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-177969914400845.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 PGCD-PT-D04N050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914400845
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 8.3K Mar 8 14:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Mar 8 14:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 8 14:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 8 14:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 16 08:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 16 08:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.6K Mar 8 14:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 8 14:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Mar 8 14:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Mar 8 14:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 9.3K 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 PGCD-PT-D04N050-UpperBounds-00
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-01
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-02
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-03
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-04
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-05
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-06
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-07
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-08
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-09
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-10
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-11
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-12
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-13
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-14
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779841886235

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D04N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-27 00:31:27] [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]
[2026-05-27 00:31:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 00:31:27] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2026-05-27 00:31:27] [INFO ] Transformed 15 places.
[2026-05-27 00:31:27] [INFO ] Transformed 15 transitions.
[2026-05-27 00:31:27] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 115 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 11
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 50, 50, 50, 50] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 50, 50, 50, 50] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9064735410100418162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13550674329168920023.kers'
[2026-05-27 00:31:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9064735410100418162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13550674329168920023.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 15 rows 10 cols 40 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 00:31:27] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13550674329168920023.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 50, 50, 50, 50] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 10050 steps (2 resets) in 11 ms. (837 steps per ms)
BEST_FIRST walk for 110008 steps (22 resets) in 102 ms. (1068 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[122, 109, 109, 93, 122, 83, 79, 174, 167, 165, 171] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
[2026-05-27 00:31:27] [INFO ] Invariant cache hit.
[2026-05-27 00:31:27] [INFO ] [Real]Absence check using 1 positive place invariants in 4 ms returned sat
[2026-05-27 00:31:27] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-27 00:31:27] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-27 00:31:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:27] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:27] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:31:27] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:27] [INFO ] [Nat]Added 5 Read/Feed constraints in 7 ms returned sat
[2026-05-27 00:31:27] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 22 ms. Result :sat
Minimization took 56 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 45 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 47 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 39 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 4 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 50 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 238 ms.
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:28] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 502 ms.
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:29] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:31:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:29] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 24 ms.
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:29] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 44 ms.
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:29] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[122, 109, 109, 93, 122, 83, 79, 174, 167, 165, 171] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 251, 251, 249, 251, 251, 79, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
Support contains 11 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 78 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2026-05-27 00:31:30] [INFO ] Invariant cache hit.
[2026-05-27 00:31:30] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 5 unsolved in 90 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 204ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 212ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 314 ms. Remains : 15/15 places, 15/15 transitions.
[2026-05-27 00:31:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[251, 251, 251, 249, 251, 251, 79, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000032 steps (2 resets) in 192 ms. (5181 steps per ms)
BEST_FIRST walk for 11000006 steps (22 resets) in 3199 ms. (3437 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 251, 251, 249, 251, 251, 79, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
[2026-05-27 00:31:34] [INFO ] Invariant cache hit.
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using state equation in 14 ms returned unsat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using state equation in 119 ms returned unsat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using state equation in 241 ms returned unsat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-27 00:31:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:34] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 27 ms.
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 5 ms returned sat
[2026-05-27 00:31:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:34] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using state equation in 6 ms returned unsat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2026-05-27 00:31:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using state equation in 306 ms returned unsat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:31:35] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Minimization took 4504 ms.
[2026-05-27 00:31:39] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:39] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:39] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:31:40] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 17 ms.
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2026-05-27 00:31:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:40] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 28 ms.
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2026-05-27 00:31:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:40] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:40] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:40] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[251, 251, 251, 249, 251, 251, 79, 249, 249, 249, 247] Max Struct:[251, 251, 251, 255, 251, 251, 255, 255, 255, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-11 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-05 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-04 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-02 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-01 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-00 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 79, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255]
Support contains 6 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
[2026-05-27 00:31:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[251, 79, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255]
RANDOM walk for 1000026 steps (2 resets) in 157 ms. (6329 steps per ms)
BEST_FIRST walk for 6000004 steps (12 resets) in 1560 ms. (3843 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 95, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255, 255]
[2026-05-27 00:31:42] [INFO ] Invariant cache hit.
