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.r194-tall-177969914300685.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 Peterson-COL-6, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914300685
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 6.3K Mar 8 07:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Mar 8 07:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 8 07:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 8 07:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Mar 16 08:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 16 08:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 16 08:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 16 08:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 07:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 8 07:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 8 07:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 8 07:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 16 08:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 46K 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 Peterson-COL-6-UpperBounds-00
FORMULA_NAME Peterson-COL-6-UpperBounds-01
FORMULA_NAME Peterson-COL-6-UpperBounds-02
FORMULA_NAME Peterson-COL-6-UpperBounds-03
FORMULA_NAME Peterson-COL-6-UpperBounds-04
FORMULA_NAME Peterson-COL-6-UpperBounds-05
FORMULA_NAME Peterson-COL-6-UpperBounds-06
FORMULA_NAME Peterson-COL-6-UpperBounds-07
FORMULA_NAME Peterson-COL-6-UpperBounds-08
FORMULA_NAME Peterson-COL-6-UpperBounds-09
FORMULA_NAME Peterson-COL-6-UpperBounds-10
FORMULA_NAME Peterson-COL-6-UpperBounds-11
FORMULA_NAME Peterson-COL-6-UpperBounds-12
FORMULA_NAME Peterson-COL-6-UpperBounds-13
FORMULA_NAME Peterson-COL-6-UpperBounds-14
FORMULA_NAME Peterson-COL-6-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779811804882

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Peterson-COL-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-26 16:10:06] [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]
[2026-05-26 16:10:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 16:10:06] [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.
[2026-05-26 16:10:06] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 16:10:06] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 547 ms
[2026-05-26 16:10:06] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 1372 PT places and 2247.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduction of identical properties reduced properties to check from 16 to 7
[2026-05-26 16:10:06] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 4 ms.
[2026-05-26 16:10:06] [INFO ] Skeletonized 7 HLPN properties in 0 ms.
Reduce places removed 2 places and 0 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6351018883654185539.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12597579409388894963.kers'
[2026-05-26 16:10:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6351018883654185539.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12597579409388894963.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 14 rows 9 cols 28 entries
Finished phase 1 with 8 SingleSign rule and 0 generalized
[2026-05-26 16:10:06] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12597579409388894963.kers
Total runtime 1 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 7, 6, 0, 0, 0] Max Struct:[7, 7, 7, 6, 7, 7, 7]
FORMULA Peterson-COL-6-UpperBounds-04 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Peterson-COL-6-UpperBounds-06 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Peterson-COL-6-UpperBounds-11 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Peterson-COL-6-UpperBounds-03 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Peterson-COL-6-UpperBounds-07 7 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Peterson-COL-6-UpperBounds-02 7 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2026-05-26 16:10:06] [INFO ] Invariant cache hit.
[2026-05-26 16:10:06] [INFO ] [Real]Absence check using 1 positive place invariants in 3 ms returned sat
[2026-05-26 16:10:06] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-26 16:10:06] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-26 16:10:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-26 16:10:07] [INFO ] Added : 11 causal constraints over 5 iterations in 22 ms. Result :sat
Minimization took 10 ms.
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-26 16:10:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 7 ms.
[2026-05-26 16:10:07] [INFO ] Added : 12 causal constraints over 4 iterations in 30 ms. Result :sat
Minimization took 4 ms.
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-26 16:10:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-26 16:10:07] [INFO ] Added : 11 causal constraints over 4 iterations in 20 ms. Result :sat
Minimization took 4 ms.
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-26 16:10:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-26 16:10:07] [INFO ] Added : 11 causal constraints over 3 iterations in 12 ms. Result :sat
Minimization took 5 ms.
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-26 16:10:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-26 16:10:07] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2026-05-26 16:10:07] [INFO ] Computed and/alt/rep : 13/21/13 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-26 16:10:07] [INFO ] Added : 11 causal constraints over 3 iterations in 8 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 7, 7, 7, 7]
Domain [Process(7), Tour(6), Process(7)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 6)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2026-05-26 16:10:07] [INFO ] Unfolded HLPN to a Petri net with 1372 places and 2114 transitions 6608 arcs in 55 ms.
[2026-05-26 16:10:07] [INFO ] Unfolded 5 HLPN properties in 1 ms.
Deduced a syphon composed of 42 places in 15 ms
Reduce places removed 42 places and 84 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 7, 7, 7, 7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 7, 7, 7, 7]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12476479690156546966.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14768153474232656963.kers'
[2026-05-26 16:10:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12476479690156546966.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14768153474232656963.kers]
Normalized transition count is 1820 out of 2030 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 1820 rows 1316 cols 4144 entries
Finished phase 1 with 1303 SingleSign rule and 0 generalized
[2026-05-26 16:10:07] [INFO ] Computed 27 invariants in 6 ms
Computed 27 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-14768153474232656963.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 7, 7, 7, 7]
RANDOM walk for 10000 steps (2 resets) in 169 ms. (58 steps per ms)
FORMULA Peterson-COL-6-UpperBounds-05 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Peterson-COL-6-UpperBounds-14 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Peterson-COL-6-UpperBounds-00 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30003 steps (6 resets) in 113 ms. (263 steps per ms)
FORMULA Peterson-COL-6-UpperBounds-13 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-6-UpperBounds-15 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-COL-6-UpperBounds-10 7 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[1, 6] Max Struct:[7, 7]
[2026-05-26 16:10:07] [INFO ] Flow matrix only has 1820 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8465454724501489523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3384797320872368681.kers'
[2026-05-26 16:10:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8465454724501489523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3384797320872368681.kers]
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 1 ms.
// Phase 1: matrix 1820 rows 1316 cols 4144 entries
Finished phase 1 with 1303 SingleSign rule and 0 generalized
[2026-05-26 16:10:07] [INFO ] Computed 27 invariants in 7 ms
Computed 27 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3384797320872368681.kers
Total runtime 11 ms.
[2026-05-26 16:10:08] [INFO ] [Real]Absence check using 20 positive place invariants in 22 ms returned sat
[2026-05-26 16:10:08] [INFO ] [Real]Absence check using 20 positive and 7 generalized place invariants in 2 ms returned sat
[2026-05-26 16:10:08] [INFO ] [Real]Absence check using state equation in 494 ms returned sat
[2026-05-26 16:10:08] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:10:08] [INFO ] [Real]Added 330 Read/Feed constraints in 60 ms returned sat
[2026-05-26 16:10:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:08] [INFO ] [Nat]Absence check using 20 positive place invariants in 22 ms returned sat
[2026-05-26 16:10:08] [INFO ] [Nat]Absence check using 20 positive and 7 generalized place invariants in 1 ms returned sat
[2026-05-26 16:10:09] [INFO ] [Nat]Absence check using state equation in 521 ms returned sat
[2026-05-26 16:10:09] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-26 16:10:10] [INFO ] [Nat]Added 330 Read/Feed constraints in 1023 ms returned unknown
[2026-05-26 16:10:10] [INFO ] [Real]Absence check using 20 positive place invariants in 24 ms returned sat
[2026-05-26 16:10:10] [INFO ] [Real]Absence check using 20 positive and 7 generalized place invariants in 21 ms returned sat
[2026-05-26 16:10:11] [INFO ] [Real]Absence check using state equation in 576 ms returned sat
[2026-05-26 16:10:11] [INFO ] [Real]Added 330 Read/Feed constraints in 150 ms returned sat
[2026-05-26 16:10:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:11] [INFO ] [Nat]Absence check using 20 positive place invariants in 24 ms returned sat
[2026-05-26 16:10:11] [INFO ] [Nat]Absence check using 20 positive and 7 generalized place invariants in 1 ms returned sat
[2026-05-26 16:10:12] [INFO ] [Nat]Absence check using state equation in 596 ms returned sat
[2026-05-26 16:10:12] [INFO ] [Nat]Added 330 Read/Feed constraints in 266 ms returned sat
[2026-05-26 16:10:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 729 ms
[2026-05-26 16:10:13] [INFO ] Computed and/alt/rep : 1729/3542/1729 causal constraints (skipped 84 transitions) in 95 ms.
