About the Execution of ITS-Tools for PolyORBLF-COL-S02J04T10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3483.315 | 3600000.00 | 6295569.00 | 7833.50 | 1 ? 1 1 1 9 1 1 1 1 10 ? 1 1 2 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.r210-smll-177969942100285.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 PolyORBLF-COL-S02J04T10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942100285
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 8.2K Mar 8 15:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 8 15:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 8 15:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Mar 8 15:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.5K Mar 16 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 16 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 15:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Mar 8 15:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 8 15:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 8 15:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 16 08:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 154K 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 PolyORBLF-COL-S02J04T10-UpperBounds-00
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-01
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-02
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-03
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-04
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-05
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-06
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-07
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-08
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-09
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-10
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-11
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-12
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-13
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-14
FORMULA_NAME PolyORBLF-COL-S02J04T10-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1780031529952
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S02J04T10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-29 05:12:12] [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]
[2026-05-29 05:12:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-29 05:12:12] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-29 05:12:13] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-29 05:12:14] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1517 ms
[2026-05-29 05:12:14] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 752 PT places and 1664.0 transition bindings in 51 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
[2026-05-29 05:12:14] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 10 ms.
[2026-05-29 05:12:14] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4494625645263350597.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6196926591189189891.kers'
[2026-05-29 05:12:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4494625645263350597.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6196926591189189891.kers]
Normalized transition count is 64 out of 65 initially.
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 64 rows 73 cols 204 entries
Finished phase 1 with 43 SingleSign rule and 12 generalized
[2026-05-29 05:12:14] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6196926591189189891.kers
Total runtime 5 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[1, 0, 0, 0, 1, 9, 1, 0, 1, 0, 10, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, 1, 10, +inf, +inf, +inf, 10, +inf]
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-10 10 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-29 05:12:14] [INFO ] Flow matrix only has 64 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16234040050595500669.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15093101940777799257.kers'
[2026-05-29 05:12:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16234040050595500669.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15093101940777799257.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 64 rows 73 cols 204 entries
Finished phase 1 with 43 SingleSign rule and 12 generalized
[2026-05-29 05:12:14] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15093101940777799257.kers
Total runtime 1 ms.
[2026-05-29 05:12:14] [INFO ] [Real]Absence check using 8 positive place invariants in 17 ms returned sat
[2026-05-29 05:12:14] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 28 ms returned unsat
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 18 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using state equation in 84 ms returned sat
[2026-05-29 05:12:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 16 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2026-05-29 05:12:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2026-05-29 05:12:15] [INFO ] [Nat]Added 8 Read/Feed constraints in 16 ms returned sat
[2026-05-29 05:12:15] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 26 ms.
[2026-05-29 05:12:15] [INFO ] Added : 7 causal constraints over 2 iterations in 113 ms. Result :sat
Minimization took 57 ms.
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 22 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2026-05-29 05:12:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 16 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2026-05-29 05:12:15] [INFO ] [Nat]Added 8 Read/Feed constraints in 13 ms returned sat
[2026-05-29 05:12:16] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 18 ms.
[2026-05-29 05:12:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 151 ms
[2026-05-29 05:12:16] [INFO ] Added : 52 causal constraints over 11 iterations in 403 ms. Result :sat
Minimization took 58 ms.
[2026-05-29 05:12:16] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:16] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 05:12:16] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2026-05-29 05:12:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 10 ms returned sat
[2026-05-29 05:12:16] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 05:12:16] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2026-05-29 05:12:16] [INFO ] [Nat]Added 8 Read/Feed constraints in 11 ms returned sat
[2026-05-29 05:12:16] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 05:12:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2026-05-29 05:12:17] [INFO ] Added : 58 causal constraints over 12 iterations in 298 ms. Result :sat
Minimization took 56 ms.
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 5 ms returned unsat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using state equation in 68 ms returned sat
[2026-05-29 05:12:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 18 ms returned sat
[2026-05-29 05:12:17] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 82 ms
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned unsat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Real]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 05:12:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2026-05-29 05:12:17] [INFO ] [Nat]Added 8 Read/Feed constraints in 7 ms returned sat
[2026-05-29 05:12:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2026-05-29 05:12:18] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 11 ms.
[2026-05-29 05:12:18] [INFO ] Added : 60 causal constraints over 12 iterations in 208 ms. Result :sat
Minimization took 59 ms.
[2026-05-29 05:12:18] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:18] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 05:12:18] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2026-05-29 05:12:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:18] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 05:12:18] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2026-05-29 05:12:18] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2026-05-29 05:12:18] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 05:12:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 220 ms
[2026-05-29 05:12:19] [INFO ] Added : 62 causal constraints over 14 iterations in 480 ms. Result :sat
Minimization took 70 ms.
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-29 05:12:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2026-05-29 05:12:19] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 8 ms.
[2026-05-29 05:12:19] [INFO ] Added : 9 causal constraints over 2 iterations in 50 ms. Result :sat
Minimization took 38 ms.
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 12 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Real]Added 8 Read/Feed constraints in 3 ms returned sat
[2026-05-29 05:12:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 14 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2026-05-29 05:12:19] [INFO ] [Nat]Added 8 Read/Feed constraints in 14 ms returned sat
[2026-05-29 05:12:19] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 05:12:20] [INFO ] Added : 54 causal constraints over 11 iterations in 174 ms. Result :sat
Minimization took 51 ms.
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 13 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Added 8 Read/Feed constraints in 9 ms returned sat
[2026-05-29 05:12:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 15 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 6 ms returned sat
[2026-05-29 05:12:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 98 ms
[2026-05-29 05:12:20] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 10 ms.
[2026-05-29 05:12:20] [INFO ] Added : 60 causal constraints over 12 iterations in 198 ms. Result :sat
Minimization took 58 ms.
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Real]Added 8 Read/Feed constraints in 2 ms returned sat
[2026-05-29 05:12:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2026-05-29 05:12:20] [INFO ] [Nat]Added 8 Read/Feed constraints in 8 ms returned sat
[2026-05-29 05:12:20] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 9 ms.
[2026-05-29 05:12:21] [INFO ] Added : 9 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 29 ms.
[2026-05-29 05:12:21] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-29 05:12:21] [INFO ] [Real]Absence check using 8 positive and 18 generalized place invariants in 10 ms returned sat
[2026-05-29 05:12:21] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2026-05-29 05:12:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-29 05:12:21] [INFO ] [Nat]Absence check using 8 positive and 18 generalized place invariants in 9 ms returned sat
[2026-05-29 05:12:21] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2026-05-29 05:12:21] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2026-05-29 05:12:21] [INFO ] Computed and/alt/rep : 64/119/63 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-29 05:12:21] [INFO ] Added : 2 causal constraints over 1 iterations in 25 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[1, 0, 0, 0, 1, 9, 1, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, +inf, +inf, +inf, 1, 9, 1, +inf, 1, +inf, +inf, +inf, 10, +inf]
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-05 9 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT CPN_APPROX INITIAL_STATE
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
[2026-05-29 05:12:21] [INFO ] Unfolded HLPN to a Petri net with 752 places and 1572 transitions 7262 arcs in 68 ms.
[2026-05-29 05:12:21] [INFO ] Unfolded 10 HLPN properties in 0 ms.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, 1, +inf, +inf, +inf, 10, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, 1, +inf, +inf, +inf, 10, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-670010889753741855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10026045564001158750.kers'
[2026-05-29 05:12:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-670010889753741855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10026045564001158750.kers]
Normalized transition count is 1392 out of 1412 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 1392 rows 745 cols 5466 entries
Finished phase 1 with 516 SingleSign rule and 182 generalized
[2026-05-29 05:12:21] [INFO ] Computed 54 invariants in 13 ms
Computed 54 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-10026045564001158750.kers
Total runtime 15 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[40, 10, 10, 50, 1, 40, 10, 20, 10, 10]
RANDOM walk for 10000 steps (3 resets) in 117 ms. (84 steps per ms)
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90005 steps (20 resets) in 594 ms. (151 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 1, 1, 2, 1, 1, 2, 1] Max Struct:[40, 10, 10, 50, 40, 10, 20, 10, 10]
[2026-05-29 05:12:22] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10196874748146734975.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1164170370408378809.kers'
[2026-05-29 05:12:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10196874748146734975.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1164170370408378809.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 2 ms.
// Phase 1: matrix 1392 rows 745 cols 5466 entries
Finished phase 1 with 516 SingleSign rule and 182 generalized
[2026-05-29 05:12:22] [INFO ] Computed 54 invariants in 21 ms
Computed 54 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-1164170370408378809.kers
Total runtime 24 ms.
[2026-05-29 05:12:22] [INFO ] [Real]Absence check using 14 positive place invariants in 59 ms returned sat
[2026-05-29 05:12:22] [INFO ] [Real]Absence check using 14 positive and 40 generalized place invariants in 36 ms returned sat
[2026-05-29 05:12:23] [INFO ] [Real]Absence check using state equation in 1292 ms returned sat
[2026-05-29 05:12:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:24] [INFO ] [Nat]Absence check using 14 positive place invariants in 53 ms returned sat
[2026-05-29 05:12:24] [INFO ] [Nat]Absence check using 14 positive and 40 generalized place invariants in 58 ms returned sat
[2026-05-29 05:12:25] [INFO ] [Nat]Absence check using state equation in 1346 ms returned sat
[2026-05-29 05:12:25] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:12:26] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 05:12:26] [INFO ] [Nat]Added 120 Read/Feed constraints in 1026 ms returned unknown
[2026-05-29 05:12:26] [INFO ] [Real]Absence check using 14 positive place invariants in 33 ms returned unsat
[2026-05-29 05:12:26] [INFO ] [Real]Absence check using 14 positive place invariants in 33 ms returned unsat
[2026-05-29 05:12:27] [INFO ] [Real]Absence check using 14 positive place invariants in 30 ms returned unsat
[2026-05-29 05:12:27] [INFO ] [Real]Absence check using 14 positive place invariants in 32 ms returned sat
[2026-05-29 05:12:27] [INFO ] [Real]Absence check using 14 positive and 40 generalized place invariants in 39 ms returned sat
[2026-05-29 05:12:28] [INFO ] [Real]Absence check using state equation in 1112 ms returned sat
[2026-05-29 05:12:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:12:28] [INFO ] [Nat]Absence check using 14 positive place invariants in 32 ms returned sat
[2026-05-29 05:12:28] [INFO ] [Nat]Absence check using 14 positive and 40 generalized place invariants in 59 ms returned sat
[2026-05-29 05:12:30] [INFO ] [Nat]Absence check using state equation in 2260 ms returned sat
[2026-05-29 05:12:31] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-29 05:12:31] [INFO ] [Nat]Added 120 Read/Feed constraints in 1017 ms returned unknown
[2026-05-29 05:12:32] [INFO ] [Real]Absence check using 14 positive place invariants in 48 ms returned unsat
[2026-05-29 05:12:32] [INFO ] [Real]Absence check using 14 positive place invariants in 47 ms returned unsat
[2026-05-29 05:12:32] [INFO ] [Real]Absence check using 14 positive place invariants in 51 ms returned sat
[2026-05-29 05:12:32] [INFO ] [Real]Absence check using 14 positive and 40 generalized place invariants in 24 ms returned unsat
[2026-05-29 05:12:33] [INFO ] [Real]Absence check using 14 positive place invariants in 48 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 1, 1, 2, 1, 1, 2, 1] Max Struct:[40, 1, 1, 1, 40, 1, 1, 2, 1]
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-14 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T10-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[40, 40]
Support contains 20 out of 752 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1412/1412 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 80 transitions
Trivial Post-agglo rules discarded 80 transitions
Performed 80 trivial Post agglomeration. Transition count delta: 80
Iterating post reduction 0 with 82 rules applied. Total rules applied 82 place count 750 transition count 1332
Reduce places removed 80 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 90 rules applied. Total rules applied 172 place count 670 transition count 1322
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 182 place count 660 transition count 1322
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 182 place count 660 transition count 1242
Deduced a syphon composed of 80 places in 4 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 342 place count 580 transition count 1242
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Deduced a syphon composed of 70 places in 13 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 3 with 140 rules applied. Total rules applied 482 place count 510 transition count 1172
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 3 with 10 rules applied. Total rules applied 492 place count 510 transition count 1162
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 502 place count 500 transition count 1162
Applied a total of 502 rules in 566 ms. Remains 500 /752 variables (removed 252) and now considering 1162/1412 (removed 250) transitions.
Running 1160 sub problems to find dead transitions.
[2026-05-29 05:12:33] [INFO ] Flow matrix only has 1142 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4716735961249256137.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4679291062848339569.kers'
[2026-05-29 05:12:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4716735961249256137.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4679291062848339569.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1142 rows 495 cols 5176 entries
Finished phase 1 with 266 SingleSign rule and 182 generalized
[2026-05-29 05:12:33] [INFO ] Computed 52 invariants in 10 ms
Computed 52 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-4679291062848339569.kers
Total runtime 13 ms.
[2026-05-29 05:12:33] [INFO ] State equation strengthened by 120 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/498 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1160 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/498 variables, 35/49 constraints. Problems are: Problem set: 0 solved, 1160 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 498/1642 variables, and 58 constraints, problems are : Problem set: 0 solved, 1160 unsolved in 20080 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 35/38 constraints, State Equation: 0/500 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1160/1100 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1160 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/498 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1160 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/498 variables, 35/49 constraints. Problems are: Problem set: 0 solved, 1160 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/498 variables, 9/58 constraints. Problems are: Problem set: 0 solved, 1160 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 498/1642 variables, and 61 constraints, problems are : Problem set: 0 solved, 1160 unsolved in 20053 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 35/38 constraints, State Equation: 0/500 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 60/1100 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42331ms problems are : Problem set: 0 solved, 1160 unsolved
Search for dead transitions found 0 dead transitions in 42372ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43015 ms. Remains : 500/752 places, 1162/1412 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16119162980921621471.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10898551415712971866.kers'
[2026-05-29 05:13:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16119162980921621471.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10898551415712971866.kers]
Normalized transition count is 1142 out of 1162 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1142 rows 495 cols 5176 entries
Finished phase 1 with 266 SingleSign rule and 182 generalized
[2026-05-29 05:13:16] [INFO ] Computed 52 invariants in 10 ms
Computed 52 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-10898551415712971866.kers
Total runtime 13 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[40, 40]
RANDOM walk for 1000000 steps (315 resets) in 5536 ms. (180 steps per ms)
BEST_FIRST walk for 2000000 steps (225 resets) in 4909 ms. (407 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[40, 40]
[2026-05-29 05:13:26] [INFO ] Flow matrix only has 1142 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15136446742886642102.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12678149584380956171.kers'
[2026-05-29 05:13:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15136446742886642102.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12678149584380956171.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1142 rows 495 cols 5176 entries
Finished phase 1 with 266 SingleSign rule and 182 generalized
[2026-05-29 05:13:26] [INFO ] Computed 52 invariants in 16 ms
Computed 52 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-12678149584380956171.kers
Total runtime 19 ms.
[2026-05-29 05:13:26] [INFO ] [Real]Absence check using 14 positive place invariants in 22 ms returned sat
[2026-05-29 05:13:26] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 30 ms returned sat
[2026-05-29 05:13:27] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2026-05-29 05:13:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:13:27] [INFO ] [Nat]Absence check using 14 positive place invariants in 33 ms returned sat
[2026-05-29 05:13:27] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 46 ms returned sat
[2026-05-29 05:13:28] [INFO ] [Nat]Absence check using state equation in 884 ms returned sat
[2026-05-29 05:13:28] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:13:28] [INFO ] [Nat]Added 120 Read/Feed constraints in 356 ms returned sat
[2026-05-29 05:13:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 696 ms
[2026-05-29 05:13:29] [INFO ] Computed and/alt/rep : 470/1038/460 causal constraints (skipped 680 transitions) in 154 ms.
[2026-05-29 05:13:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1639 ms
[2026-05-29 05:13:32] [INFO ] Added : 29 causal constraints over 6 iterations in 2905 ms. Result :sat
Minimization took 5022 ms.
[2026-05-29 05:13:37] [INFO ] [Real]Absence check using 14 positive place invariants in 33 ms returned sat
[2026-05-29 05:13:37] [INFO ] [Real]Absence check using 14 positive and 38 generalized place invariants in 47 ms returned sat
[2026-05-29 05:13:38] [INFO ] [Real]Absence check using state equation in 650 ms returned sat
[2026-05-29 05:13:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:13:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 33 ms returned sat
[2026-05-29 05:13:38] [INFO ] [Nat]Absence check using 14 positive and 38 generalized place invariants in 45 ms returned sat
[2026-05-29 05:13:39] [INFO ] [Nat]Absence check using state equation in 1452 ms returned sat
[2026-05-29 05:13:40] [INFO ] [Nat]Added 120 Read/Feed constraints in 627 ms returned sat
[2026-05-29 05:13:40] [INFO ] Computed and/alt/rep : 470/1038/460 causal constraints (skipped 680 transitions) in 111 ms.
[2026-05-29 05:13:41] [INFO ] Added : 31 causal constraints over 7 iterations in 899 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[40, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[40, 40]
Support contains 20 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 1162/1162 transitions.
Applied a total of 0 rules in 43 ms. Remains 500 /500 variables (removed 0) and now considering 1162/1162 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 500/500 places, 1162/1162 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 1162/1162 transitions.
Applied a total of 0 rules in 41 ms. Remains 500 /500 variables (removed 0) and now considering 1162/1162 (removed 0) transitions.
[2026-05-29 05:13:46] [INFO ] Flow matrix only has 1142 transitions (discarded 20 similar events)
[2026-05-29 05:13:46] [INFO ] Invariant cache hit.
[2026-05-29 05:13:47] [INFO ] Implicit Places using invariants in 1151 ms returned [444, 445, 446, 447, 448, 449, 450, 451, 452, 453]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 1157 ms to find 10 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 490/500 places, 1162/1162 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 480 transition count 1152
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 480 transition count 1152
Applied a total of 20 rules in 88 ms. Remains 480 /490 variables (removed 10) and now considering 1152/1162 (removed 10) transitions.
[2026-05-29 05:13:47] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12621203957411365795.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17083192348084480618.kers'
[2026-05-29 05:13:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12621203957411365795.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17083192348084480618.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:13:47] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17083192348084480618.kers
Total runtime 13 ms.
[2026-05-29 05:13:48] [INFO ] Implicit Places using invariants in 1384 ms returned []
[2026-05-29 05:13:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:13:48] [INFO ] Invariant cache hit.
[2026-05-29 05:13:49] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:13:59] [INFO ] Implicit Places using invariants and state equation in 11066 ms returned []
Implicit Place search using SMT with State Equation took 12453 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 480/500 places, 1152/1162 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 13739 ms. Remains : 480/500 places, 1152/1162 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8775672126574988783.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11459655404941584334.kers'
[2026-05-29 05:13:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8775672126574988783.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11459655404941584334.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:13:59] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-11459655404941584334.kers
Total runtime 13 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[40, 40]
RANDOM walk for 1000000 steps (357 resets) in 4773 ms. (209 steps per ms)
BEST_FIRST walk for 2000001 steps (249 resets) in 4531 ms. (441 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[40, 40]
[2026-05-29 05:14:09] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11613180593215399609.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2459192113204809585.kers'
[2026-05-29 05:14:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11613180593215399609.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2459192113204809585.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:14:09] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-2459192113204809585.kers
Total runtime 17 ms.
[2026-05-29 05:14:09] [INFO ] [Real]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:14:09] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 45 ms returned sat
[2026-05-29 05:14:10] [INFO ] [Real]Absence check using state equation in 744 ms returned sat
[2026-05-29 05:14:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:14:10] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:14:10] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:14:10] [INFO ] [Nat]Absence check using state equation in 536 ms returned sat
[2026-05-29 05:14:10] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:14:11] [INFO ] [Nat]Added 120 Read/Feed constraints in 807 ms returned sat
[2026-05-29 05:14:11] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 94 ms.
[2026-05-29 05:14:12] [INFO ] Added : 27 causal constraints over 6 iterations in 691 ms. Result :sat
Minimization took 4486 ms.
[2026-05-29 05:14:17] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:14:17] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:14:17] [INFO ] [Real]Absence check using state equation in 760 ms returned sat
[2026-05-29 05:14:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:14:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:14:17] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:14:18] [INFO ] [Nat]Absence check using state equation in 619 ms returned sat
[2026-05-29 05:14:19] [INFO ] [Nat]Added 120 Read/Feed constraints in 545 ms returned sat
[2026-05-29 05:14:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2186 ms
[2026-05-29 05:14:21] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 147 ms.
[2026-05-29 05:14:22] [INFO ] Added : 30 causal constraints over 6 iterations in 1049 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[40, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[40, 40]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 28 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 66 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:14:27] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:14:27] [INFO ] Invariant cache hit.
[2026-05-29 05:14:28] [INFO ] Implicit Places using invariants in 1047 ms returned []
[2026-05-29 05:14:28] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:14:28] [INFO ] Invariant cache hit.
[2026-05-29 05:14:29] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:14:40] [INFO ] Implicit Places using invariants and state equation in 11375 ms returned []
Implicit Place search using SMT with State Equation took 12430 ms to find 0 implicit places.
[2026-05-29 05:14:40] [INFO ] Redundant transitions in 78 ms returned []
Running 1150 sub problems to find dead transitions.
[2026-05-29 05:14:40] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:14:40] [INFO ] Invariant cache hit.
[2026-05-29 05:14:40] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/478 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/478 variables, 28/39 constraints. Problems are: Problem set: 0 solved, 1150 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 478/1612 variables, and 52 constraints, problems are : Problem set: 0 solved, 1150 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 28/31 constraints, State Equation: 0/480 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1150/1150 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1150 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/478 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1150 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/478 variables, 28/39 constraints. Problems are: Problem set: 0 solved, 1150 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/478 variables, 13/52 constraints. Problems are: Problem set: 0 solved, 1150 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 478/1612 variables, and 58 constraints, problems are : Problem set: 0 solved, 1150 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 28/31 constraints, State Equation: 0/480 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1150 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61027ms problems are : Problem set: 0 solved, 1150 unsolved
Search for dead transitions found 0 dead transitions in 61036ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73626 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 2025 ms. (19 steps per ms) remains 4/4 properties
[2026-05-29 05:15:41] [INFO ] Flatten gal took : 438 ms
BEST_FIRST walk for 40003 steps (11 resets) in 545 ms. (73 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 442 ms. (90 steps per ms) remains 4/4 properties
[2026-05-29 05:15:42] [INFO ] Flatten gal took : 283 ms
BEST_FIRST walk for 40001 steps (9 resets) in 305 ms. (130 steps per ms) remains 4/4 properties
[2026-05-29 05:15:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16856037092118774258.gal : 95 ms
[2026-05-29 05:15:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15891469569065051300.prop : 2 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/ReachabilityCardinality16856037092118774258.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15891469569065051300.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40002 steps (8 resets) in 310 ms. (128 steps per ms) remains 4/4 properties
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 ...330
Loading property file /tmp/ReachabilityCardinality15891469569065051300.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 120491 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 4
Probabilistic random walk after 120491 steps, saw 70373 distinct states, run finished after 3006 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-29 05:15:45] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:15:45] [INFO ] Invariant cache hit.
[2026-05-29 05:15:45] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1653 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4223 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5908ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 32 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (17 resets) in 528 ms. (75 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 383 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 328 ms. (121 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 146152 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 146152 steps, saw 84854 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-29 05:15:54] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:15:54] [INFO ] Invariant cache hit.
[2026-05-29 05:15:54] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1588 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10105 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11717ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2491 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 30 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 33 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:16:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:16:08] [INFO ] Invariant cache hit.
[2026-05-29 05:16:10] [INFO ] Implicit Places using invariants in 1070 ms returned []
[2026-05-29 05:16:10] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:16:10] [INFO ] Invariant cache hit.
[2026-05-29 05:16:10] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:16:19] [INFO ] Implicit Places using invariants and state equation in 9938 ms returned []
Implicit Place search using SMT with State Equation took 11010 ms to find 0 implicit places.
[2026-05-29 05:16:20] [INFO ] Redundant transitions in 74 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11124 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 118 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15689985898805291751.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17825761736124354995.kers'
[2026-05-29 05:16:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15689985898805291751.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17825761736124354995.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:16:20] [INFO ] Computed 42 invariants in 21 ms
Computed 42 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-17825761736124354995.kers
Total runtime 23 ms.
[2026-05-29 05:16:20] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 05:16:20] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:16:20] [INFO ] After 183ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:16:20] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:16:20] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:16:21] [INFO ] After 1410ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:16:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 612 ms
TRAPS : Iteration 1
[2026-05-29 05:16:24] [INFO ] After 3476ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:16:25] [INFO ] After 4638ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:16:25] [INFO ] Flatten gal took : 98 ms
[2026-05-29 05:16:25] [INFO ] Flatten gal took : 76 ms
[2026-05-29 05:16:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5357038408345342069.gal : 16 ms
[2026-05-29 05:16:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7363443602865805622.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/ReachabilityCardinality5357038408345342069.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7363443602865805622.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/ReachabilityCardinality7363443602865805622.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
Detected timeout of ITS tools.
[2026-05-29 05:16:32] [INFO ] Flatten gal took : 60 ms
[2026-05-29 05:16:32] [INFO ] Applying decomposition
[2026-05-29 05:16:32] [INFO ] Flatten gal took : 63 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/graph12219259090647012860.txt' '-o' '/tmp/graph12219259090647012860.bin' '-w' '/tmp/graph12219259090647012860.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12219259090647012860.bin' '-l' '-1' '-v' '-w' '/tmp/graph12219259090647012860.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:16:33] [INFO ] Decomposing Gal with order
[2026-05-29 05:16:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:16:33] [INFO ] Removed a total of 1018 redundant transitions.
[2026-05-29 05:16:34] [INFO ] Flatten gal took : 705 ms
[2026-05-29 05:16:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 1126 labels/synchronizations in 114 ms.
[2026-05-29 05:16:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4799001663775307405.gal : 24 ms
[2026-05-29 05:16:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15131943382041864917.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4799001663775307405.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15131943382041864917.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/ReachabilityCardinality15131943382041864917.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 13
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :13 after 29
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :29 after 39
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :39 after 59
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :59 after 233
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :233 after 690
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :690 after 1532
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1532 after 3354
Detected timeout of ITS tools.
[2026-05-29 05:16:40] [INFO ] Flatten gal took : 100 ms
[2026-05-29 05:16:40] [INFO ] Applying decomposition
[2026-05-29 05:16:40] [INFO ] Flatten gal took : 99 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/graph16122248792999992042.txt' '-o' '/tmp/graph16122248792999992042.bin' '-w' '/tmp/graph16122248792999992042.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16122248792999992042.bin' '-l' '-1' '-v' '-w' '/tmp/graph16122248792999992042.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:16:40] [INFO ] Decomposing Gal with order
[2026-05-29 05:16:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:16:41] [INFO ] Removed a total of 1198 redundant transitions.
[2026-05-29 05:16:41] [INFO ] Flatten gal took : 275 ms
[2026-05-29 05:16:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 1238 labels/synchronizations in 89 ms.
[2026-05-29 05:16:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1558494453889758080.gal : 14 ms
[2026-05-29 05:16:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality266907551623692119.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/ReachabilityCardinality1558494453889758080.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality266907551623692119.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/ReachabilityCardinality266907551623692119.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 85
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :85 after 136
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :136 after 247
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 43402
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :43402 after 56823
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :247 after 2097
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2097 after 4284
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4284 after 8646
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36418 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[39, 39]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5137230917208825579.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16419908634178951528.kers'
[2026-05-29 05:16:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5137230917208825579.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16419908634178951528.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:16:56] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-16419908634178951528.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[39, 39]
RANDOM walk for 1000000 steps (326 resets) in 4786 ms. (208 steps per ms)
BEST_FIRST walk for 2000001 steps (249 resets) in 4518 ms. (442 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[39, 39]
[2026-05-29 05:17:05] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8332387027043547345.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17170060340064369631.kers'
[2026-05-29 05:17:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8332387027043547345.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17170060340064369631.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:17:05] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17170060340064369631.kers
Total runtime 12 ms.
[2026-05-29 05:17:06] [INFO ] [Real]Absence check using 11 positive place invariants in 41 ms returned sat
[2026-05-29 05:17:06] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:17:06] [INFO ] [Real]Absence check using state equation in 587 ms returned sat
[2026-05-29 05:17:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:17:06] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:17:06] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:17:07] [INFO ] [Nat]Absence check using state equation in 495 ms returned sat
[2026-05-29 05:17:07] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:17:08] [INFO ] [Nat]Added 120 Read/Feed constraints in 758 ms returned sat
[2026-05-29 05:17:08] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 87 ms.
[2026-05-29 05:17:08] [INFO ] Added : 27 causal constraints over 6 iterations in 808 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:17:13] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:17:13] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:17:14] [INFO ] [Real]Absence check using state equation in 897 ms returned sat
[2026-05-29 05:17:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:17:14] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:17:14] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:17:15] [INFO ] [Nat]Absence check using state equation in 657 ms returned sat
[2026-05-29 05:17:16] [INFO ] [Nat]Added 120 Read/Feed constraints in 548 ms returned sat
[2026-05-29 05:17:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1911 ms
[2026-05-29 05:17:18] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 130 ms.
[2026-05-29 05:17:18] [INFO ] Added : 30 causal constraints over 6 iterations in 1015 ms. Result :sat
Minimization took 4622 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[39, 39]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[39, 39]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 57 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 38 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:17:23] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:17:23] [INFO ] Invariant cache hit.
[2026-05-29 05:17:25] [INFO ] Implicit Places using invariants in 1796 ms returned []
[2026-05-29 05:17:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:17:25] [INFO ] Invariant cache hit.
[2026-05-29 05:17:26] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:17:35] [INFO ] Implicit Places using invariants and state equation in 10217 ms returned []
Implicit Place search using SMT with State Equation took 12014 ms to find 0 implicit places.