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 30 ms returned unsat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:42] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:42] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 39 ms.
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:31:42] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 18 ms.
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2026-05-27 00:31:42] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:31:42] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 24 ms.
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:42] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-27 00:31:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:42] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:42] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[251, 95, 249, 249, 249, 247] Max Struct:[251, 255, 255, 255, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-14 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-03 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255]
Support contains 5 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
[2026-05-27 00:31:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[251, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255]
RANDOM walk for 1000045 steps (2 resets) in 153 ms. (6493 steps per ms)
BEST_FIRST walk for 5000002 steps (10 resets) in 1345 ms. (3714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 249, 249, 249, 247] Max Struct:[255, 255, 255, 255, 255]
[2026-05-27 00:31:44] [INFO ] Invariant cache hit.
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using state equation in 50 ms returned unsat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:44] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 17 ms.
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2026-05-27 00:31:44] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:44] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 25 ms.
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:44] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:44] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:44] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[251, 249, 249, 249, 247] Max Struct:[251, 255, 255, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-06 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 15/15 places, 15/15 transitions.
[2026-05-27 00:31:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
RANDOM walk for 1000033 steps (2 resets) in 154 ms. (6451 steps per ms)
BEST_FIRST walk for 4000004 steps (8 resets) in 1045 ms. (3824 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
[2026-05-27 00:31:46] [INFO ] Invariant cache hit.
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:31:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:31:46] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 16 ms.
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-27 00:31:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2026-05-27 00:31:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:31:46] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 25 ms.
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:31:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:31:46] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:31:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using 1 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:46] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:31:46] [INFO ] Invariant cache hit.
[2026-05-27 00:31:46] [INFO ] Implicit Places using invariants in 49 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 52 ms to find 5 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 53 ms. Remains : 10/15 places, 15/15 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2999087184665335446.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8840027110789032273.kers'
[2026-05-27 00:31:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2999087184665335446.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8840027110789032273.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 10 cols 40 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-27 00:31:46] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8840027110789032273.kers
Total runtime 0 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
RANDOM walk for 1000001 steps (2 resets) in 127 ms. (7812 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 816 ms. (4895 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
[2026-05-27 00:31:47] [INFO ] Invariant cache hit.
[2026-05-27 00:31:47] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:47] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:47] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:47] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:47] [INFO ] [Nat]Added 5 Read/Feed constraints in 11 ms returned sat
[2026-05-27 00:31:47] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:47] [INFO ] Added : 1 causal constraints over 1 iterations in 24 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:31:47] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:47] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:31:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:47] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:47] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:47] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:47] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 115 ms.
[2026-05-27 00:31:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-27 00:31:48] [INFO ] Added : 1 causal constraints over 1 iterations in 17 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:31:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:31:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:31:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:31:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:31:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:31:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 247] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:31:48] [INFO ] Invariant cache hit.
[2026-05-27 00:31:48] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-27 00:31:48] [INFO ] Invariant cache hit.
[2026-05-27 00:31:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:31:48] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2026-05-27 00:31:48] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-27 00:31:48] [INFO ] Invariant cache hit.
[2026-05-27 00:31:48] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 149ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 150ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40177 steps (8 resets) in 141 ms. (282 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 213 ms. (186 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 8/8 properties
[2026-05-27 00:31:48] [INFO ] Flatten gal took : 14 ms
[2026-05-27 00:31:48] [INFO ] Flatten gal took : 4 ms
[2026-05-27 00:31:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8477432756904101298.gal : 3 ms
[2026-05-27 00:31:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9600943061406504236.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/ReachabilityCardinality8477432756904101298.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9600943061406504236.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/ReachabilityCardinality9600943061406504236.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40003 steps (8 resets) in 185 ms. (215 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40003 steps (8 resets) in 119 ms. (333 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 100 ms. (396 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
BEST_FIRST walk for 40004 steps (8 resets) in 89 ms. (444 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 74 ms. (533 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 94 ms. (421 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 372568 steps, run timeout after 3001 ms. (steps per millisecond=124 ) properties seen :0 out of 8
Probabilistic random walk after 372568 steps, saw 223676 distinct states, run finished after 3012 ms. (steps per millisecond=123 ) properties seen :0
[2026-05-27 00:31:52] [INFO ] Invariant cache hit.