Maximisation of solution failed !
Minimization took 2 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 6] Max Struct:[7, 7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 6] Max Struct:[7, 7]
Support contains 301 out of 1330 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1330/1330 places, 2030/2030 transitions.
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 1330 transition count 1988
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 84 place count 1288 transition count 1988
Performed 251 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 251 Pre rules applied. Total rules applied 84 place count 1288 transition count 1737
Deduced a syphon composed of 251 places in 4 ms
Reduce places removed 251 places and 0 transitions.
Iterating global reduction 2 with 502 rules applied. Total rules applied 586 place count 1037 transition count 1737
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 3 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 658 place count 1001 transition count 1701
Applied a total of 658 rules in 353 ms. Remains 1001 /1330 variables (removed 329) and now considering 1701/2030 (removed 329) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 364 ms. Remains : 1001/1330 places, 1701/2030 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11718379606163845911.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9006779186064408711.kers'
[2026-05-26 16:10:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11718379606163845911.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9006779186064408711.kers]
Normalized transition count is 1491 out of 1701 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 1491 rows 987 cols 3486 entries
Finished phase 1 with 974 SingleSign rule and 0 generalized
[2026-05-26 16:10:16] [INFO ] Computed 27 invariants in 5 ms
Computed 27 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-9006779186064408711.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 6] Max Struct:[7, 7]
RANDOM walk for 1000000 steps (2 resets) in 5857 ms. (170 steps per ms)
FORMULA Peterson-COL-6-UpperBounds-12 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Peterson-COL-6-UpperBounds-08 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 1120 ms. (892 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-26 16:10:23] [INFO ] Flow matrix only has 1491 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6503501588380591582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8898539317484505823.kers'
[2026-05-26 16:10:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6503501588380591582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8898539317484505823.kers]
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 1 ms.
// Phase 1: matrix 1491 rows 987 cols 3486 entries
Finished phase 1 with 974 SingleSign rule and 0 generalized
[2026-05-26 16:10:23] [INFO ] Computed 27 invariants in 9 ms
Computed 27 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-8898539317484505823.kers
Total runtime 13 ms.
[2026-05-26 16:10:24] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-26 16:10:24] [INFO ] [Real]Absence check using 20 positive and 7 generalized place invariants in 6 ms returned sat
[2026-05-26 16:10:24] [INFO ] [Real]Absence check using state equation in 392 ms returned sat
[2026-05-26 16:10:24] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:10:24] [INFO ] [Real]Added 330 Read/Feed constraints in 81 ms returned sat
[2026-05-26 16:10:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:10:24] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-26 16:10:24] [INFO ] [Nat]Absence check using 20 positive and 7 generalized place invariants in 5 ms returned sat
[2026-05-26 16:10:25] [INFO ] [Nat]Absence check using state equation in 386 ms returned sat
[2026-05-26 16:10:25] [INFO ] [Nat]Added 330 Read/Feed constraints in 417 ms returned sat
[2026-05-26 16:11:09] [INFO ] Trap strengthening (SAT) tested/added 59/59 trap constraints in 44062 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 1001 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1001/1001 places, 1701/1701 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 330 transitions
Trivial Post-agglo rules discarded 330 transitions
Performed 330 trivial Post agglomeration. Transition count delta: 330
Iterating post reduction 0 with 330 rules applied. Total rules applied 330 place count 1001 transition count 1371
Reduce places removed 330 places and 0 transitions.
Iterating post reduction 1 with 330 rules applied. Total rules applied 660 place count 671 transition count 1371
Performed 252 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 252 Pre rules applied. Total rules applied 660 place count 671 transition count 1119
Deduced a syphon composed of 252 places in 1 ms
Reduce places removed 252 places and 0 transitions.
Iterating global reduction 2 with 504 rules applied. Total rules applied 1164 place count 419 transition count 1119
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1176 place count 413 transition count 1113
Applied a total of 1176 rules in 82 ms. Remains 413 /1001 variables (removed 588) and now considering 1113/1701 (removed 588) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 413/1001 places, 1113/1701 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15834944038646392526.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17850745976548403322.kers'
[2026-05-26 16:11:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15834944038646392526.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17850745976548403322.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:11:09] [INFO ] Computed 27 invariants in 3 ms
Computed 27 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17850745976548403322.kers
Total runtime 4 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 1888 ms. (529 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 591 ms. (1689 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-26 16:11:12] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17278435563191758629.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9902070296339905472.kers'
[2026-05-26 16:11:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17278435563191758629.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9902070296339905472.kers]
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:11:12] [INFO ] Computed 27 invariants in 7 ms
Computed 27 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-9902070296339905472.kers
Total runtime 10 ms.
[2026-05-26 16:11:12] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2026-05-26 16:11:12] [INFO ] [Real]Absence check using 20 positive and 7 generalized place invariants in 0 ms returned sat
[2026-05-26 16:11:12] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2026-05-26 16:11:12] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:11:12] [INFO ] [Real]Added 330 Read/Feed constraints in 39 ms returned sat
[2026-05-26 16:11:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:11:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:11:12] [INFO ] [Nat]Absence check using 20 positive and 7 generalized place invariants in 1 ms returned sat
[2026-05-26 16:11:12] [INFO ] [Nat]Absence check using state equation in 171 ms returned sat
[2026-05-26 16:11:13] [INFO ] [Nat]Added 330 Read/Feed constraints in 92 ms returned sat
[2026-05-26 16:11:57] [INFO ] Trap strengthening (SAT) tested/added 118/118 trap constraints in 44671 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1113/1113 transitions.
Applied a total of 0 rules in 21 ms. Remains 413 /413 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 413/413 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1113/1113 transitions.
Applied a total of 0 rules in 20 ms. Remains 413 /413 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:11:57] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:11:57] [INFO ] Invariant cache hit.
[2026-05-26 16:11:58] [INFO ] Implicit Places using invariants in 469 ms returned [0, 1, 2, 3, 4, 5, 6]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 471 ms to find 7 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 406/413 places, 1113/1113 transitions.
Applied a total of 0 rules in 19 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 513 ms. Remains : 406/413 places, 1113/1113 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17893560028129812173.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18184669413454158978.kers'
[2026-05-26 16:11:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17893560028129812173.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18184669413454158978.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:11:58] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-18184669413454158978.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[7]
RANDOM walk for 1000000 steps (2 resets) in 1680 ms. (594 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 534 ms. (1869 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[7]
[2026-05-26 16:12:00] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1286832413719209502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5439010559125703435.kers'
[2026-05-26 16:12:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1286832413719209502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5439010559125703435.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:12:00] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5439010559125703435.kers
Total runtime 3 ms.
[2026-05-26 16:12:00] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2026-05-26 16:12:00] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2026-05-26 16:12:00] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:12:00] [INFO ] [Real]Added 330 Read/Feed constraints in 34 ms returned sat
[2026-05-26 16:12:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:12:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:12:01] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2026-05-26 16:12:01] [INFO ] [Nat]Added 330 Read/Feed constraints in 78 ms returned sat
[2026-05-26 16:12:45] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44693 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[7]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 17 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 16 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:12:45] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:12:45] [INFO ] Invariant cache hit.
[2026-05-26 16:12:46] [INFO ] Implicit Places using invariants in 280 ms returned []
[2026-05-26 16:12:46] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:12:46] [INFO ] Invariant cache hit.
[2026-05-26 16:12:46] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:12:48] [INFO ] Implicit Places using invariants and state equation in 2202 ms returned []
Implicit Place search using SMT with State Equation took 2484 ms to find 0 implicit places.
[2026-05-26 16:12:48] [INFO ] Redundant transitions in 86 ms returned []
Running 1106 sub problems to find dead transitions.