[2026-05-29 05:17:35] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12098 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:17:35] [INFO ] Flatten gal took : 195 ms
[2026-05-29 05:17:36] [INFO ] Flatten gal took : 135 ms
[2026-05-29 05:17:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15908724511483044066.gal : 26 ms
[2026-05-29 05:17:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12054309630440197231.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/ReachabilityCardinality15908724511483044066.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12054309630440197231.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 ...330
RANDOM walk for 40000 steps (15 resets) in 1390 ms. (28 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 242 ms. (164 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 283 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 195 ms. (204 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (10 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality12054309630440197231.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 149886 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 4
Probabilistic random walk after 149886 steps, saw 86948 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-29 05:17:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:17:39] [INFO ] Invariant cache hit.
[2026-05-29 05:17:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1507 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4060 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5595ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 27 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (13 resets) in 382 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 273 ms. (145 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 158478 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 158478 steps, saw 91701 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 05:17:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:17:48] [INFO ] Invariant cache hit.
[2026-05-29 05:17:48] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1614 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10341 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11980ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4518 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 26 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:18:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:18:04] [INFO ] Invariant cache hit.
[2026-05-29 05:18:06] [INFO ] Implicit Places using invariants in 1103 ms returned []
[2026-05-29 05:18:06] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:18:06] [INFO ] Invariant cache hit.
[2026-05-29 05:18:06] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:18:17] [INFO ] Implicit Places using invariants and state equation in 11106 ms returned []
Implicit Place search using SMT with State Equation took 12212 ms to find 0 implicit places.
[2026-05-29 05:18:17] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12254 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 144 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14881187960279645755.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1152611039048339277.kers'
[2026-05-29 05:18:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14881187960279645755.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1152611039048339277.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:18:17] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1152611039048339277.kers
Total runtime 11 ms.
[2026-05-29 05:18:17] [INFO ] [Real]Absence check using 11 positive place invariants in 66 ms returned sat
[2026-05-29 05:18:17] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 94 ms returned sat
[2026-05-29 05:18:17] [INFO ] After 513ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:18:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:18:18] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 56 ms returned sat
[2026-05-29 05:18:19] [INFO ] After 1565ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:18:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 604 ms
TRAPS : Iteration 1
[2026-05-29 05:18:22] [INFO ] After 4228ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:18:23] [INFO ] After 5427ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:18:23] [INFO ] Flatten gal took : 45 ms
[2026-05-29 05:18:23] [INFO ] Flatten gal took : 46 ms
[2026-05-29 05:18:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1000549349747153759.gal : 11 ms
[2026-05-29 05:18:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3867467012325520777.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/ReachabilityCardinality1000549349747153759.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3867467012325520777.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/ReachabilityCardinality3867467012325520777.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:18:26] [INFO ] Flatten gal took : 82 ms
[2026-05-29 05:18:26] [INFO ] Applying decomposition
[2026-05-29 05:18:26] [INFO ] Flatten gal took : 97 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/graph17133963779819013058.txt' '-o' '/tmp/graph17133963779819013058.bin' '-w' '/tmp/graph17133963779819013058.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17133963779819013058.bin' '-l' '-1' '-v' '-w' '/tmp/graph17133963779819013058.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:18:26] [INFO ] Decomposing Gal with order
[2026-05-29 05:18:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:18:26] [INFO ] Removed a total of 1063 redundant transitions.
[2026-05-29 05:18:27] [INFO ] Flatten gal took : 196 ms
[2026-05-29 05:18:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 1055 labels/synchronizations in 46 ms.
[2026-05-29 05:18:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12151233670150222058.gal : 17 ms
[2026-05-29 05:18:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16346024937103899104.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/ReachabilityCardinality12151233670150222058.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16346024937103899104.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 ...330
Loading property file /tmp/ReachabilityCardinality16346024937103899104.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 34
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :34 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 303
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :303 after 501
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :501 after 1204
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1204 after 2406
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2406 after 6370
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6370 after 29817
Detected timeout of ITS tools.
[2026-05-29 05:18:38] [INFO ] Flatten gal took : 40 ms
[2026-05-29 05:18:38] [INFO ] Applying decomposition
[2026-05-29 05:18:38] [INFO ] Flatten gal took : 40 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/graph15534058700971593600.txt' '-o' '/tmp/graph15534058700971593600.bin' '-w' '/tmp/graph15534058700971593600.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15534058700971593600.bin' '-l' '-1' '-v' '-w' '/tmp/graph15534058700971593600.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:18:38] [INFO ] Decomposing Gal with order
[2026-05-29 05:18:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:18:39] [INFO ] Removed a total of 1122 redundant transitions.
[2026-05-29 05:18:39] [INFO ] Flatten gal took : 224 ms
[2026-05-29 05:18:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 971 labels/synchronizations in 43 ms.
[2026-05-29 05:18:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6446817973885893533.gal : 13 ms
[2026-05-29 05:18:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2612139273080916374.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/ReachabilityCardinality6446817973885893533.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2612139273080916374.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/ReachabilityCardinality2612139273080916374.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 23
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :23 after 33
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :33 after 46
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :46 after 59
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :59 after 125
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :125 after 937
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :937 after 2287
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2287 after 5847
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5847 after 21852
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37119 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[38, 38]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8574445495716767620.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16969738645227449707.kers'
[2026-05-29 05:18:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8574445495716767620.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16969738645227449707.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:18:54] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-16969738645227449707.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[38, 38]
RANDOM walk for 1000000 steps (312 resets) in 5437 ms. (183 steps per ms)
BEST_FIRST walk for 2000002 steps (246 resets) in 5045 ms. (396 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[38, 38]
[2026-05-29 05:19:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2928793698083968429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15767804318276057510.kers'
[2026-05-29 05:19:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2928793698083968429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15767804318276057510.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:19:04] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-15767804318276057510.kers
Total runtime 13 ms.
[2026-05-29 05:19:05] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:19:05] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:19:05] [INFO ] [Real]Absence check using state equation in 607 ms returned sat
[2026-05-29 05:19:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:19:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:19:05] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:19:06] [INFO ] [Nat]Absence check using state equation in 566 ms returned sat
[2026-05-29 05:19:06] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:19:07] [INFO ] [Nat]Added 120 Read/Feed constraints in 855 ms returned sat
[2026-05-29 05:19:07] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 90 ms.
[2026-05-29 05:19:08] [INFO ] Added : 27 causal constraints over 6 iterations in 768 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:19:12] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:19:12] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:19:13] [INFO ] [Real]Absence check using state equation in 612 ms returned sat
[2026-05-29 05:19:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:19:13] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:19:13] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:19:14] [INFO ] [Nat]Absence check using state equation in 647 ms returned sat
[2026-05-29 05:19:14] [INFO ] [Nat]Added 120 Read/Feed constraints in 524 ms returned sat
[2026-05-29 05:19:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1553 ms
[2026-05-29 05:19:16] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 05:19:17] [INFO ] Added : 30 causal constraints over 6 iterations in 864 ms. Result :sat
Minimization took 4526 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[38, 38]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[38, 38]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 35 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 33 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:19:21] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:19:21] [INFO ] Invariant cache hit.
[2026-05-29 05:19:23] [INFO ] Implicit Places using invariants in 1586 ms returned []
[2026-05-29 05:19:23] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:19:23] [INFO ] Invariant cache hit.
[2026-05-29 05:19:24] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:19:35] [INFO ] Implicit Places using invariants and state equation in 12006 ms returned []
Implicit Place search using SMT with State Equation took 13601 ms to find 0 implicit places.
[2026-05-29 05:19:35] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13671 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:19:35] [INFO ] Flatten gal took : 150 ms
[2026-05-29 05:19:35] [INFO ] Flatten gal took : 67 ms
[2026-05-29 05:19:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14360792188940889566.gal : 17 ms
[2026-05-29 05:19:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17812948714178062402.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/ReachabilityCardinality14360792188940889566.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17812948714178062402.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (16 resets) in 596 ms. (67 steps per ms) remains 4/4 properties
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 ...330
BEST_FIRST walk for 40004 steps (11 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 476 ms. (83 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17812948714178062402.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 460 ms. (86 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 248 ms. (160 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 129360 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 4
Probabilistic random walk after 129360 steps, saw 75351 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
[2026-05-29 05:19:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:19:39] [INFO ] Invariant cache hit.
[2026-05-29 05:19:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1563 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4247 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5840ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 120 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 25 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (12 resets) in 453 ms. (88 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 216 ms. (184 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 156094 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 156094 steps, saw 90369 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 05:19:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:19:48] [INFO ] Invariant cache hit.
[2026-05-29 05:19:48] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1677 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11431 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13125ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4131 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:20:05] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:20:05] [INFO ] Invariant cache hit.
[2026-05-29 05:20:06] [INFO ] Implicit Places using invariants in 1100 ms returned []
[2026-05-29 05:20:06] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:20:06] [INFO ] Invariant cache hit.
[2026-05-29 05:20:07] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:20:17] [INFO ] Implicit Places using invariants and state equation in 10894 ms returned []
Implicit Place search using SMT with State Equation took 11996 ms to find 0 implicit places.
[2026-05-29 05:20:17] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12036 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 112 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-719965271086943659.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2801018740611991037.kers'
[2026-05-29 05:20:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-719965271086943659.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2801018740611991037.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:20:17] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-2801018740611991037.kers
Total runtime 12 ms.
[2026-05-29 05:20:18] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:20:18] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:20:18] [INFO ] After 180ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:20:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:20:18] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:20:19] [INFO ] After 1467ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:20:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 597 ms
TRAPS : Iteration 1
[2026-05-29 05:20:22] [INFO ] After 3872ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:20:23] [INFO ] After 5007ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:20:23] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:20:23] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:20:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17713469843361333082.gal : 7 ms
[2026-05-29 05:20:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18227256311408056004.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/ReachabilityCardinality17713469843361333082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18227256311408056004.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 ...330
Loading property file /tmp/ReachabilityCardinality18227256311408056004.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:20:25] [INFO ] Flatten gal took : 67 ms
[2026-05-29 05:20:25] [INFO ] Applying decomposition
[2026-05-29 05:20:25] [INFO ] Flatten gal took : 40 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/graph11292669108886712367.txt' '-o' '/tmp/graph11292669108886712367.bin' '-w' '/tmp/graph11292669108886712367.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11292669108886712367.bin' '-l' '-1' '-v' '-w' '/tmp/graph11292669108886712367.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:20:26] [INFO ] Decomposing Gal with order
[2026-05-29 05:20:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:20:26] [INFO ] Removed a total of 1010 redundant transitions.
[2026-05-29 05:20:26] [INFO ] Flatten gal took : 148 ms
[2026-05-29 05:20:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 1313 labels/synchronizations in 43 ms.
[2026-05-29 05:20:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2959392557765572960.gal : 12 ms
[2026-05-29 05:20:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8537820998756939878.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/ReachabilityCardinality2959392557765572960.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8537820998756939878.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/ReachabilityCardinality8537820998756939878.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 31
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :31 after 40
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :40 after 58
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :58 after 141
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :141 after 262
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :262 after 1434
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1434 after 2819
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2819 after 25183
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:20:38] [INFO ] Flatten gal took : 68 ms
[2026-05-29 05:20:38] [INFO ] Applying decomposition
[2026-05-29 05:20:38] [INFO ] Flatten gal took : 36 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/graph2044541075481376412.txt' '-o' '/tmp/graph2044541075481376412.bin' '-w' '/tmp/graph2044541075481376412.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2044541075481376412.bin' '-l' '-1' '-v' '-w' '/tmp/graph2044541075481376412.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:20:38] [INFO ] Decomposing Gal with order
[2026-05-29 05:20:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:20:38] [INFO ] Removed a total of 1229 redundant transitions.
[2026-05-29 05:20:38] [INFO ] Flatten gal took : 213 ms
[2026-05-29 05:20:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 1173 labels/synchronizations in 37 ms.
[2026-05-29 05:20:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1548237756548482178.gal : 11 ms
[2026-05-29 05:20:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16114468617345032374.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/ReachabilityCardinality1548237756548482178.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16114468617345032374.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/ReachabilityCardinality16114468617345032374.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 75
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :75 after 127
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :127 after 247
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 45114
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :247 after 1147
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :45114 after 83807
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1147 after 4751
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4751 after 11532
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :83807 after 221487
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36437 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[37, 37]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5463241820366225029.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17342900380655647045.kers'
[2026-05-29 05:20:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5463241820366225029.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17342900380655647045.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:20:54] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17342900380655647045.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[37, 37]
RANDOM walk for 1000000 steps (307 resets) in 4848 ms. (206 steps per ms)
BEST_FIRST walk for 2000002 steps (278 resets) in 5011 ms. (399 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[37, 37]
[2026-05-29 05:21:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3706803094295188544.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11843551274092309633.kers'
[2026-05-29 05:21:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3706803094295188544.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11843551274092309633.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:21:04] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-11843551274092309633.kers
Total runtime 13 ms.
[2026-05-29 05:21:04] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:21:04] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:21:05] [INFO ] [Real]Absence check using state equation in 592 ms returned sat
[2026-05-29 05:21:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:21:05] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:21:05] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:21:05] [INFO ] [Nat]Absence check using state equation in 553 ms returned sat
[2026-05-29 05:21:05] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:21:06] [INFO ] [Nat]Added 120 Read/Feed constraints in 927 ms returned sat
[2026-05-29 05:21:06] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 77 ms.
[2026-05-29 05:21:07] [INFO ] Added : 27 causal constraints over 6 iterations in 836 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:21:12] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:21:12] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:21:12] [INFO ] [Real]Absence check using state equation in 554 ms returned sat
[2026-05-29 05:21:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:21:12] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:21:12] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:21:13] [INFO ] [Nat]Absence check using state equation in 528 ms returned sat
[2026-05-29 05:21:13] [INFO ] [Nat]Added 120 Read/Feed constraints in 501 ms returned sat
[2026-05-29 05:21:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1534 ms
[2026-05-29 05:21:15] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 87 ms.
[2026-05-29 05:21:16] [INFO ] Added : 30 causal constraints over 6 iterations in 1349 ms. Result :sat
Minimization took 4632 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[37, 37]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[37, 37]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 30 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 29 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:21:21] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:21:21] [INFO ] Invariant cache hit.
[2026-05-29 05:21:22] [INFO ] Implicit Places using invariants in 1234 ms returned []
[2026-05-29 05:21:22] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:21:22] [INFO ] Invariant cache hit.
[2026-05-29 05:21:23] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:21:34] [INFO ] Implicit Places using invariants and state equation in 11755 ms returned []
Implicit Place search using SMT with State Equation took 12992 ms to find 0 implicit places.
[2026-05-29 05:21:34] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13042 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:21:34] [INFO ] Flatten gal took : 38 ms
[2026-05-29 05:21:34] [INFO ] Flatten gal took : 39 ms
[2026-05-29 05:21:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5813606617964307636.gal : 8 ms
[2026-05-29 05:21:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16726141160962782717.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/ReachabilityCardinality5813606617964307636.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16726141160962782717.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
RANDOM walk for 40000 steps (13 resets) in 574 ms. (69 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16726141160962782717.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 196 ms. (203 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 247 ms. (161 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 120311 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 4
Probabilistic random walk after 120311 steps, saw 70260 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-29 05:21:38] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:21:38] [INFO ] Invariant cache hit.
[2026-05-29 05:21:38] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :3227 after 5156
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1774 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4416 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6216ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40001 steps (14 resets) in 385 ms. (103 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 201 ms. (198 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 210 ms. (189 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 142221 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 142221 steps, saw 82597 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-29 05:21:47] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:21:47] [INFO ] Invariant cache hit.
[2026-05-29 05:21:47] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1941 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11196 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13151ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2206 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:22:03] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:22:03] [INFO ] Invariant cache hit.
[2026-05-29 05:22:04] [INFO ] Implicit Places using invariants in 1084 ms returned []
[2026-05-29 05:22:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:22:04] [INFO ] Invariant cache hit.
[2026-05-29 05:22:05] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:22:14] [INFO ] Implicit Places using invariants and state equation in 9994 ms returned []
Implicit Place search using SMT with State Equation took 11089 ms to find 0 implicit places.
[2026-05-29 05:22:14] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11125 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 80 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2684726570172401776.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5103248149627833815.kers'
[2026-05-29 05:22:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2684726570172401776.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5103248149627833815.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:22:14] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5103248149627833815.kers
Total runtime 11 ms.
[2026-05-29 05:22:14] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:22:14] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:22:14] [INFO ] After 180ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:22:14] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:22:14] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:22:16] [INFO ] After 1543ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:22:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 579 ms
TRAPS : Iteration 1
[2026-05-29 05:22:18] [INFO ] After 3537ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:22:19] [INFO ] After 4679ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:22:19] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:22:19] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:22:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10992564306325926154.gal : 7 ms
[2026-05-29 05:22:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16049972877457687417.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/ReachabilityCardinality10992564306325926154.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16049972877457687417.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 ...330
Loading property file /tmp/ReachabilityCardinality16049972877457687417.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:22:24] [INFO ] Flatten gal took : 40 ms
[2026-05-29 05:22:24] [INFO ] Applying decomposition
[2026-05-29 05:22:24] [INFO ] Flatten gal took : 41 ms
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
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/graph257658042377613778.txt' '-o' '/tmp/graph257658042377613778.bin' '-w' '/tmp/graph257658042377613778.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph257658042377613778.bin' '-l' '-1' '-v' '-w' '/tmp/graph257658042377613778.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:22:24] [INFO ] Decomposing Gal with order
[2026-05-29 05:22:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:22:25] [INFO ] Removed a total of 1064 redundant transitions.
[2026-05-29 05:22:25] [INFO ] Flatten gal took : 148 ms
[2026-05-29 05:22:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 1218 labels/synchronizations in 52 ms.
[2026-05-29 05:22:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7760338896369247404.gal : 11 ms
[2026-05-29 05:22:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8403443093019513981.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/ReachabilityCardinality7760338896369247404.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8403443093019513981.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/ReachabilityCardinality8403443093019513981.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 24
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :24 after 50
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :50 after 332
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :332 after 431
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :431 after 539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :539 after 1020
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1020 after 2316
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2316 after 9606
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:22:34] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:22:34] [INFO ] Applying decomposition
[2026-05-29 05:22:34] [INFO ] Flatten gal took : 32 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/graph13781617731839021984.txt' '-o' '/tmp/graph13781617731839021984.bin' '-w' '/tmp/graph13781617731839021984.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13781617731839021984.bin' '-l' '-1' '-v' '-w' '/tmp/graph13781617731839021984.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:22:34] [INFO ] Decomposing Gal with order
[2026-05-29 05:22:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:22:34] [INFO ] Removed a total of 1053 redundant transitions.
[2026-05-29 05:22:34] [INFO ] Flatten gal took : 125 ms
[2026-05-29 05:22:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 905 labels/synchronizations in 34 ms.
[2026-05-29 05:22:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2568282742410292687.gal : 15 ms
[2026-05-29 05:22:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15504778947505471706.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/ReachabilityCardinality2568282742410292687.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15504778947505471706.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/ReachabilityCardinality15504778947505471706.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 389
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :389 after 545
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9606 after 42381
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :545 after 1034
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1034 after 1477
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1477 after 2927
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2927 after 8655
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :42381 after 61128
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8655 after 11801
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11801 after 24399
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :61128 after 123370
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35632 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[36, 36]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5299941215920711405.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1548435110002904012.kers'
[2026-05-29 05:22:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5299941215920711405.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1548435110002904012.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:22:49] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1548435110002904012.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[36, 36]
RANDOM walk for 1000000 steps (296 resets) in 5365 ms. (186 steps per ms)
BEST_FIRST walk for 2000001 steps (282 resets) in 4605 ms. (434 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[36, 36]
[2026-05-29 05:22:59] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17724356661230524254.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2934580552431253556.kers'
[2026-05-29 05:22:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17724356661230524254.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2934580552431253556.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:22:59] [INFO ] Computed 42 invariants in 13 ms
Computed 42 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-2934580552431253556.kers
Total runtime 15 ms.
[2026-05-29 05:22:59] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:23:00] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:23:00] [INFO ] [Real]Absence check using state equation in 622 ms returned sat
[2026-05-29 05:23:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:23:00] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:23:00] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 05:23:01] [INFO ] [Nat]Absence check using state equation in 803 ms returned sat
[2026-05-29 05:23:01] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:23:02] [INFO ] [Nat]Added 120 Read/Feed constraints in 812 ms returned sat
[2026-05-29 05:23:02] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 105 ms.
[2026-05-29 05:23:03] [INFO ] Added : 27 causal constraints over 6 iterations in 1088 ms. Result :sat
Minimization took 4506 ms.
[2026-05-29 05:23:08] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:23:08] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:23:08] [INFO ] [Real]Absence check using state equation in 648 ms returned sat
[2026-05-29 05:23:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:23:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:23:09] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:23:09] [INFO ] [Nat]Absence check using state equation in 696 ms returned sat
[2026-05-29 05:23:10] [INFO ] [Nat]Added 120 Read/Feed constraints in 763 ms returned sat
[2026-05-29 05:23:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1890 ms
[2026-05-29 05:23:12] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 140 ms.
[2026-05-29 05:23:13] [INFO ] Added : 30 causal constraints over 6 iterations in 1428 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[36, 36]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[36, 36]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:23:18] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:18] [INFO ] Invariant cache hit.
[2026-05-29 05:23:19] [INFO ] Implicit Places using invariants in 1217 ms returned []
[2026-05-29 05:23:19] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:19] [INFO ] Invariant cache hit.
[2026-05-29 05:23:20] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:23:30] [INFO ] Implicit Places using invariants and state equation in 10875 ms returned []
Implicit Place search using SMT with State Equation took 12111 ms to find 0 implicit places.
[2026-05-29 05:23:30] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12159 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:23:30] [INFO ] Flatten gal took : 84 ms
[2026-05-29 05:23:30] [INFO ] Flatten gal took : 35 ms
RANDOM walk for 40000 steps (15 resets) in 431 ms. (92 steps per ms) remains 4/4 properties
[2026-05-29 05:23:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15231864167606597277.gal : 25 ms
[2026-05-29 05:23:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17630102735205841559.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/ReachabilityCardinality15231864167606597277.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17630102735205841559.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 ...330
BEST_FIRST walk for 40002 steps (10 resets) in 305 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 222 ms. (179 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 191 ms. (208 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17630102735205841559.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 113424 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 4
Probabilistic random walk after 113424 steps, saw 66382 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-29 05:23:34] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:34] [INFO ] Invariant cache hit.
[2026-05-29 05:23:34] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1447 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4087 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5552ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (19 resets) in 448 ms. (89 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 202 ms. (197 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 156633 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 156633 steps, saw 90684 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 05:23:42] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:42] [INFO ] Invariant cache hit.
[2026-05-29 05:23:42] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1917 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10031 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11969ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1803 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:23:56] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:56] [INFO ] Invariant cache hit.
[2026-05-29 05:23:57] [INFO ] Implicit Places using invariants in 1033 ms returned []
[2026-05-29 05:23:57] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:23:57] [INFO ] Invariant cache hit.
[2026-05-29 05:23:58] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:24:07] [INFO ] Implicit Places using invariants and state equation in 9812 ms returned []
Implicit Place search using SMT with State Equation took 10866 ms to find 0 implicit places.
[2026-05-29 05:24:07] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10909 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 84 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4568828708194470318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2853533997576462786.kers'
[2026-05-29 05:24:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4568828708194470318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2853533997576462786.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:24:07] [INFO ] Computed 42 invariants in 23 ms
Computed 42 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-2853533997576462786.kers
Total runtime 26 ms.
[2026-05-29 05:24:08] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:24:08] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:24:08] [INFO ] After 283ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:24:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:24:08] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:24:09] [INFO ] After 1366ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:24:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 563 ms
TRAPS : Iteration 1
[2026-05-29 05:24:11] [INFO ] After 3437ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:24:12] [INFO ] After 4574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:24:12] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:24:12] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:24:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality332524935423325361.gal : 7 ms
[2026-05-29 05:24:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11687822602183696698.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/ReachabilityCardinality332524935423325361.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11687822602183696698.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/ReachabilityCardinality11687822602183696698.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
Detected timeout of ITS tools.
[2026-05-29 05:24:20] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:24:20] [INFO ] Applying decomposition
[2026-05-29 05:24:21] [INFO ] Flatten gal took : 36 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/graph3671406311704346327.txt' '-o' '/tmp/graph3671406311704346327.bin' '-w' '/tmp/graph3671406311704346327.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3671406311704346327.bin' '-l' '-1' '-v' '-w' '/tmp/graph3671406311704346327.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:24:21] [INFO ] Decomposing Gal with order
[2026-05-29 05:24:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:24:21] [INFO ] Removed a total of 1190 redundant transitions.
[2026-05-29 05:24:21] [INFO ] Flatten gal took : 131 ms
[2026-05-29 05:24:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 1129 labels/synchronizations in 30 ms.
[2026-05-29 05:24:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17747894415553453070.gal : 9 ms
[2026-05-29 05:24:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5332430536334927997.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/ReachabilityCardinality17747894415553453070.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5332430536334927997.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/ReachabilityCardinality5332430536334927997.prop.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 92
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :92 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :230 after 368
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :368 after 640
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :640 after 1018
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1018 after 1500
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1500 after 1858
Detected timeout of ITS tools.
[2026-05-29 05:24:27] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:24:27] [INFO ] Applying decomposition
[2026-05-29 05:24:27] [INFO ] Flatten gal took : 37 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/graph11680636396041527165.txt' '-o' '/tmp/graph11680636396041527165.bin' '-w' '/tmp/graph11680636396041527165.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11680636396041527165.bin' '-l' '-1' '-v' '-w' '/tmp/graph11680636396041527165.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:24:27] [INFO ] Decomposing Gal with order
[2026-05-29 05:24:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:24:28] [INFO ] Removed a total of 1242 redundant transitions.
[2026-05-29 05:24:28] [INFO ] Flatten gal took : 134 ms
[2026-05-29 05:24:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1061 labels/synchronizations in 29 ms.
[2026-05-29 05:24:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3602070999079146155.gal : 9 ms
[2026-05-29 05:24:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7844884606806777620.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/ReachabilityCardinality3602070999079146155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7844884606806777620.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/ReachabilityCardinality7844884606806777620.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 42
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :42 after 63
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :63 after 84
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :84 after 127
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :127 after 225
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1858 after 4875
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :225 after 870
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :870 after 2352
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2352 after 7196
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4875 after 8903
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7196 after 18919
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35680 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[35, 35]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14777328849601043123.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1282877124188578851.kers'
[2026-05-29 05:24:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14777328849601043123.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1282877124188578851.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:24:43] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1282877124188578851.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[35, 35]
RANDOM walk for 1000000 steps (336 resets) in 4653 ms. (214 steps per ms)
BEST_FIRST walk for 2000001 steps (254 resets) in 4587 ms. (435 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[35, 35]
[2026-05-29 05:24:52] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14537808961267266020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17142847045314520934.kers'
[2026-05-29 05:24:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14537808961267266020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17142847045314520934.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:24:52] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-17142847045314520934.kers
Total runtime 10 ms.
[2026-05-29 05:24:52] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:24:52] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:24:53] [INFO ] [Real]Absence check using state equation in 669 ms returned sat
[2026-05-29 05:24:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:24:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:24:53] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 05:24:54] [INFO ] [Nat]Absence check using state equation in 633 ms returned sat
[2026-05-29 05:24:54] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:24:55] [INFO ] [Nat]Added 120 Read/Feed constraints in 993 ms returned sat
[2026-05-29 05:24:55] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 83 ms.
[2026-05-29 05:24:56] [INFO ] Added : 27 causal constraints over 6 iterations in 974 ms. Result :sat
Minimization took 4501 ms.
[2026-05-29 05:25:01] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:25:01] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:25:01] [INFO ] [Real]Absence check using state equation in 568 ms returned sat
[2026-05-29 05:25:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:25:01] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:25:01] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:25:02] [INFO ] [Nat]Absence check using state equation in 678 ms returned sat
[2026-05-29 05:25:03] [INFO ] [Nat]Added 120 Read/Feed constraints in 552 ms returned sat
[2026-05-29 05:25:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1791 ms
[2026-05-29 05:25:04] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 111 ms.
[2026-05-29 05:25:06] [INFO ] Added : 30 causal constraints over 6 iterations in 1319 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[35, 35]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[35, 35]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:25:10] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:10] [INFO ] Invariant cache hit.
[2026-05-29 05:25:11] [INFO ] Implicit Places using invariants in 1189 ms returned []
[2026-05-29 05:25:11] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:11] [INFO ] Invariant cache hit.
[2026-05-29 05:25:12] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:25:22] [INFO ] Implicit Places using invariants and state equation in 10496 ms returned []
Implicit Place search using SMT with State Equation took 11701 ms to find 0 implicit places.
[2026-05-29 05:25:22] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11743 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:25:22] [INFO ] Flatten gal took : 105 ms
[2026-05-29 05:25:22] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:25:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8316693221831860548.gal : 7 ms
[2026-05-29 05:25:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3488890818500319002.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/ReachabilityCardinality8316693221831860548.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3488890818500319002.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
RANDOM walk for 40000 steps (13 resets) in 477 ms. (83 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 251 ms. (158 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (12 resets) in 268 ms. (148 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 188 ms. (211 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality3488890818500319002.prop.
BEST_FIRST walk for 40001 steps (12 resets) in 236 ms. (168 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 132992 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 4
Probabilistic random walk after 132992 steps, saw 77433 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-29 05:25:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:25] [INFO ] Invariant cache hit.
[2026-05-29 05:25:25] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1568 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4516 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6105ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 115 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (14 resets) in 316 ms. (126 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (13 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 188 ms. (211 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 161861 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 2
Probabilistic random walk after 161861 steps, saw 93592 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 05:25:35] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:35] [INFO ] Invariant cache hit.