[2026-05-27 00:31:52] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 4 solved, 4 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 4 solved, 4 unsolved in 80 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 190ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 0 properties in 3345 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40104 steps (8 resets) in 28 ms. (1382 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 428996 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 4
Probabilistic random walk after 428996 steps, saw 256476 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
[2026-05-27 00:31:58] [INFO ] Invariant cache hit.
[2026-05-27 00:31:58] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 145 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 256ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 3302 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:32:02] [INFO ] Invariant cache hit.
[2026-05-27 00:32:02] [INFO ] Implicit Places using invariants in 15 ms returned []
[2026-05-27 00:32:02] [INFO ] Invariant cache hit.
[2026-05-27 00:32:02] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:32:02] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2026-05-27 00:32:02] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:32:02] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:32:02] [INFO ] Applying decomposition
[2026-05-27 00:32:02] [INFO ] Flatten gal took : 2 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/graph5866045254992849208.txt' '-o' '/tmp/graph5866045254992849208.bin' '-w' '/tmp/graph5866045254992849208.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5866045254992849208.bin' '-l' '-1' '-v' '-w' '/tmp/graph5866045254992849208.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:32:02] [INFO ] Decomposing Gal with order
[2026-05-27 00:32:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:32:02] [INFO ] Flatten gal took : 49 ms
[2026-05-27 00:32:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:32:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8437617045076606607.gal : 1 ms
[2026-05-27 00:32:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3388820049915576428.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/ReachabilityCardinality8437617045076606607.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3388820049915576428.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality3388820049915576428.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :969 after 88434
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :88434 after 6.21793e+07
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :6.21793e+07 after 9.71162e+12
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :9.71162e+12 after 9.88613e+12
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :9.88613e+12 after 9.88613e+12
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9.88613e+12 after 9.88614e+12
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :9.88614e+12 after 9.88631e+12
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :1.82773e+13 after 1.8686e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (after reachability check) : Max Seen:[249, 249, 249, 247] Max Struct:[254, 254, 254, 254]
[2026-05-27 00:32:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 247] Max Struct:[254, 254, 254, 254]
RANDOM walk for 1000005 steps (2 resets) in 168 ms. (5917 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 838 ms. (4767 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 247] Max Struct:[254, 254, 254, 254]
[2026-05-27 00:32:53] [INFO ] Invariant cache hit.
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:32:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:32:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:32:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-27 00:32:53] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:32:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:32:53] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 110 ms.
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:32:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:32:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:32:53] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 17 ms.
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:32:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:32:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:32:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:32:53] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 247] Max Struct:[254, 254, 254, 254]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 247] Max Struct:[254, 254, 254, 254]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:32:53] [INFO ] Invariant cache hit.
[2026-05-27 00:32:53] [INFO ] Implicit Places using invariants in 15 ms returned []
[2026-05-27 00:32:53] [INFO ] Invariant cache hit.
[2026-05-27 00:32:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:32:53] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2026-05-27 00:32:53] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:32:54] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:32:54] [INFO ] Flatten gal took : 3 ms
[2026-05-27 00:32:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14851305171766372414.gal : 1 ms
[2026-05-27 00:32:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18059198867750743848.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/ReachabilityCardinality14851305171766372414.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18059198867750743848.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/ReachabilityCardinality18059198867750743848.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
RANDOM walk for 40095 steps (8 resets) in 30 ms. (1293 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 33 ms. (1176 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 33 ms. (1176 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 280956 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 8
Probabilistic random walk after 280956 steps, saw 166961 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2026-05-27 00:32:57] [INFO ] Invariant cache hit.
[2026-05-27 00:32:57] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 141 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 4 solved, 4 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 241ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 1 properties in 4355 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40123 steps (8 resets) in 11 ms. (3343 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 27 ms. (1428 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 565483 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 3
Probabilistic random walk after 565483 steps, saw 334432 distinct states, run finished after 3001 ms. (steps per millisecond=188 ) properties seen :0
[2026-05-27 00:33:04] [INFO ] Invariant cache hit.