[2026-05-26 16:12:48] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:12:48] [INFO ] Invariant cache hit.
[2026-05-26 16:12:48] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/406 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/406 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 1106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/406 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 1106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 1106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 1106 unsolved
SMT process timed out in 30361ms, After SMT, problems are : Problem set: 0 solved, 1106 unsolved
Search for dead transitions found 0 dead transitions in 30377ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33002 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 669 ms. (59 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 174 ms. (228 steps per ms) remains 2/2 properties
[2026-05-26 16:13:19] [INFO ] Flatten gal took : 203 ms
[2026-05-26 16:13:19] [INFO ] Flatten gal took : 86 ms
[2026-05-26 16:13:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8662369530953692609.gal : 43 ms
[2026-05-26 16:13:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11470679442762962028.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/ReachabilityCardinality8662369530953692609.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11470679442762962028.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/ReachabilityCardinality11470679442762962028.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 564304 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 2
Probabilistic random walk after 564304 steps, saw 79897 distinct states, run finished after 3004 ms. (steps per millisecond=187 ) properties seen :0
[2026-05-26 16:13:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:13:22] [INFO ] Invariant cache hit.
[2026-05-26 16:13:22] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 653 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
Problem MAX0 is UNSAT
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SMT process timed out in 5769ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 23 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 596 ms. (67 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 278 ms. (143 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 747160 steps, run timeout after 3001 ms. (steps per millisecond=248 ) properties seen :0 out of 1
Probabilistic random walk after 747160 steps, saw 101564 distinct states, run finished after 3001 ms. (steps per millisecond=248 ) properties seen :0
[2026-05-26 16:13:31] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:13:31] [INFO ] Invariant cache hit.
[2026-05-26 16:13:31] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 1 unsolved in 325 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 7/364 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/364 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 903/1267 variables, 364/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 330/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:14:09] [INFO ] Flatten gal took : 53 ms
[2026-05-26 16:14:09] [INFO ] Applying decomposition
[2026-05-26 16:14:10] [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/graph617093984016175927.txt' '-o' '/tmp/graph617093984016175927.bin' '-w' '/tmp/graph617093984016175927.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph617093984016175927.bin' '-l' '-1' '-v' '-w' '/tmp/graph617093984016175927.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:14:10] [INFO ] Decomposing Gal with order
[2026-05-26 16:14:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:14:10] [INFO ] Removed a total of 1597 redundant transitions.
[2026-05-26 16:14:10] [INFO ] Flatten gal took : 175 ms
[2026-05-26 16:14:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 11 ms.
[2026-05-26 16:14:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12206969075003410904.gal : 25 ms
[2026-05-26 16:14:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15953706448285719613.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/ReachabilityCardinality12206969075003410904.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15953706448285719613.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/ReachabilityCardinality15953706448285719613.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 22
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :22 after 30
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :30 after 89
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :89 after 198
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :198 after 405
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :405 after 1576
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1576 after 3895
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3895 after 9219
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :9219 after 38280
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 906 constraints, problems are : Problem set: 0 solved, 1 unsolved in 45010 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 149/149 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45343ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 21 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:14:17] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:14:17] [INFO ] Invariant cache hit.
[2026-05-26 16:14:17] [INFO ] Implicit Places using invariants in 290 ms returned []
[2026-05-26 16:14:17] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:14:17] [INFO ] Invariant cache hit.
[2026-05-26 16:14:17] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:14:19] [INFO ] Implicit Places using invariants and state equation in 2027 ms returned []
Implicit Place search using SMT with State Equation took 2319 ms to find 0 implicit places.
[2026-05-26 16:14:19] [INFO ] Redundant transitions in 48 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2388 ms. Remains : 406/406 places, 1113/1113 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 840 edges and 406 vertex of which 294 / 406 are part of one of the 42 SCC in 2 ms
Free SCC test removed 252 places
Drop transitions (Empty/Sink Transition effects.) removed 504 transitions
Ensure Unique test removed 252 transitions
Reduce isomorphic transitions removed 756 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 1 place count 154 transition count 315
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 85 place count 112 transition count 315
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 21 rules applied. Total rules applied 106 place count 98 transition count 308
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 113 place count 98 transition count 308
Applied a total of 113 rules in 16 ms. Remains 98 /406 variables (removed 308) and now considering 308/1113 (removed 805) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5812480923676673510.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15180206311405380542.kers'
[2026-05-26 16:14:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5812480923676673510.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15180206311405380542.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 308 rows 98 cols 1120 entries
Finished phase 1 with 85 SingleSign rule and 0 generalized
[2026-05-26 16:14:19] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15180206311405380542.kers
Total runtime 6 ms.
[2026-05-26 16:14:19] [INFO ] [Real]Absence check using 13 positive place invariants in 1 ms returned sat
[2026-05-26 16:14:19] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-26 16:14:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2026-05-26 16:14:19] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-26 16:14:19] [INFO ] After 67ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-26 16:14:19] [INFO ] After 104ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-26 16:14:19] [INFO ] Flatten gal took : 14 ms
[2026-05-26 16:14:19] [INFO ] Flatten gal took : 12 ms
[2026-05-26 16:14:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4166449479380177951.gal : 3 ms
[2026-05-26 16:14:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3877207493544441542.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/ReachabilityCardinality4166449479380177951.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3877207493544441542.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/ReachabilityCardinality3877207493544441542.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 40
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :40 after 1632
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1632 after 248976
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :248976 after 1.99831e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :38280 after 107078
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6.49969e+07,0.819561,25048,2,15304,10,100589,6,0,704,44643,0
Total reachable state count : 64996859

Verifying 1 reachability properties.
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,93312,0.821049,25056,2,1598,10,100589,7,0,713,44643,0
Over-approximation ignoring read arcs solved 0 properties in 1037 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:[1] Max Struct:[6]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6659255810332601389.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17697217973817167038.kers'
[2026-05-26 16:14:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6659255810332601389.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17697217973817167038.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:14:20] [INFO ] Computed 20 invariants in 7 ms
Computed 20 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17697217973817167038.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[6]
RANDOM walk for 1000000 steps (2 resets) in 1792 ms. (557 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 571 ms. (1748 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[6]
[2026-05-26 16:14:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4700412310493333923.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14824070909134359799.kers'
[2026-05-26 16:14:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4700412310493333923.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14824070909134359799.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:14:22] [INFO ] Computed 20 invariants in 6 ms
Computed 20 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14824070909134359799.kers
Total runtime 12 ms.
[2026-05-26 16:14:22] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:14:23] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2026-05-26 16:14:23] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:14:23] [INFO ] [Real]Added 330 Read/Feed constraints in 38 ms returned sat
[2026-05-26 16:14:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:14:23] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:14:23] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2026-05-26 16:14:23] [INFO ] [Nat]Added 330 Read/Feed constraints in 89 ms returned sat
[2026-05-26 16:15:08] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44693 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[6]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[6]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:15:08] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:15:08] [INFO ] Invariant cache hit.
[2026-05-26 16:15:08] [INFO ] Implicit Places using invariants in 319 ms returned []
[2026-05-26 16:15:08] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:15:08] [INFO ] Invariant cache hit.
[2026-05-26 16:15:08] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:15:10] [INFO ] Implicit Places using invariants and state equation in 2093 ms returned []
Implicit Place search using SMT with State Equation took 2415 ms to find 0 implicit places.
[2026-05-26 16:15:10] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2458 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:15:10] [INFO ] Flatten gal took : 32 ms
RANDOM walk for 40000 steps (8 resets) in 236 ms. (168 steps per ms) remains 2/2 properties
[2026-05-26 16:15:10] [INFO ] Flatten gal took : 34 ms
[2026-05-26 16:15:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality448033389407653978.gal : 7 ms
[2026-05-26 16:15:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4563710425142318715.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/ReachabilityCardinality448033389407653978.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4563710425142318715.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
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4563710425142318715.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 580440 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :0 out of 2
Probabilistic random walk after 580440 steps, saw 81626 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
[2026-05-26 16:15:13] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:15:13] [INFO ] Invariant cache hit.