[2026-05-29 05:25:35] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2008 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10893 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12927ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1541 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:25:49] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:49] [INFO ] Invariant cache hit.
[2026-05-29 05:25:50] [INFO ] Implicit Places using invariants in 1019 ms returned []
[2026-05-29 05:25:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:25:50] [INFO ] Invariant cache hit.
[2026-05-29 05:25:52] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:26:02] [INFO ] Implicit Places using invariants and state equation in 11399 ms returned []
Implicit Place search using SMT with State Equation took 12442 ms to find 0 implicit places.
[2026-05-29 05:26:02] [INFO ] Redundant transitions in 22 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12498 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 126 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3997171152531461085.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14733704707567892377.kers'
[2026-05-29 05:26:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3997171152531461085.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14733704707567892377.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:26:02] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-14733704707567892377.kers
Total runtime 18 ms.
[2026-05-29 05:26:02] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:26:02] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 61 ms returned sat
[2026-05-29 05:26:02] [INFO ] After 293ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:26:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:26:03] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 59 ms returned sat
[2026-05-29 05:26:04] [INFO ] After 1711ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:26:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 671 ms
TRAPS : Iteration 1
[2026-05-29 05:26:07] [INFO ] After 3887ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:26:08] [INFO ] After 5357ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:26:08] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:26:08] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:26:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12063754884988408126.gal : 7 ms
[2026-05-29 05:26:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14132199916771586530.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/ReachabilityCardinality12063754884988408126.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14132199916771586530.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 ...330
Loading property file /tmp/ReachabilityCardinality14132199916771586530.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:26:12] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:26:12] [INFO ] Applying decomposition
[2026-05-29 05:26:12] [INFO ] Flatten gal took : 36 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/graph8955780395501836098.txt' '-o' '/tmp/graph8955780395501836098.bin' '-w' '/tmp/graph8955780395501836098.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8955780395501836098.bin' '-l' '-1' '-v' '-w' '/tmp/graph8955780395501836098.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:26:12] [INFO ] Decomposing Gal with order
[2026-05-29 05:26:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:26:12] [INFO ] Removed a total of 1037 redundant transitions.
[2026-05-29 05:26:12] [INFO ] Flatten gal took : 137 ms
[2026-05-29 05:26:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 1318 labels/synchronizations in 35 ms.
[2026-05-29 05:26:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18179468419058458089.gal : 10 ms
[2026-05-29 05:26:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9126111650581051688.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/ReachabilityCardinality18179468419058458089.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9126111650581051688.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/ReachabilityCardinality9126111650581051688.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 22
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :22 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 68
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :68 after 106
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :106 after 146
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :146 after 290
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :290 after 1128
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1128 after 4094
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4094 after 22178
Detected timeout of ITS tools.
[2026-05-29 05:26:23] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:26:23] [INFO ] Applying decomposition
[2026-05-29 05:26:23] [INFO ] Flatten gal took : 32 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/graph15281658098619858873.txt' '-o' '/tmp/graph15281658098619858873.bin' '-w' '/tmp/graph15281658098619858873.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15281658098619858873.bin' '-l' '-1' '-v' '-w' '/tmp/graph15281658098619858873.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:26:23] [INFO ] Decomposing Gal with order
[2026-05-29 05:26:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:26:23] [INFO ] Removed a total of 1080 redundant transitions.
[2026-05-29 05:26:23] [INFO ] Flatten gal took : 155 ms
[2026-05-29 05:26:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 1198 labels/synchronizations in 53 ms.
[2026-05-29 05:26:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6290484597834024183.gal : 17 ms
[2026-05-29 05:26:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15929233782254214504.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/ReachabilityCardinality6290484597834024183.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15929233782254214504.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/ReachabilityCardinality15929233782254214504.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :89 after 511
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :511 after 650
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :650 after 1083
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1083 after 1889
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1889 after 2457
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2457 after 7927
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :22178 after 40668
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7927 after 30257
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36627 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[34, 34]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5138376088607804637.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18064372800545346269.kers'
[2026-05-29 05:26:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5138376088607804637.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18064372800545346269.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:26:39] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-18064372800545346269.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[34, 34]
RANDOM walk for 1000000 steps (292 resets) in 4802 ms. (208 steps per ms)
BEST_FIRST walk for 2000000 steps (287 resets) in 4972 ms. (402 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[34, 34]
[2026-05-29 05:26:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15414491359108214700.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12327221451984525451.kers'
[2026-05-29 05:26:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15414491359108214700.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12327221451984525451.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:26:48] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12327221451984525451.kers
Total runtime 15 ms.
[2026-05-29 05:26:49] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:26:49] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:26:49] [INFO ] [Real]Absence check using state equation in 613 ms returned sat
[2026-05-29 05:26:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:26:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:26:49] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 05:26:50] [INFO ] [Nat]Absence check using state equation in 821 ms returned sat
[2026-05-29 05:26:50] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:26:51] [INFO ] [Nat]Added 120 Read/Feed constraints in 939 ms returned sat
[2026-05-29 05:26:51] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 112 ms.
[2026-05-29 05:26:52] [INFO ] Added : 27 causal constraints over 6 iterations in 882 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:26:57] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:26:57] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:26:57] [INFO ] [Real]Absence check using state equation in 594 ms returned sat
[2026-05-29 05:26:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:26:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:26:57] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:26:58] [INFO ] [Nat]Absence check using state equation in 586 ms returned sat
[2026-05-29 05:26:59] [INFO ] [Nat]Added 120 Read/Feed constraints in 548 ms returned sat
[2026-05-29 05:27:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1823 ms
[2026-05-29 05:27:01] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 90 ms.
[2026-05-29 05:27:02] [INFO ] Added : 30 causal constraints over 6 iterations in 1110 ms. Result :sat
Minimization took 4504 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[34, 34]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[34, 34]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 27 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 27 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:27:06] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:06] [INFO ] Invariant cache hit.
[2026-05-29 05:27:08] [INFO ] Implicit Places using invariants in 1444 ms returned []
[2026-05-29 05:27:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:08] [INFO ] Invariant cache hit.
[2026-05-29 05:27:08] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:27:18] [INFO ] Implicit Places using invariants and state equation in 10881 ms returned []
Implicit Place search using SMT with State Equation took 12328 ms to find 0 implicit places.
[2026-05-29 05:27:18] [INFO ] Redundant transitions in 20 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12385 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:27:19] [INFO ] Flatten gal took : 56 ms
[2026-05-29 05:27:19] [INFO ] Flatten gal took : 57 ms
[2026-05-29 05:27:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14898817675415831151.gal : 11 ms
[2026-05-29 05:27:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6909455341596429924.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/ReachabilityCardinality14898817675415831151.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6909455341596429924.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
RANDOM walk for 40000 steps (15 resets) in 428 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 203 ms. (196 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 175 ms. (227 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 229 ms. (173 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6909455341596429924.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 138053 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 138053 steps, saw 80322 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 05:27:22] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:22] [INFO ] Invariant cache hit.
[2026-05-29 05:27:22] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1444 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3881 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5340ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 102 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 337 ms. (118 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 160377 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 2
Probabilistic random walk after 160377 steps, saw 92730 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 05:27:31] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:31] [INFO ] Invariant cache hit.
[2026-05-29 05:27:31] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 4096
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :5156 after 8416
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1608 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11158 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12780ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3947 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:27:47] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:47] [INFO ] Invariant cache hit.
[2026-05-29 05:27:48] [INFO ] Implicit Places using invariants in 1068 ms returned []
[2026-05-29 05:27:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:27:48] [INFO ] Invariant cache hit.
[2026-05-29 05:27:49] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:28:00] [INFO ] Implicit Places using invariants and state equation in 11041 ms returned []
Implicit Place search using SMT with State Equation took 12116 ms to find 0 implicit places.
[2026-05-29 05:28:00] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12167 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 126 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-950196401084296370.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16094141154165477369.kers'
[2026-05-29 05:28:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-950196401084296370.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16094141154165477369.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:28:00] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-16094141154165477369.kers
Total runtime 18 ms.
[2026-05-29 05:28:00] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:28:00] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 05:28:00] [INFO ] After 215ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:28:00] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:28:00] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 05:28:02] [INFO ] After 1595ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:28:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 855 ms
TRAPS : Iteration 1
[2026-05-29 05:28:04] [INFO ] After 4014ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:28:05] [INFO ] After 5274ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:28:05] [INFO ] Flatten gal took : 55 ms
[2026-05-29 05:28:05] [INFO ] Flatten gal took : 59 ms
[2026-05-29 05:28:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality411791817676549992.gal : 11 ms
[2026-05-29 05:28:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15215007069130299611.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/ReachabilityCardinality411791817676549992.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15215007069130299611.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/ReachabilityCardinality15215007069130299611.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:28:09] [INFO ] Flatten gal took : 56 ms
[2026-05-29 05:28:09] [INFO ] Applying decomposition
[2026-05-29 05:28:09] [INFO ] Flatten gal took : 56 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/graph12704945592138860243.txt' '-o' '/tmp/graph12704945592138860243.bin' '-w' '/tmp/graph12704945592138860243.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12704945592138860243.bin' '-l' '-1' '-v' '-w' '/tmp/graph12704945592138860243.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:28:09] [INFO ] Decomposing Gal with order
[2026-05-29 05:28:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:28:09] [INFO ] Removed a total of 1038 redundant transitions.
[2026-05-29 05:28:09] [INFO ] Flatten gal took : 228 ms
[2026-05-29 05:28:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 1069 labels/synchronizations in 37 ms.
[2026-05-29 05:28:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7756520318364292449.gal : 10 ms
[2026-05-29 05:28:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16397108658880472630.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/ReachabilityCardinality7756520318364292449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16397108658880472630.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/ReachabilityCardinality16397108658880472630.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 34
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :34 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 52
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :52 after 72
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :72 after 127
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :127 after 219
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :219 after 1040
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1040 after 3322
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3322 after 7980
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:28:20] [INFO ] Flatten gal took : 47 ms
[2026-05-29 05:28:20] [INFO ] Applying decomposition
[2026-05-29 05:28:20] [INFO ] Flatten gal took : 38 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/graph4619501195217299158.txt' '-o' '/tmp/graph4619501195217299158.bin' '-w' '/tmp/graph4619501195217299158.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4619501195217299158.bin' '-l' '-1' '-v' '-w' '/tmp/graph4619501195217299158.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:28:21] [INFO ] Decomposing Gal with order
[2026-05-29 05:28:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:28:21] [INFO ] Removed a total of 1169 redundant transitions.
[2026-05-29 05:28:21] [INFO ] Flatten gal took : 143 ms
[2026-05-29 05:28:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 1093 labels/synchronizations in 30 ms.
[2026-05-29 05:28:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14175675658755099997.gal : 8 ms
[2026-05-29 05:28:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7790600637174011299.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/ReachabilityCardinality14175675658755099997.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7790600637174011299.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/ReachabilityCardinality7790600637174011299.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 37
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :37 after 59
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :59 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 285
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :285 after 376
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :376 after 491
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :491 after 743
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :743 after 1415
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1415 after 4699
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4699 after 18657
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 44976
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18657 after 27901
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :27901 after 36795
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :44976 after 66025
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36362 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[33, 33]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8585482807968687132.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1547413184576652013.kers'
[2026-05-29 05:28:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8585482807968687132.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1547413184576652013.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:28:36] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-1547413184576652013.kers
Total runtime 13 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[33, 33]
RANDOM walk for 1000000 steps (299 resets) in 5012 ms. (199 steps per ms)
BEST_FIRST walk for 2000001 steps (268 resets) in 4564 ms. (438 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[33, 33]
[2026-05-29 05:28:46] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12705706720053933958.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1279546550866820917.kers'
[2026-05-29 05:28:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12705706720053933958.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1279546550866820917.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:28:46] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-1279546550866820917.kers
Total runtime 18 ms.
[2026-05-29 05:28:46] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:28:46] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 05:28:46] [INFO ] [Real]Absence check using state equation in 641 ms returned sat
[2026-05-29 05:28:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:28:47] [INFO ] [Nat]Absence check using 11 positive place invariants in 15 ms returned sat
[2026-05-29 05:28:47] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:28:47] [INFO ] [Nat]Absence check using state equation in 603 ms returned sat
[2026-05-29 05:28:47] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:28:48] [INFO ] [Nat]Added 120 Read/Feed constraints in 825 ms returned sat
[2026-05-29 05:28:48] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 91 ms.
[2026-05-29 05:28:49] [INFO ] Added : 27 causal constraints over 6 iterations in 726 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:28:53] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:28:53] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:28:54] [INFO ] [Real]Absence check using state equation in 598 ms returned sat
[2026-05-29 05:28:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:28:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:28:54] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 46 ms returned sat
[2026-05-29 05:28:55] [INFO ] [Nat]Absence check using state equation in 789 ms returned sat
[2026-05-29 05:28:56] [INFO ] [Nat]Added 120 Read/Feed constraints in 542 ms returned sat
[2026-05-29 05:28:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1573 ms
[2026-05-29 05:28:57] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 103 ms.
[2026-05-29 05:28:58] [INFO ] Added : 30 causal constraints over 6 iterations in 1275 ms. Result :sat
Minimization took 4506 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[33, 33]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[33, 33]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:29:03] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:03] [INFO ] Invariant cache hit.
[2026-05-29 05:29:04] [INFO ] Implicit Places using invariants in 1164 ms returned []
[2026-05-29 05:29:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:04] [INFO ] Invariant cache hit.
[2026-05-29 05:29:05] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:29:15] [INFO ] Implicit Places using invariants and state equation in 10914 ms returned []
Implicit Place search using SMT with State Equation took 12084 ms to find 0 implicit places.
[2026-05-29 05:29:15] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12128 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:29:15] [INFO ] Flatten gal took : 37 ms
[2026-05-29 05:29:15] [INFO ] Flatten gal took : 37 ms
[2026-05-29 05:29:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2892253928190885940.gal : 8 ms
[2026-05-29 05:29:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4735111434751723366.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/ReachabilityCardinality2892253928190885940.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4735111434751723366.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
RANDOM walk for 40001 steps (18 resets) in 561 ms. (71 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 258 ms. (154 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4735111434751723366.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 235 ms. (169 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 238 ms. (167 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 243 ms. (163 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 124320 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 4
Probabilistic random walk after 124320 steps, saw 72539 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-29 05:29:19] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:19] [INFO ] Invariant cache hit.
[2026-05-29 05:29:19] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1593 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 528 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3601 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5212ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 368 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 24 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (9 resets) in 428 ms. (93 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 209 ms. (190 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 156870 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 156870 steps, saw 90813 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 05:29:28] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:28] [INFO ] Invariant cache hit.
[2026-05-29 05:29:28] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1857 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 9948 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11836ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2270 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:29:42] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:42] [INFO ] Invariant cache hit.
[2026-05-29 05:29:43] [INFO ] Implicit Places using invariants in 1171 ms returned []
[2026-05-29 05:29:43] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:29:43] [INFO ] Invariant cache hit.
[2026-05-29 05:29:44] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:29:53] [INFO ] Implicit Places using invariants and state equation in 10414 ms returned []
Implicit Place search using SMT with State Equation took 11591 ms to find 0 implicit places.
[2026-05-29 05:29:53] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11629 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 80 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10794672542441447013.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5708403583473126704.kers'
[2026-05-29 05:29:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10794672542441447013.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5708403583473126704.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:29:53] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5708403583473126704.kers
Total runtime 11 ms.
[2026-05-29 05:29:54] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:29:54] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:29:54] [INFO ] After 172ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:29:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:29:54] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 58 ms returned sat
[2026-05-29 05:29:55] [INFO ] After 1652ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:29:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 721 ms
TRAPS : Iteration 1
[2026-05-29 05:29:58] [INFO ] After 3968ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:29:59] [INFO ] After 5155ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:29:59] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:29:59] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:29:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1067503606398160473.gal : 8 ms
[2026-05-29 05:29:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3628919575065613619.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/ReachabilityCardinality1067503606398160473.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3628919575065613619.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/ReachabilityCardinality3628919575065613619.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
Detected timeout of ITS tools.
[2026-05-29 05:30:05] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:30:05] [INFO ] Applying decomposition
[2026-05-29 05:30:05] [INFO ] Flatten gal took : 35 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/graph18250452288608592827.txt' '-o' '/tmp/graph18250452288608592827.bin' '-w' '/tmp/graph18250452288608592827.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18250452288608592827.bin' '-l' '-1' '-v' '-w' '/tmp/graph18250452288608592827.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:30:05] [INFO ] Decomposing Gal with order
[2026-05-29 05:30:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:30:06] [INFO ] Removed a total of 1000 redundant transitions.
[2026-05-29 05:30:06] [INFO ] Flatten gal took : 144 ms
[2026-05-29 05:30:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1329 labels/synchronizations in 25 ms.
[2026-05-29 05:30:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17333161819925341724.gal : 8 ms
[2026-05-29 05:30:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16269277177443774709.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/ReachabilityCardinality17333161819925341724.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16269277177443774709.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 ...330
Loading property file /tmp/ReachabilityCardinality16269277177443774709.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 57
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :57 after 95
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :95 after 751
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :751 after 1424
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1424 after 3089
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3089 after 7704
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7704 after 31730
Detected timeout of ITS tools.
[2026-05-29 05:30:14] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:30:14] [INFO ] Applying decomposition
[2026-05-29 05:30:14] [INFO ] Flatten gal took : 32 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/graph11028109211524259921.txt' '-o' '/tmp/graph11028109211524259921.bin' '-w' '/tmp/graph11028109211524259921.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11028109211524259921.bin' '-l' '-1' '-v' '-w' '/tmp/graph11028109211524259921.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:30:14] [INFO ] Decomposing Gal with order
[2026-05-29 05:30:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:30:14] [INFO ] Removed a total of 1265 redundant transitions.
[2026-05-29 05:30:14] [INFO ] Flatten gal took : 132 ms
[2026-05-29 05:30:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 1258 labels/synchronizations in 28 ms.
[2026-05-29 05:30:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8526321049120688697.gal : 8 ms
[2026-05-29 05:30:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3267102309663091977.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/ReachabilityCardinality8526321049120688697.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3267102309663091977.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/ReachabilityCardinality3267102309663091977.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 38
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :38 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :77 after 171
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :171 after 265
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :265 after 1199
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1199 after 2778
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2778 after 10246
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :31730 after 45675
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10246 after 13429
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :13429 after 18879
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36048 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[32, 32]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8350118563992782598.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6242868164164365836.kers'
[2026-05-29 05:30:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8350118563992782598.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6242868164164365836.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:30:29] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6242868164164365836.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[32, 32]
RANDOM walk for 1000000 steps (354 resets) in 5283 ms. (189 steps per ms)
BEST_FIRST walk for 2000001 steps (281 resets) in 4594 ms. (435 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[32, 32]
[2026-05-29 05:30:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9300848439247836683.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7180853749995318747.kers'
[2026-05-29 05:30:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9300848439247836683.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7180853749995318747.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:30:39] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7180853749995318747.kers
Total runtime 12 ms.
[2026-05-29 05:30:39] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:30:40] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 05:30:40] [INFO ] [Real]Absence check using state equation in 745 ms returned sat
[2026-05-29 05:30:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:30:40] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:30:40] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:30:41] [INFO ] [Nat]Absence check using state equation in 547 ms returned sat
[2026-05-29 05:30:41] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:30:42] [INFO ] [Nat]Added 120 Read/Feed constraints in 821 ms returned sat
[2026-05-29 05:30:42] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 05:30:43] [INFO ] Added : 27 causal constraints over 6 iterations in 763 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:30:47] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:30:47] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:30:48] [INFO ] [Real]Absence check using state equation in 612 ms returned sat
[2026-05-29 05:30:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:30:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:30:48] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:30:49] [INFO ] [Nat]Absence check using state equation in 577 ms returned sat
[2026-05-29 05:30:49] [INFO ] [Nat]Added 120 Read/Feed constraints in 520 ms returned sat
[2026-05-29 05:30:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1795 ms
[2026-05-29 05:30:51] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 84 ms.
[2026-05-29 05:30:52] [INFO ] Added : 30 causal constraints over 6 iterations in 830 ms. Result :sat
Minimization took 4511 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[32, 32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[32, 32]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:30:56] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:30:56] [INFO ] Invariant cache hit.
[2026-05-29 05:30:58] [INFO ] Implicit Places using invariants in 1180 ms returned []
[2026-05-29 05:30:58] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:30:58] [INFO ] Invariant cache hit.
[2026-05-29 05:30:58] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:31:09] [INFO ] Implicit Places using invariants and state equation in 11262 ms returned []
Implicit Place search using SMT with State Equation took 12445 ms to find 0 implicit places.
[2026-05-29 05:31:09] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12482 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:31:09] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:31:09] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:31:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9059618378902447808.gal : 8 ms
[2026-05-29 05:31:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9511737023564183942.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/ReachabilityCardinality9059618378902447808.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9511737023564183942.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
RANDOM walk for 40000 steps (14 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9511737023564183942.prop.
BEST_FIRST walk for 40002 steps (12 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 295 ms. (135 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 127477 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 127477 steps, saw 74298 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-29 05:31:12] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:31:12] [INFO ] Invariant cache hit.
[2026-05-29 05:31:12] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1774 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4658 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6455ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 20 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40001 steps (17 resets) in 311 ms. (128 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 141 ms. (281 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 160439 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 2
Probabilistic random walk after 160439 steps, saw 92771 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 05:31:22] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:31:22] [INFO ] Invariant cache hit.
[2026-05-29 05:31:22] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1738 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11107 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12855ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3903 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:31:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:31:39] [INFO ] Invariant cache hit.
[2026-05-29 05:31:40] [INFO ] Implicit Places using invariants in 1065 ms returned []
[2026-05-29 05:31:40] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:31:40] [INFO ] Invariant cache hit.
[2026-05-29 05:31:41] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:31:51] [INFO ] Implicit Places using invariants and state equation in 11179 ms returned []
Implicit Place search using SMT with State Equation took 12246 ms to find 0 implicit places.
[2026-05-29 05:31:51] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12281 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 90 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3098582343174448925.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9057074967106647477.kers'
[2026-05-29 05:31:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3098582343174448925.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9057074967106647477.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:31:51] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-9057074967106647477.kers
Total runtime 12 ms.
[2026-05-29 05:31:51] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:31:51] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 05:31:51] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:31:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 05:31:51] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 05:31:53] [INFO ] After 1380ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:31:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 539 ms
TRAPS : Iteration 1
[2026-05-29 05:31:55] [INFO ] After 3304ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:31:56] [INFO ] After 4440ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:31:56] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:31:56] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:31:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality707332327771550298.gal : 7 ms
[2026-05-29 05:31:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16768095492958680173.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/ReachabilityCardinality707332327771550298.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16768095492958680173.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/ReachabilityCardinality16768095492958680173.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:31:59] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:31:59] [INFO ] Applying decomposition
[2026-05-29 05:31:59] [INFO ] Flatten gal took : 34 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/graph16764294069906410598.txt' '-o' '/tmp/graph16764294069906410598.bin' '-w' '/tmp/graph16764294069906410598.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16764294069906410598.bin' '-l' '-1' '-v' '-w' '/tmp/graph16764294069906410598.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:31:59] [INFO ] Decomposing Gal with order
[2026-05-29 05:31:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:31:59] [INFO ] Removed a total of 991 redundant transitions.
[2026-05-29 05:31:59] [INFO ] Flatten gal took : 152 ms
[2026-05-29 05:31:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 1270 labels/synchronizations in 25 ms.
[2026-05-29 05:31:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17246025386148405313.gal : 8 ms
[2026-05-29 05:31:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16446346351107831532.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/ReachabilityCardinality17246025386148405313.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16446346351107831532.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 ...330
Loading property file /tmp/ReachabilityCardinality16446346351107831532.prop.
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 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 32
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :32 after 42
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :42 after 62
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :62 after 412
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :412 after 705
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :705 after 1155
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1155 after 2442
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2442 after 20945
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:32:11] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:32:11] [INFO ] Applying decomposition
[2026-05-29 05:32:11] [INFO ] Flatten gal took : 38 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/graph3719937101822617450.txt' '-o' '/tmp/graph3719937101822617450.bin' '-w' '/tmp/graph3719937101822617450.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3719937101822617450.bin' '-l' '-1' '-v' '-w' '/tmp/graph3719937101822617450.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:32:11] [INFO ] Decomposing Gal with order
[2026-05-29 05:32:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:32:11] [INFO ] Removed a total of 1136 redundant transitions.
[2026-05-29 05:32:11] [INFO ] Flatten gal took : 171 ms
[2026-05-29 05:32:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 1505 labels/synchronizations in 34 ms.
[2026-05-29 05:32:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality841319270450215889.gal : 10 ms
[2026-05-29 05:32:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16439325961847773416.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/ReachabilityCardinality841319270450215889.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16439325961847773416.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/ReachabilityCardinality16439325961847773416.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 64
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :64 after 106
SDD proceeding with computation,2 properties remain. new max is 8192
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :106 after 828
SDD size :43200 after 43870
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :828 after 1908
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1908 after 3516
SDD proceeding with computation,2 properties remain. new max is 16384
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3516 after 8099
SDD size :43870 after 58115
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :58115 after 112214
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35477 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[31, 31]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11089690975287706453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-899320989799052553.kers'
[2026-05-29 05:32:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11089690975287706453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-899320989799052553.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:32:27] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-899320989799052553.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[31, 31]
RANDOM walk for 1000000 steps (325 resets) in 4749 ms. (210 steps per ms)
BEST_FIRST walk for 2000002 steps (249 resets) in 5028 ms. (397 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[31, 31]
[2026-05-29 05:32:36] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10754643741326361796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15745374744582251942.kers'
[2026-05-29 05:32:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10754643741326361796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15745374744582251942.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:32:36] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15745374744582251942.kers
Total runtime 12 ms.
[2026-05-29 05:32:37] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:32:37] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:32:37] [INFO ] [Real]Absence check using state equation in 685 ms returned sat
[2026-05-29 05:32:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:32:37] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:32:37] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:32:38] [INFO ] [Nat]Absence check using state equation in 545 ms returned sat
[2026-05-29 05:32:38] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:32:39] [INFO ] [Nat]Added 120 Read/Feed constraints in 821 ms returned sat
[2026-05-29 05:32:39] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 05:32:40] [INFO ] Added : 27 causal constraints over 6 iterations in 700 ms. Result :sat
Minimization took 4501 ms.
[2026-05-29 05:32:44] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:32:44] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 45 ms returned sat
[2026-05-29 05:32:45] [INFO ] [Real]Absence check using state equation in 690 ms returned sat
[2026-05-29 05:32:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:32:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:32:45] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:32:46] [INFO ] [Nat]Absence check using state equation in 551 ms returned sat
[2026-05-29 05:32:46] [INFO ] [Nat]Added 120 Read/Feed constraints in 505 ms returned sat
[2026-05-29 05:32:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1746 ms
[2026-05-29 05:32:48] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 98 ms.
[2026-05-29 05:32:49] [INFO ] Added : 30 causal constraints over 6 iterations in 1239 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[31, 31]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[31, 31]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:32:54] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:32:54] [INFO ] Invariant cache hit.
[2026-05-29 05:32:55] [INFO ] Implicit Places using invariants in 1074 ms returned []
[2026-05-29 05:32:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:32:55] [INFO ] Invariant cache hit.
[2026-05-29 05:32:55] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:33:06] [INFO ] Implicit Places using invariants and state equation in 11004 ms returned []
Implicit Place search using SMT with State Equation took 12089 ms to find 0 implicit places.
[2026-05-29 05:33:06] [INFO ] Redundant transitions in 22 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12139 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:33:06] [INFO ] Flatten gal took : 59 ms
[2026-05-29 05:33:06] [INFO ] Flatten gal took : 58 ms
[2026-05-29 05:33:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6760160061684183659.gal : 12 ms
[2026-05-29 05:33:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11177525316663863201.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/ReachabilityCardinality6760160061684183659.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11177525316663863201.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
RANDOM walk for 40000 steps (12 resets) in 673 ms. (59 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 291 ms. (136 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11177525316663863201.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (10 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 130663 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 4
Probabilistic random walk after 130663 steps, saw 76112 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
[2026-05-29 05:33:09] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:33:09] [INFO ] Invariant cache hit.
[2026-05-29 05:33:09] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1466 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4075 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5556ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 21 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (17 resets) in 304 ms. (131 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 176 ms. (225 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 164238 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 164238 steps, saw 94948 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 05:33:18] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:33:18] [INFO ] Invariant cache hit.
[2026-05-29 05:33:18] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1679 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10637 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12329ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3774 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:33:34] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:33:34] [INFO ] Invariant cache hit.
[2026-05-29 05:33:35] [INFO ] Implicit Places using invariants in 1068 ms returned []
[2026-05-29 05:33:35] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:33:35] [INFO ] Invariant cache hit.
[2026-05-29 05:33:36] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:33:46] [INFO ] Implicit Places using invariants and state equation in 10954 ms returned []
Implicit Place search using SMT with State Equation took 12040 ms to find 0 implicit places.
[2026-05-29 05:33:46] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12077 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 78 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9850539101185235283.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12980327658524464765.kers'
[2026-05-29 05:33:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9850539101185235283.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12980327658524464765.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:33:46] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12980327658524464765.kers
Total runtime 11 ms.