[2026-05-27 00:33:04] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 3 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 0 solved, 3 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 184ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 2494 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:33:07] [INFO ] Invariant cache hit.
[2026-05-27 00:33:07] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-27 00:33:07] [INFO ] Invariant cache hit.
[2026-05-27 00:33:07] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:33:07] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2026-05-27 00:33:07] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:33:07] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:33:07] [INFO ] Applying decomposition
[2026-05-27 00:33:07] [INFO ] Flatten gal took : 1 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/graph12238602316271961639.txt' '-o' '/tmp/graph12238602316271961639.bin' '-w' '/tmp/graph12238602316271961639.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12238602316271961639.bin' '-l' '-1' '-v' '-w' '/tmp/graph12238602316271961639.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:33:07] [INFO ] Decomposing Gal with order
[2026-05-27 00:33:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:33:07] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:33:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:33:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15819682439019392081.gal : 1 ms
[2026-05-27 00:33:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11517439480467393557.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/ReachabilityCardinality15819682439019392081.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11517439480467393557.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11517439480467393557.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :421209 after 1.52454e+10
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1.66122e+13 after 1.72362e+13
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.72362e+13 after 1.72391e+13
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :1.72391e+13 after 1.72395e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (after reachability check) : Max Seen:[249, 249, 249, 248] Max Struct:[253, 253, 253, 253]
[2026-05-27 00:33:57] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 248] Max Struct:[253, 253, 253, 253]
RANDOM walk for 1000000 steps (2 resets) in 134 ms. (7407 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 807 ms. (4950 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 248] Max Struct:[253, 253, 253, 253]
[2026-05-27 00:33:58] [INFO ] Invariant cache hit.
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:33:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:33:58] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:33:58] [INFO ] [Nat]Added 5 Read/Feed constraints in 9 ms returned sat
[2026-05-27 00:33:58] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:33:58] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:33:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:33:58] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 110 ms.
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:33:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:33:58] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 17 ms.
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-27 00:33:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:33:58] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:33:58] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:33:58] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 248] Max Struct:[253, 253, 253, 253]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 248] Max Struct:[253, 253, 253, 253]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:33:59] [INFO ] Invariant cache hit.
[2026-05-27 00:33:59] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-27 00:33:59] [INFO ] Invariant cache hit.
[2026-05-27 00:33:59] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:33:59] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2026-05-27 00:33:59] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:33:59] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:33:59] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:33:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9890418438475308838.gal : 1 ms
[2026-05-27 00:33:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7035495536462174508.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/ReachabilityCardinality9890418438475308838.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7035495536462174508.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40096 steps (8 resets) in 19 ms. (2004 steps per ms) remains 8/8 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 ...328
Loading property file /tmp/ReachabilityCardinality7035495536462174508.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 28 ms. (1379 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 34 ms. (1142 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
BEST_FIRST walk for 40003 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 445067 steps, run timeout after 3001 ms. (steps per millisecond=148 ) properties seen :0 out of 8
Probabilistic random walk after 445067 steps, saw 265400 distinct states, run finished after 3001 ms. (steps per millisecond=148 ) properties seen :0
[2026-05-27 00:34:02] [INFO ] Invariant cache hit.
[2026-05-27 00:34:02] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 4 solved, 4 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 271ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 1 properties in 8744 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40063 steps (8 resets) in 14 ms. (2670 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 518671 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 3
Probabilistic random walk after 518671 steps, saw 307012 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
[2026-05-27 00:34:14] [INFO ] Invariant cache hit.
[2026-05-27 00:34:14] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 3 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 0 solved, 3 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 2197 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:34:16] [INFO ] Invariant cache hit.
[2026-05-27 00:34:16] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-27 00:34:16] [INFO ] Invariant cache hit.