[2026-05-26 16:15:13] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 680 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5700ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 188 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 178 ms. (223 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 601304 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :0 out of 2
Probabilistic random walk after 601304 steps, saw 83727 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
[2026-05-26 16:15:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:15:22] [INFO ] Invariant cache hit.
[2026-05-26 16:15:22] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 653 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
Problem MAX0 is UNSAT
Problem MAX0 is UNSAT
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:16:00] [INFO ] Flatten gal took : 33 ms
[2026-05-26 16:16:00] [INFO ] Applying decomposition
[2026-05-26 16:16:00] [INFO ] Flatten gal took : 27 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/graph10849602949309614202.txt' '-o' '/tmp/graph10849602949309614202.bin' '-w' '/tmp/graph10849602949309614202.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10849602949309614202.bin' '-l' '-1' '-v' '-w' '/tmp/graph10849602949309614202.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:16:01] [INFO ] Decomposing Gal with order
[2026-05-26 16:16:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:16:01] [INFO ] Removed a total of 1616 redundant transitions.
[2026-05-26 16:16:01] [INFO ] Flatten gal took : 150 ms
[2026-05-26 16:16:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2026-05-26 16:16:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10351507194029994196.gal : 10 ms
[2026-05-26 16:16:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10718295219272009084.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/ReachabilityCardinality10351507194029994196.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10718295219272009084.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/ReachabilityCardinality10718295219272009084.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 13
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :13 after 18
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :18 after 30
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :30 after 89
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :89 after 110
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :110 after 287
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :287 after 1262
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1262 after 3168
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3168 after 8937
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :8937 after 33469
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 889 constraints, problems are : Problem set: 1 solved, 1 unsolved in 43883 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 131/131 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44564ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 74 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :33469 after 93069
Interrupted probabilistic random walk after 739056 steps, run timeout after 3001 ms. (steps per millisecond=246 ) properties seen :0 out of 1
Probabilistic random walk after 739056 steps, saw 100625 distinct states, run finished after 3001 ms. (steps per millisecond=246 ) properties seen :0
[2026-05-26 16:16:10] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:16:10] [INFO ] Invariant cache hit.
[2026-05-26 16:16:10] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 1 unsolved in 302 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 7/364 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/364 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 903/1267 variables, 364/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 330/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :93069 after 198841
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :198841 after 1.31422e+06
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1309 variables, 20/918 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 937 constraints, problems are : Problem set: 0 solved, 1 unsolved in 75018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 180/180 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75333ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 15 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:17:25] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:17:26] [INFO ] Invariant cache hit.
[2026-05-26 16:17:26] [INFO ] Implicit Places using invariants in 435 ms returned []
[2026-05-26 16:17:26] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:17:26] [INFO ] Invariant cache hit.
[2026-05-26 16:17:26] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:17:28] [INFO ] Implicit Places using invariants and state equation in 2107 ms returned []
Implicit Place search using SMT with State Equation took 2556 ms to find 0 implicit places.
[2026-05-26 16:17:28] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2602 ms. Remains : 406/406 places, 1113/1113 transitions.
Current structural bounds on expressions (after reachability check) : Max Seen:[1] Max Struct:[5]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10064802021791276437.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14647761365194524438.kers'
[2026-05-26 16:17:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10064802021791276437.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14647761365194524438.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:17:28] [INFO ] Computed 20 invariants in 3 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14647761365194524438.kers
Total runtime 4 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5]
RANDOM walk for 1000000 steps (2 resets) in 1701 ms. (587 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 557 ms. (1792 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2026-05-26 16:17:30] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3790664347675954270.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14730839488315208005.kers'
[2026-05-26 16:17:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3790664347675954270.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14730839488315208005.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:17:30] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-14730839488315208005.kers
Total runtime 3 ms.
[2026-05-26 16:17:30] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-26 16:17:31] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2026-05-26 16:17:31] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:17:31] [INFO ] [Real]Added 330 Read/Feed constraints in 42 ms returned sat
[2026-05-26 16:17:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:17:31] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:17:31] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2026-05-26 16:17:31] [INFO ] [Nat]Added 330 Read/Feed constraints in 80 ms returned sat
[2026-05-26 16:18:16] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44707 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 14 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:18:16] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:18:16] [INFO ] Invariant cache hit.
[2026-05-26 16:18:16] [INFO ] Implicit Places using invariants in 550 ms returned []
[2026-05-26 16:18:16] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:18:16] [INFO ] Invariant cache hit.
[2026-05-26 16:18:17] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:18:18] [INFO ] Implicit Places using invariants and state equation in 2082 ms returned []
Implicit Place search using SMT with State Equation took 2653 ms to find 0 implicit places.
[2026-05-26 16:18:18] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2689 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:18:19] [INFO ] Flatten gal took : 73 ms
[2026-05-26 16:18:19] [INFO ] Flatten gal took : 37 ms
[2026-05-26 16:18:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6450731812884580710.gal : 5 ms
[2026-05-26 16:18:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality906135474859433602.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/ReachabilityCardinality6450731812884580710.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality906135474859433602.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
RANDOM walk for 40000 steps (8 resets) in 357 ms. (111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality906135474859433602.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 393728 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 2
Probabilistic random walk after 393728 steps, saw 58918 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2026-05-26 16:18:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:18:22] [INFO ] Invariant cache hit.
[2026-05-26 16:18:22] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 526 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5582ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 203 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 415280 steps, run timeout after 3001 ms. (steps per millisecond=138 ) properties seen :0 out of 2
Probabilistic random walk after 415280 steps, saw 61550 distinct states, run finished after 3015 ms. (steps per millisecond=137 ) properties seen :0
[2026-05-26 16:18:31] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:18:31] [INFO ] Invariant cache hit.
[2026-05-26 16:18:31] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 702 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
Problem MAX0 is UNSAT
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 862 constraints, problems are : Problem set: 1 solved, 1 unsolved in 32287 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 104/104 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32996ms problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 31 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 173 ms. (229 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 758304 steps, run timeout after 3001 ms. (steps per millisecond=252 ) properties seen :0 out of 1
Probabilistic random walk after 758304 steps, saw 102820 distinct states, run finished after 3001 ms. (steps per millisecond=252 ) properties seen :0
[2026-05-26 16:19:07] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:19:07] [INFO ] Invariant cache hit.
[2026-05-26 16:19:07] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 1 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 7/364 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/364 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 903/1267 variables, 364/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 330/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:19:09] [INFO ] Flatten gal took : 18 ms
[2026-05-26 16:19:09] [INFO ] Applying decomposition
[2026-05-26 16:19:09] [INFO ] Flatten gal took : 17 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/graph15772754561685219943.txt' '-o' '/tmp/graph15772754561685219943.bin' '-w' '/tmp/graph15772754561685219943.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15772754561685219943.bin' '-l' '-1' '-v' '-w' '/tmp/graph15772754561685219943.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:19:09] [INFO ] Decomposing Gal with order
[2026-05-26 16:19:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:19:09] [INFO ] Removed a total of 1632 redundant transitions.
[2026-05-26 16:19:09] [INFO ] Flatten gal took : 55 ms
[2026-05-26 16:19:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2026-05-26 16:19:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15420177036586838351.gal : 7 ms
[2026-05-26 16:19:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality102336112014220134.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/ReachabilityCardinality15420177036586838351.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality102336112014220134.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/ReachabilityCardinality102336112014220134.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 14
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14 after 29
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :29 after 37
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :37 after 128
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :128 after 415
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :415 after 618
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :618 after 3721
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3721 after 9800
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :9800 after 15558
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :15558 after 116658
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :116658 after 265473
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :265473 after 409321
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 19 (INCLUDED_ONLY) 0/1309 variables, 20/918 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1309 variables, 20/938 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1309 variables, 20/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 959 constraints, problems are : Problem set: 0 solved, 1 unsolved in 75007 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 202/202 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75366ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 19 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 21 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:20:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:20:22] [INFO ] Invariant cache hit.