[2026-05-29 05:33:47] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:33:47] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:33:47] [INFO ] After 164ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:33:47] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:33:47] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 59 ms returned sat
[2026-05-29 05:33:49] [INFO ] After 1851ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:33:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 656 ms
TRAPS : Iteration 1
[2026-05-29 05:33:51] [INFO ] After 4353ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:33:52] [INFO ] After 5836ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:33:52] [INFO ] Flatten gal took : 45 ms
[2026-05-29 05:33:53] [INFO ] Flatten gal took : 47 ms
[2026-05-29 05:33:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16353550230579683318.gal : 10 ms
[2026-05-29 05:33:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7163306163197156662.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/ReachabilityCardinality16353550230579683318.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7163306163197156662.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/ReachabilityCardinality7163306163197156662.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:33:56] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:33:56] [INFO ] Applying decomposition
[2026-05-29 05:33:56] [INFO ] Flatten gal took : 34 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/graph5404589143409047550.txt' '-o' '/tmp/graph5404589143409047550.bin' '-w' '/tmp/graph5404589143409047550.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5404589143409047550.bin' '-l' '-1' '-v' '-w' '/tmp/graph5404589143409047550.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:33:56] [INFO ] Decomposing Gal with order
[2026-05-29 05:33:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:33:56] [INFO ] Removed a total of 1108 redundant transitions.
[2026-05-29 05:33:56] [INFO ] Flatten gal took : 136 ms
[2026-05-29 05:33:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 1385 labels/synchronizations in 42 ms.
[2026-05-29 05:33:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3505392460579894897.gal : 10 ms
[2026-05-29 05:33:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1086871197029805865.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/ReachabilityCardinality3505392460579894897.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1086871197029805865.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/ReachabilityCardinality1086871197029805865.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :6 after 9
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 14
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :14 after 38
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :38 after 66
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :66 after 131
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :131 after 866
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :866 after 922
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :922 after 1469
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1469 after 6419
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :6419 after 21447
Detected timeout of ITS tools.
[2026-05-29 05:34:08] [INFO ] Flatten gal took : 41 ms
[2026-05-29 05:34:08] [INFO ] Applying decomposition
[2026-05-29 05:34:08] [INFO ] Flatten gal took : 31 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/graph7929342959771923745.txt' '-o' '/tmp/graph7929342959771923745.bin' '-w' '/tmp/graph7929342959771923745.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7929342959771923745.bin' '-l' '-1' '-v' '-w' '/tmp/graph7929342959771923745.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:34:08] [INFO ] Decomposing Gal with order
[2026-05-29 05:34:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:34:08] [INFO ] Removed a total of 1132 redundant transitions.
[2026-05-29 05:34:08] [INFO ] Flatten gal took : 120 ms
[2026-05-29 05:34:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 1020 labels/synchronizations in 22 ms.
[2026-05-29 05:34:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18194934156703870364.gal : 8 ms
[2026-05-29 05:34:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12025017439501458839.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/ReachabilityCardinality18194934156703870364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12025017439501458839.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 ...330
Loading property file /tmp/ReachabilityCardinality12025017439501458839.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 87
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :87 after 682
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :682 after 1262
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1262 after 3169
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3169 after 9327
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36757 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[30, 30]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-357029274868093937.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3706834103544340817.kers'
[2026-05-29 05:34:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-357029274868093937.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3706834103544340817.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:34:23] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-3706834103544340817.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[30, 30]
RANDOM walk for 1000000 steps (299 resets) in 4669 ms. (214 steps per ms)
BEST_FIRST walk for 2000002 steps (262 resets) in 4879 ms. (409 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[30, 30]
[2026-05-29 05:34:33] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11339308438957702551.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5632637843795290396.kers'
[2026-05-29 05:34:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11339308438957702551.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5632637843795290396.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:34:33] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5632637843795290396.kers
Total runtime 11 ms.
[2026-05-29 05:34:33] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:34:33] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:34:33] [INFO ] [Real]Absence check using state equation in 566 ms returned sat
[2026-05-29 05:34:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:34:34] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:34:34] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:34:35] [INFO ] [Nat]Absence check using state equation in 823 ms returned sat
[2026-05-29 05:34:35] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:34:36] [INFO ] [Nat]Added 120 Read/Feed constraints in 1004 ms returned sat
[2026-05-29 05:34:36] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 91 ms.
[2026-05-29 05:34:37] [INFO ] Added : 27 causal constraints over 6 iterations in 1023 ms. Result :sat
Minimization took 4507 ms.
[2026-05-29 05:34:41] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:34:41] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:34:42] [INFO ] [Real]Absence check using state equation in 637 ms returned sat
[2026-05-29 05:34:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:34:42] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:34:42] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 52 ms returned sat
[2026-05-29 05:34:43] [INFO ] [Nat]Absence check using state equation in 850 ms returned sat
[2026-05-29 05:34:44] [INFO ] [Nat]Added 120 Read/Feed constraints in 577 ms returned sat
[2026-05-29 05:34:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1841 ms
[2026-05-29 05:34:45] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 138 ms.
[2026-05-29 05:34:47] [INFO ] Added : 30 causal constraints over 6 iterations in 1426 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[30, 30]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[30, 30]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:34:51] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:34:51] [INFO ] Invariant cache hit.
[2026-05-29 05:34:53] [INFO ] Implicit Places using invariants in 1213 ms returned []
[2026-05-29 05:34:53] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:34:53] [INFO ] Invariant cache hit.
[2026-05-29 05:34:53] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:35:03] [INFO ] Implicit Places using invariants and state equation in 10510 ms returned []
Implicit Place search using SMT with State Equation took 11725 ms to find 0 implicit places.
[2026-05-29 05:35:03] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11772 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:35:03] [INFO ] Flatten gal took : 73 ms
[2026-05-29 05:35:03] [INFO ] Flatten gal took : 54 ms
[2026-05-29 05:35:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14272846263548905028.gal : 11 ms
[2026-05-29 05:35:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6367679712570683217.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/ReachabilityCardinality14272846263548905028.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6367679712570683217.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
RANDOM walk for 40001 steps (17 resets) in 775 ms. (51 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6367679712570683217.prop.
BEST_FIRST walk for 40002 steps (13 resets) in 227 ms. (175 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 173 ms. (229 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 137947 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 137947 steps, saw 80252 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 05:35:07] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:35:07] [INFO ] Invariant cache hit.
[2026-05-29 05:35:07] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1530 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3957 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5504ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (20 resets) in 534 ms. (74 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 141 ms. (281 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 166456 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 166456 steps, saw 96158 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 05:35:15] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:35:15] [INFO ] Invariant cache hit.
[2026-05-29 05:35:15] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1662 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11284 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12957ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4017 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:35:32] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:35:32] [INFO ] Invariant cache hit.
[2026-05-29 05:35:34] [INFO ] Implicit Places using invariants in 1166 ms returned []
[2026-05-29 05:35:34] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:35:34] [INFO ] Invariant cache hit.
[2026-05-29 05:35:34] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:35:44] [INFO ] Implicit Places using invariants and state equation in 10820 ms returned []
Implicit Place search using SMT with State Equation took 11990 ms to find 0 implicit places.
[2026-05-29 05:35:44] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12032 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 87 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11567927257009000208.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3559541267057384909.kers'
[2026-05-29 05:35:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11567927257009000208.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3559541267057384909.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:35:45] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-3559541267057384909.kers
Total runtime 11 ms.
[2026-05-29 05:35:45] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:35:45] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 58 ms returned sat
[2026-05-29 05:35:45] [INFO ] After 225ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:35:45] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:35:45] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 43 ms returned sat
[2026-05-29 05:35:47] [INFO ] After 1544ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:35:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 887 ms
TRAPS : Iteration 1
[2026-05-29 05:35:49] [INFO ] After 3980ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:35:50] [INFO ] After 5230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:35:50] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:35:50] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:35:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6503227850772963135.gal : 7 ms
[2026-05-29 05:35:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6377620684777388001.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/ReachabilityCardinality6503227850772963135.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6377620684777388001.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/ReachabilityCardinality6377620684777388001.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:35:53] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:35:53] [INFO ] Applying decomposition
[2026-05-29 05:35:53] [INFO ] Flatten gal took : 31 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/graph9303504748232125050.txt' '-o' '/tmp/graph9303504748232125050.bin' '-w' '/tmp/graph9303504748232125050.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9303504748232125050.bin' '-l' '-1' '-v' '-w' '/tmp/graph9303504748232125050.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:35:53] [INFO ] Decomposing Gal with order
[2026-05-29 05:35:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:35:54] [INFO ] Removed a total of 1106 redundant transitions.
[2026-05-29 05:35:54] [INFO ] Flatten gal took : 140 ms
[2026-05-29 05:35:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 1370 labels/synchronizations in 36 ms.
[2026-05-29 05:35:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10182179629839273845.gal : 11 ms
[2026-05-29 05:35:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4140921011583998276.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/ReachabilityCardinality10182179629839273845.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4140921011583998276.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/ReachabilityCardinality4140921011583998276.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 11
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :11 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 29
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :29 after 39
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :39 after 59
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :59 after 243
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :243 after 1014
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1014 after 1947
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1947 after 4108
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4108 after 37245
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:36:05] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:36:05] [INFO ] Applying decomposition
[2026-05-29 05:36:05] [INFO ] Flatten gal took : 36 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/graph16700833683998426031.txt' '-o' '/tmp/graph16700833683998426031.bin' '-w' '/tmp/graph16700833683998426031.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16700833683998426031.bin' '-l' '-1' '-v' '-w' '/tmp/graph16700833683998426031.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:36:05] [INFO ] Decomposing Gal with order
[2026-05-29 05:36:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:36:06] [INFO ] Removed a total of 1020 redundant transitions.
[2026-05-29 05:36:06] [INFO ] Flatten gal took : 136 ms
[2026-05-29 05:36:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1161 labels/synchronizations in 27 ms.
[2026-05-29 05:36:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9056867305321660355.gal : 8 ms
[2026-05-29 05:36:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality49905537988251369.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/ReachabilityCardinality9056867305321660355.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality49905537988251369.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 ...326
Loading property file /tmp/ReachabilityCardinality49905537988251369.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 10
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :10 after 42
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :42 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 73
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :73 after 127
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :127 after 439
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :439 after 559
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :559 after 988
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :37245 after 71451
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :988 after 1467
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1467 after 2793
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :71451 after 415668
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2793 after 5413
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36197 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[29, 29]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15633421793061473749.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18074185032112478981.kers'
[2026-05-29 05:36:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15633421793061473749.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18074185032112478981.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:36:21] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-18074185032112478981.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[29, 29]
RANDOM walk for 1000000 steps (332 resets) in 4819 ms. (207 steps per ms)
BEST_FIRST walk for 2000001 steps (255 resets) in 4529 ms. (441 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[29, 29]
[2026-05-29 05:36:30] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15771111810168275757.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5041532329803206695.kers'
[2026-05-29 05:36:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15771111810168275757.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5041532329803206695.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:36:30] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-5041532329803206695.kers
Total runtime 17 ms.
[2026-05-29 05:36:30] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:36:30] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 05:36:31] [INFO ] [Real]Absence check using state equation in 765 ms returned sat
[2026-05-29 05:36:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:36:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:36:31] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:36:32] [INFO ] [Nat]Absence check using state equation in 545 ms returned sat
[2026-05-29 05:36:32] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:36:33] [INFO ] [Nat]Added 120 Read/Feed constraints in 857 ms returned sat
[2026-05-29 05:36:33] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 109 ms.
[2026-05-29 05:36:34] [INFO ] Added : 27 causal constraints over 6 iterations in 839 ms. Result :sat
Minimization took 4545 ms.
[2026-05-29 05:36:38] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:36:38] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:36:39] [INFO ] [Real]Absence check using state equation in 696 ms returned sat
[2026-05-29 05:36:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:36:39] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:36:39] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 05:36:40] [INFO ] [Nat]Absence check using state equation in 845 ms returned sat
[2026-05-29 05:36:41] [INFO ] [Nat]Added 120 Read/Feed constraints in 712 ms returned sat
[2026-05-29 05:36:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1742 ms
[2026-05-29 05:36:43] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 131 ms.
[2026-05-29 05:36:44] [INFO ] Added : 30 causal constraints over 6 iterations in 1440 ms. Result :sat
Minimization took 4593 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[29, 29]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[29, 29]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:36:49] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:36:49] [INFO ] Invariant cache hit.
[2026-05-29 05:36:50] [INFO ] Implicit Places using invariants in 1010 ms returned []
[2026-05-29 05:36:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:36:50] [INFO ] Invariant cache hit.
[2026-05-29 05:36:50] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:37:01] [INFO ] Implicit Places using invariants and state equation in 11053 ms returned []
Implicit Place search using SMT with State Equation took 12068 ms to find 0 implicit places.
[2026-05-29 05:37:01] [INFO ] Redundant transitions in 19 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12114 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:37:01] [INFO ] Flatten gal took : 72 ms
[2026-05-29 05:37:01] [INFO ] Flatten gal took : 93 ms
RANDOM walk for 40000 steps (10 resets) in 558 ms. (71 steps per ms) remains 4/4 properties
[2026-05-29 05:37:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality955503731914912922.gal : 25 ms
[2026-05-29 05:37:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality311574164422151262.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/ReachabilityCardinality955503731914912922.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality311574164422151262.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 ...326
BEST_FIRST walk for 40002 steps (8 resets) in 251 ms. (158 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 334 ms. (119 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 330 ms. (120 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality311574164422151262.prop.
BEST_FIRST walk for 40004 steps (11 resets) in 325 ms. (122 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 91091 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :0 out of 4
Probabilistic random walk after 91091 steps, saw 53703 distinct states, run finished after 3001 ms. (steps per millisecond=30 ) properties seen :0
[2026-05-29 05:37:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:37:04] [INFO ] Invariant cache hit.
[2026-05-29 05:37:04] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1477 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3940 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5431ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 21 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (19 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 178 ms. (223 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 165960 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 165960 steps, saw 95904 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 05:37:13] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:37:13] [INFO ] Invariant cache hit.
[2026-05-29 05:37:13] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1630 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10913 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12552ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3807 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 20 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:37:29] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:37:29] [INFO ] Invariant cache hit.
[2026-05-29 05:37:31] [INFO ] Implicit Places using invariants in 1070 ms returned []
[2026-05-29 05:37:31] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:37:31] [INFO ] Invariant cache hit.
[2026-05-29 05:37:31] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:37:41] [INFO ] Implicit Places using invariants and state equation in 10070 ms returned []
Implicit Place search using SMT with State Equation took 11145 ms to find 0 implicit places.
[2026-05-29 05:37:41] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11184 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 76 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7276541894079473019.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9648632537552754724.kers'
[2026-05-29 05:37:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7276541894079473019.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9648632537552754724.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:37:41] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9648632537552754724.kers
Total runtime 11 ms.
[2026-05-29 05:37:41] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:37:41] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:37:41] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:37:41] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:37:41] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:37:42] [INFO ] After 1429ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:37:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 525 ms
TRAPS : Iteration 1
[2026-05-29 05:37:44] [INFO ] After 3397ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:37:45] [INFO ] After 4560ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:37:45] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:37:46] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:37:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15137793657936885133.gal : 7 ms
[2026-05-29 05:37:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10885595799274411405.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/ReachabilityCardinality15137793657936885133.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10885595799274411405.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 ...330
Loading property file /tmp/ReachabilityCardinality10885595799274411405.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:37:51] [INFO ] Flatten gal took : 54 ms
[2026-05-29 05:37:51] [INFO ] Applying decomposition
[2026-05-29 05:37:51] [INFO ] Flatten gal took : 55 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/graph14255379652382429333.txt' '-o' '/tmp/graph14255379652382429333.bin' '-w' '/tmp/graph14255379652382429333.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14255379652382429333.bin' '-l' '-1' '-v' '-w' '/tmp/graph14255379652382429333.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:37:51] [INFO ] Decomposing Gal with order
[2026-05-29 05:37:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:37:52] [INFO ] Removed a total of 1095 redundant transitions.
[2026-05-29 05:37:52] [INFO ] Flatten gal took : 217 ms
[2026-05-29 05:37:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 1393 labels/synchronizations in 51 ms.
[2026-05-29 05:37:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7019762818273466389.gal : 15 ms
[2026-05-29 05:37:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8240174412677483813.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/ReachabilityCardinality7019762818273466389.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8240174412677483813.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
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
Loading property file /tmp/ReachabilityCardinality8240174412677483813.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :230 after 260
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :260 after 440
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :440 after 674
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :674 after 1009
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1009 after 1503
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1503 after 2226
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2226 after 5827
Detected timeout of ITS tools.
[2026-05-29 05:38:01] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:38:01] [INFO ] Applying decomposition
[2026-05-29 05:38:01] [INFO ] Flatten gal took : 31 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/graph8943425291820445485.txt' '-o' '/tmp/graph8943425291820445485.bin' '-w' '/tmp/graph8943425291820445485.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8943425291820445485.bin' '-l' '-1' '-v' '-w' '/tmp/graph8943425291820445485.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:38:01] [INFO ] Decomposing Gal with order
[2026-05-29 05:38:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:38:01] [INFO ] Removed a total of 1077 redundant transitions.
[2026-05-29 05:38:01] [INFO ] Flatten gal took : 133 ms
[2026-05-29 05:38:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 985 labels/synchronizations in 25 ms.
[2026-05-29 05:38:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1413379792693872221.gal : 7 ms
[2026-05-29 05:38:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9798576350529072783.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/ReachabilityCardinality1413379792693872221.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9798576350529072783.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/ReachabilityCardinality9798576350529072783.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 249
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :249 after 379
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :379 after 896
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :896 after 1725
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1725 after 2614
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :5827 after 18420
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2614 after 9111
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9111 after 18818
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35414 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[28, 28]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12755261841550441978.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6933937829401701417.kers'
[2026-05-29 05:38:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12755261841550441978.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6933937829401701417.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:38:16] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6933937829401701417.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[28, 28]
RANDOM walk for 1000000 steps (320 resets) in 4740 ms. (210 steps per ms)
BEST_FIRST walk for 2000002 steps (255 resets) in 4621 ms. (432 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[28, 28]
[2026-05-29 05:38:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10242023479423670823.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13233242964195149534.kers'
[2026-05-29 05:38:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10242023479423670823.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13233242964195149534.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:38:25] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13233242964195149534.kers
Total runtime 10 ms.
[2026-05-29 05:38:26] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:38:26] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:38:26] [INFO ] [Real]Absence check using state equation in 633 ms returned sat
[2026-05-29 05:38:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:38:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:38:26] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 05:38:27] [INFO ] [Nat]Absence check using state equation in 632 ms returned sat
[2026-05-29 05:38:27] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:38:28] [INFO ] [Nat]Added 120 Read/Feed constraints in 857 ms returned sat
[2026-05-29 05:38:28] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 111 ms.
[2026-05-29 05:38:29] [INFO ] Added : 27 causal constraints over 6 iterations in 851 ms. Result :sat
Minimization took 4509 ms.
[2026-05-29 05:38:33] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:38:34] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:38:34] [INFO ] [Real]Absence check using state equation in 691 ms returned sat
[2026-05-29 05:38:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:38:34] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:38:34] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:38:35] [INFO ] [Nat]Absence check using state equation in 797 ms returned sat
[2026-05-29 05:38:36] [INFO ] [Nat]Added 120 Read/Feed constraints in 525 ms returned sat
[2026-05-29 05:38:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1708 ms
[2026-05-29 05:38:38] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 68 ms.
[2026-05-29 05:38:39] [INFO ] Added : 30 causal constraints over 6 iterations in 1332 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[28, 28]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[28, 28]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:38:43] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:38:43] [INFO ] Invariant cache hit.
[2026-05-29 05:38:45] [INFO ] Implicit Places using invariants in 1502 ms returned []
[2026-05-29 05:38:45] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:38:45] [INFO ] Invariant cache hit.
[2026-05-29 05:38:46] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:38:56] [INFO ] Implicit Places using invariants and state equation in 10849 ms returned []
Implicit Place search using SMT with State Equation took 12362 ms to find 0 implicit places.
[2026-05-29 05:38:56] [INFO ] Redundant transitions in 14 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12413 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:38:56] [INFO ] Flatten gal took : 58 ms
[2026-05-29 05:38:56] [INFO ] Flatten gal took : 46 ms
[2026-05-29 05:38:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17235668666669752214.gal : 8 ms
[2026-05-29 05:38:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15523377028434994480.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/ReachabilityCardinality17235668666669752214.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15523377028434994480.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 ...330
RANDOM walk for 40000 steps (17 resets) in 453 ms. (88 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality15523377028434994480.prop.
BEST_FIRST walk for 40002 steps (9 resets) in 369 ms. (108 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 336 ms. (118 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 66844 steps, run timeout after 3001 ms. (steps per millisecond=22 ) properties seen :0 out of 4
Probabilistic random walk after 66844 steps, saw 39798 distinct states, run finished after 3001 ms. (steps per millisecond=22 ) properties seen :0
[2026-05-29 05:38:59] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:38:59] [INFO ] Invariant cache hit.
[2026-05-29 05:38:59] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1521 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :3227 after 5156
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3980 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5516ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 324 ms. (123 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 174 ms. (228 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 164023 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 164023 steps, saw 94826 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 05:39:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:39:08] [INFO ] Invariant cache hit.
[2026-05-29 05:39:08] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1603 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10679 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12294ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3954 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:39:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:39:25] [INFO ] Invariant cache hit.
[2026-05-29 05:39:26] [INFO ] Implicit Places using invariants in 1150 ms returned []
[2026-05-29 05:39:26] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:39:26] [INFO ] Invariant cache hit.
[2026-05-29 05:39:26] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:39:36] [INFO ] Implicit Places using invariants and state equation in 10674 ms returned []
Implicit Place search using SMT with State Equation took 11826 ms to find 0 implicit places.
[2026-05-29 05:39:36] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11878 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 78 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10938614289430627930.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12407917193077765878.kers'
[2026-05-29 05:39:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10938614289430627930.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12407917193077765878.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:39:36] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12407917193077765878.kers
Total runtime 11 ms.
[2026-05-29 05:39:37] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:39:37] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:39:37] [INFO ] After 180ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:39:37] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:39:37] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:39:38] [INFO ] After 1543ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:39:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 748 ms
TRAPS : Iteration 1
[2026-05-29 05:39:41] [INFO ] After 3810ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:39:42] [INFO ] After 5048ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:39:42] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:39:42] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:39:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1787819520822574921.gal : 7 ms
[2026-05-29 05:39:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13116555381674600438.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/ReachabilityCardinality1787819520822574921.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13116555381674600438.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/ReachabilityCardinality13116555381674600438.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:39:46] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:39:46] [INFO ] Applying decomposition
[2026-05-29 05:39:46] [INFO ] Flatten gal took : 36 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/graph4115073294745381352.txt' '-o' '/tmp/graph4115073294745381352.bin' '-w' '/tmp/graph4115073294745381352.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4115073294745381352.bin' '-l' '-1' '-v' '-w' '/tmp/graph4115073294745381352.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:39:46] [INFO ] Decomposing Gal with order
[2026-05-29 05:39:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:39:46] [INFO ] Removed a total of 986 redundant transitions.
[2026-05-29 05:39:46] [INFO ] Flatten gal took : 146 ms
[2026-05-29 05:39:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 1113 labels/synchronizations in 26 ms.
[2026-05-29 05:39:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12743119637447495037.gal : 9 ms
[2026-05-29 05:39:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2905161280820233001.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/ReachabilityCardinality12743119637447495037.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2905161280820233001.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/ReachabilityCardinality2905161280820233001.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 34
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :34 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 62
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :62 after 118
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :118 after 228
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :228 after 1310
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1310 after 3319
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3319 after 30820
Detected timeout of ITS tools.
[2026-05-29 05:39:57] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:39:57] [INFO ] Applying decomposition
[2026-05-29 05:39:57] [INFO ] Flatten gal took : 32 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/graph3126777387005557085.txt' '-o' '/tmp/graph3126777387005557085.bin' '-w' '/tmp/graph3126777387005557085.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3126777387005557085.bin' '-l' '-1' '-v' '-w' '/tmp/graph3126777387005557085.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:39:57] [INFO ] Decomposing Gal with order
[2026-05-29 05:39:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:39:57] [INFO ] Removed a total of 1280 redundant transitions.
[2026-05-29 05:39:57] [INFO ] Flatten gal took : 145 ms
[2026-05-29 05:39:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 1015 labels/synchronizations in 41 ms.
[2026-05-29 05:39:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5368041878763314916.gal : 14 ms
[2026-05-29 05:39:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7670627345262911844.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/ReachabilityCardinality5368041878763314916.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7670627345262911844.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/ReachabilityCardinality7670627345262911844.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 359
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :359 after 569
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :569 after 961
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :961 after 1721
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1721 after 5517
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :30820 after 42523
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5517 after 13319
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :13319 after 42223
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :42523 after 64183
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36055 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[27, 27]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11266505411515721174.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2242321143492295269.kers'
[2026-05-29 05:40:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11266505411515721174.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2242321143492295269.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:40:12] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-2242321143492295269.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[27, 27]
RANDOM walk for 1000000 steps (296 resets) in 5215 ms. (191 steps per ms)
BEST_FIRST walk for 2000002 steps (255 resets) in 4598 ms. (434 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[27, 27]
[2026-05-29 05:40:22] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5984090177013048796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2810006119259212970.kers'
[2026-05-29 05:40:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5984090177013048796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2810006119259212970.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:40:22] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-2810006119259212970.kers
Total runtime 19 ms.
[2026-05-29 05:40:22] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:40:23] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 05:40:23] [INFO ] [Real]Absence check using state equation in 737 ms returned sat
[2026-05-29 05:40:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:40:23] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:40:23] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:40:24] [INFO ] [Nat]Absence check using state equation in 713 ms returned sat
[2026-05-29 05:40:24] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:40:25] [INFO ] [Nat]Added 120 Read/Feed constraints in 806 ms returned sat
[2026-05-29 05:40:25] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 80 ms.
[2026-05-29 05:40:26] [INFO ] Added : 27 causal constraints over 6 iterations in 699 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:40:30] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:40:30] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:40:31] [INFO ] [Real]Absence check using state equation in 644 ms returned sat
[2026-05-29 05:40:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:40:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:40:31] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:40:32] [INFO ] [Nat]Absence check using state equation in 657 ms returned sat
[2026-05-29 05:40:32] [INFO ] [Nat]Added 120 Read/Feed constraints in 537 ms returned sat
[2026-05-29 05:40:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1622 ms
[2026-05-29 05:40:34] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 89 ms.
[2026-05-29 05:40:35] [INFO ] Added : 30 causal constraints over 6 iterations in 830 ms. Result :sat
Minimization took 4572 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[27, 27]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[27, 27]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:40:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:40:39] [INFO ] Invariant cache hit.
[2026-05-29 05:40:41] [INFO ] Implicit Places using invariants in 1244 ms returned []
[2026-05-29 05:40:41] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:40:41] [INFO ] Invariant cache hit.
[2026-05-29 05:40:41] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:40:52] [INFO ] Implicit Places using invariants and state equation in 10880 ms returned []
Implicit Place search using SMT with State Equation took 12126 ms to find 0 implicit places.
[2026-05-29 05:40:52] [INFO ] Redundant transitions in 22 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12182 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:40:52] [INFO ] Flatten gal took : 101 ms
[2026-05-29 05:40:52] [INFO ] Flatten gal took : 70 ms
[2026-05-29 05:40:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8733036532404803697.gal : 11 ms
[2026-05-29 05:40:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5367213377923338625.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/ReachabilityCardinality8733036532404803697.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5367213377923338625.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
RANDOM walk for 40000 steps (11 resets) in 488 ms. (81 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 265 ms. (150 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality5367213377923338625.prop.
BEST_FIRST walk for 40001 steps (10 resets) in 261 ms. (152 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 126048 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 126048 steps, saw 73514 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-29 05:40:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:40:55] [INFO ] Invariant cache hit.
[2026-05-29 05:40:55] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1690 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4506 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6212ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (13 resets) in 429 ms. (93 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 164140 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 164140 steps, saw 94892 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 05:41:05] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:41:05] [INFO ] Invariant cache hit.
[2026-05-29 05:41:05] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1685 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10808 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12502ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4010 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:41:21] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:41:21] [INFO ] Invariant cache hit.
[2026-05-29 05:41:22] [INFO ] Implicit Places using invariants in 1104 ms returned []
[2026-05-29 05:41:22] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:41:22] [INFO ] Invariant cache hit.
[2026-05-29 05:41:23] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:41:32] [INFO ] Implicit Places using invariants and state equation in 10164 ms returned []
Implicit Place search using SMT with State Equation took 11270 ms to find 0 implicit places.
[2026-05-29 05:41:33] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11309 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 83 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10954396091415375634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1568010279767235997.kers'
[2026-05-29 05:41:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10954396091415375634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1568010279767235997.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:41:33] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1568010279767235997.kers
Total runtime 11 ms.
[2026-05-29 05:41:33] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:41:33] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 05:41:33] [INFO ] After 209ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:41:33] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:41:33] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:41:35] [INFO ] After 1526ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:41:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 783 ms
TRAPS : Iteration 1
[2026-05-29 05:41:37] [INFO ] After 4327ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:41:38] [INFO ] After 5628ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:41:39] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:41:39] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:41:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality25200733973578278.gal : 6 ms
[2026-05-29 05:41:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2307953117464705154.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/ReachabilityCardinality25200733973578278.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2307953117464705154.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 ...326
Loading property file /tmp/ReachabilityCardinality2307953117464705154.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:41:42] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:41:42] [INFO ] Applying decomposition
[2026-05-29 05:41:42] [INFO ] Flatten gal took : 33 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/graph6665126978531790700.txt' '-o' '/tmp/graph6665126978531790700.bin' '-w' '/tmp/graph6665126978531790700.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6665126978531790700.bin' '-l' '-1' '-v' '-w' '/tmp/graph6665126978531790700.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:41:42] [INFO ] Decomposing Gal with order
[2026-05-29 05:41:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:41:42] [INFO ] Removed a total of 1041 redundant transitions.
[2026-05-29 05:41:42] [INFO ] Flatten gal took : 144 ms
[2026-05-29 05:41:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 1126 labels/synchronizations in 23 ms.