[2026-05-27 00:34:16] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:34:16] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2026-05-27 00:34:16] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:34:16] [INFO ] Flatten gal took : 4 ms
[2026-05-27 00:34:16] [INFO ] Applying decomposition
[2026-05-27 00:34:16] [INFO ] Flatten gal took : 3 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/graph4547545570461312772.txt' '-o' '/tmp/graph4547545570461312772.bin' '-w' '/tmp/graph4547545570461312772.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4547545570461312772.bin' '-l' '-1' '-v' '-w' '/tmp/graph4547545570461312772.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:34:16] [INFO ] Decomposing Gal with order
[2026-05-27 00:34:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:34:16] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:34:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:34:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14276186142242754987.gal : 0 ms
[2026-05-27 00:34:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3286399722183754424.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/ReachabilityCardinality14276186142242754987.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3286399722183754424.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality3286399722183754424.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :421209 after 1.52454e+10
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66124e+13
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.66124e+13 after 1.72281e+13
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :1.72281e+13 after 1.72285e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (after reachability check) : Max Seen:[249, 249, 249, 249] Max Struct:[252, 252, 252, 252]
[2026-05-27 00:35:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 249] Max Struct:[252, 252, 252, 252]
RANDOM walk for 1000017 steps (2 resets) in 138 ms. (7194 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 827 ms. (4830 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 249] Max Struct:[252, 252, 252, 252]
[2026-05-27 00:35:07] [INFO ] Invariant cache hit.
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:35:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:35:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:35:07] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:35:07] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:35:07] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:35:07] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 15 ms.
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:35:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:35:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:35:07] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 111 ms.
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:07] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:35:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:35:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:08] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:35:08] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:35:08] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:35:08] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 16 ms.
[2026-05-27 00:35:08] [INFO ] [Real]Absence check using 1 positive place invariants in 3 ms returned sat
[2026-05-27 00:35:08] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:35:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:35:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:35:08] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:35:08] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:35:08] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:35:08] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 249] Max Struct:[252, 252, 252, 252]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 249] Max Struct:[252, 252, 252, 252]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:35:08] [INFO ] Invariant cache hit.
[2026-05-27 00:35:08] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-27 00:35:08] [INFO ] Invariant cache hit.
[2026-05-27 00:35:08] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:35:08] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2026-05-27 00:35:08] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:35:08] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:35:08] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:35:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2091145845896914068.gal : 1 ms
RANDOM walk for 40055 steps (8 resets) in 18 ms. (2108 steps per ms) remains 8/8 properties
[2026-05-27 00:35:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13752054506955183740.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/ReachabilityCardinality2091145845896914068.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13752054506955183740.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 8/8 properties
Loading property file /tmp/ReachabilityCardinality13752054506955183740.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40003 steps (8 resets) in 39 ms. (1000 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 53 ms. (740 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 913843 steps, run timeout after 3001 ms. (steps per millisecond=304 ) properties seen :0 out of 8
Probabilistic random walk after 913843 steps, saw 531761 distinct states, run finished after 3001 ms. (steps per millisecond=304 ) properties seen :0
[2026-05-27 00:35:11] [INFO ] Invariant cache hit.
[2026-05-27 00:35:11] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 4 solved, 4 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 913ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 0 properties in 6271 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40072 steps (8 resets) in 18 ms. (2109 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 32 ms. (1212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 23 ms. (1666 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 398281 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 4
Probabilistic random walk after 398281 steps, saw 239129 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
[2026-05-27 00:35:21] [INFO ] Invariant cache hit.
[2026-05-27 00:35:21] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 194ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 4200 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:35:26] [INFO ] Invariant cache hit.
[2026-05-27 00:35:26] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-27 00:35:26] [INFO ] Invariant cache hit.
