
Probabilistic random walk after 289244 steps, saw 288924 distinct states, run finished after 15019 ms. (steps per millisecond=19 ) properties seen :0
[2026-05-25 22:51:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1270/3391 variables, 1270/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5025 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1270/3391 variables, 1270/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 6/4671 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4671 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5047 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10144ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 115 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 3391/3391 places, 6174/6174 transitions.
RANDOM walk for 40000 steps (8 resets) in 12027 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1989 ms. (20 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1917 ms. (20 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1855 ms. (21 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1918 ms. (20 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1933 ms. (20 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1790 ms. (22 steps per ms) remains 6/6 properties
Detected timeout of ITS tools.
[2026-05-25 22:52:21] [INFO ] Flatten gal took : 143 ms
[2026-05-25 22:52:21] [INFO ] Applying decomposition
[2026-05-25 22:52:21] [INFO ] Flatten gal took : 144 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11596463074766073873.txt' '-o' '/tmp/graph11596463074766073873.bin' '-w' '/tmp/graph11596463074766073873.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11596463074766073873.bin' '-l' '-1' '-v' '-w' '/tmp/graph11596463074766073873.weights' '-q' '0' '-e' '0.001'
[2026-05-25 22:52:21] [INFO ] Decomposing Gal with order
[2026-05-25 22:52:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 22:52:23] [INFO ] Removed a total of 8112 redundant transitions.
[2026-05-25 22:52:23] [INFO ] Flatten gal took : 242 ms
[2026-05-25 22:52:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 60 ms.
[2026-05-25 22:52:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality423853681082439275.gal : 58 ms
[2026-05-25 22:52:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5654947898436593188.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality423853681082439275.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5654947898436593188.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality5654947898436593188.prop.
Probabilistic random walk after 327908 steps, saw 327562 distinct states, run finished after 18043 ms. (steps per millisecond=18 ) properties seen :0
[2026-05-25 22:52:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1270/3391 variables, 1270/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 6 unsolved in 8835 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2121 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2121 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 1270/3391 variables, 1270/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 6/4671 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9565 variables, 0/4671 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/9565 variables, 0/4671 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4671 constraints, problems are : Problem set: 0 solved, 6 unsolved in 8584 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17444ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 3 different solutions.
Detected timeout of ITS tools.
Parikh walk visited 5 properties in 56143 ms.
Support contains 1 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 489 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 490 ms. Remains : 3391/3391 places, 6174/6174 transitions.
FORMULA HexagonalGrid-PT-816-UpperBounds-06 12 TECHNIQUES REACHABILITY_MAX
FORMULA HexagonalGrid-PT-816-UpperBounds-09 12 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[9] Max Struct:[12]
[2026-05-25 22:53:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[9] Max Struct:[12]
RANDOM walk for 179502 steps (1 resets) in 30001 ms. (5 steps per ms)
BEST_FIRST walk for 154942 steps (0 resets) in 5021 ms. (30 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[12]
[2026-05-25 22:54:15] [INFO ] Invariant cache hit.
[2026-05-25 22:54:15] [INFO ] [Real]Absence check using 1274 positive place invariants in 277 ms returned sat
[2026-05-25 22:54:17] [INFO ] [Real]Absence check using state equation in 1983 ms returned sat
[2026-05-25 22:54:18] [INFO ] Computed and/alt/rep : 5160/5160/5160 causal constraints (skipped 0 transitions) in 277 ms.
[2026-05-25 22:54:38] [INFO ] Added : 380 causal constraints over 76 iterations in 20180 ms.(timeout) Result :sat
Minimization took 4900 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[12]
Support contains 1 out of 3391 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 129 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129 ms. Remains : 3391/3391 places, 6174/6174 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3391/3391 places, 6174/6174 transitions.
Applied a total of 0 rules in 116 ms. Remains 3391 /3391 variables (removed 0) and now considering 6174/6174 (removed 0) transitions.
[2026-05-25 22:54:43] [INFO ] Invariant cache hit.
[2026-05-25 22:54:45] [INFO ] Implicit Places using invariants in 2513 ms returned []
[2026-05-25 22:54:46] [INFO ] Invariant cache hit.
[2026-05-25 22:54:54] [INFO ] Implicit Places using invariants and state equation in 8996 ms returned []
Implicit Place search using SMT with State Equation took 11510 ms to find 0 implicit places.
[2026-05-25 22:54:55] [INFO ] Redundant transitions in 619 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12252 ms. Remains : 3391/3391 places, 6174/6174 transitions.
[2026-05-25 22:54:56] [INFO ] Flatten gal took : 254 ms
[2026-05-25 22:54:56] [INFO ] Flatten gal took : 193 ms
[2026-05-25 22:54:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6199561386926917819.gal : 29 ms
[2026-05-25 22:54:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality356843072112114693.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6199561386926917819.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality356843072112114693.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality356843072112114693.prop.
RANDOM walk for 40000 steps (8 resets) in 12554 ms. (3 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1644 ms. (24 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1601 ms. (24 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 42
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :42 after 440
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :440 after 678
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :678 after 3262
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :3262 after 19969
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :19969 after 64389
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :64389 after 4.25619e+06
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :4.25619e+06 after 6.2379e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6.2379e+06 after 4.03916e+07
Interrupted probabilistic random walk after 237211 steps, run timeout after 12009 ms. (steps per millisecond=19 ) properties seen :0 out of 2
Probabilistic random walk after 237211 steps, saw 236926 distinct states, run finished after 12016 ms. (steps per millisecond=19 ) properties seen :0
[2026-05-25 22:55:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2119 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4.03916e+07 after 5.51307e+08
At refinement iteration 3 (OVERLAPS) 1272/3391 variables, 1272/1274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/9565 variables, 0/4665 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9565/9565 variables, and 4665 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4306 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2118/2119 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1272/3391 variables, 1272/1274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3391 variables, 0/1274 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6174/9565 variables, 3391/4665 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9565 variables, 2/4667 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9565 variables, 0/4667 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/9565 variables, 0/4667 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9565/9565 variables, and 4667 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3641 ms.
Refiners :[Positive P Invariants (semi-flows): 1274/1274 constraints, State Equation: 3391/3391 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7997ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 1699 steps, including 0 resets, run visited all 2 properties in 184 ms. (steps per millisecond=9 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 195 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA HexagonalGrid-PT-816-UpperBounds-13 12 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
[2026-05-25 22:55:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 193512 steps (1 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:[]
All properties solved without resorting to model-checking.
Total runtime 1960141 ms.
BK_STOP 1779749750235
--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="HexagonalGrid-PT-816"
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 2-5973"
echo " Executing tool itstools"
echo " Input is HexagonalGrid-PT-816, 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 r146-tall-177961074400725"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HexagonalGrid-PT-816.tgz
mv HexagonalGrid-PT-816 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 ;