[2026-05-26 16:20:23] [INFO ] Implicit Places using invariants in 418 ms returned []
[2026-05-26 16:20:23] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:20:23] [INFO ] Invariant cache hit.
[2026-05-26 16:20:23] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:20:25] [INFO ] Implicit Places using invariants and state equation in 2021 ms returned []
Implicit Place search using SMT with State Equation took 2459 ms to find 0 implicit places.
[2026-05-26 16:20:25] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2497 ms. Remains : 406/406 places, 1113/1113 transitions.
Current structural bounds on expressions (after reachability check) : Max Seen:[1] Max Struct:[4]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3741861931869561271.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8050102655562951828.kers'
[2026-05-26 16:20:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3741861931869561271.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8050102655562951828.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:20:25] [INFO ] Computed 20 invariants in 4 ms
Computed 20 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-8050102655562951828.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[4]
RANDOM walk for 1000000 steps (2 resets) in 1710 ms. (584 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 559 ms. (1785 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[4]
[2026-05-26 16:20:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12051657040870757423.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13855721658465040125.kers'
[2026-05-26 16:20:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12051657040870757423.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13855721658465040125.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:20:27] [INFO ] Computed 20 invariants in 7 ms
Computed 20 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13855721658465040125.kers
Total runtime 8 ms.
[2026-05-26 16:20:27] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2026-05-26 16:20:27] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2026-05-26 16:20:27] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:20:27] [INFO ] [Real]Added 330 Read/Feed constraints in 41 ms returned sat
[2026-05-26 16:20:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:20:27] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:20:27] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2026-05-26 16:20:28] [INFO ] [Nat]Added 330 Read/Feed constraints in 80 ms returned sat
[2026-05-26 16:21:12] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44721 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[4]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:21:12] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:21:12] [INFO ] Invariant cache hit.
[2026-05-26 16:21:13] [INFO ] Implicit Places using invariants in 301 ms returned []
[2026-05-26 16:21:13] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:21:13] [INFO ] Invariant cache hit.
[2026-05-26 16:21:13] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:21:15] [INFO ] Implicit Places using invariants and state equation in 2146 ms returned []
Implicit Place search using SMT with State Equation took 2468 ms to find 0 implicit places.
[2026-05-26 16:21:15] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2500 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:21:15] [INFO ] Flatten gal took : 33 ms
[2026-05-26 16:21:15] [INFO ] Flatten gal took : 33 ms
[2026-05-26 16:21:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10089161403523159430.gal : 4 ms
[2026-05-26 16:21:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1688116090494241595.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/ReachabilityCardinality10089161403523159430.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1688116090494241595.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 (8 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1688116090494241595.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 546968 steps, run timeout after 3001 ms. (steps per millisecond=182 ) properties seen :0 out of 2
Probabilistic random walk after 546968 steps, saw 77911 distinct states, run finished after 3001 ms. (steps per millisecond=182 ) properties seen :0
[2026-05-26 16:21:18] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:21:18] [INFO ] Invariant cache hit.
[2026-05-26 16:21:18] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 570 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5737ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 124 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 13 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 155 ms. (256 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 591264 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :0 out of 2
Probabilistic random walk after 591264 steps, saw 82786 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
[2026-05-26 16:21:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:21:27] [INFO ] Invariant cache hit.
[2026-05-26 16:21:27] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 513 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
Problem MAX0 is UNSAT
Problem MAX0 is UNSAT
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:22:05] [INFO ] Flatten gal took : 16 ms
[2026-05-26 16:22:05] [INFO ] Applying decomposition
[2026-05-26 16:22:05] [INFO ] Flatten gal took : 17 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/graph2246644436392342802.txt' '-o' '/tmp/graph2246644436392342802.bin' '-w' '/tmp/graph2246644436392342802.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2246644436392342802.bin' '-l' '-1' '-v' '-w' '/tmp/graph2246644436392342802.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:22:05] [INFO ] Decomposing Gal with order
[2026-05-26 16:22:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:22:05] [INFO ] Removed a total of 1642 redundant transitions.
[2026-05-26 16:22:05] [INFO ] Flatten gal took : 58 ms
[2026-05-26 16:22:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 5 ms.
[2026-05-26 16:22:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3123004955816484281.gal : 6 ms
[2026-05-26 16:22:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14268042752766040727.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/ReachabilityCardinality3123004955816484281.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14268042752766040727.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/ReachabilityCardinality14268042752766040727.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 17
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :17 after 31
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :31 after 35
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :35 after 141
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :141 after 314
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :314 after 517
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :517 after 2843
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2843 after 8163
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :8163 after 25626
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 897 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45006 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 139/139 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45527ms problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 17 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :25626 after 73209
Interrupted probabilistic random walk after 737304 steps, run timeout after 3001 ms. (steps per millisecond=245 ) properties seen :0 out of 1
Probabilistic random walk after 737304 steps, saw 100517 distinct states, run finished after 3001 ms. (steps per millisecond=245 ) properties seen :0
[2026-05-26 16:22:16] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:22:16] [INFO ] Invariant cache hit.
[2026-05-26 16:22:16] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 1 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 7/364 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/364 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 903/1267 variables, 364/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 330/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :73209 after 181612
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :181612 after 1.00053e+06
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 19 (INCLUDED_ONLY) 0/1309 variables, 20/918 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1309 variables, 20/938 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1309 variables, 20/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 959 constraints, problems are : Problem set: 0 solved, 1 unsolved in 75008 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 202/202 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75320ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 17 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:23:31] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:23:31] [INFO ] Invariant cache hit.
[2026-05-26 16:23:31] [INFO ] Implicit Places using invariants in 312 ms returned []
[2026-05-26 16:23:31] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:23:31] [INFO ] Invariant cache hit.
[2026-05-26 16:23:32] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:23:33] [INFO ] Implicit Places using invariants and state equation in 2155 ms returned []
Implicit Place search using SMT with State Equation took 2468 ms to find 0 implicit places.
[2026-05-26 16:23:33] [INFO ] Redundant transitions in 15 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2500 ms. Remains : 406/406 places, 1113/1113 transitions.
Current structural bounds on expressions (after reachability check) : Max Seen:[1] Max Struct:[3]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5993982171093726357.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10730882579651783001.kers'
[2026-05-26 16:23:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5993982171093726357.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10730882579651783001.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:23:33] [INFO ] Computed 20 invariants in 9 ms
Computed 20 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-10730882579651783001.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[3]
RANDOM walk for 1000000 steps (2 resets) in 1792 ms. (557 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 584 ms. (1709 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[3]
[2026-05-26 16:23:36] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16394003360439398110.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9572203244243790402.kers'
[2026-05-26 16:23:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16394003360439398110.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9572203244243790402.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:23:36] [INFO ] Computed 20 invariants in 8 ms
Computed 20 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9572203244243790402.kers
Total runtime 11 ms.
[2026-05-26 16:23:36] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:23:36] [INFO ] [Real]Absence check using state equation in 170 ms returned sat
[2026-05-26 16:23:36] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:23:36] [INFO ] [Real]Added 330 Read/Feed constraints in 36 ms returned sat
[2026-05-26 16:23:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:23:36] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:23:36] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2026-05-26 16:23:37] [INFO ] [Nat]Added 330 Read/Feed constraints in 84 ms returned sat
[2026-05-26 16:24:21] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44698 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[3]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 11 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:24:21] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:24:21] [INFO ] Invariant cache hit.
[2026-05-26 16:24:22] [INFO ] Implicit Places using invariants in 297 ms returned []
[2026-05-26 16:24:22] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:24:22] [INFO ] Invariant cache hit.
[2026-05-26 16:24:22] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:24:24] [INFO ] Implicit Places using invariants and state equation in 2183 ms returned []
Implicit Place search using SMT with State Equation took 2485 ms to find 0 implicit places.