[2026-05-27 00:35:26] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:35:26] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2026-05-27 00:35:26] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:35:26] [INFO ] Flatten gal took : 3 ms
[2026-05-27 00:35:26] [INFO ] Applying decomposition
[2026-05-27 00:35:26] [INFO ] Flatten gal took : 3 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/graph10005453997072926528.txt' '-o' '/tmp/graph10005453997072926528.bin' '-w' '/tmp/graph10005453997072926528.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10005453997072926528.bin' '-l' '-1' '-v' '-w' '/tmp/graph10005453997072926528.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:35:26] [INFO ] Decomposing Gal with order
[2026-05-27 00:35:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:35:26] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:35:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:35:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8325914700231015932.gal : 1 ms
[2026-05-27 00:35:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10395807804680618159.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/ReachabilityCardinality8325914700231015932.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10395807804680618159.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10395807804680618159.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :969 after 88434
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :88434 after 6.21793e+07
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :9.71328e+12 after 9.87699e+12
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :9.87699e+12 after 9.87699e+12
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :9.87699e+12 after 9.87699e+12
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :9.87699e+12 after 9.87699e+12
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :9.87699e+12 after 9.88371e+12
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :1.82833e+13 after 1.8483e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (after reachability check) : Max Seen:[249, 249, 249, 249] Max Struct:[251, 251, 251, 251]
[2026-05-27 00:36:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 249] Max Struct:[251, 251, 251, 251]
RANDOM walk for 1000030 steps (2 resets) in 125 ms. (7936 steps per ms)
BEST_FIRST walk for 4000001 steps (8 resets) in 823 ms. (4854 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 249] Max Struct:[251, 251, 251, 251]
[2026-05-27 00:36:17] [INFO ] Invariant cache hit.
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:36:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:36:17] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:36:17] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:36:17] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:36:17] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:36:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:36:17] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 112 ms.
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:36:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:36:17] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:36:17] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 16 ms.
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:36:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:36:17] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:36:17] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-27 00:36:17] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 249] Max Struct:[251, 251, 251, 251]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 249] Max Struct:[251, 251, 251, 251]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:36:17] [INFO ] Invariant cache hit.
[2026-05-27 00:36:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-27 00:36:17] [INFO ] Invariant cache hit.
[2026-05-27 00:36:17] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:36:17] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2026-05-27 00:36:17] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40104 steps (8 resets) in 18 ms. (2110 steps per ms) remains 8/8 properties
[2026-05-27 00:36:17] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:36:17] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:36:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10508895916990301268.gal : 1 ms
[2026-05-27 00:36:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15062963322615659153.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/ReachabilityCardinality10508895916990301268.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15062963322615659153.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/ReachabilityCardinality15062963322615659153.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40003 steps (8 resets) in 41 ms. (952 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 31 ms. (1250 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 30 ms. (1290 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 774372 steps, run timeout after 3001 ms. (steps per millisecond=258 ) properties seen :0 out of 8
Probabilistic random walk after 774372 steps, saw 452871 distinct states, run finished after 3001 ms. (steps per millisecond=258 ) properties seen :0
[2026-05-27 00:36:20] [INFO ] Invariant cache hit.
[2026-05-27 00:36:20] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 8/25 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/25 constraints. Problems are: Problem set: 4 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 25 constraints, problems are : Problem set: 4 solved, 4 unsolved in 121 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 280ms problems are : Problem set: 4 solved, 4 unsolved
Parikh walk visited 0 properties in 1939 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40130 steps (8 resets) in 12 ms. (3086 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 1244878 steps, run timeout after 3001 ms. (steps per millisecond=414 ) properties seen :0 out of 4
Probabilistic random walk after 1244878 steps, saw 720689 distinct states, run finished after 3001 ms. (steps per millisecond=414 ) properties seen :0
[2026-05-27 00:36:26] [INFO ] Invariant cache hit.
[2026-05-27 00:36:26] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 197ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1124 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:36:27] [INFO ] Invariant cache hit.
[2026-05-27 00:36:27] [INFO ] Implicit Places using invariants in 13 ms returned []
[2026-05-27 00:36:27] [INFO ] Invariant cache hit.