[2026-05-29 05:41:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4481946953391299053.gal : 8 ms
[2026-05-29 05:41:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6760224815859607995.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/ReachabilityCardinality4481946953391299053.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6760224815859607995.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/ReachabilityCardinality6760224815859607995.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 34
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :34 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 60
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :60 after 98
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :98 after 148
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :148 after 209
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :209 after 1182
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1182 after 3686
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3686 after 31536
Detected timeout of ITS tools.
[2026-05-29 05:41:54] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:41:54] [INFO ] Applying decomposition
[2026-05-29 05:41:54] [INFO ] Flatten gal took : 32 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/graph17254935266866467188.txt' '-o' '/tmp/graph17254935266866467188.bin' '-w' '/tmp/graph17254935266866467188.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17254935266866467188.bin' '-l' '-1' '-v' '-w' '/tmp/graph17254935266866467188.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:41:54] [INFO ] Decomposing Gal with order
[2026-05-29 05:41:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:41:54] [INFO ] Removed a total of 984 redundant transitions.
[2026-05-29 05:41:54] [INFO ] Flatten gal took : 125 ms
[2026-05-29 05:41:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 985 labels/synchronizations in 22 ms.
[2026-05-29 05:41:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5518861676333784037.gal : 8 ms
[2026-05-29 05:41:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17467891303760004152.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/ReachabilityCardinality5518861676333784037.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17467891303760004152.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/ReachabilityCardinality17467891303760004152.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 35
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :35 after 71
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :71 after 105
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :105 after 227
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 328
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :328 after 405
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :405 after 741
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :741 after 1203
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 44308
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1203 after 3227
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3227 after 8689
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :44308 after 56235
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36548 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[26, 26]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10569264140313194884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11175254912719737982.kers'
[2026-05-29 05:42:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10569264140313194884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11175254912719737982.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:42:09] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-11175254912719737982.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[26, 26]
RANDOM walk for 1000000 steps (304 resets) in 5641 ms. (177 steps per ms)
BEST_FIRST walk for 2000001 steps (287 resets) in 4591 ms. (435 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[26, 26]
[2026-05-29 05:42:19] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2284307832825948219.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3168793306118865926.kers'
[2026-05-29 05:42:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2284307832825948219.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3168793306118865926.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:42:19] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3168793306118865926.kers
Total runtime 10 ms.
[2026-05-29 05:42:19] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:42:20] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 37 ms returned sat
[2026-05-29 05:42:20] [INFO ] [Real]Absence check using state equation in 752 ms returned sat
[2026-05-29 05:42:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:42:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:42:21] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:42:21] [INFO ] [Nat]Absence check using state equation in 773 ms returned sat
[2026-05-29 05:42:21] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:42:22] [INFO ] [Nat]Added 120 Read/Feed constraints in 1014 ms returned sat
[2026-05-29 05:42:22] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 84 ms.
[2026-05-29 05:42:23] [INFO ] Added : 27 causal constraints over 6 iterations in 988 ms. Result :sat
Minimization took 4509 ms.
[2026-05-29 05:42:28] [INFO ] [Real]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:42:28] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 05:42:29] [INFO ] [Real]Absence check using state equation in 829 ms returned sat
[2026-05-29 05:42:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:42:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:42:29] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 54 ms returned sat
[2026-05-29 05:42:30] [INFO ] [Nat]Absence check using state equation in 707 ms returned sat
[2026-05-29 05:42:31] [INFO ] [Nat]Added 120 Read/Feed constraints in 756 ms returned sat
[2026-05-29 05:42:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1916 ms
[2026-05-29 05:42:33] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 114 ms.
[2026-05-29 05:42:34] [INFO ] Added : 30 causal constraints over 6 iterations in 1395 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[26, 26]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[26, 26]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 31 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:42:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:42:39] [INFO ] Invariant cache hit.
[2026-05-29 05:42:40] [INFO ] Implicit Places using invariants in 1259 ms returned []
[2026-05-29 05:42:40] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:42:40] [INFO ] Invariant cache hit.
[2026-05-29 05:42:41] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:42:50] [INFO ] Implicit Places using invariants and state equation in 9987 ms returned []
Implicit Place search using SMT with State Equation took 11247 ms to find 0 implicit places.
[2026-05-29 05:42:50] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11292 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:42:50] [INFO ] Flatten gal took : 82 ms
RANDOM walk for 40000 steps (25 resets) in 369 ms. (108 steps per ms) remains 4/4 properties
[2026-05-29 05:42:50] [INFO ] Flatten gal took : 55 ms
[2026-05-29 05:42:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4989291400449399345.gal : 6 ms
[2026-05-29 05:42:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12913705552544784428.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/ReachabilityCardinality4989291400449399345.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12913705552544784428.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
BEST_FIRST walk for 40003 steps (10 resets) in 231 ms. (172 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 225 ms. (177 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 164 ms. (242 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality12913705552544784428.prop.
BEST_FIRST walk for 40004 steps (12 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 140450 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 140450 steps, saw 81596 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 05:42:53] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:42:53] [INFO ] Invariant cache hit.
[2026-05-29 05:42:53] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1469 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4246 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5735ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 24 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (9 resets) in 502 ms. (79 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 159580 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 2
Probabilistic random walk after 159580 steps, saw 92300 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 05:43:02] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:43:02] [INFO ] Invariant cache hit.
[2026-05-29 05:43:02] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1599 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11422 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13041ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3296 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:43:19] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:43:19] [INFO ] Invariant cache hit.
[2026-05-29 05:43:20] [INFO ] Implicit Places using invariants in 1263 ms returned []
[2026-05-29 05:43:20] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:43:20] [INFO ] Invariant cache hit.
[2026-05-29 05:43:21] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:43:31] [INFO ] Implicit Places using invariants and state equation in 10677 ms returned []
Implicit Place search using SMT with State Equation took 11942 ms to find 0 implicit places.
[2026-05-29 05:43:31] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11998 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 98 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4511156160545994320.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12218448364618572869.kers'
[2026-05-29 05:43:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4511156160545994320.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12218448364618572869.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:43:31] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-12218448364618572869.kers
Total runtime 13 ms.
[2026-05-29 05:43:31] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:43:31] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:43:31] [INFO ] After 178ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:43:31] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:43:31] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:43:33] [INFO ] After 1856ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:43:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 646 ms
TRAPS : Iteration 1
[2026-05-29 05:43:35] [INFO ] After 4223ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:43:36] [INFO ] After 5385ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:43:36] [INFO ] Flatten gal took : 32 ms
[2026-05-29 05:43:36] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:43:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16456352952263814098.gal : 7 ms
[2026-05-29 05:43:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1626394605959554863.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/ReachabilityCardinality16456352952263814098.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1626394605959554863.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/ReachabilityCardinality1626394605959554863.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:43:40] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:43:40] [INFO ] Applying decomposition
[2026-05-29 05:43:40] [INFO ] Flatten gal took : 35 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/graph10076530186262425732.txt' '-o' '/tmp/graph10076530186262425732.bin' '-w' '/tmp/graph10076530186262425732.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10076530186262425732.bin' '-l' '-1' '-v' '-w' '/tmp/graph10076530186262425732.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:43:40] [INFO ] Decomposing Gal with order
[2026-05-29 05:43:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:43:40] [INFO ] Removed a total of 1042 redundant transitions.
[2026-05-29 05:43:40] [INFO ] Flatten gal took : 128 ms
[2026-05-29 05:43:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 1462 labels/synchronizations in 32 ms.
[2026-05-29 05:43:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14602172298000199351.gal : 9 ms
[2026-05-29 05:43:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3203752039793198031.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/ReachabilityCardinality14602172298000199351.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3203752039793198031.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/ReachabilityCardinality3203752039793198031.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 56
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :56 after 74
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :74 after 150
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :150 after 357
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :357 after 890
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :890 after 1802
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1802 after 18710
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:43:51] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:43:52] [INFO ] Applying decomposition
[2026-05-29 05:43:52] [INFO ] Flatten gal took : 36 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/graph16586194361545675272.txt' '-o' '/tmp/graph16586194361545675272.bin' '-w' '/tmp/graph16586194361545675272.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16586194361545675272.bin' '-l' '-1' '-v' '-w' '/tmp/graph16586194361545675272.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:43:52] [INFO ] Decomposing Gal with order
[2026-05-29 05:43:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:43:52] [INFO ] Removed a total of 992 redundant transitions.
[2026-05-29 05:43:52] [INFO ] Flatten gal took : 142 ms
[2026-05-29 05:43:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 1059 labels/synchronizations in 24 ms.
[2026-05-29 05:43:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3831103295624432773.gal : 9 ms
[2026-05-29 05:43:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15197449177160146650.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/ReachabilityCardinality3831103295624432773.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15197449177160146650.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/ReachabilityCardinality15197449177160146650.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 31
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :31 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :227 after 359
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :359 after 559
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :559 after 1055
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1055 after 1449
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1449 after 2058
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :18710 after 43491
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2058 after 7422
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7422 after 13658
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :13658 after 32708
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36334 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[25, 25]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13518997657682609153.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5636040355920827669.kers'
[2026-05-29 05:44:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13518997657682609153.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5636040355920827669.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:44:07] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-5636040355920827669.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[25, 25]
RANDOM walk for 1000000 steps (311 resets) in 5109 ms. (195 steps per ms)
BEST_FIRST walk for 2000002 steps (255 resets) in 4812 ms. (415 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[25, 25]
[2026-05-29 05:44:17] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5614606285251990922.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14220966991067721696.kers'
[2026-05-29 05:44:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5614606285251990922.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14220966991067721696.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:44:17] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-14220966991067721696.kers
Total runtime 11 ms.
[2026-05-29 05:44:17] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:44:17] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:44:18] [INFO ] [Real]Absence check using state equation in 638 ms returned sat
[2026-05-29 05:44:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:44:18] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:44:18] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 47 ms returned sat
[2026-05-29 05:44:19] [INFO ] [Nat]Absence check using state equation in 719 ms returned sat
[2026-05-29 05:44:19] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:44:19] [INFO ] [Nat]Added 120 Read/Feed constraints in 755 ms returned sat
[2026-05-29 05:44:20] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 83 ms.
[2026-05-29 05:44:21] [INFO ] Added : 27 causal constraints over 6 iterations in 1034 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:44:25] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:44:25] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 05:44:26] [INFO ] [Real]Absence check using state equation in 794 ms returned sat
[2026-05-29 05:44:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:44:26] [INFO ] [Nat]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:44:26] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:44:27] [INFO ] [Nat]Absence check using state equation in 667 ms returned sat
[2026-05-29 05:44:28] [INFO ] [Nat]Added 120 Read/Feed constraints in 740 ms returned sat
[2026-05-29 05:44:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1560 ms
[2026-05-29 05:44:29] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 112 ms.
[2026-05-29 05:44:30] [INFO ] Added : 30 causal constraints over 6 iterations in 1039 ms. Result :sat
Minimization took 4506 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[25, 25]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[25, 25]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 27 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 25 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:44:35] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:44:35] [INFO ] Invariant cache hit.
[2026-05-29 05:44:36] [INFO ] Implicit Places using invariants in 1281 ms returned []
[2026-05-29 05:44:36] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:44:36] [INFO ] Invariant cache hit.
[2026-05-29 05:44:37] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:44:47] [INFO ] Implicit Places using invariants and state equation in 10633 ms returned []
Implicit Place search using SMT with State Equation took 11928 ms to find 0 implicit places.
[2026-05-29 05:44:47] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11984 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:44:47] [INFO ] Flatten gal took : 100 ms
[2026-05-29 05:44:47] [INFO ] Flatten gal took : 56 ms
[2026-05-29 05:44:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13080794450410792331.gal : 11 ms
[2026-05-29 05:44:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5369502923889947677.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/ReachabilityCardinality13080794450410792331.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5369502923889947677.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
RANDOM walk for 40000 steps (13 resets) in 611 ms. (65 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 294 ms. (135 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality5369502923889947677.prop.
BEST_FIRST walk for 40004 steps (9 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 252 ms. (158 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 123359 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 4
Probabilistic random walk after 123359 steps, saw 72007 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-29 05:44:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:44:50] [INFO ] Invariant cache hit.
[2026-05-29 05:44:50] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1836 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 5003 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6861ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (13 resets) in 403 ms. (99 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (10 resets) in 184 ms. (216 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 176 ms. (226 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 153969 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 153969 steps, saw 89173 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2026-05-29 05:45:00] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:45:00] [INFO ] Invariant cache hit.
[2026-05-29 05:45:00] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1812 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11071 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12893ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2207 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:45:16] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:45:16] [INFO ] Invariant cache hit.
[2026-05-29 05:45:17] [INFO ] Implicit Places using invariants in 1115 ms returned []
[2026-05-29 05:45:17] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:45:17] [INFO ] Invariant cache hit.
[2026-05-29 05:45:18] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:45:28] [INFO ] Implicit Places using invariants and state equation in 11267 ms returned []
Implicit Place search using SMT with State Equation took 12385 ms to find 0 implicit places.
[2026-05-29 05:45:28] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12429 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 147 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4773786574606407534.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6484376130048630455.kers'
[2026-05-29 05:45:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4773786574606407534.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6484376130048630455.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:45:28] [INFO ] Computed 42 invariants in 16 ms
Computed 42 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-6484376130048630455.kers
Total runtime 19 ms.
[2026-05-29 05:45:28] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:45:28] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 46 ms returned sat
[2026-05-29 05:45:28] [INFO ] After 217ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:45:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:45:29] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 45 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:45:30] [INFO ] After 1635ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:45:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 806 ms
TRAPS : Iteration 1
[2026-05-29 05:45:33] [INFO ] After 4031ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:45:34] [INFO ] After 5328ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:45:34] [INFO ] Flatten gal took : 52 ms
[2026-05-29 05:45:34] [INFO ] Flatten gal took : 52 ms
[2026-05-29 05:45:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17848435460685464178.gal : 11 ms
[2026-05-29 05:45:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5062775234576210005.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/ReachabilityCardinality17848435460685464178.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5062775234576210005.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/ReachabilityCardinality5062775234576210005.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:45:37] [INFO ] Flatten gal took : 55 ms
[2026-05-29 05:45:37] [INFO ] Applying decomposition
[2026-05-29 05:45:37] [INFO ] Flatten gal took : 56 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/graph2507094684668353131.txt' '-o' '/tmp/graph2507094684668353131.bin' '-w' '/tmp/graph2507094684668353131.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2507094684668353131.bin' '-l' '-1' '-v' '-w' '/tmp/graph2507094684668353131.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:45:37] [INFO ] Decomposing Gal with order
[2026-05-29 05:45:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:45:38] [INFO ] Removed a total of 1073 redundant transitions.
[2026-05-29 05:45:38] [INFO ] Flatten gal took : 213 ms
[2026-05-29 05:45:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 1392 labels/synchronizations in 49 ms.
[2026-05-29 05:45:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12062076664376139786.gal : 12 ms
[2026-05-29 05:45:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3083838692909349757.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/ReachabilityCardinality12062076664376139786.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3083838692909349757.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/ReachabilityCardinality3083838692909349757.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 73
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :73 after 138
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :138 after 385
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :385 after 1445
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1445 after 3990
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3990 after 13920
Detected timeout of ITS tools.
[2026-05-29 05:45:49] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:45:49] [INFO ] Applying decomposition
[2026-05-29 05:45:49] [INFO ] Flatten gal took : 31 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/graph14987814627451107771.txt' '-o' '/tmp/graph14987814627451107771.bin' '-w' '/tmp/graph14987814627451107771.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14987814627451107771.bin' '-l' '-1' '-v' '-w' '/tmp/graph14987814627451107771.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:45:49] [INFO ] Decomposing Gal with order
[2026-05-29 05:45:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:45:49] [INFO ] Removed a total of 1256 redundant transitions.
[2026-05-29 05:45:49] [INFO ] Flatten gal took : 211 ms
[2026-05-29 05:45:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 1262 labels/synchronizations in 52 ms.
[2026-05-29 05:45:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9974691761318658983.gal : 13 ms
[2026-05-29 05:45:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18043362233958994988.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/ReachabilityCardinality9974691761318658983.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18043362233958994988.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/ReachabilityCardinality18043362233958994988.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 37
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :37 after 47
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :47 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 359
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :359 after 579
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :579 after 1115
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1115 after 1655
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1655 after 3337
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3337 after 8799
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :13920 after 43062
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8799 after 14907
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :14907 after 30941
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36549 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[24, 24]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4514391700671075081.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17418743027813262773.kers'
[2026-05-29 05:46:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4514391700671075081.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17418743027813262773.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:46:05] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17418743027813262773.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[24, 24]
RANDOM walk for 1000000 steps (298 resets) in 4843 ms. (206 steps per ms)
BEST_FIRST walk for 2000001 steps (242 resets) in 4589 ms. (435 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[24, 24]
[2026-05-29 05:46:14] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1194965759030618789.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6517996429039928469.kers'
[2026-05-29 05:46:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1194965759030618789.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6517996429039928469.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:46:14] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-6517996429039928469.kers
Total runtime 11 ms.
[2026-05-29 05:46:14] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:46:14] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:46:15] [INFO ] [Real]Absence check using state equation in 547 ms returned sat
[2026-05-29 05:46:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:46:15] [INFO ] [Nat]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:46:15] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 45 ms returned sat
[2026-05-29 05:46:16] [INFO ] [Nat]Absence check using state equation in 706 ms returned sat
[2026-05-29 05:46:16] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:46:16] [INFO ] [Nat]Added 120 Read/Feed constraints in 768 ms returned sat
[2026-05-29 05:46:17] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 75 ms.
[2026-05-29 05:46:18] [INFO ] Added : 27 causal constraints over 6 iterations in 1033 ms. Result :sat
Minimization took 4512 ms.
[2026-05-29 05:46:22] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:46:22] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:46:23] [INFO ] [Real]Absence check using state equation in 667 ms returned sat
[2026-05-29 05:46:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:46:23] [INFO ] [Nat]Absence check using 11 positive place invariants in 15 ms returned sat
[2026-05-29 05:46:23] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 52 ms returned sat
[2026-05-29 05:46:24] [INFO ] [Nat]Absence check using state equation in 841 ms returned sat
[2026-05-29 05:46:25] [INFO ] [Nat]Added 120 Read/Feed constraints in 753 ms returned sat
[2026-05-29 05:46:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1321 ms
[2026-05-29 05:46:26] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 93 ms.
[2026-05-29 05:46:27] [INFO ] Added : 30 causal constraints over 6 iterations in 1110 ms. Result :sat
Minimization took 4595 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[24, 24]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[24, 24]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:46:32] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:46:32] [INFO ] Invariant cache hit.
[2026-05-29 05:46:33] [INFO ] Implicit Places using invariants in 1202 ms returned []
[2026-05-29 05:46:33] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:46:33] [INFO ] Invariant cache hit.
[2026-05-29 05:46:34] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:46:44] [INFO ] Implicit Places using invariants and state equation in 11297 ms returned []
Implicit Place search using SMT with State Equation took 12512 ms to find 0 implicit places.
[2026-05-29 05:46:44] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12558 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:46:44] [INFO ] Flatten gal took : 118 ms
[2026-05-29 05:46:45] [INFO ] Flatten gal took : 53 ms
[2026-05-29 05:46:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12755990420190198087.gal : 10 ms
[2026-05-29 05:46:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16159848708086857584.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/ReachabilityCardinality12755990420190198087.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16159848708086857584.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (19 resets) in 604 ms. (66 steps per ms) remains 4/4 properties
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 ...330
BEST_FIRST walk for 40002 steps (9 resets) in 257 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 381 ms. (104 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16159848708086857584.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 362 ms. (110 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 378 ms. (105 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 119282 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 4
Probabilistic random walk after 119282 steps, saw 69695 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-29 05:46:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:46:48] [INFO ] Invariant cache hit.
[2026-05-29 05:46:48] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1569 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4665 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6257ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (12 resets) in 355 ms. (112 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 165 ms. (240 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 438 ms. (91 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 156345 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 156345 steps, saw 90520 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 05:46:58] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:46:58] [INFO ] Invariant cache hit.
[2026-05-29 05:46:58] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1736 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11213 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12958ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3606 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:47:14] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:47:14] [INFO ] Invariant cache hit.
[2026-05-29 05:47:15] [INFO ] Implicit Places using invariants in 1125 ms returned []
[2026-05-29 05:47:15] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:47:15] [INFO ] Invariant cache hit.
[2026-05-29 05:47:16] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:47:26] [INFO ] Implicit Places using invariants and state equation in 10837 ms returned []
Implicit Place search using SMT with State Equation took 11964 ms to find 0 implicit places.
[2026-05-29 05:47:26] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12024 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 83 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17648242345270019349.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6763997440926815139.kers'
[2026-05-29 05:47:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17648242345270019349.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6763997440926815139.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:47:26] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6763997440926815139.kers
Total runtime 11 ms.
[2026-05-29 05:47:27] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:47:27] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 43 ms returned sat
[2026-05-29 05:47:27] [INFO ] After 181ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:47:27] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:47:27] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 51 ms returned sat
[2026-05-29 05:47:28] [INFO ] After 1555ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:47:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 550 ms
TRAPS : Iteration 1
[2026-05-29 05:47:31] [INFO ] After 3665ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:47:32] [INFO ] After 4978ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:47:32] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:47:32] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:47:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13853229236243027593.gal : 7 ms
[2026-05-29 05:47:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2665047604972256486.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/ReachabilityCardinality13853229236243027593.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2665047604972256486.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/ReachabilityCardinality2665047604972256486.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:47:35] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:47:35] [INFO ] Applying decomposition
[2026-05-29 05:47:35] [INFO ] Flatten gal took : 34 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/graph10207972448332317752.txt' '-o' '/tmp/graph10207972448332317752.bin' '-w' '/tmp/graph10207972448332317752.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10207972448332317752.bin' '-l' '-1' '-v' '-w' '/tmp/graph10207972448332317752.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:47:35] [INFO ] Decomposing Gal with order
[2026-05-29 05:47:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:47:35] [INFO ] Removed a total of 1052 redundant transitions.
[2026-05-29 05:47:35] [INFO ] Flatten gal took : 126 ms
[2026-05-29 05:47:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 1295 labels/synchronizations in 30 ms.
[2026-05-29 05:47:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality649743026562476536.gal : 8 ms
[2026-05-29 05:47:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12514335065860043603.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/ReachabilityCardinality649743026562476536.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12514335065860043603.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/ReachabilityCardinality12514335065860043603.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :110 after 240
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :240 after 312
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :312 after 708
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :708 after 1056
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1056 after 1807
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1807 after 3342
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3342 after 15496
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:47:47] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:47:47] [INFO ] Applying decomposition
[2026-05-29 05:47:47] [INFO ] Flatten gal took : 32 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/graph605527578995417081.txt' '-o' '/tmp/graph605527578995417081.bin' '-w' '/tmp/graph605527578995417081.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph605527578995417081.bin' '-l' '-1' '-v' '-w' '/tmp/graph605527578995417081.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:47:47] [INFO ] Decomposing Gal with order
[2026-05-29 05:47:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:47:47] [INFO ] Removed a total of 1186 redundant transitions.
[2026-05-29 05:47:47] [INFO ] Flatten gal took : 118 ms
[2026-05-29 05:47:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 984 labels/synchronizations in 24 ms.
[2026-05-29 05:47:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7983213359140780528.gal : 8 ms
[2026-05-29 05:47:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16674302901382768734.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/ReachabilityCardinality7983213359140780528.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16674302901382768734.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/ReachabilityCardinality16674302901382768734.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 40
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :40 after 61
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :61 after 103
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 44094
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :103 after 694
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :694 after 1556
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1556 after 2395
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2395 after 5003
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :44094 after 48469
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35876 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[23, 23]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12535000475167228792.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11128624621782572111.kers'
[2026-05-29 05:48:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12535000475167228792.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11128624621782572111.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:48:02] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11128624621782572111.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[23, 23]
RANDOM walk for 1000000 steps (341 resets) in 4858 ms. (205 steps per ms)
BEST_FIRST walk for 2000001 steps (245 resets) in 5076 ms. (393 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[23, 23]
[2026-05-29 05:48:12] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12266982014291909652.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1843240745618769296.kers'
[2026-05-29 05:48:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12266982014291909652.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1843240745618769296.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:48:12] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-1843240745618769296.kers
Total runtime 14 ms.
[2026-05-29 05:48:12] [INFO ] [Real]Absence check using 11 positive place invariants in 11 ms returned sat
[2026-05-29 05:48:12] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:48:13] [INFO ] [Real]Absence check using state equation in 702 ms returned sat
[2026-05-29 05:48:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:48:13] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:48:13] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:48:14] [INFO ] [Nat]Absence check using state equation in 525 ms returned sat
[2026-05-29 05:48:14] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:48:15] [INFO ] [Nat]Added 120 Read/Feed constraints in 803 ms returned sat
[2026-05-29 05:48:15] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 83 ms.
[2026-05-29 05:48:15] [INFO ] Added : 27 causal constraints over 6 iterations in 829 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 05:48:20] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:48:20] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:48:21] [INFO ] [Real]Absence check using state equation in 691 ms returned sat
[2026-05-29 05:48:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:48:21] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:48:21] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:48:22] [INFO ] [Nat]Absence check using state equation in 892 ms returned sat
[2026-05-29 05:48:23] [INFO ] [Nat]Added 120 Read/Feed constraints in 754 ms returned sat
[2026-05-29 05:48:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1841 ms
[2026-05-29 05:48:25] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 115 ms.
[2026-05-29 05:48:26] [INFO ] Added : 30 causal constraints over 6 iterations in 1370 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[23, 23]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[23, 23]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:48:30] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:48:30] [INFO ] Invariant cache hit.
[2026-05-29 05:48:32] [INFO ] Implicit Places using invariants in 1124 ms returned []
[2026-05-29 05:48:32] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:48:32] [INFO ] Invariant cache hit.
[2026-05-29 05:48:32] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:48:42] [INFO ] Implicit Places using invariants and state equation in 10713 ms returned []
Implicit Place search using SMT with State Equation took 11844 ms to find 0 implicit places.
[2026-05-29 05:48:42] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11896 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:48:42] [INFO ] Flatten gal took : 130 ms
[2026-05-29 05:48:43] [INFO ] Flatten gal took : 61 ms
[2026-05-29 05:48:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2434440112128637378.gal : 7 ms
[2026-05-29 05:48:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1008815769249108989.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/ReachabilityCardinality2434440112128637378.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1008815769249108989.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
RANDOM walk for 40000 steps (13 resets) in 925 ms. (43 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 281 ms. (141 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 259 ms. (153 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 241 ms. (165 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1008815769249108989.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 302 ms. (132 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 135934 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 135934 steps, saw 79142 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 05:48:46] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:48:46] [INFO ] Invariant cache hit.
[2026-05-29 05:48:46] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1514 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4460 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5986ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 21 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 394 ms. (101 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 208 ms. (191 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 161861 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 2
Probabilistic random walk after 161861 steps, saw 93592 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2026-05-29 05:48:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:48:55] [INFO ] Invariant cache hit.
[2026-05-29 05:48:55] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1939 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10878 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12826ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1946 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:49:10] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:49:10] [INFO ] Invariant cache hit.
[2026-05-29 05:49:11] [INFO ] Implicit Places using invariants in 1056 ms returned []
[2026-05-29 05:49:11] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:49:11] [INFO ] Invariant cache hit.
[2026-05-29 05:49:12] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:49:22] [INFO ] Implicit Places using invariants and state equation in 10510 ms returned []
Implicit Place search using SMT with State Equation took 11569 ms to find 0 implicit places.
[2026-05-29 05:49:22] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11604 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 86 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15662551755789821082.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11429271212579232439.kers'
[2026-05-29 05:49:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15662551755789821082.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11429271212579232439.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:49:22] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-11429271212579232439.kers
Total runtime 12 ms.
[2026-05-29 05:49:22] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:49:22] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 41 ms returned sat
[2026-05-29 05:49:22] [INFO ] After 179ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:49:22] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:49:22] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:49:24] [INFO ] After 1439ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:49:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 591 ms
TRAPS : Iteration 1
[2026-05-29 05:49:26] [INFO ] After 3515ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:49:27] [INFO ] After 4694ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:49:27] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:49:27] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:49:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14210976960124904409.gal : 7 ms
[2026-05-29 05:49:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5771871355983993061.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/ReachabilityCardinality14210976960124904409.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5771871355983993061.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/ReachabilityCardinality5771871355983993061.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:49:33] [INFO ] Flatten gal took : 55 ms
[2026-05-29 05:49:33] [INFO ] Applying decomposition
[2026-05-29 05:49:33] [INFO ] Flatten gal took : 56 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/graph7224707985680333578.txt' '-o' '/tmp/graph7224707985680333578.bin' '-w' '/tmp/graph7224707985680333578.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7224707985680333578.bin' '-l' '-1' '-v' '-w' '/tmp/graph7224707985680333578.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:49:33] [INFO ] Decomposing Gal with order
[2026-05-29 05:49:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:49:33] [INFO ] Removed a total of 974 redundant transitions.
[2026-05-29 05:49:33] [INFO ] Flatten gal took : 218 ms
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
[2026-05-29 05:49:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 1175 labels/synchronizations in 42 ms.
[2026-05-29 05:49:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8750934649113608955.gal : 14 ms
[2026-05-29 05:49:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18347101363685976560.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/ReachabilityCardinality8750934649113608955.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18347101363685976560.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/ReachabilityCardinality18347101363685976560.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 130
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :130 after 476
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :476 after 521
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :521 after 692
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :692 after 1280
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1280 after 3488
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3488 after 36498
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:49:42] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:49:42] [INFO ] Applying decomposition
[2026-05-29 05:49:42] [INFO ] Flatten gal took : 31 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/graph7412974086197655631.txt' '-o' '/tmp/graph7412974086197655631.bin' '-w' '/tmp/graph7412974086197655631.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7412974086197655631.bin' '-l' '-1' '-v' '-w' '/tmp/graph7412974086197655631.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:49:42] [INFO ] Decomposing Gal with order
[2026-05-29 05:49:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:49:42] [INFO ] Removed a total of 1181 redundant transitions.