[2026-05-26 16:24:24] [INFO ] Redundant transitions in 15 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2518 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:24:24] [INFO ] Flatten gal took : 30 ms
[2026-05-26 16:24:24] [INFO ] Flatten gal took : 17 ms
[2026-05-26 16:24:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10229639367972876615.gal : 4 ms
[2026-05-26 16:24:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7432546716458960223.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/ReachabilityCardinality10229639367972876615.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7432546716458960223.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (8 resets) in 175 ms. (227 steps per ms) remains 2/2 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 ...329
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7432546716458960223.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 602240 steps, run timeout after 3001 ms. (steps per millisecond=200 ) properties seen :0 out of 2
Probabilistic random walk after 602240 steps, saw 83734 distinct states, run finished after 3001 ms. (steps per millisecond=200 ) properties seen :0
[2026-05-26 16:24:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:24:27] [INFO ] Invariant cache hit.
[2026-05-26 16:24:27] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 486 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5648ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 156 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 614536 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :0 out of 2
Probabilistic random walk after 614536 steps, saw 84057 distinct states, run finished after 3001 ms. (steps per millisecond=204 ) properties seen :0
[2026-05-26 16:24:36] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:24:36] [INFO ] Invariant cache hit.
[2026-05-26 16:24:36] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 480 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:25:14] [INFO ] Flatten gal took : 17 ms
[2026-05-26 16:25:14] [INFO ] Applying decomposition
[2026-05-26 16:25:14] [INFO ] Flatten gal took : 18 ms
Problem MAX0 is UNSAT
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/graph16230951560175257107.txt' '-o' '/tmp/graph16230951560175257107.bin' '-w' '/tmp/graph16230951560175257107.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16230951560175257107.bin' '-l' '-1' '-v' '-w' '/tmp/graph16230951560175257107.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:25:14] [INFO ] Decomposing Gal with order
[2026-05-26 16:25:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:25:14] [INFO ] Removed a total of 1637 redundant transitions.
[2026-05-26 16:25:14] [INFO ] Flatten gal took : 46 ms
[2026-05-26 16:25:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 110 labels/synchronizations in 20 ms.
[2026-05-26 16:25:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13630511743163832410.gal : 6 ms
[2026-05-26 16:25:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15661212509925352733.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/ReachabilityCardinality13630511743163832410.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15661212509925352733.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/ReachabilityCardinality15661212509925352733.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :21 after 33
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :33 after 40
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :40 after 191
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :191 after 439
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :439 after 617
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :617 after 3165
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3165 after 9008
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :9008 after 12676
Problem MAX0 is UNSAT
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/918 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 923 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 165/165 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45502ms problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 14 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :12676 after 90247
Interrupted probabilistic random walk after 747352 steps, run timeout after 3001 ms. (steps per millisecond=249 ) properties seen :0 out of 1
Probabilistic random walk after 747352 steps, saw 101565 distinct states, run finished after 3001 ms. (steps per millisecond=249 ) properties seen :0
[2026-05-26 16:25:24] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:25:24] [INFO ] Invariant cache hit.
[2026-05-26 16:25:24] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 1 unsolved in 342 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/357 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 7/364 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/364 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 903/1267 variables, 364/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 330/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :90247 after 211350
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :211350 after 298991
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 19 (INCLUDED_ONLY) 0/1309 variables, 20/918 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1309 variables, 20/938 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 75366ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 23 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 12 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:26:40] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:26:40] [INFO ] Invariant cache hit.
[2026-05-26 16:26:40] [INFO ] Implicit Places using invariants in 299 ms returned []
[2026-05-26 16:26:40] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:26:40] [INFO ] Invariant cache hit.
[2026-05-26 16:26:40] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:26:42] [INFO ] Implicit Places using invariants and state equation in 2178 ms returned []
Implicit Place search using SMT with State Equation took 2498 ms to find 0 implicit places.
[2026-05-26 16:26:42] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2531 ms. Remains : 406/406 places, 1113/1113 transitions.
Current structural bounds on expressions (after reachability check) : Max Seen:[1] Max Struct:[2]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15839330254859376996.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1999155681985302239.kers'
[2026-05-26 16:26:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15839330254859376996.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1999155681985302239.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:26:42] [INFO ] Computed 20 invariants in 4 ms
Computed 20 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-1999155681985302239.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2]
RANDOM walk for 1000000 steps (2 resets) in 1813 ms. (551 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 585 ms. (1706 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[2]
[2026-05-26 16:26:45] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2018333396051936398.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2431350300634117685.kers'
[2026-05-26 16:26:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2018333396051936398.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2431350300634117685.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:26:45] [INFO ] Computed 20 invariants in 7 ms
Computed 20 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2431350300634117685.kers
Total runtime 10 ms.
[2026-05-26 16:26:45] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:26:45] [INFO ] [Real]Absence check using state equation in 182 ms returned sat
[2026-05-26 16:26:45] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:26:45] [INFO ] [Real]Added 330 Read/Feed constraints in 38 ms returned sat
[2026-05-26 16:26:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:26:45] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:26:45] [INFO ] [Nat]Absence check using state equation in 175 ms returned sat
[2026-05-26 16:26:45] [INFO ] [Nat]Added 330 Read/Feed constraints in 87 ms returned sat
[2026-05-26 16:27:30] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44677 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[2]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[2]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 11 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 11 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:27:30] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:27:30] [INFO ] Invariant cache hit.
[2026-05-26 16:27:31] [INFO ] Implicit Places using invariants in 319 ms returned []
[2026-05-26 16:27:31] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:27:31] [INFO ] Invariant cache hit.
[2026-05-26 16:27:31] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:27:33] [INFO ] Implicit Places using invariants and state equation in 2048 ms returned []
Implicit Place search using SMT with State Equation took 2376 ms to find 0 implicit places.
[2026-05-26 16:27:33] [INFO ] Redundant transitions in 14 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2413 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:27:33] [INFO ] Flatten gal took : 17 ms
[2026-05-26 16:27:33] [INFO ] Flatten gal took : 16 ms
[2026-05-26 16:27:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9550166237814938684.gal : 4 ms
[2026-05-26 16:27:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4487934864891689214.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/ReachabilityCardinality9550166237814938684.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4487934864891689214.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 (8 resets) in 202 ms. (197 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4487934864891689214.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 606592 steps, run timeout after 3001 ms. (steps per millisecond=202 ) properties seen :0 out of 2
Probabilistic random walk after 606592 steps, saw 83746 distinct states, run finished after 3001 ms. (steps per millisecond=202 ) properties seen :0
[2026-05-26 16:27:36] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:27:36] [INFO ] Invariant cache hit.
[2026-05-26 16:27:36] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 781 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 23/23 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5520ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 16 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 174 ms. (228 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 616696 steps, run timeout after 3001 ms. (steps per millisecond=205 ) properties seen :0 out of 2
Probabilistic random walk after 616696 steps, saw 84297 distinct states, run finished after 3001 ms. (steps per millisecond=205 ) properties seen :0
[2026-05-26 16:27:44] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:27:44] [INFO ] Invariant cache hit.
[2026-05-26 16:27:44] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 491 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 17 (INCLUDED_ONLY) 0/1309 variables, 20/898 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:28:23] [INFO ] Flatten gal took : 18 ms
[2026-05-26 16:28:23] [INFO ] Applying decomposition
[2026-05-26 16:28:23] [INFO ] Flatten gal took : 16 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/graph9224257073913177483.txt' '-o' '/tmp/graph9224257073913177483.bin' '-w' '/tmp/graph9224257073913177483.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9224257073913177483.bin' '-l' '-1' '-v' '-w' '/tmp/graph9224257073913177483.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:28:23] [INFO ] Decomposing Gal with order
[2026-05-26 16:28:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:28:23] [INFO ] Removed a total of 1607 redundant transitions.