[2026-05-27 00:36:27] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:36:27] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2026-05-27 00:36:27] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:36:27] [INFO ] Flatten gal took : 7 ms
[2026-05-27 00:36:27] [INFO ] Applying decomposition
[2026-05-27 00:36:27] [INFO ] Flatten gal took : 1 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/graph17047292333991104998.txt' '-o' '/tmp/graph17047292333991104998.bin' '-w' '/tmp/graph17047292333991104998.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17047292333991104998.bin' '-l' '-1' '-v' '-w' '/tmp/graph17047292333991104998.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:36:27] [INFO ] Decomposing Gal with order
[2026-05-27 00:36:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:36:27] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:36:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:36:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1209387282921833251.gal : 1 ms
[2026-05-27 00:36:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17480773951370667773.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/ReachabilityCardinality1209387282921833251.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17480773951370667773.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality17480773951370667773.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :421209 after 1.80997e+10
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66124e+13
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1.66124e+13 after 1.72281e+13
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :1.72281e+13 after 1.72281e+13
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :1.72281e+13 after 1.72286e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (after reachability check) : Max Seen:[249, 249, 249, 249] Max Struct:[250, 250, 250, 250]
[2026-05-27 00:37:17] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 249, 249] Max Struct:[250, 250, 250, 250]
RANDOM walk for 1000041 steps (2 resets) in 126 ms. (7874 steps per ms)
BEST_FIRST walk for 4000004 steps (8 resets) in 813 ms. (4914 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 249, 249] Max Struct:[250, 250, 250, 250]
[2026-05-27 00:37:18] [INFO ] Invariant cache hit.
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:37:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:37:18] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:37:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:37:18] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 16 ms.
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-27 00:37:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:37:18] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 112 ms.
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:37:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:37:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:37:18] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 19 ms.
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:37:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:37:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:37:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-27 00:37:18] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 249, 249] Max Struct:[250, 250, 250, 250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 249, 249] Max Struct:[250, 250, 250, 250]
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:37:19] [INFO ] Invariant cache hit.
[2026-05-27 00:37:19] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-27 00:37:19] [INFO ] Invariant cache hit.
[2026-05-27 00:37:19] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:37:19] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2026-05-27 00:37:19] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:37:19] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:37:19] [INFO ] Flatten gal took : 4 ms
[2026-05-27 00:37:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18165182388229818626.gal : 1 ms
[2026-05-27 00:37:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17091698920664229204.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/ReachabilityCardinality18165182388229818626.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17091698920664229204.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40134 steps (8 resets) in 16 ms. (2360 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 28 ms. (1379 steps per ms) remains 8/8 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17091698920664229204.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 8/8 properties
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 830029 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 8
Probabilistic random walk after 830029 steps, saw 484498 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
[2026-05-27 00:37:22] [INFO ] Invariant cache hit.
[2026-05-27 00:37:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 396ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 2157 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40088 steps (8 resets) in 13 ms. (2863 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 23 ms. (1666 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 38 ms. (1025 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (8 resets) in 26 ms. (1481 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 961510 steps, run timeout after 3001 ms. (steps per millisecond=320 ) properties seen :0 out of 8
Probabilistic random walk after 961510 steps, saw 559403 distinct states, run finished after 3001 ms. (steps per millisecond=320 ) properties seen :0
[2026-05-27 00:37:27] [INFO ] Invariant cache hit.
[2026-05-27 00:37:27] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 145 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 299ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 2155 ms.
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:37:30] [INFO ] Invariant cache hit.
[2026-05-27 00:37:30] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-27 00:37:30] [INFO ] Invariant cache hit.
[2026-05-27 00:37:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:37:30] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2026-05-27 00:37:30] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:37:30] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:37:30] [INFO ] Applying decomposition
[2026-05-27 00:37:30] [INFO ] Flatten gal took : 1 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/graph17126508523051710311.txt' '-o' '/tmp/graph17126508523051710311.bin' '-w' '/tmp/graph17126508523051710311.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17126508523051710311.bin' '-l' '-1' '-v' '-w' '/tmp/graph17126508523051710311.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:37:30] [INFO ] Decomposing Gal with order
[2026-05-27 00:37:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:37:30] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:37:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:37:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12789834480151661614.gal : 0 ms
[2026-05-27 00:37:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6680982933793917107.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/ReachabilityCardinality12789834480151661614.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6680982933793917107.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality6680982933793917107.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :374408 after 4.3858e+09
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66312e+13
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :1.66312e+13 after 1.66339e+13
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :1.66339e+13 after 1.66394e+13
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :1.66394e+13 after 1.6648e+13
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :1.6648e+13 after 1.66484e+13
SDD proceeding with computation,8 properties remain. new max is 16384
SDD size :1.66484e+13 after 1.66484e+13
Detected timeout of ITS tools.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[250]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[250]
[2026-05-27 00:38:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[250]
RANDOM walk for 10013 steps (2 resets) in 5 ms. (1668 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[171] Max Struct:[250]
[2026-05-27 00:38:20] [INFO ] Invariant cache hit.