[2026-05-29 05:49:42] [INFO ] Flatten gal took : 206 ms
[2026-05-29 05:49:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 1118 labels/synchronizations in 27 ms.
[2026-05-29 05:49:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12752154150330792755.gal : 9 ms
[2026-05-29 05:49:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5560598994796098630.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/ReachabilityCardinality12752154150330792755.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5560598994796098630.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/ReachabilityCardinality5560598994796098630.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 38
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 54
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :54 after 64
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :64 after 96
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :96 after 136
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :136 after 247
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :43200 after 51955
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :247 after 1133
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1133 after 4216
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :51955 after 69472
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4216 after 30431
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :69472 after 294542
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :30431 after 85074
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35688 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[22, 22]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2694455821345646211.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10610778523841444784.kers'
[2026-05-29 05:49:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2694455821345646211.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10610778523841444784.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:49:58] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-10610778523841444784.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[22, 22]
RANDOM walk for 1000000 steps (274 resets) in 4981 ms. (200 steps per ms)
BEST_FIRST walk for 2000001 steps (251 resets) in 5308 ms. (376 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[22, 22]
[2026-05-29 05:50:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1640572986261898322.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4443903835443082289.kers'
[2026-05-29 05:50:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1640572986261898322.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4443903835443082289.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:50:08] [INFO ] Computed 42 invariants in 16 ms
Computed 42 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-4443903835443082289.kers
Total runtime 20 ms.
[2026-05-29 05:50:08] [INFO ] [Real]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:50:08] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 51 ms returned sat
[2026-05-29 05:50:09] [INFO ] [Real]Absence check using state equation in 737 ms returned sat
[2026-05-29 05:50:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:50:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:50:09] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 05:50:10] [INFO ] [Nat]Absence check using state equation in 734 ms returned sat
[2026-05-29 05:50:10] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:50:11] [INFO ] [Nat]Added 120 Read/Feed constraints in 792 ms returned sat
[2026-05-29 05:50:11] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 134 ms.
[2026-05-29 05:50:12] [INFO ] Added : 27 causal constraints over 6 iterations in 1139 ms. Result :sat
Minimization took 4501 ms.
[2026-05-29 05:50:16] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:50:16] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 05:50:17] [INFO ] [Real]Absence check using state equation in 785 ms returned sat
[2026-05-29 05:50:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:50:17] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 05:50:17] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 05:50:18] [INFO ] [Nat]Absence check using state equation in 886 ms returned sat
[2026-05-29 05:50:19] [INFO ] [Nat]Added 120 Read/Feed constraints in 786 ms returned sat
[2026-05-29 05:50:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2175 ms
[2026-05-29 05:50:21] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 132 ms.
[2026-05-29 05:50:23] [INFO ] Added : 30 causal constraints over 6 iterations in 1431 ms. Result :sat
Minimization took 4514 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[22, 22]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[22, 22]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:50:27] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:50:27] [INFO ] Invariant cache hit.
[2026-05-29 05:50:29] [INFO ] Implicit Places using invariants in 1715 ms returned []
[2026-05-29 05:50:29] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:50:29] [INFO ] Invariant cache hit.
[2026-05-29 05:50:30] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:50:41] [INFO ] Implicit Places using invariants and state equation in 11573 ms returned []
Implicit Place search using SMT with State Equation took 13289 ms to find 0 implicit places.
[2026-05-29 05:50:41] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13327 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:50:41] [INFO ] Flatten gal took : 64 ms
[2026-05-29 05:50:41] [INFO ] Flatten gal took : 56 ms
[2026-05-29 05:50:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16281462693484930921.gal : 11 ms
[2026-05-29 05:50:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15765180708585276069.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/ReachabilityCardinality16281462693484930921.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15765180708585276069.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 ...330
RANDOM walk for 40000 steps (14 resets) in 441 ms. (90 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 215 ms. (185 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 219 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 206 ms. (193 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality15765180708585276069.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 206 ms. (193 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 137100 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 137100 steps, saw 79791 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 05:50:44] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:50:44] [INFO ] Invariant cache hit.
[2026-05-29 05:50:44] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1778 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4981 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6775ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 20 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 372 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 155507 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 155507 steps, saw 90050 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2026-05-29 05:50:54] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:50:54] [INFO ] Invariant cache hit.
[2026-05-29 05:50:54] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1894 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11345 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13262ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2293 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:51:10] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:51:10] [INFO ] Invariant cache hit.
[2026-05-29 05:51:11] [INFO ] Implicit Places using invariants in 1124 ms returned []
[2026-05-29 05:51:11] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:51:11] [INFO ] Invariant cache hit.
[2026-05-29 05:51:13] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:51:23] [INFO ] Implicit Places using invariants and state equation in 11778 ms returned []
Implicit Place search using SMT with State Equation took 12929 ms to find 0 implicit places.
[2026-05-29 05:51:23] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12980 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 121 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15499426607715962528.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4356061259806361102.kers'
[2026-05-29 05:51:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15499426607715962528.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4356061259806361102.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:51:23] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-4356061259806361102.kers
Total runtime 13 ms.
[2026-05-29 05:51:23] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:51:23] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:51:23] [INFO ] After 187ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:51:23] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:51:23] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:51:25] [INFO ] After 1490ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:51:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 618 ms
TRAPS : Iteration 1
[2026-05-29 05:51:27] [INFO ] After 3593ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:51:28] [INFO ] After 4787ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:51:28] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:51:28] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:51:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8020587191316188852.gal : 8 ms
[2026-05-29 05:51:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14494193977231127509.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/ReachabilityCardinality8020587191316188852.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14494193977231127509.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/ReachabilityCardinality14494193977231127509.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:51:31] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:51:31] [INFO ] Applying decomposition
[2026-05-29 05:51:31] [INFO ] Flatten gal took : 37 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/graph8250577235562339920.txt' '-o' '/tmp/graph8250577235562339920.bin' '-w' '/tmp/graph8250577235562339920.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8250577235562339920.bin' '-l' '-1' '-v' '-w' '/tmp/graph8250577235562339920.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:51:31] [INFO ] Decomposing Gal with order
[2026-05-29 05:51:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:51:31] [INFO ] Removed a total of 1072 redundant transitions.
[2026-05-29 05:51:31] [INFO ] Flatten gal took : 144 ms
[2026-05-29 05:51:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 1073 labels/synchronizations in 27 ms.
[2026-05-29 05:51:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4354343224572714919.gal : 9 ms
[2026-05-29 05:51:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10074279803381760215.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/ReachabilityCardinality4354343224572714919.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10074279803381760215.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/ReachabilityCardinality10074279803381760215.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 22
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :22 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 56
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :56 after 76
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76 after 116
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :116 after 614
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :614 after 974
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :974 after 12674
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:51:43] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:51:43] [INFO ] Applying decomposition
[2026-05-29 05:51:43] [INFO ] Flatten gal took : 33 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/graph4088561372276869183.txt' '-o' '/tmp/graph4088561372276869183.bin' '-w' '/tmp/graph4088561372276869183.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4088561372276869183.bin' '-l' '-1' '-v' '-w' '/tmp/graph4088561372276869183.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:51:43] [INFO ] Decomposing Gal with order
[2026-05-29 05:51:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:51:43] [INFO ] Removed a total of 1133 redundant transitions.
[2026-05-29 05:51:43] [INFO ] Flatten gal took : 135 ms
[2026-05-29 05:51:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 1146 labels/synchronizations in 26 ms.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :12674 after 29472
[2026-05-29 05:51:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11078217391534802739.gal : 8 ms
[2026-05-29 05:51:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2708881221230976312.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/ReachabilityCardinality11078217391534802739.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2708881221230976312.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/ReachabilityCardinality2708881221230976312.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 73
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :73 after 107
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :107 after 475
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :475 after 733
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :733 after 1501
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1501 after 2235
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2235 after 3815
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3815 after 10759
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10759 after 20259
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35772 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[21, 21]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16053381658849563185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7834379333464702924.kers'
[2026-05-29 05:51:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16053381658849563185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7834379333464702924.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:51:58] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7834379333464702924.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[21, 21]
RANDOM walk for 1000000 steps (311 resets) in 4819 ms. (207 steps per ms)
BEST_FIRST walk for 2000002 steps (280 resets) in 4650 ms. (430 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[21, 21]
[2026-05-29 05:52:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8405545588294607433.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2182689089580445649.kers'
[2026-05-29 05:52:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8405545588294607433.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2182689089580445649.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:52:08] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-2182689089580445649.kers
Total runtime 11 ms.
[2026-05-29 05:52:08] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:52:08] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:52:09] [INFO ] [Real]Absence check using state equation in 551 ms returned sat
[2026-05-29 05:52:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:52:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:52:09] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:52:09] [INFO ] [Nat]Absence check using state equation in 514 ms returned sat
[2026-05-29 05:52:09] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:52:10] [INFO ] [Nat]Added 120 Read/Feed constraints in 774 ms returned sat
[2026-05-29 05:52:10] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 05:52:11] [INFO ] Added : 27 causal constraints over 6 iterations in 682 ms. Result :sat
Minimization took 4521 ms.
[2026-05-29 05:52:15] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:52:15] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:52:16] [INFO ] [Real]Absence check using state equation in 647 ms returned sat
[2026-05-29 05:52:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:52:16] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:52:16] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:52:17] [INFO ] [Nat]Absence check using state equation in 620 ms returned sat
[2026-05-29 05:52:17] [INFO ] [Nat]Added 120 Read/Feed constraints in 525 ms returned sat
[2026-05-29 05:52:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1409 ms
[2026-05-29 05:52:19] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 83 ms.
[2026-05-29 05:52:20] [INFO ] Added : 30 causal constraints over 6 iterations in 811 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[21, 21]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[21, 21]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:52:24] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:52:24] [INFO ] Invariant cache hit.
[2026-05-29 05:52:25] [INFO ] Implicit Places using invariants in 1151 ms returned []
[2026-05-29 05:52:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:52:25] [INFO ] Invariant cache hit.
[2026-05-29 05:52:26] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:52:35] [INFO ] Implicit Places using invariants and state equation in 9810 ms returned []
Implicit Place search using SMT with State Equation took 10986 ms to find 0 implicit places.
[2026-05-29 05:52:35] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11022 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:52:35] [INFO ] Flatten gal took : 86 ms
[2026-05-29 05:52:35] [INFO ] Flatten gal took : 52 ms
[2026-05-29 05:52:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2909677233626661152.gal : 7 ms
[2026-05-29 05:52:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6977951353133251312.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/ReachabilityCardinality2909677233626661152.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6977951353133251312.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
RANDOM walk for 40000 steps (12 resets) in 466 ms. (85 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6977951353133251312.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 136256 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 4
Probabilistic random walk after 136256 steps, saw 79326 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-29 05:52:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:52:39] [INFO ] Invariant cache hit.
[2026-05-29 05:52:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1522 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4038 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5575ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (15 resets) in 318 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 183 ms. (217 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (12 resets) in 176 ms. (226 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 167270 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 167270 steps, saw 96619 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 05:52:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:52:48] [INFO ] Invariant cache hit.
[2026-05-29 05:52:48] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1660 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 9879 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11548ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3906 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 21 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:53:03] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:53:03] [INFO ] Invariant cache hit.
[2026-05-29 05:53:04] [INFO ] Implicit Places using invariants in 1169 ms returned []
[2026-05-29 05:53:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:53:04] [INFO ] Invariant cache hit.
[2026-05-29 05:53:05] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:53:15] [INFO ] Implicit Places using invariants and state equation in 10482 ms returned []
Implicit Place search using SMT with State Equation took 11653 ms to find 0 implicit places.
[2026-05-29 05:53:15] [INFO ] Redundant transitions in 14 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11689 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 81 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1760100022893551792.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14836900739981105257.kers'
[2026-05-29 05:53:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1760100022893551792.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14836900739981105257.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:53:15] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-14836900739981105257.kers
Total runtime 12 ms.
[2026-05-29 05:53:15] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:53:15] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 05:53:15] [INFO ] After 176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:53:15] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:53:15] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 05:53:17] [INFO ] After 1397ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:53:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 586 ms
TRAPS : Iteration 1
[2026-05-29 05:53:19] [INFO ] After 3433ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:53:20] [INFO ] After 4624ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:53:20] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:53:20] [INFO ] Flatten gal took : 37 ms
[2026-05-29 05:53:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17405695472394963114.gal : 8 ms
[2026-05-29 05:53:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4638585857412136558.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/ReachabilityCardinality17405695472394963114.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4638585857412136558.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/ReachabilityCardinality4638585857412136558.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:53:25] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:53:25] [INFO ] Applying decomposition
[2026-05-29 05:53:26] [INFO ] Flatten gal took : 32 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/graph1254794437494005838.txt' '-o' '/tmp/graph1254794437494005838.bin' '-w' '/tmp/graph1254794437494005838.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1254794437494005838.bin' '-l' '-1' '-v' '-w' '/tmp/graph1254794437494005838.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:53:26] [INFO ] Decomposing Gal with order
[2026-05-29 05:53:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:53:26] [INFO ] Removed a total of 1039 redundant transitions.
[2026-05-29 05:53:26] [INFO ] Flatten gal took : 111 ms
[2026-05-29 05:53:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 911 labels/synchronizations in 21 ms.
[2026-05-29 05:53:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9754153271562345313.gal : 8 ms
[2026-05-29 05:53:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality183092238761215722.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/ReachabilityCardinality9754153271562345313.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality183092238761215722.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/ReachabilityCardinality183092238761215722.prop.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 110
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :110 after 384
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :384 after 668
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :668 after 960
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :960 after 1788
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1788 after 4602
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4602 after 13900
Detected timeout of ITS tools.
[2026-05-29 05:53:35] [INFO ] Flatten gal took : 45 ms
[2026-05-29 05:53:35] [INFO ] Applying decomposition
[2026-05-29 05:53:35] [INFO ] Flatten gal took : 32 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/graph12843741338905988785.txt' '-o' '/tmp/graph12843741338905988785.bin' '-w' '/tmp/graph12843741338905988785.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12843741338905988785.bin' '-l' '-1' '-v' '-w' '/tmp/graph12843741338905988785.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:53:35] [INFO ] Decomposing Gal with order
[2026-05-29 05:53:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:53:35] [INFO ] Removed a total of 1106 redundant transitions.
[2026-05-29 05:53:35] [INFO ] Flatten gal took : 160 ms
[2026-05-29 05:53:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 1352 labels/synchronizations in 28 ms.
[2026-05-29 05:53:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14794265128414760973.gal : 8 ms
[2026-05-29 05:53:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9398503667262453150.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/ReachabilityCardinality14794265128414760973.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9398503667262453150.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/ReachabilityCardinality9398503667262453150.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :35 after 48
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :48 after 58
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :58 after 97
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :97 after 127
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :127 after 1053
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1053 after 2109
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2109 after 6087
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6087 after 31207
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :31207 after 39927
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :13900 after 39508
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :39927 after 50719
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35596 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[20, 20]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15204861097466720617.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1581302899516322778.kers'
[2026-05-29 05:53:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15204861097466720617.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1581302899516322778.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:53:50] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1581302899516322778.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[20, 20]
RANDOM walk for 1000000 steps (288 resets) in 4976 ms. (200 steps per ms)
BEST_FIRST walk for 2000000 steps (251 resets) in 4444 ms. (449 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[20, 20]
[2026-05-29 05:54:00] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14808885370882991287.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14181059250924325468.kers'
[2026-05-29 05:54:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14808885370882991287.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14181059250924325468.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:54:00] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-14181059250924325468.kers
Total runtime 11 ms.
[2026-05-29 05:54:00] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:54:00] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:54:00] [INFO ] [Real]Absence check using state equation in 515 ms returned sat
[2026-05-29 05:54:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:54:01] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:54:01] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:54:01] [INFO ] [Nat]Absence check using state equation in 536 ms returned sat
[2026-05-29 05:54:01] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:54:02] [INFO ] [Nat]Added 120 Read/Feed constraints in 781 ms returned sat
[2026-05-29 05:54:02] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 05:54:03] [INFO ] Added : 27 causal constraints over 6 iterations in 686 ms. Result :sat
Minimization took 4525 ms.
[2026-05-29 05:54:07] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:54:07] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 05:54:08] [INFO ] [Real]Absence check using state equation in 591 ms returned sat
[2026-05-29 05:54:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:54:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:54:08] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 05:54:09] [INFO ] [Nat]Absence check using state equation in 549 ms returned sat
[2026-05-29 05:54:09] [INFO ] [Nat]Added 120 Read/Feed constraints in 505 ms returned sat
[2026-05-29 05:54:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1342 ms
[2026-05-29 05:54:11] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 84 ms.
[2026-05-29 05:54:11] [INFO ] Added : 30 causal constraints over 6 iterations in 830 ms. Result :sat
Minimization took 4507 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[20, 20]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:54:16] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:16] [INFO ] Invariant cache hit.
[2026-05-29 05:54:17] [INFO ] Implicit Places using invariants in 990 ms returned []
[2026-05-29 05:54:17] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:17] [INFO ] Invariant cache hit.
[2026-05-29 05:54:18] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:54:27] [INFO ] Implicit Places using invariants and state equation in 9931 ms returned []
Implicit Place search using SMT with State Equation took 10937 ms to find 0 implicit places.
[2026-05-29 05:54:27] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10980 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:54:27] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:54:27] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:54:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13799341478839360167.gal : 9 ms
[2026-05-29 05:54:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8308001875642296533.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/ReachabilityCardinality13799341478839360167.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8308001875642296533.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
RANDOM walk for 40000 steps (17 resets) in 549 ms. (72 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 289 ms. (137 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8308001875642296533.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 198 ms. (201 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 133351 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 4
Probabilistic random walk after 133351 steps, saw 77654 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-29 05:54:30] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:30] [INFO ] Invariant cache hit.
[2026-05-29 05:54:30] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1405 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4103 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5520ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (19 resets) in 317 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 162737 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 162737 steps, saw 94088 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 05:54:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:39] [INFO ] Invariant cache hit.
[2026-05-29 05:54:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1610 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10866 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12488ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3759 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:54:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:55] [INFO ] Invariant cache hit.
[2026-05-29 05:54:56] [INFO ] Implicit Places using invariants in 1105 ms returned []
[2026-05-29 05:54:56] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:54:56] [INFO ] Invariant cache hit.
[2026-05-29 05:54:57] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:55:07] [INFO ] Implicit Places using invariants and state equation in 10955 ms returned []
Implicit Place search using SMT with State Equation took 12067 ms to find 0 implicit places.
[2026-05-29 05:55:07] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12104 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 95 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12985685758962944877.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-290861513469987988.kers'
[2026-05-29 05:55:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12985685758962944877.kers, --Pflows, --basisKERS=/tmp/petrispot-output-290861513469987988.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:55:08] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-290861513469987988.kers
Total runtime 13 ms.
[2026-05-29 05:55:08] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 05:55:08] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 41 ms returned sat
[2026-05-29 05:55:08] [INFO ] After 177ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:55:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:55:08] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 43 ms returned sat
[2026-05-29 05:55:09] [INFO ] After 1517ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:55:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 582 ms
TRAPS : Iteration 1
[2026-05-29 05:55:12] [INFO ] After 3671ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:55:13] [INFO ] After 4970ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:55:13] [INFO ] Flatten gal took : 36 ms
[2026-05-29 05:55:13] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:55:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12472176103806336464.gal : 24 ms
[2026-05-29 05:55:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1308688325311107807.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/ReachabilityCardinality12472176103806336464.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1308688325311107807.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/ReachabilityCardinality1308688325311107807.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:55:17] [INFO ] Flatten gal took : 51 ms
[2026-05-29 05:55:17] [INFO ] Applying decomposition
[2026-05-29 05:55:17] [INFO ] Flatten gal took : 53 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/graph7683992484823847960.txt' '-o' '/tmp/graph7683992484823847960.bin' '-w' '/tmp/graph7683992484823847960.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7683992484823847960.bin' '-l' '-1' '-v' '-w' '/tmp/graph7683992484823847960.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:55:17] [INFO ] Decomposing Gal with order
[2026-05-29 05:55:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:55:18] [INFO ] Removed a total of 984 redundant transitions.
[2026-05-29 05:55:18] [INFO ] Flatten gal took : 171 ms
[2026-05-29 05:55:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 1356 labels/synchronizations in 91 ms.
[2026-05-29 05:55:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7942202168629536023.gal : 9 ms
[2026-05-29 05:55:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11086694673170255495.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/ReachabilityCardinality7942202168629536023.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11086694673170255495.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/ReachabilityCardinality11086694673170255495.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 23
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :23 after 32
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :32 after 51
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :51 after 70
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :70 after 150
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :150 after 1117
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1117 after 2129
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2129 after 4762
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4762 after 30861
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:55:28] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:55:28] [INFO ] Applying decomposition
[2026-05-29 05:55:28] [INFO ] Flatten gal took : 32 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/graph6648162675913448786.txt' '-o' '/tmp/graph6648162675913448786.bin' '-w' '/tmp/graph6648162675913448786.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6648162675913448786.bin' '-l' '-1' '-v' '-w' '/tmp/graph6648162675913448786.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:55:28] [INFO ] Decomposing Gal with order
[2026-05-29 05:55:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:55:28] [INFO ] Removed a total of 1212 redundant transitions.
[2026-05-29 05:55:28] [INFO ] Flatten gal took : 225 ms
[2026-05-29 05:55:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1466 labels/synchronizations in 48 ms.
[2026-05-29 05:55:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5314478384586776759.gal : 13 ms
[2026-05-29 05:55:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality137420206843568939.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/ReachabilityCardinality5314478384586776759.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality137420206843568939.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/ReachabilityCardinality137420206843568939.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 16
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :16 after 41
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :41 after 62
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :62 after 104
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :104 after 205
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :205 after 323
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :323 after 3795
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3795 after 7755
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :30861 after 49189
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :49189 after 79398
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7755 after 19603
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :19603 after 26049
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36075 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[19, 19]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5945732203391367572.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3679649675734509629.kers'
[2026-05-29 05:55:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5945732203391367572.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3679649675734509629.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:55:44] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-3679649675734509629.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[19, 19]
RANDOM walk for 1000000 steps (314 resets) in 4806 ms. (208 steps per ms)
BEST_FIRST walk for 2000001 steps (247 resets) in 4512 ms. (443 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[19, 19]
[2026-05-29 05:55:53] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3904206418106233704.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6999858620350597051.kers'
[2026-05-29 05:55:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3904206418106233704.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6999858620350597051.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:55:53] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6999858620350597051.kers
Total runtime 12 ms.
[2026-05-29 05:55:53] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:55:53] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:55:54] [INFO ] [Real]Absence check using state equation in 700 ms returned sat
[2026-05-29 05:55:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:55:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:55:54] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 05:55:54] [INFO ] [Nat]Absence check using state equation in 534 ms returned sat
[2026-05-29 05:55:54] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:55:55] [INFO ] [Nat]Added 120 Read/Feed constraints in 832 ms returned sat
[2026-05-29 05:55:55] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 84 ms.
[2026-05-29 05:55:56] [INFO ] Added : 27 causal constraints over 6 iterations in 708 ms. Result :sat
Minimization took 4516 ms.
[2026-05-29 05:56:01] [INFO ] [Real]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:56:01] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 05:56:01] [INFO ] [Real]Absence check using state equation in 641 ms returned sat
[2026-05-29 05:56:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:56:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:56:02] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:56:02] [INFO ] [Nat]Absence check using state equation in 574 ms returned sat
[2026-05-29 05:56:03] [INFO ] [Nat]Added 120 Read/Feed constraints in 539 ms returned sat
[2026-05-29 05:56:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1458 ms
[2026-05-29 05:56:04] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 82 ms.
[2026-05-29 05:56:05] [INFO ] Added : 30 causal constraints over 6 iterations in 838 ms. Result :sat
Minimization took 4503 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[19, 19]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[19, 19]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:56:09] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:09] [INFO ] Invariant cache hit.
[2026-05-29 05:56:11] [INFO ] Implicit Places using invariants in 1069 ms returned []
[2026-05-29 05:56:11] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:11] [INFO ] Invariant cache hit.
[2026-05-29 05:56:11] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:56:21] [INFO ] Implicit Places using invariants and state equation in 10111 ms returned []
Implicit Place search using SMT with State Equation took 11183 ms to find 0 implicit places.
[2026-05-29 05:56:21] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11219 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:56:21] [INFO ] Flatten gal took : 38 ms
[2026-05-29 05:56:21] [INFO ] Flatten gal took : 43 ms
[2026-05-29 05:56:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17941705950159185661.gal : 7 ms
[2026-05-29 05:56:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3858091735958211224.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/ReachabilityCardinality17941705950159185661.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3858091735958211224.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
RANDOM walk for 40000 steps (12 resets) in 388 ms. (102 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality3858091735958211224.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 174 ms. (228 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 158 ms. (251 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 139369 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 139369 steps, saw 80987 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-29 05:56:24] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:24] [INFO ] Invariant cache hit.
[2026-05-29 05:56:24] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1619 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4023 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5652ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (11 resets) in 361 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 208 ms. (191 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 201 ms. (198 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 166949 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 2
Probabilistic random walk after 166949 steps, saw 96452 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2026-05-29 05:56:33] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:33] [INFO ] Invariant cache hit.
[2026-05-29 05:56:33] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1695 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10870 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12575ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4077 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:56:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:50] [INFO ] Invariant cache hit.
[2026-05-29 05:56:51] [INFO ] Implicit Places using invariants in 1113 ms returned []
[2026-05-29 05:56:51] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:56:51] [INFO ] Invariant cache hit.
[2026-05-29 05:56:52] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:57:01] [INFO ] Implicit Places using invariants and state equation in 10536 ms returned []
Implicit Place search using SMT with State Equation took 11655 ms to find 0 implicit places.
[2026-05-29 05:57:01] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11695 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 78 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17412132909769213707.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4570532445794465083.kers'
[2026-05-29 05:57:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17412132909769213707.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4570532445794465083.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:57:02] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-4570532445794465083.kers
Total runtime 12 ms.
[2026-05-29 05:57:02] [INFO ] [Real]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:57:02] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 41 ms returned sat
[2026-05-29 05:57:02] [INFO ] After 174ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:57:02] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 05:57:02] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 05:57:03] [INFO ] After 1461ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:57:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 594 ms
TRAPS : Iteration 1
[2026-05-29 05:57:05] [INFO ] After 3470ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:57:06] [INFO ] After 4623ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:57:06] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:57:06] [INFO ] Flatten gal took : 34 ms
[2026-05-29 05:57:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17898628484290848615.gal : 7 ms
[2026-05-29 05:57:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12886837862527880779.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/ReachabilityCardinality17898628484290848615.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12886837862527880779.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 ...330
Loading property file /tmp/ReachabilityCardinality12886837862527880779.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 05:57:11] [INFO ] Flatten gal took : 58 ms
[2026-05-29 05:57:11] [INFO ] Applying decomposition
[2026-05-29 05:57:11] [INFO ] Flatten gal took : 34 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/graph10898157984536961738.txt' '-o' '/tmp/graph10898157984536961738.bin' '-w' '/tmp/graph10898157984536961738.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10898157984536961738.bin' '-l' '-1' '-v' '-w' '/tmp/graph10898157984536961738.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:57:11] [INFO ] Decomposing Gal with order
[2026-05-29 05:57:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:57:11] [INFO ] Removed a total of 1144 redundant transitions.
[2026-05-29 05:57:11] [INFO ] Flatten gal took : 139 ms
[2026-05-29 05:57:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 1225 labels/synchronizations in 29 ms.
[2026-05-29 05:57:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6738939159645172020.gal : 8 ms
[2026-05-29 05:57:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6985365571102527895.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/ReachabilityCardinality6738939159645172020.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6985365571102527895.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/ReachabilityCardinality6985365571102527895.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 38
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 90
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :90 after 183
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :183 after 245
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :245 after 576
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :576 after 1284
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1284 after 3260
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3260 after 22950
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 05:57:21] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:57:21] [INFO ] Applying decomposition
[2026-05-29 05:57:22] [INFO ] Flatten gal took : 34 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/graph5287034026162368374.txt' '-o' '/tmp/graph5287034026162368374.bin' '-w' '/tmp/graph5287034026162368374.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5287034026162368374.bin' '-l' '-1' '-v' '-w' '/tmp/graph5287034026162368374.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:57:22] [INFO ] Decomposing Gal with order
[2026-05-29 05:57:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:57:22] [INFO ] Removed a total of 924 redundant transitions.
[2026-05-29 05:57:22] [INFO ] Flatten gal took : 137 ms
[2026-05-29 05:57:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 1151 labels/synchronizations in 25 ms.
[2026-05-29 05:57:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6785344759038628580.gal : 9 ms
[2026-05-29 05:57:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12124312801301495140.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/ReachabilityCardinality6785344759038628580.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12124312801301495140.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/ReachabilityCardinality12124312801301495140.prop.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :22950 after 41480
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 47
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :47 after 89
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :89 after 187
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :187 after 339
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :339 after 495
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :495 after 1115
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1115 after 1467
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1467 after 2757
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2757 after 9455
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9455 after 15143
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :41480 after 64099
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :15143 after 24089
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35632 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[18, 18]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9055760000689814563.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8147460672891618589.kers'
[2026-05-29 05:57:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9055760000689814563.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8147460672891618589.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:57:37] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8147460672891618589.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[18, 18]
RANDOM walk for 1000000 steps (314 resets) in 5351 ms. (186 steps per ms)
BEST_FIRST walk for 2000002 steps (269 resets) in 5047 ms. (396 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[18, 18]
[2026-05-29 05:57:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10485542415654004669.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10875245458795588459.kers'
[2026-05-29 05:57:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10485542415654004669.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10875245458795588459.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:57:48] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-10875245458795588459.kers
Total runtime 11 ms.