[2026-05-26 16:28:23] [INFO ] Flatten gal took : 46 ms
[2026-05-26 16:28:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 102 labels/synchronizations in 20 ms.
[2026-05-26 16:28:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13500388284369159054.gal : 7 ms
[2026-05-26 16:28:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13055861049767941198.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/ReachabilityCardinality13500388284369159054.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13055861049767941198.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/ReachabilityCardinality13055861049767941198.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 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 24
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :24 after 32
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :32 after 100
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :100 after 310
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :310 after 1470
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1470 after 5862
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5862 after 28816
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :28816 after 109586
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :109586 after 1.14286e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 910 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45011 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 152/152 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45508ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 15 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 11 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:28:30] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:28:30] [INFO ] Invariant cache hit.
[2026-05-26 16:28:30] [INFO ] Implicit Places using invariants in 296 ms returned []
[2026-05-26 16:28:30] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:28:30] [INFO ] Invariant cache hit.
[2026-05-26 16:28:30] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:28:32] [INFO ] Implicit Places using invariants and state equation in 2095 ms returned []
Implicit Place search using SMT with State Equation took 2393 ms to find 0 implicit places.
[2026-05-26 16:28:32] [INFO ] Redundant transitions in 16 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2425 ms. Remains : 406/406 places, 1113/1113 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 840 edges and 406 vertex of which 294 / 406 are part of one of the 42 SCC in 1 ms
Free SCC test removed 252 places
Drop transitions (Empty/Sink Transition effects.) removed 504 transitions
Ensure Unique test removed 252 transitions
Reduce isomorphic transitions removed 756 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 1 place count 154 transition count 315
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 85 place count 112 transition count 315
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 21 rules applied. Total rules applied 106 place count 98 transition count 308
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 113 place count 98 transition count 308
Applied a total of 113 rules in 10 ms. Remains 98 /406 variables (removed 308) and now considering 308/1113 (removed 805) 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-17049565408578303930.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15679108106221264853.kers'
[2026-05-26 16:28:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17049565408578303930.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15679108106221264853.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 308 rows 98 cols 1120 entries
Finished phase 1 with 85 SingleSign rule and 0 generalized
[2026-05-26 16:28:32] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15679108106221264853.kers
Total runtime 1 ms.
[2026-05-26 16:28:32] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2026-05-26 16:28:32] [INFO ] After 99ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-26 16:28:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2026-05-26 16:28:33] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-26 16:28:33] [INFO ] After 90ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-26 16:28:33] [INFO ] After 145ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-26 16:28:33] [INFO ] Flatten gal took : 8 ms
[2026-05-26 16:28:33] [INFO ] Flatten gal took : 6 ms
[2026-05-26 16:28:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15497580785763316882.gal : 1 ms
[2026-05-26 16:28:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11013235266145149777.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/ReachabilityCardinality15497580785763316882.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11013235266145149777.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/ReachabilityCardinality11013235266145149777.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 40
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :40 after 1632
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1632 after 248976
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :248976 after 1.99831e+07
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6.49969e+07,0.82189,25184,2,15304,10,100589,6,0,704,44643,0
Total reachable state count : 64996859

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,93312,0.823499,25224,2,1598,10,100589,7,0,713,44643,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,93312,0.824703,25268,2,1598,10,100589,8,0,721,44643,0
Over-approximation ignoring read arcs solved 0 properties in 1116 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting property specific reduction for Peterson-COL-6-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2292718597806651865.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3818440974175513464.kers'
[2026-05-26 16:28:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2292718597806651865.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3818440974175513464.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:28:33] [INFO ] Computed 20 invariants in 8 ms
Computed 20 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-3818440974175513464.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2]
RANDOM walk for 10000 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[2]
[2026-05-26 16:28:34] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14902680366204933317.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2636171981576780594.kers'
[2026-05-26 16:28:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14902680366204933317.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2636171981576780594.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:28:34] [INFO ] Computed 20 invariants in 8 ms
Computed 20 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2636171981576780594.kers
Total runtime 10 ms.
[2026-05-26 16:28:34] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:28:34] [INFO ] [Real]Absence check using state equation in 174 ms returned sat
[2026-05-26 16:28:34] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:28:34] [INFO ] [Real]Added 330 Read/Feed constraints in 37 ms returned sat
[2026-05-26 16:28:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:28:34] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:28:34] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2026-05-26 16:28:34] [INFO ] [Nat]Added 330 Read/Feed constraints in 87 ms returned sat
[2026-05-26 16:28:39] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:820)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[2]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[2]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 14 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 406/406 places, 1113/1113 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16157467198741190452.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-632671661389645300.kers'
[2026-05-26 16:28:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16157467198741190452.kers, --Pflows, --basisKERS=/tmp/petrispot-output-632671661389645300.kers]
Normalized transition count is 903 out of 1113 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:28:39] [INFO ] Computed 20 invariants in 8 ms
Computed 20 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-632671661389645300.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2]
RANDOM walk for 1000000 steps (2 resets) in 1768 ms. (565 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 573 ms. (1742 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[2]
[2026-05-26 16:28:41] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3630844060974887560.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6737632036577171570.kers'
[2026-05-26 16:28:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3630844060974887560.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6737632036577171570.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 903 rows 399 cols 2310 entries
Finished phase 1 with 386 SingleSign rule and 0 generalized
[2026-05-26 16:28:41] [INFO ] Computed 20 invariants in 2 ms
Computed 20 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6737632036577171570.kers
Total runtime 5 ms.
[2026-05-26 16:28:42] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:28:42] [INFO ] [Real]Absence check using state equation in 177 ms returned sat
[2026-05-26 16:28:42] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:28:42] [INFO ] [Real]Added 330 Read/Feed constraints in 40 ms returned sat
[2026-05-26 16:28:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:28:42] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-26 16:28:42] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2026-05-26 16:28:42] [INFO ] [Nat]Added 330 Read/Feed constraints in 84 ms returned sat
[2026-05-26 16:29:27] [INFO ] Trap strengthening (SAT) tested/added 156/156 trap constraints in 44677 ms
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[2]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[2]
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 11 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 10 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:29:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:29:27] [INFO ] Invariant cache hit.
[2026-05-26 16:29:27] [INFO ] Implicit Places using invariants in 307 ms returned []
[2026-05-26 16:29:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:29:27] [INFO ] Invariant cache hit.
[2026-05-26 16:29:27] [INFO ] State equation strengthened by 330 read => feed constraints.
[2026-05-26 16:29:29] [INFO ] Implicit Places using invariants and state equation in 2132 ms returned []
Implicit Place search using SMT with State Equation took 2442 ms to find 0 implicit places.
[2026-05-26 16:29:29] [INFO ] Redundant transitions in 15 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2478 ms. Remains : 406/406 places, 1113/1113 transitions.
[2026-05-26 16:29:29] [INFO ] Flatten gal took : 20 ms
[2026-05-26 16:29:29] [INFO ] Flatten gal took : 20 ms
RANDOM walk for 40000 steps (8 resets) in 162 ms. (245 steps per ms) remains 2/2 properties
[2026-05-26 16:29:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3849181236000537100.gal : 8 ms
[2026-05-26 16:29:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4364774598864344376.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/ReachabilityCardinality3849181236000537100.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4364774598864344376.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
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality4364774598864344376.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 31
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :31 after 105
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :105 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 364
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :364 after 501
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :501 after 2926
Interrupted probabilistic random walk after 618312 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :0 out of 2
Probabilistic random walk after 618312 steps, saw 84520 distinct states, run finished after 3001 ms. (steps per millisecond=206 ) properties seen :0
[2026-05-26 16:29:32] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:29:32] [INFO ] Invariant cache hit.
[2026-05-26 16:29:32] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 513 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2926 after 6414
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6414 after 9754
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 5628ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 58 ms.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 10 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 406/406 places, 1113/1113 transitions.
RANDOM walk for 40000 steps (8 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 619160 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :0 out of 2
Probabilistic random walk after 619160 steps, saw 84588 distinct states, run finished after 3002 ms. (steps per millisecond=206 ) properties seen :0
[2026-05-26 16:29:41] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:29:41] [INFO ] Invariant cache hit.
[2026-05-26 16:29:41] [INFO ] State equation strengthened by 330 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 42/1309 variables, 42/750 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1309 variables, 6/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/1309 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1309/1309 variables, and 756 constraints, problems are : Problem set: 0 solved, 2 unsolved in 484 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 350/357 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/364 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/364 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 903/1267 variables, 364/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1267 variables, 330/708 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1267 variables, 2/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1267 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 42/1309 variables, 42/752 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1309 variables, 6/758 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9754 after 59811
At refinement iteration 11 (INCLUDED_ONLY) 0/1309 variables, 20/778 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1309 variables, 20/798 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1309 variables, 20/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :59811 after 143508
At refinement iteration 14 (INCLUDED_ONLY) 0/1309 variables, 20/838 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1309 variables, 20/858 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1309 variables, 20/878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Detected timeout of ITS tools.
[2026-05-26 16:30:20] [INFO ] Flatten gal took : 23 ms
[2026-05-26 16:30:20] [INFO ] Applying decomposition
[2026-05-26 16:30:20] [INFO ] Flatten gal took : 27 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/graph17354962597268734762.txt' '-o' '/tmp/graph17354962597268734762.bin' '-w' '/tmp/graph17354962597268734762.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17354962597268734762.bin' '-l' '-1' '-v' '-w' '/tmp/graph17354962597268734762.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:30:20] [INFO ] Decomposing Gal with order
[2026-05-26 16:30:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:30:20] [INFO ] Removed a total of 1613 redundant transitions.
[2026-05-26 16:30:20] [INFO ] Flatten gal took : 46 ms
[2026-05-26 16:30:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-26 16:30:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11306704617787454184.gal : 6 ms
[2026-05-26 16:30:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10296063617194616491.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/ReachabilityCardinality11306704617787454184.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10296063617194616491.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/ReachabilityCardinality10296063617194616491.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 16
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :16 after 24
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :24 after 33
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :33 after 125
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :125 after 312
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :312 after 517
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :517 after 3200
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3200 after 8219
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8219 after 35073
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1309/1309 variables, and 888 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45013 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 406/406 constraints, ReadFeed: 330/330 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 130/130 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45502ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 19 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 406/406 places, 1113/1113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 406/406 places, 1113/1113 transitions.
Applied a total of 0 rules in 18 ms. Remains 406 /406 variables (removed 0) and now considering 1113/1113 (removed 0) transitions.
[2026-05-26 16:30:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:30:27] [INFO ] Invariant cache hit.
[2026-05-26 16:30:27] [INFO ] Implicit Places using invariants in 292 ms returned []
[2026-05-26 16:30:27] [INFO ] Flow matrix only has 903 transitions (discarded 210 similar events)
[2026-05-26 16:30:27] [INFO ] Invariant cache hit.
[2026-05-26 16:30:27] [INFO ] State equation strengthened by 330 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :35073 after 70976
[2026-05-26 16:30:29] [INFO ] Implicit Places using invariants and state equation in 2071 ms returned []
Implicit Place search using SMT with State Equation took 2365 ms to find 0 implicit places.
[2026-05-26 16:30:29] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2405 ms. Remains : 406/406 places, 1113/1113 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 840 edges and 406 vertex of which 294 / 406 are part of one of the 42 SCC in 1 ms
Free SCC test removed 252 places
Drop transitions (Empty/Sink Transition effects.) removed 504 transitions
Ensure Unique test removed 252 transitions
Reduce isomorphic transitions removed 756 transitions.
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 42 Pre rules applied. Total rules applied 1 place count 154 transition count 315
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 85 place count 112 transition count 315
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 21 rules applied. Total rules applied 106 place count 98 transition count 308
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 113 place count 98 transition count 308
Applied a total of 113 rules in 10 ms. Remains 98 /406 variables (removed 308) and now considering 308/1113 (removed 805) 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-16651708739566214742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13587805017038202831.kers'
[2026-05-26 16:30:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16651708739566214742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13587805017038202831.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 308 rows 98 cols 1120 entries
Finished phase 1 with 85 SingleSign rule and 0 generalized
[2026-05-26 16:30:29] [INFO ] Computed 13 invariants in 2 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13587805017038202831.kers
Total runtime 3 ms.
[2026-05-26 16:30:29] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2026-05-26 16:30:29] [INFO ] After 112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-26 16:30:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2026-05-26 16:30:29] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-26 16:30:29] [INFO ] After 93ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-26 16:30:29] [INFO ] After 150ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-26 16:30:29] [INFO ] Flatten gal took : 8 ms
[2026-05-26 16:30:29] [INFO ] Flatten gal took : 6 ms
[2026-05-26 16:30:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14802274489630573438.gal : 2 ms
[2026-05-26 16:30:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14308451396203195174.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/ReachabilityCardinality14802274489630573438.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14308451396203195174.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/ReachabilityCardinality14308451396203195174.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 40
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :40 after 1632
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1632 after 248976
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :248976 after 1.99831e+07
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6.49969e+07,0.778195,25192,2,15304,10,100589,6,0,704,44643,0
Total reachable state count : 64996859

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,93312,0.779574,25192,2,1598,10,100589,7,0,713,44643,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,93312,0.780695,25192,2,1598,10,100589,8,0,721,44643,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 1097 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Ending property specific reduction for Peterson-COL-6-UpperBounds-01 in 116844 ms.
[2026-05-26 16:30:30] [INFO ] Flatten gal took : 16 ms
[2026-05-26 16:30:30] [INFO ] Applying decomposition
[2026-05-26 16:30:30] [INFO ] Flatten gal took : 16 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/graph14006205158787110750.txt' '-o' '/tmp/graph14006205158787110750.bin' '-w' '/tmp/graph14006205158787110750.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14006205158787110750.bin' '-l' '-1' '-v' '-w' '/tmp/graph14006205158787110750.weights' '-q' '0' '-e' '0.001'
[2026-05-26 16:30:30] [INFO ] Decomposing Gal with order
[2026-05-26 16:30:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:30:30] [INFO ] Removed a total of 1575 redundant transitions.
[2026-05-26 16:30:30] [INFO ] Flatten gal took : 38 ms
[2026-05-26 16:30:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 406 labels/synchronizations in 22 ms.
[2026-05-26 16:30:31] [INFO ] Time to serialize gal into /tmp/UpperBounds7620384979664257316.gal : 6 ms
[2026-05-26 16:30:31] [INFO ] Time to serialize properties into /tmp/UpperBounds6585771444601576610.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/UpperBounds7620384979664257316.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6585771444601576610.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 ...304
Loading property file /tmp/UpperBounds6585771444601576610.prop.
Detected timeout of ITS tools.
[2026-05-26 16:57:32] [INFO ] Applying decomposition
[2026-05-26 16:57:33] [INFO ] Flatten gal took : 185 ms
[2026-05-26 16:57:33] [INFO ] Decomposing Gal with order
[2026-05-26 16:57:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-26 16:57:33] [INFO ] Removed a total of 2337 redundant transitions.
[2026-05-26 16:57:33] [INFO ] Flatten gal took : 381 ms
[2026-05-26 16:57:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 79 ms.
[2026-05-26 16:57:34] [INFO ] Time to serialize gal into /tmp/UpperBounds14502172985007523593.gal : 59 ms
[2026-05-26 16:57:34] [INFO ] Time to serialize properties into /tmp/UpperBounds10497288983936142797.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/UpperBounds14502172985007523593.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds10497288983936142797.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 ...306
Loading property file /tmp/UpperBounds10497288983936142797.prop.

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="Peterson-COL-6"
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 Peterson-COL-6, 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 r194-tall-177969914300685"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-6.tgz
mv Peterson-COL-6 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;