[2026-05-29 05:57:48] [INFO ] [Real]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:57:48] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 46 ms returned sat
[2026-05-29 05:57:49] [INFO ] [Real]Absence check using state equation in 894 ms returned sat
[2026-05-29 05:57:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:57:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 12 ms returned sat
[2026-05-29 05:57:49] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:57:50] [INFO ] [Nat]Absence check using state equation in 718 ms returned sat
[2026-05-29 05:57:50] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:57:50] [INFO ] [Nat]Added 120 Read/Feed constraints in 809 ms returned sat
[2026-05-29 05:57:50] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 80 ms.
[2026-05-29 05:57:51] [INFO ] Added : 27 causal constraints over 6 iterations in 671 ms. Result :sat
Minimization took 4501 ms.
[2026-05-29 05:57:56] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 05:57:56] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 05:57:56] [INFO ] [Real]Absence check using state equation in 631 ms returned sat
[2026-05-29 05:57:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:57:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 05:57:57] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 05:57:57] [INFO ] [Nat]Absence check using state equation in 648 ms returned sat
[2026-05-29 05:57:58] [INFO ] [Nat]Added 120 Read/Feed constraints in 509 ms returned sat
[2026-05-29 05:58:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2006 ms
[2026-05-29 05:58:00] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 117 ms.
[2026-05-29 05:58:01] [INFO ] Added : 30 causal constraints over 6 iterations in 1380 ms. Result :sat
Minimization took 4505 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[18, 18]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[18, 18]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:58:06] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:06] [INFO ] Invariant cache hit.
[2026-05-29 05:58:07] [INFO ] Implicit Places using invariants in 1370 ms returned []
[2026-05-29 05:58:07] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:07] [INFO ] Invariant cache hit.
[2026-05-29 05:58:08] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:58:17] [INFO ] Implicit Places using invariants and state equation in 10330 ms returned []
Implicit Place search using SMT with State Equation took 11727 ms to find 0 implicit places.
[2026-05-29 05:58:17] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11774 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 05:58:17] [INFO ] Flatten gal took : 67 ms
[2026-05-29 05:58:18] [INFO ] Flatten gal took : 35 ms
[2026-05-29 05:58:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16325507557369485682.gal : 7 ms
[2026-05-29 05:58:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5379596014300816510.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/ReachabilityCardinality16325507557369485682.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5379596014300816510.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
RANDOM walk for 40000 steps (12 resets) in 653 ms. (61 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 365 ms. (109 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 264 ms. (150 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality5379596014300816510.prop.
BEST_FIRST walk for 40000 steps (10 resets) in 276 ms. (144 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 202 ms. (197 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 92846 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :0 out of 4
Probabilistic random walk after 92846 steps, saw 54716 distinct states, run finished after 3001 ms. (steps per millisecond=30 ) properties seen :0
[2026-05-29 05:58:21] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:21] [INFO ] Invariant cache hit.
[2026-05-29 05:58:21] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1597 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4716 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6327ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 18 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (15 resets) in 321 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 162548 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 162548 steps, saw 93979 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 05:58:31] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:31] [INFO ] Invariant cache hit.
[2026-05-29 05:58:31] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1704 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11322 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13052ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 6322 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 05:58:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:50] [INFO ] Invariant cache hit.
[2026-05-29 05:58:52] [INFO ] Implicit Places using invariants in 1449 ms returned []
[2026-05-29 05:58:52] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 05:58:52] [INFO ] Invariant cache hit.
[2026-05-29 05:58:52] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 05:59:02] [INFO ] Implicit Places using invariants and state equation in 10750 ms returned []
Implicit Place search using SMT with State Equation took 12222 ms to find 0 implicit places.
[2026-05-29 05:59:02] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12259 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 104 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13532615191080929936.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5316173473268289290.kers'
[2026-05-29 05:59:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13532615191080929936.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5316173473268289290.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 05:59:03] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5316173473268289290.kers
Total runtime 10 ms.
[2026-05-29 05:59:03] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2026-05-29 05:59:03] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 05:59:03] [INFO ] After 216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 05:59:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 7 ms returned sat
[2026-05-29 05:59:03] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 162 ms returned sat
[2026-05-29 05:59:05] [INFO ] After 2268ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 05:59:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 643 ms
TRAPS : Iteration 1
[2026-05-29 05:59:08] [INFO ] After 4443ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Detected timeout of ITS tools.
[2026-05-29 05:59:08] [INFO ] Flatten gal took : 33 ms
[2026-05-29 05:59:08] [INFO ] Applying decomposition
[2026-05-29 05:59:08] [INFO ] Flatten gal took : 33 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/graph16224532212561122377.txt' '-o' '/tmp/graph16224532212561122377.bin' '-w' '/tmp/graph16224532212561122377.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16224532212561122377.bin' '-l' '-1' '-v' '-w' '/tmp/graph16224532212561122377.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:59:08] [INFO ] Decomposing Gal with order
[2026-05-29 05:59:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:59:08] [INFO ] Removed a total of 1052 redundant transitions.
[2026-05-29 05:59:08] [INFO ] Flatten gal took : 120 ms
[2026-05-29 05:59:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 905 labels/synchronizations in 24 ms.
[2026-05-29 05:59:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11965336517940838530.gal : 9 ms
[2026-05-29 05:59:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4727873443917385972.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/ReachabilityCardinality11965336517940838530.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4727873443917385972.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/ReachabilityCardinality4727873443917385972.prop.
[2026-05-29 05:59:09] [INFO ] After 5915ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 05:59:09] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:59:09] [INFO ] Flatten gal took : 31 ms
[2026-05-29 05:59:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14265465905892558849.gal : 6 ms
[2026-05-29 05:59:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5128455592581690829.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/ReachabilityCardinality14265465905892558849.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5128455592581690829.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
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 34
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :34 after 46
Loading property file /tmp/ReachabilityCardinality5128455592581690829.prop.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :46 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 76
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76 after 118
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :118 after 207
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :207 after 2111
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2111 after 5842
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5842 after 9693
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9693 after 10445
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10445 after 27474
Detected timeout of ITS tools.
[2026-05-29 05:59:24] [INFO ] Flatten gal took : 42 ms
[2026-05-29 05:59:24] [INFO ] Applying decomposition
[2026-05-29 05:59:24] [INFO ] Flatten gal took : 33 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/graph17497152232446892977.txt' '-o' '/tmp/graph17497152232446892977.bin' '-w' '/tmp/graph17497152232446892977.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17497152232446892977.bin' '-l' '-1' '-v' '-w' '/tmp/graph17497152232446892977.weights' '-q' '0' '-e' '0.001'
[2026-05-29 05:59:24] [INFO ] Decomposing Gal with order
[2026-05-29 05:59:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 05:59:24] [INFO ] Removed a total of 978 redundant transitions.
[2026-05-29 05:59:24] [INFO ] Flatten gal took : 137 ms
[2026-05-29 05:59:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 1022 labels/synchronizations in 28 ms.
[2026-05-29 05:59:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2523957463820415056.gal : 9 ms
[2026-05-29 05:59:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6364649884029365069.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/ReachabilityCardinality2523957463820415056.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6364649884029365069.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/ReachabilityCardinality6364649884029365069.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 359
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :359 after 569
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :569 after 995
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :995 after 1641
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1641 after 4413
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4413 after 13717
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :13717 after 37025
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :27474 after 93466
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 36882 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[17, 17]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17217871657269661144.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3947207610429472114.kers'
[2026-05-29 05:59:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17217871657269661144.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3947207610429472114.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:59:39] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-3947207610429472114.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[17, 17]
RANDOM walk for 1000000 steps (338 resets) in 5394 ms. (185 steps per ms)
BEST_FIRST walk for 2000002 steps (258 resets) in 4916 ms. (406 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[17, 17]
[2026-05-29 05:59:50] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10372510366274770533.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6102647781683567922.kers'
[2026-05-29 05:59:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10372510366274770533.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6102647781683567922.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 05:59:50] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-6102647781683567922.kers
Total runtime 15 ms.
[2026-05-29 05:59:50] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:59:50] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:59:50] [INFO ] [Real]Absence check using state equation in 527 ms returned sat
[2026-05-29 05:59:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:59:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:59:51] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 05:59:51] [INFO ] [Nat]Absence check using state equation in 612 ms returned sat
[2026-05-29 05:59:51] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 05:59:52] [INFO ] [Nat]Added 120 Read/Feed constraints in 897 ms returned sat
[2026-05-29 05:59:52] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 119 ms.
[2026-05-29 05:59:53] [INFO ] Added : 27 causal constraints over 6 iterations in 888 ms. Result :sat
Minimization took 4505 ms.
[2026-05-29 05:59:58] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 05:59:58] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 05:59:58] [INFO ] [Real]Absence check using state equation in 640 ms returned sat
[2026-05-29 05:59:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 05:59:59] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 05:59:59] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 05:59:59] [INFO ] [Nat]Absence check using state equation in 735 ms returned sat
[2026-05-29 06:00:00] [INFO ] [Nat]Added 120 Read/Feed constraints in 521 ms returned sat
[2026-05-29 06:00:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1670 ms
[2026-05-29 06:00:02] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 80 ms.
[2026-05-29 06:00:02] [INFO ] Added : 30 causal constraints over 6 iterations in 988 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[17, 17]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[17, 17]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:00:07] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:07] [INFO ] Invariant cache hit.
[2026-05-29 06:00:08] [INFO ] Implicit Places using invariants in 1000 ms returned []
[2026-05-29 06:00:08] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:08] [INFO ] Invariant cache hit.
[2026-05-29 06:00:09] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:00:19] [INFO ] Implicit Places using invariants and state equation in 10802 ms returned []
Implicit Place search using SMT with State Equation took 11817 ms to find 0 implicit places.
[2026-05-29 06:00:19] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11862 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:00:19] [INFO ] Flatten gal took : 67 ms
[2026-05-29 06:00:19] [INFO ] Flatten gal took : 51 ms
[2026-05-29 06:00:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4072070722484537873.gal : 7 ms
[2026-05-29 06:00:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9242362925259173450.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/ReachabilityCardinality4072070722484537873.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9242362925259173450.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
RANDOM walk for 40000 steps (15 resets) in 476 ms. (83 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 325 ms. (122 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9242362925259173450.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 299 ms. (133 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 294 ms. (135 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 336 ms. (118 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 67754 steps, run timeout after 3001 ms. (steps per millisecond=22 ) properties seen :0 out of 4
Probabilistic random walk after 67754 steps, saw 40335 distinct states, run finished after 3001 ms. (steps per millisecond=22 ) properties seen :0
[2026-05-29 06:00:23] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:23] [INFO ] Invariant cache hit.
[2026-05-29 06:00:23] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2394 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4298 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6715ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40001 steps (19 resets) in 361 ms. (110 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 228 ms. (174 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 214 ms. (186 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 156105 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 156105 steps, saw 90376 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-29 06:00:33] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:33] [INFO ] Invariant cache hit.
[2026-05-29 06:00:33] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1898 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11582 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13500ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2001 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:00:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:48] [INFO ] Invariant cache hit.
[2026-05-29 06:00:51] [INFO ] Implicit Places using invariants in 2661 ms returned []
[2026-05-29 06:00:51] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:00:51] [INFO ] Invariant cache hit.
[2026-05-29 06:00:52] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 06:01:07] [INFO ] Implicit Places using invariants and state equation in 15993 ms returned []
Implicit Place search using SMT with State Equation took 18675 ms to find 0 implicit places.
[2026-05-29 06:01:07] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18741 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 89 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-655007127668756563.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18326544229692654901.kers'
[2026-05-29 06:01:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-655007127668756563.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18326544229692654901.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:01:07] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-18326544229692654901.kers
Total runtime 19 ms.
[2026-05-29 06:01:07] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:01:07] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 166 ms returned sat
[2026-05-29 06:01:07] [INFO ] After 417ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:01:08] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:01:08] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 121 ms returned sat
Detected timeout of ITS tools.
[2026-05-29 06:01:09] [INFO ] Flatten gal took : 38 ms
[2026-05-29 06:01:09] [INFO ] Applying decomposition
[2026-05-29 06:01:09] [INFO ] Flatten gal took : 41 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/graph3189090327618423029.txt' '-o' '/tmp/graph3189090327618423029.bin' '-w' '/tmp/graph3189090327618423029.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3189090327618423029.bin' '-l' '-1' '-v' '-w' '/tmp/graph3189090327618423029.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:01:09] [INFO ] Decomposing Gal with order
[2026-05-29 06:01:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:01:09] [INFO ] Removed a total of 1176 redundant transitions.
[2026-05-29 06:01:09] [INFO ] Flatten gal took : 126 ms
[2026-05-29 06:01:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 973 labels/synchronizations in 23 ms.
[2026-05-29 06:01:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15158892917438404772.gal : 8 ms
[2026-05-29 06:01:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17153492120241716384.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/ReachabilityCardinality15158892917438404772.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17153492120241716384.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 ...330
Loading property file /tmp/ReachabilityCardinality17153492120241716384.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 15
[2026-05-29 06:01:10] [INFO ] After 2556ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 43
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :43 after 63
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :63 after 153
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :153 after 890
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :890 after 1740
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1740 after 3835
[2026-05-29 06:01:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1227 ms
TRAPS : Iteration 1
[2026-05-29 06:01:13] [INFO ] After 5571ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:01:15] [INFO ] After 7232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:01:15] [INFO ] Flatten gal took : 36 ms
[2026-05-29 06:01:15] [INFO ] Flatten gal took : 34 ms
[2026-05-29 06:01:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10393170538511937919.gal : 7 ms
[2026-05-29 06:01:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16063266658246164673.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/ReachabilityCardinality10393170538511937919.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16063266658246164673.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 ...330
Loading property file /tmp/ReachabilityCardinality16063266658246164673.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3835 after 41919
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 06:01:30] [INFO ] Flatten gal took : 32 ms
[2026-05-29 06:01:30] [INFO ] Applying decomposition
[2026-05-29 06:01:30] [INFO ] Flatten gal took : 34 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/graph10212762912661600550.txt' '-o' '/tmp/graph10212762912661600550.bin' '-w' '/tmp/graph10212762912661600550.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10212762912661600550.bin' '-l' '-1' '-v' '-w' '/tmp/graph10212762912661600550.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:01:30] [INFO ] Decomposing Gal with order
[2026-05-29 06:01:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:01:30] [INFO ] Removed a total of 1272 redundant transitions.
[2026-05-29 06:01:30] [INFO ] Flatten gal took : 187 ms
[2026-05-29 06:01:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 1080 labels/synchronizations in 26 ms.
[2026-05-29 06:01:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3757645861617138179.gal : 8 ms
[2026-05-29 06:01:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11085177235740177302.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/ReachabilityCardinality3757645861617138179.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11085177235740177302.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/ReachabilityCardinality11085177235740177302.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :5 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 52
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :52 after 73
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :73 after 115
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :115 after 1690
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1690 after 2061
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2061 after 2972
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :14165 after 16423
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :41919 after 103524
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :16423 after 22155
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 38542 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[16, 16]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-480427683095905499.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11044693435079920434.kers'
[2026-05-29 06:01:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-480427683095905499.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11044693435079920434.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:01:45] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-11044693435079920434.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[16, 16]
RANDOM walk for 1000000 steps (316 resets) in 4767 ms. (209 steps per ms)
BEST_FIRST walk for 2000002 steps (276 resets) in 5134 ms. (389 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[16, 16]
[2026-05-29 06:01:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1094258379517282520.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1020510792539563052.kers'
[2026-05-29 06:01:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1094258379517282520.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1020510792539563052.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:01:55] [INFO ] Computed 42 invariants in 16 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-1020510792539563052.kers
Total runtime 18 ms.
[2026-05-29 06:01:56] [INFO ] [Real]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 06:01:56] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 50 ms returned sat
[2026-05-29 06:01:56] [INFO ] [Real]Absence check using state equation in 689 ms returned sat
[2026-05-29 06:01:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:01:56] [INFO ] [Nat]Absence check using 11 positive place invariants in 16 ms returned sat
[2026-05-29 06:01:56] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 06:01:57] [INFO ] [Nat]Absence check using state equation in 762 ms returned sat
[2026-05-29 06:01:57] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:01:58] [INFO ] [Nat]Added 120 Read/Feed constraints in 890 ms returned sat
[2026-05-29 06:01:58] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 77 ms.
[2026-05-29 06:01:59] [INFO ] Added : 27 causal constraints over 6 iterations in 748 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 06:02:04] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:02:04] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 28 ms returned sat
[2026-05-29 06:02:04] [INFO ] [Real]Absence check using state equation in 757 ms returned sat
[2026-05-29 06:02:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:02:04] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:02:05] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 06:02:05] [INFO ] [Nat]Absence check using state equation in 727 ms returned sat
[2026-05-29 06:02:06] [INFO ] [Nat]Added 120 Read/Feed constraints in 515 ms returned sat
[2026-05-29 06:02:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1705 ms
[2026-05-29 06:02:08] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 100 ms.
[2026-05-29 06:02:08] [INFO ] Added : 30 causal constraints over 6 iterations in 888 ms. Result :sat
Minimization took 4501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[16, 16]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[16, 16]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:02:13] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:13] [INFO ] Invariant cache hit.
[2026-05-29 06:02:14] [INFO ] Implicit Places using invariants in 1527 ms returned []
[2026-05-29 06:02:14] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:14] [INFO ] Invariant cache hit.
[2026-05-29 06:02:16] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:02:25] [INFO ] Implicit Places using invariants and state equation in 10567 ms returned []
Implicit Place search using SMT with State Equation took 12119 ms to find 0 implicit places.
[2026-05-29 06:02:25] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12157 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:02:25] [INFO ] Flatten gal took : 147 ms
RANDOM walk for 40000 steps (15 resets) in 641 ms. (62 steps per ms) remains 4/4 properties
[2026-05-29 06:02:25] [INFO ] Flatten gal took : 94 ms
[2026-05-29 06:02:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14988257555200558217.gal : 7 ms
[2026-05-29 06:02:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17535975138440775886.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/ReachabilityCardinality14988257555200558217.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17535975138440775886.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 ...330
BEST_FIRST walk for 40003 steps (12 resets) in 296 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (12 resets) in 309 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 358 ms. (111 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17535975138440775886.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 220 ms. (181 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 122596 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 4
Probabilistic random walk after 122596 steps, saw 71587 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-29 06:02:29] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:29] [INFO ] Invariant cache hit.
[2026-05-29 06:02:29] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1997 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7018ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (15 resets) in 383 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 184 ms. (216 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 150999 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 2
Probabilistic random walk after 150999 steps, saw 87584 distinct states, run finished after 3008 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-29 06:02:39] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:39] [INFO ] Invariant cache hit.
[2026-05-29 06:02:39] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1858 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 11268 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13148ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1761 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:02:54] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:54] [INFO ] Invariant cache hit.
[2026-05-29 06:02:55] [INFO ] Implicit Places using invariants in 1059 ms returned []
[2026-05-29 06:02:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:02:55] [INFO ] Invariant cache hit.
[2026-05-29 06:02:56] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
[2026-05-29 06:03:05] [INFO ] Implicit Places using invariants and state equation in 9890 ms returned []
Implicit Place search using SMT with State Equation took 10968 ms to find 0 implicit places.
[2026-05-29 06:03:05] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11005 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
SDD size :10986 after 217911
Applied a total of 120 rules in 86 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6936990295157185783.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5511976745227868660.kers'
[2026-05-29 06:03:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6936990295157185783.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5511976745227868660.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:03:05] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-5511976745227868660.kers
Total runtime 17 ms.
[2026-05-29 06:03:06] [INFO ] [Real]Absence check using 11 positive place invariants in 78 ms returned sat
[2026-05-29 06:03:06] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 118 ms returned sat
[2026-05-29 06:03:06] [INFO ] After 585ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:03:06] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 06:03:06] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 06:03:07] [INFO ] After 1537ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 06:03:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 815 ms
TRAPS : Iteration 1
[2026-05-29 06:03:10] [INFO ] After 4162ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:03:11] [INFO ] After 5660ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:03:11] [INFO ] Flatten gal took : 41 ms
[2026-05-29 06:03:11] [INFO ] Flatten gal took : 52 ms
[2026-05-29 06:03:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2500652241792713978.gal : 7 ms
[2026-05-29 06:03:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5323786988480650350.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/ReachabilityCardinality2500652241792713978.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5323786988480650350.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/ReachabilityCardinality5323786988480650350.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 06:03:15] [INFO ] Flatten gal took : 36 ms
[2026-05-29 06:03:15] [INFO ] Applying decomposition
[2026-05-29 06:03:16] [INFO ] Flatten gal took : 65 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/graph13153118911365524925.txt' '-o' '/tmp/graph13153118911365524925.bin' '-w' '/tmp/graph13153118911365524925.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13153118911365524925.bin' '-l' '-1' '-v' '-w' '/tmp/graph13153118911365524925.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:03:16] [INFO ] Decomposing Gal with order
[2026-05-29 06:03:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:03:16] [INFO ] Removed a total of 1044 redundant transitions.
[2026-05-29 06:03:16] [INFO ] Flatten gal took : 141 ms
[2026-05-29 06:03:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 1146 labels/synchronizations in 41 ms.
[2026-05-29 06:03:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1681166215847949866.gal : 8 ms
[2026-05-29 06:03:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2237497658244377931.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/ReachabilityCardinality1681166215847949866.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2237497658244377931.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/ReachabilityCardinality2237497658244377931.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 44
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :44 after 83
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :83 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 159
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :159 after 643
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :643 after 1880
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1880 after 4203
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4203 after 42359
Detected timeout of ITS tools.
[2026-05-29 06:03:27] [INFO ] Flatten gal took : 34 ms
[2026-05-29 06:03:27] [INFO ] Applying decomposition
[2026-05-29 06:03:27] [INFO ] Flatten gal took : 63 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/graph5287346750284647574.txt' '-o' '/tmp/graph5287346750284647574.bin' '-w' '/tmp/graph5287346750284647574.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5287346750284647574.bin' '-l' '-1' '-v' '-w' '/tmp/graph5287346750284647574.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:03:27] [INFO ] Decomposing Gal with order
[2026-05-29 06:03:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:03:27] [INFO ] Removed a total of 1161 redundant transitions.
[2026-05-29 06:03:27] [INFO ] Flatten gal took : 188 ms
[2026-05-29 06:03:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 893 labels/synchronizations in 24 ms.
[2026-05-29 06:03:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4229107837971282820.gal : 8 ms
[2026-05-29 06:03:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2303464701228235881.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/ReachabilityCardinality4229107837971282820.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2303464701228235881.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/ReachabilityCardinality2303464701228235881.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 89
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :89 after 228
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :228 after 448
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :448 after 1024
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1024 after 1637
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :42359 after 56635
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1637 after 3354
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3354 after 9237
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :9237 after 17159
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :17159 after 25779
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :56635 after 141708
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 37314 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[15, 15]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16153730894535408689.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9299089099723892232.kers'
[2026-05-29 06:03:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16153730894535408689.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9299089099723892232.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:03:42] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9299089099723892232.kers
Total runtime 13 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[15, 15]
RANDOM walk for 1000000 steps (310 resets) in 5414 ms. (184 steps per ms)
BEST_FIRST walk for 2000002 steps (245 resets) in 5119 ms. (390 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[15, 15]
[2026-05-29 06:03:53] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-202609239082091106.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13116440196913393354.kers'
[2026-05-29 06:03:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-202609239082091106.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13116440196913393354.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:03:53] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-13116440196913393354.kers
Total runtime 14 ms.
[2026-05-29 06:03:53] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 06:03:53] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 06:03:54] [INFO ] [Real]Absence check using state equation in 841 ms returned sat
[2026-05-29 06:03:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:03:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 06:03:54] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 49 ms returned sat
[2026-05-29 06:03:55] [INFO ] [Nat]Absence check using state equation in 821 ms returned sat
[2026-05-29 06:03:55] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:03:56] [INFO ] [Nat]Added 120 Read/Feed constraints in 1013 ms returned sat
[2026-05-29 06:03:56] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 101 ms.
[2026-05-29 06:03:57] [INFO ] Added : 27 causal constraints over 6 iterations in 1048 ms. Result :sat
Minimization took 4507 ms.
[2026-05-29 06:04:02] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:04:02] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 06:04:02] [INFO ] [Real]Absence check using state equation in 703 ms returned sat
[2026-05-29 06:04:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:04:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 14 ms returned sat
[2026-05-29 06:04:03] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 48 ms returned sat
[2026-05-29 06:04:04] [INFO ] [Nat]Absence check using state equation in 833 ms returned sat
[2026-05-29 06:04:04] [INFO ] [Nat]Added 120 Read/Feed constraints in 721 ms returned sat
[2026-05-29 06:04:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1737 ms
[2026-05-29 06:04:06] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 122 ms.
[2026-05-29 06:04:07] [INFO ] Added : 30 causal constraints over 6 iterations in 1368 ms. Result :sat
Minimization took 4506 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[15, 15]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[15, 15]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:04:12] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:12] [INFO ] Invariant cache hit.
[2026-05-29 06:04:13] [INFO ] Implicit Places using invariants in 1507 ms returned []
[2026-05-29 06:04:13] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:13] [INFO ] Invariant cache hit.
[2026-05-29 06:04:14] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:04:24] [INFO ] Implicit Places using invariants and state equation in 10375 ms returned []
Implicit Place search using SMT with State Equation took 11902 ms to find 0 implicit places.
[2026-05-29 06:04:24] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11948 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:04:24] [INFO ] Flatten gal took : 84 ms
[2026-05-29 06:04:24] [INFO ] Flatten gal took : 54 ms
[2026-05-29 06:04:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16492735948814964609.gal : 7 ms
[2026-05-29 06:04:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality651681484108669843.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/ReachabilityCardinality16492735948814964609.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality651681484108669843.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
RANDOM walk for 40000 steps (13 resets) in 626 ms. (63 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 205 ms. (194 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 264 ms. (150 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality651681484108669843.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 196 ms. (203 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 211 ms. (188 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 122196 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 4
Probabilistic random walk after 122196 steps, saw 71356 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-29 06:04:27] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:27] [INFO ] Invariant cache hit.
[2026-05-29 06:04:27] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2289 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4405 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6747ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (15 resets) in 366 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 149 ms. (266 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (11 resets) in 171 ms. (232 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 164129 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 164129 steps, saw 94886 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 06:04:37] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:37] [INFO ] Invariant cache hit.
[2026-05-29 06:04:37] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1669 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10959 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12642ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3713 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:04:54] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:54] [INFO ] Invariant cache hit.
[2026-05-29 06:04:55] [INFO ] Implicit Places using invariants in 1263 ms returned []
[2026-05-29 06:04:55] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:04:55] [INFO ] Invariant cache hit.
[2026-05-29 06:04:56] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 06:05:06] [INFO ] Implicit Places using invariants and state equation in 10738 ms returned []
Implicit Place search using SMT with State Equation took 12003 ms to find 0 implicit places.
[2026-05-29 06:05:06] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12038 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 75 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18148251661919663340.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15110766955972137630.kers'
[2026-05-29 06:05:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18148251661919663340.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15110766955972137630.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:05:06] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-15110766955972137630.kers
Total runtime 12 ms.
[2026-05-29 06:05:06] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:05:06] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 06:05:06] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:05:06] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:05:06] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 38 ms returned sat
[2026-05-29 06:05:08] [INFO ] After 1461ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 06:05:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 512 ms
TRAPS : Iteration 1
[2026-05-29 06:05:10] [INFO ] After 3463ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:05:11] [INFO ] After 4663ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:05:11] [INFO ] Flatten gal took : 54 ms
[2026-05-29 06:05:11] [INFO ] Flatten gal took : 50 ms
[2026-05-29 06:05:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality41576901745348593.gal : 10 ms
[2026-05-29 06:05:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15114162454618837363.prop : 5 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/ReachabilityCardinality41576901745348593.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15114162454618837363.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/ReachabilityCardinality15114162454618837363.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 06:05:14] [INFO ] Flatten gal took : 37 ms
[2026-05-29 06:05:14] [INFO ] Applying decomposition
[2026-05-29 06:05:14] [INFO ] Flatten gal took : 40 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/graph17622186915461638974.txt' '-o' '/tmp/graph17622186915461638974.bin' '-w' '/tmp/graph17622186915461638974.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17622186915461638974.bin' '-l' '-1' '-v' '-w' '/tmp/graph17622186915461638974.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:05:14] [INFO ] Decomposing Gal with order
[2026-05-29 06:05:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:05:14] [INFO ] Removed a total of 1155 redundant transitions.
[2026-05-29 06:05:14] [INFO ] Flatten gal took : 124 ms
[2026-05-29 06:05:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 1326 labels/synchronizations in 27 ms.
[2026-05-29 06:05:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1426557717055881317.gal : 14 ms
[2026-05-29 06:05:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11650301196833908534.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/ReachabilityCardinality1426557717055881317.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11650301196833908534.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/ReachabilityCardinality11650301196833908534.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 20
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :20 after 29
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :29 after 41
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :41 after 52
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :52 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 159
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :159 after 458
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :458 after 2352
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2352 after 7741
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :7741 after 21239
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 06:05:26] [INFO ] Flatten gal took : 34 ms
[2026-05-29 06:05:26] [INFO ] Applying decomposition
[2026-05-29 06:05:26] [INFO ] Flatten gal took : 35 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/graph13374535676035545074.txt' '-o' '/tmp/graph13374535676035545074.bin' '-w' '/tmp/graph13374535676035545074.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13374535676035545074.bin' '-l' '-1' '-v' '-w' '/tmp/graph13374535676035545074.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:05:26] [INFO ] Decomposing Gal with order
[2026-05-29 06:05:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:05:26] [INFO ] Removed a total of 1299 redundant transitions.
[2026-05-29 06:05:26] [INFO ] Flatten gal took : 126 ms
[2026-05-29 06:05:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 984 labels/synchronizations in 26 ms.
[2026-05-29 06:05:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13125869811778626748.gal : 9 ms
[2026-05-29 06:05:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8450707068113969160.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/ReachabilityCardinality13125869811778626748.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8450707068113969160.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/ReachabilityCardinality8450707068113969160.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 12
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :12 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 40
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :40 after 61
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :61 after 103
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :103 after 683
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :683 after 1629
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1629 after 4936
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4936 after 16580
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :21239 after 45956
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35592 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[14, 14]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3030492085793692199.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15470432185482039495.kers'
[2026-05-29 06:05:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3030492085793692199.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15470432185482039495.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:05:41] [INFO ] Computed 42 invariants in 15 ms
Computed 42 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-15470432185482039495.kers
Total runtime 17 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[14, 14]
RANDOM walk for 1000000 steps (303 resets) in 5567 ms. (179 steps per ms)
BEST_FIRST walk for 2000001 steps (235 resets) in 4858 ms. (411 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[14, 14]
[2026-05-29 06:05:52] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3815478892636363002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12558597314797193157.kers'
[2026-05-29 06:05:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3815478892636363002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12558597314797193157.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:05:52] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12558597314797193157.kers
Total runtime 11 ms.
[2026-05-29 06:05:52] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:05:52] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 06:05:53] [INFO ] [Real]Absence check using state equation in 764 ms returned sat
[2026-05-29 06:05:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:05:53] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 06:05:53] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 06:05:54] [INFO ] [Nat]Absence check using state equation in 747 ms returned sat
[2026-05-29 06:05:54] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:05:55] [INFO ] [Nat]Added 120 Read/Feed constraints in 854 ms returned sat
[2026-05-29 06:05:55] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 90 ms.
[2026-05-29 06:05:55] [INFO ] Added : 27 causal constraints over 6 iterations in 763 ms. Result :sat
Minimization took 4502 ms.
[2026-05-29 06:06:00] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:06:00] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 06:06:01] [INFO ] [Real]Absence check using state equation in 577 ms returned sat
[2026-05-29 06:06:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:06:01] [INFO ] [Nat]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 06:06:01] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 06:06:01] [INFO ] [Nat]Absence check using state equation in 660 ms returned sat
[2026-05-29 06:06:02] [INFO ] [Nat]Added 120 Read/Feed constraints in 744 ms returned sat
[2026-05-29 06:06:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1872 ms
[2026-05-29 06:06:04] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 89 ms.
[2026-05-29 06:06:05] [INFO ] Added : 30 causal constraints over 6 iterations in 928 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[14, 14]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[14, 14]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:06:10] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:10] [INFO ] Invariant cache hit.
[2026-05-29 06:06:11] [INFO ] Implicit Places using invariants in 1214 ms returned []
[2026-05-29 06:06:11] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:11] [INFO ] Invariant cache hit.
[2026-05-29 06:06:11] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:06:21] [INFO ] Implicit Places using invariants and state equation in 10309 ms returned []
Implicit Place search using SMT with State Equation took 11525 ms to find 0 implicit places.
[2026-05-29 06:06:21] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11565 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:06:21] [INFO ] Flatten gal took : 72 ms
[2026-05-29 06:06:21] [INFO ] Flatten gal took : 44 ms
RANDOM walk for 40000 steps (15 resets) in 361 ms. (110 steps per ms) remains 4/4 properties
[2026-05-29 06:06:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3141680829299860197.gal : 29 ms
[2026-05-29 06:06:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15944714223146201491.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/ReachabilityCardinality3141680829299860197.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15944714223146201491.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
BEST_FIRST walk for 40003 steps (11 resets) in 207 ms. (192 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (11 resets) in 243 ms. (163 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 209 ms. (190 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality15944714223146201491.prop.
BEST_FIRST walk for 40001 steps (11 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 115914 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 4
Probabilistic random walk after 115914 steps, saw 67777 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
[2026-05-29 06:06:25] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:25] [INFO ] Invariant cache hit.
[2026-05-29 06:06:25] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1852 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4623 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6486ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 134 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (15 resets) in 320 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 202 ms. (197 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 163285 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 2
Probabilistic random walk after 163285 steps, saw 94419 distinct states, run finished after 3001 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-29 06:06:34] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:34] [INFO ] Invariant cache hit.
[2026-05-29 06:06:34] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1709 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10783 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12501ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 4033 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:06:51] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:51] [INFO ] Invariant cache hit.
[2026-05-29 06:06:52] [INFO ] Implicit Places using invariants in 1124 ms returned []
[2026-05-29 06:06:52] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:06:52] [INFO ] Invariant cache hit.
[2026-05-29 06:06:53] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 06:07:03] [INFO ] Implicit Places using invariants and state equation in 10637 ms returned []
Implicit Place search using SMT with State Equation took 11762 ms to find 0 implicit places.
[2026-05-29 06:07:03] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11798 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 77 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14796610097746838306.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12707309662384203416.kers'
[2026-05-29 06:07:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14796610097746838306.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12707309662384203416.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:07:03] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-12707309662384203416.kers
Total runtime 12 ms.
[2026-05-29 06:07:03] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:07:03] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 41 ms returned sat
[2026-05-29 06:07:03] [INFO ] After 175ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:07:03] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:07:03] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 06:07:05] [INFO ] After 1472ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 06:07:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 571 ms
TRAPS : Iteration 1
[2026-05-29 06:07:07] [INFO ] After 3528ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:07:08] [INFO ] After 4740ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:07:08] [INFO ] Flatten gal took : 33 ms
[2026-05-29 06:07:08] [INFO ] Flatten gal took : 34 ms
[2026-05-29 06:07:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14724368315717107508.gal : 8 ms
[2026-05-29 06:07:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6504292610687445871.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/ReachabilityCardinality14724368315717107508.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6504292610687445871.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/ReachabilityCardinality6504292610687445871.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 06:07:11] [INFO ] Flatten gal took : 36 ms
[2026-05-29 06:07:11] [INFO ] Applying decomposition
[2026-05-29 06:07:11] [INFO ] Flatten gal took : 36 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/graph797215872838939937.txt' '-o' '/tmp/graph797215872838939937.bin' '-w' '/tmp/graph797215872838939937.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph797215872838939937.bin' '-l' '-1' '-v' '-w' '/tmp/graph797215872838939937.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:07:12] [INFO ] Decomposing Gal with order
[2026-05-29 06:07:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:07:12] [INFO ] Removed a total of 1058 redundant transitions.
[2026-05-29 06:07:12] [INFO ] Flatten gal took : 136 ms
[2026-05-29 06:07:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 1226 labels/synchronizations in 26 ms.
[2026-05-29 06:07:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13339642114139770116.gal : 8 ms
[2026-05-29 06:07:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2962845712432785048.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/ReachabilityCardinality13339642114139770116.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2962845712432785048.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/ReachabilityCardinality2962845712432785048.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 110
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :110 after 260
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :260 after 431
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :431 after 512
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :512 after 964
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :964 after 2976
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2976 after 10363
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10363 after 45667
Detected timeout of ITS tools.
[2026-05-29 06:07:23] [INFO ] Flatten gal took : 33 ms
[2026-05-29 06:07:23] [INFO ] Applying decomposition
[2026-05-29 06:07:23] [INFO ] Flatten gal took : 33 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/graph13844688833668787945.txt' '-o' '/tmp/graph13844688833668787945.bin' '-w' '/tmp/graph13844688833668787945.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13844688833668787945.bin' '-l' '-1' '-v' '-w' '/tmp/graph13844688833668787945.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:07:23] [INFO ] Decomposing Gal with order
[2026-05-29 06:07:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:07:23] [INFO ] Removed a total of 1178 redundant transitions.
[2026-05-29 06:07:23] [INFO ] Flatten gal took : 145 ms
[2026-05-29 06:07:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 1275 labels/synchronizations in 41 ms.
[2026-05-29 06:07:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3804162037619185102.gal : 7 ms
[2026-05-29 06:07:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11502519266006659292.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/ReachabilityCardinality3804162037619185102.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11502519266006659292.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/ReachabilityCardinality11502519266006659292.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 96
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :96 after 652
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :652 after 1040
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1040 after 2021
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2021 after 3414
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3414 after 7099
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :45667 after 63489
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35720 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[13, 13]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8577325247292906277.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16895716694299825076.kers'
[2026-05-29 06:07:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8577325247292906277.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16895716694299825076.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:07:39] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-16895716694299825076.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[13, 13]
RANDOM walk for 1000000 steps (314 resets) in 4705 ms. (212 steps per ms)
BEST_FIRST walk for 2000001 steps (247 resets) in 4712 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[13, 13]
[2026-05-29 06:07:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8616958717978471355.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9986003979297068436.kers'
[2026-05-29 06:07:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8616958717978471355.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9986003979297068436.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:07:48] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-9986003979297068436.kers
Total runtime 11 ms.
[2026-05-29 06:07:48] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 06:07:48] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 36 ms returned sat
[2026-05-29 06:07:49] [INFO ] [Real]Absence check using state equation in 609 ms returned sat
[2026-05-29 06:07:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:07:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:07:49] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 34 ms returned sat
[2026-05-29 06:07:50] [INFO ] [Nat]Absence check using state equation in 508 ms returned sat
[2026-05-29 06:07:50] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:07:50] [INFO ] [Nat]Added 120 Read/Feed constraints in 972 ms returned sat
[2026-05-29 06:07:51] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 96 ms.
[2026-05-29 06:07:52] [INFO ] Added : 27 causal constraints over 6 iterations in 1082 ms. Result :sat
Minimization took 4503 ms.
[2026-05-29 06:07:56] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:07:56] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 06:07:57] [INFO ] [Real]Absence check using state equation in 751 ms returned sat
[2026-05-29 06:07:57] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:07:57] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 06:07:57] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 44 ms returned sat
[2026-05-29 06:07:58] [INFO ] [Nat]Absence check using state equation in 775 ms returned sat
[2026-05-29 06:07:59] [INFO ] [Nat]Added 120 Read/Feed constraints in 523 ms returned sat
[2026-05-29 06:08:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1377 ms
[2026-05-29 06:08:00] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 86 ms.
[2026-05-29 06:08:01] [INFO ] Added : 30 causal constraints over 6 iterations in 1011 ms. Result :sat
Minimization took 4504 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[13, 13]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[13, 13]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:08:06] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:06] [INFO ] Invariant cache hit.
[2026-05-29 06:08:07] [INFO ] Implicit Places using invariants in 1000 ms returned []
[2026-05-29 06:08:07] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:07] [INFO ] Invariant cache hit.
[2026-05-29 06:08:07] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:08:17] [INFO ] Implicit Places using invariants and state equation in 10766 ms returned []
Implicit Place search using SMT with State Equation took 11784 ms to find 0 implicit places.
[2026-05-29 06:08:17] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11820 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:08:17] [INFO ] Flatten gal took : 91 ms
RANDOM walk for 40000 steps (12 resets) in 498 ms. (80 steps per ms) remains 4/4 properties
[2026-05-29 06:08:18] [INFO ] Flatten gal took : 61 ms
[2026-05-29 06:08:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3183448120732721832.gal : 7 ms
[2026-05-29 06:08:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11699031475474377401.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/ReachabilityCardinality3183448120732721832.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11699031475474377401.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
BEST_FIRST walk for 40004 steps (10 resets) in 351 ms. (113 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 235 ms. (169 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 315 ms. (126 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11699031475474377401.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 327 ms. (121 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 89664 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :0 out of 4
Probabilistic random walk after 89664 steps, saw 52877 distinct states, run finished after 3001 ms. (steps per millisecond=29 ) properties seen :0
[2026-05-29 06:08:21] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:21] [INFO ] Invariant cache hit.
[2026-05-29 06:08:21] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2181 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4667 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6860ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 22 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (16 resets) in 431 ms. (92 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 338 ms. (118 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 146105 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 146105 steps, saw 84831 distinct states, run finished after 3015 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-29 06:08:31] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:31] [INFO ] Invariant cache hit.
[2026-05-29 06:08:31] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1862 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10945 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12829ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3215 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:08:47] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:47] [INFO ] Invariant cache hit.
[2026-05-29 06:08:48] [INFO ] Implicit Places using invariants in 1149 ms returned []
[2026-05-29 06:08:48] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:08:48] [INFO ] Invariant cache hit.
[2026-05-29 06:08:49] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 06:08:59] [INFO ] Implicit Places using invariants and state equation in 10679 ms returned []
Implicit Place search using SMT with State Equation took 11842 ms to find 0 implicit places.
[2026-05-29 06:08:59] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11905 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 76 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7699371806283014947.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18153845603163053301.kers'
[2026-05-29 06:08:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7699371806283014947.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18153845603163053301.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:08:59] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-18153845603163053301.kers
Total runtime 11 ms.
[2026-05-29 06:08:59] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:08:59] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 06:08:59] [INFO ] After 191ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:09:00] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:09:00] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 40 ms returned sat
[2026-05-29 06:09:01] [INFO ] After 1457ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 06:09:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 603 ms
TRAPS : Iteration 1
[2026-05-29 06:09:03] [INFO ] After 3520ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:09:04] [INFO ] After 4714ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:09:04] [INFO ] Flatten gal took : 45 ms
[2026-05-29 06:09:04] [INFO ] Flatten gal took : 33 ms
[2026-05-29 06:09:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15560948133712793803.gal : 7 ms
[2026-05-29 06:09:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7478472291678000771.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/ReachabilityCardinality15560948133712793803.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7478472291678000771.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/ReachabilityCardinality7478472291678000771.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 06:09:08] [INFO ] Flatten gal took : 32 ms
[2026-05-29 06:09:08] [INFO ] Applying decomposition
[2026-05-29 06:09:08] [INFO ] Flatten gal took : 33 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/graph5920818888120261193.txt' '-o' '/tmp/graph5920818888120261193.bin' '-w' '/tmp/graph5920818888120261193.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5920818888120261193.bin' '-l' '-1' '-v' '-w' '/tmp/graph5920818888120261193.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:09:08] [INFO ] Decomposing Gal with order
[2026-05-29 06:09:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:09:08] [INFO ] Removed a total of 957 redundant transitions.
[2026-05-29 06:09:08] [INFO ] Flatten gal took : 119 ms
[2026-05-29 06:09:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 923 labels/synchronizations in 25 ms.
[2026-05-29 06:09:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1257927050016657393.gal : 8 ms
[2026-05-29 06:09:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8214441794766333914.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/ReachabilityCardinality1257927050016657393.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8214441794766333914.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/ReachabilityCardinality8214441794766333914.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 14
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 30
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :30 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 92
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :92 after 373
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :373 after 607
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :607 after 1110
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1110 after 1972
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1972 after 11088
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 06:09:19] [INFO ] Flatten gal took : 34 ms
[2026-05-29 06:09:19] [INFO ] Applying decomposition
[2026-05-29 06:09:19] [INFO ] Flatten gal took : 48 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/graph13767766287266940325.txt' '-o' '/tmp/graph13767766287266940325.bin' '-w' '/tmp/graph13767766287266940325.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13767766287266940325.bin' '-l' '-1' '-v' '-w' '/tmp/graph13767766287266940325.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:09:19] [INFO ] Decomposing Gal with order
[2026-05-29 06:09:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:09:20] [INFO ] Removed a total of 1030 redundant transitions.
[2026-05-29 06:09:20] [INFO ] Flatten gal took : 128 ms
[2026-05-29 06:09:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 955 labels/synchronizations in 24 ms.
[2026-05-29 06:09:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality421367619295121618.gal : 9 ms
[2026-05-29 06:09:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1307041373571996083.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/ReachabilityCardinality421367619295121618.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1307041373571996083.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/ReachabilityCardinality1307041373571996083.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :11 after 35
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :35 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :77 after 368
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :368 after 985
SDD proceeding with computation,2 properties remain. new max is 8192
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :985 after 2758
SDD size :43200 after 45137
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2758 after 11357
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :11357 after 14665
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :14665 after 16861
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35636 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[12, 12]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12373459542387267236.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16309843357052318563.kers'
[2026-05-29 06:09:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12373459542387267236.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16309843357052318563.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:09:35] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-16309843357052318563.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[12, 12]
RANDOM walk for 1000000 steps (326 resets) in 5131 ms. (194 steps per ms)
BEST_FIRST walk for 2000001 steps (261 resets) in 4813 ms. (415 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[12, 12]
[2026-05-29 06:09:45] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15127400278937063601.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8212571906449672215.kers'
[2026-05-29 06:09:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15127400278937063601.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8212571906449672215.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:09:45] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8212571906449672215.kers
Total runtime 11 ms.
[2026-05-29 06:09:45] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2026-05-29 06:09:45] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 35 ms returned sat
[2026-05-29 06:09:46] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2026-05-29 06:09:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:09:46] [INFO ] [Nat]Absence check using 11 positive place invariants in 13 ms returned sat
[2026-05-29 06:09:46] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 31 ms returned sat
[2026-05-29 06:09:46] [INFO ] [Nat]Absence check using state equation in 620 ms returned sat
[2026-05-29 06:09:46] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:09:47] [INFO ] [Nat]Added 120 Read/Feed constraints in 865 ms returned sat
[2026-05-29 06:09:47] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 110 ms.
[2026-05-29 06:09:48] [INFO ] Added : 27 causal constraints over 6 iterations in 868 ms. Result :sat
Minimization took 4501 ms.
[2026-05-29 06:09:53] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:09:53] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 06:09:53] [INFO ] [Real]Absence check using state equation in 584 ms returned sat
[2026-05-29 06:09:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:09:54] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:09:54] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 32 ms returned sat
[2026-05-29 06:09:54] [INFO ] [Nat]Absence check using state equation in 661 ms returned sat
[2026-05-29 06:09:55] [INFO ] [Nat]Added 120 Read/Feed constraints in 587 ms returned sat
[2026-05-29 06:09:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2076 ms
[2026-05-29 06:09:57] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 108 ms.
[2026-05-29 06:09:58] [INFO ] Added : 30 causal constraints over 6 iterations in 1241 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[12, 12]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[12, 12]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 17 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 19 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:10:03] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:03] [INFO ] Invariant cache hit.
[2026-05-29 06:10:04] [INFO ] Implicit Places using invariants in 1348 ms returned []
[2026-05-29 06:10:04] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:04] [INFO ] Invariant cache hit.
[2026-05-29 06:10:05] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:10:15] [INFO ] Implicit Places using invariants and state equation in 11455 ms returned []
Implicit Place search using SMT with State Equation took 12805 ms to find 0 implicit places.
[2026-05-29 06:10:15] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12844 ms. Remains : 480/480 places, 1152/1152 transitions.
[2026-05-29 06:10:16] [INFO ] Flatten gal took : 36 ms
[2026-05-29 06:10:16] [INFO ] Flatten gal took : 37 ms
[2026-05-29 06:10:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14884347699832416376.gal : 7 ms
[2026-05-29 06:10:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12171516384838480266.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/ReachabilityCardinality14884347699832416376.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12171516384838480266.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 ...330
RANDOM walk for 40000 steps (16 resets) in 509 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 231 ms. (172 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality12171516384838480266.prop.
BEST_FIRST walk for 40002 steps (13 resets) in 281 ms. (141 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (9 resets) in 272 ms. (146 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 239 ms. (166 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :7 after 8
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :8 after 10
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :10 after 50
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :230 after 2102
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :2102 after 2894
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2894 after 3227
Interrupted probabilistic random walk after 130681 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 4
Probabilistic random walk after 130681 steps, saw 76121 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
[2026-05-29 06:10:19] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:19] [INFO ] Invariant cache hit.
[2026-05-29 06:10:19] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX1 is UNSAT
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :3227 after 5156
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2063 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1612 variables, and 648 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4349 ms.
Refiners :[Positive P Invariants (semi-flows): 10/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 478/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6421ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 480/480 places, 1152/1152 transitions.
RANDOM walk for 40000 steps (17 resets) in 435 ms. (91 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 188 ms. (211 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 145 ms. (273 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :5156 after 8416
Interrupted probabilistic random walk after 77677 steps, run timeout after 3001 ms. (steps per millisecond=25 ) properties seen :0 out of 2
Probabilistic random walk after 77677 steps, saw 46037 distinct states, run finished after 3001 ms. (steps per millisecond=25 ) properties seen :0
[2026-05-29 06:10:29] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:29] [INFO ] Invariant cache hit.
[2026-05-29 06:10:29] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 3/478 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1132/1610 variables, 478/519 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1610 variables, 120/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/1612 variables, 2/641 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1612 variables, 1/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/1612 variables, 0/642 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1612/1612 variables, and 642 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2054 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 281/301 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 59/360 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/360 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 115/475 variables, 16/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :8416 after 10986
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 9/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/475 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 3/478 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1132/1610 variables, 478/528 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1610 variables, 120/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1610 variables, 2/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1610 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1612 variables, 2/652 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1612 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1612 variables, 0/653 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1612/1612 variables, and 653 constraints, problems are : Problem set: 0 solved, 2 unsolved in 10823 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 31/31 constraints, State Equation: 480/480 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12916ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2670 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 15 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:10:44] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:44] [INFO ] Invariant cache hit.
[2026-05-29 06:10:47] [INFO ] Implicit Places using invariants in 2147 ms returned []
[2026-05-29 06:10:47] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:10:47] [INFO ] Invariant cache hit.
[2026-05-29 06:10:47] [INFO ] State equation strengthened by 120 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :10986 after 217911
[2026-05-29 06:10:57] [INFO ] Implicit Places using invariants and state equation in 10681 ms returned []
Implicit Place search using SMT with State Equation took 12830 ms to find 0 implicit places.
[2026-05-29 06:10:57] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12867 ms. Remains : 480/480 places, 1152/1152 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 480 transition count 1132
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 40 place count 470 transition count 1172
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 1 with 40 rules applied. Total rules applied 80 place count 470 transition count 1132
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 470 transition count 1122
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 100 place count 460 transition count 1122
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 110 place count 460 transition count 1112
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 120 place count 450 transition count 1112
Applied a total of 120 rules in 74 ms. Remains 450 /480 variables (removed 30) and now considering 1112/1152 (removed 40) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18238425261682729993.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8917078305534465104.kers'
[2026-05-29 06:10:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18238425261682729993.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8917078305534465104.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1112 rows 445 cols 5296 entries
Finished phase 1 with 216 SingleSign rule and 192 generalized
[2026-05-29 06:10:57] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8917078305534465104.kers
Total runtime 11 ms.
[2026-05-29 06:10:57] [INFO ] [Real]Absence check using 11 positive place invariants in 6 ms returned sat
[2026-05-29 06:10:57] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 41 ms returned sat
[2026-05-29 06:10:57] [INFO ] After 179ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-29 06:10:58] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2026-05-29 06:10:58] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 42 ms returned sat
[2026-05-29 06:10:59] [INFO ] After 1470ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-29 06:11:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 516 ms
TRAPS : Iteration 1
[2026-05-29 06:11:01] [INFO ] After 3443ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:11:02] [INFO ] After 4691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-29 06:11:02] [INFO ] Flatten gal took : 52 ms
[2026-05-29 06:11:02] [INFO ] Flatten gal took : 52 ms
[2026-05-29 06:11:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11152600215294173299.gal : 11 ms
[2026-05-29 06:11:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8027319784659429220.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/ReachabilityCardinality11152600215294173299.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8027319784659429220.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/ReachabilityCardinality8027319784659429220.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :25 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 127
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 1819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1819 after 2539
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2539 after 2921
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2921 after 2996
Detected timeout of ITS tools.
[2026-05-29 06:11:06] [INFO ] Flatten gal took : 36 ms
[2026-05-29 06:11:06] [INFO ] Applying decomposition
[2026-05-29 06:11:06] [INFO ] Flatten gal took : 37 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/graph17783607831193796691.txt' '-o' '/tmp/graph17783607831193796691.bin' '-w' '/tmp/graph17783607831193796691.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17783607831193796691.bin' '-l' '-1' '-v' '-w' '/tmp/graph17783607831193796691.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:11:06] [INFO ] Decomposing Gal with order
[2026-05-29 06:11:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:11:06] [INFO ] Removed a total of 978 redundant transitions.
[2026-05-29 06:11:06] [INFO ] Flatten gal took : 143 ms
[2026-05-29 06:11:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 999 labels/synchronizations in 24 ms.
[2026-05-29 06:11:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6953573552751388467.gal : 8 ms
[2026-05-29 06:11:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13982065473309550717.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/ReachabilityCardinality6953573552751388467.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13982065473309550717.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/ReachabilityCardinality13982065473309550717.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 40
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :40 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 92
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :92 after 287
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :287 after 458
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :458 after 764
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :764 after 1010
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2996 after 8465
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1010 after 1820
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1820 after 2908
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2908 after 15314
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8465 after 16591
Detected timeout of ITS tools.
[2026-05-29 06:11:17] [INFO ] Flatten gal took : 33 ms
[2026-05-29 06:11:17] [INFO ] Applying decomposition
[2026-05-29 06:11:17] [INFO ] Flatten gal took : 34 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/graph54555345089621435.txt' '-o' '/tmp/graph54555345089621435.bin' '-w' '/tmp/graph54555345089621435.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph54555345089621435.bin' '-l' '-1' '-v' '-w' '/tmp/graph54555345089621435.weights' '-q' '0' '-e' '0.001'
[2026-05-29 06:11:17] [INFO ] Decomposing Gal with order
[2026-05-29 06:11:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-29 06:11:18] [INFO ] Removed a total of 1235 redundant transitions.
[2026-05-29 06:11:18] [INFO ] Flatten gal took : 146 ms
[2026-05-29 06:11:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 1194 labels/synchronizations in 32 ms.
[2026-05-29 06:11:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality424681205085240154.gal : 8 ms
[2026-05-29 06:11:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16802303061879822562.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/ReachabilityCardinality424681205085240154.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16802303061879822562.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/ReachabilityCardinality16802303061879822562.prop.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :15314 after 38396
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 16
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :16 after 17
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :17 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 86
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :86 after 163
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :163 after 552
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :552 after 2434
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2434 after 3683
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3683 after 4962
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :4962 after 24233
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 35641 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[11, 11]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7738071489527046812.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-183045648825510452.kers'
[2026-05-29 06:11:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7738071489527046812.kers, --Pflows, --basisKERS=/tmp/petrispot-output-183045648825510452.kers]
Normalized transition count is 1132 out of 1152 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:11:33] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-183045648825510452.kers
Total runtime 12 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[11, 11]
RANDOM walk for 1000000 steps (315 resets) in 4757 ms. (210 steps per ms)
BEST_FIRST walk for 2000001 steps (253 resets) in 4403 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[11, 11]
[2026-05-29 06:11:42] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1873826276217854418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7030410603552143420.kers'
[2026-05-29 06:11:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1873826276217854418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7030410603552143420.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 1132 rows 475 cols 5126 entries
Finished phase 1 with 246 SingleSign rule and 192 generalized
[2026-05-29 06:11:42] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7030410603552143420.kers
Total runtime 11 ms.
[2026-05-29 06:11:42] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2026-05-29 06:11:42] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 39 ms returned sat
[2026-05-29 06:11:43] [INFO ] [Real]Absence check using state equation in 513 ms returned sat
[2026-05-29 06:11:43] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:11:43] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:11:43] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 29 ms returned sat
[2026-05-29 06:11:43] [INFO ] [Nat]Absence check using state equation in 515 ms returned sat
[2026-05-29 06:11:43] [INFO ] State equation strengthened by 120 read => feed constraints.
[2026-05-29 06:11:44] [INFO ] [Nat]Added 120 Read/Feed constraints in 746 ms returned sat
[2026-05-29 06:11:44] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 85 ms.
[2026-05-29 06:11:45] [INFO ] Added : 27 causal constraints over 6 iterations in 819 ms. Result :sat
Minimization took 4518 ms.
[2026-05-29 06:11:50] [INFO ] [Real]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:11:50] [INFO ] [Real]Absence check using 11 positive and 31 generalized place invariants in 30 ms returned sat
[2026-05-29 06:11:50] [INFO ] [Real]Absence check using state equation in 583 ms returned sat
[2026-05-29 06:11:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-29 06:11:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 9 ms returned sat
[2026-05-29 06:11:50] [INFO ] [Nat]Absence check using 11 positive and 31 generalized place invariants in 33 ms returned sat
[2026-05-29 06:11:51] [INFO ] [Nat]Absence check using state equation in 588 ms returned sat
[2026-05-29 06:11:52] [INFO ] [Nat]Added 120 Read/Feed constraints in 558 ms returned sat
[2026-05-29 06:11:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1375 ms
[2026-05-29 06:11:53] [INFO ] Computed and/alt/rep : 460/1018/450 causal constraints (skipped 680 transitions) in 90 ms.
[2026-05-29 06:11:54] [INFO ] Added : 30 causal constraints over 6 iterations in 832 ms. Result :sat
Minimization took 4506 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[11, 11]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[11, 11]
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 480/480 places, 1152/1152 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 1152/1152 transitions.
Applied a total of 0 rules in 16 ms. Remains 480 /480 variables (removed 0) and now considering 1152/1152 (removed 0) transitions.
[2026-05-29 06:11:58] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:11:58] [INFO ] Invariant cache hit.
[2026-05-29 06:11:59] [INFO ] Implicit Places using invariants in 1091 ms returned []
[2026-05-29 06:11:59] [INFO ] Flow matrix only has 1132 transitions (discarded 20 similar events)
[2026-05-29 06:11:59] [INFO ] Invariant cache hit.
[2026-05-29 06:12:00] [INFO ] State equation strengthened by 120 read => feed constraints.
BK_TIME_CONFINEMENT_REACHED
--------------------
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="PolyORBLF-COL-S02J04T10"
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 PolyORBLF-COL-S02J04T10, 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 r210-smll-177969942100285"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T10.tgz
mv PolyORBLF-COL-S02J04T10 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 ;