[2026-05-27 00:38:20] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:38:20] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:38:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:38:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:38:20] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-27 00:38:20] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:38:20] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:38:20] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[171] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[247] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:38:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[247] Max Struct:[250]
RANDOM walk for 1000013 steps (2 resets) in 125 ms. (7936 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 201 ms. (4950 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247] Max Struct:[250]
[2026-05-27 00:38:20] [INFO ] Invariant cache hit.
[2026-05-27 00:38:20] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:38:20] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:38:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:38:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:38:20] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:38:20] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:38:20] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-27 00:38:20] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[247] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:38:20] [INFO ] Invariant cache hit.
[2026-05-27 00:38:21] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-27 00:38:21] [INFO ] Invariant cache hit.
[2026-05-27 00:38:21] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:21] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-27 00:38:21] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:38:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[250]
RANDOM walk for 1000034 steps (2 resets) in 123 ms. (8064 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 198 ms. (5025 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[250]
[2026-05-27 00:38:21] [INFO ] Invariant cache hit.
[2026-05-27 00:38:21] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:38:21] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:38:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:38:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:38:21] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:38:21] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:38:21] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:38:21] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:38:21] [INFO ] Invariant cache hit.
[2026-05-27 00:38:21] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-27 00:38:21] [INFO ] Invariant cache hit.
[2026-05-27 00:38:21] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:21] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2026-05-27 00:38:21] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40077 steps (8 resets) in 14 ms. (2671 steps per ms) remains 2/2 properties
[2026-05-27 00:38:21] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:38:21] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:38:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7055594585689375163.gal : 0 ms
[2026-05-27 00:38:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality518606335051676478.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/ReachabilityCardinality7055594585689375163.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality518606335051676478.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality518606335051676478.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40003 steps (8 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 1205030 steps, run timeout after 3001 ms. (steps per millisecond=401 ) properties seen :0 out of 2
Probabilistic random walk after 1205030 steps, saw 696529 distinct states, run finished after 3001 ms. (steps per millisecond=401 ) properties seen :0
[2026-05-27 00:38:24] [INFO ] Invariant cache hit.
[2026-05-27 00:38:24] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 137ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 114 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40118 steps (8 resets) in 10 ms. (3647 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 14 ms. (2666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1258807 steps, run timeout after 3001 ms. (steps per millisecond=419 ) properties seen :0 out of 2
Probabilistic random walk after 1258807 steps, saw 727335 distinct states, run finished after 3001 ms. (steps per millisecond=419 ) properties seen :0
[2026-05-27 00:38:27] [INFO ] Invariant cache hit.
[2026-05-27 00:38:27] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 139ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 234 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 4 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:38:28] [INFO ] Invariant cache hit.
[2026-05-27 00:38:28] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-27 00:38:28] [INFO ] Invariant cache hit.
[2026-05-27 00:38:28] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:38:28] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2026-05-27 00:38:28] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:38:28] [INFO ] Flatten gal took : 3 ms
[2026-05-27 00:38:28] [INFO ] Applying decomposition
[2026-05-27 00:38:28] [INFO ] Flatten gal took : 2 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/graph10862783784749750390.txt' '-o' '/tmp/graph10862783784749750390.bin' '-w' '/tmp/graph10862783784749750390.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10862783784749750390.bin' '-l' '-1' '-v' '-w' '/tmp/graph10862783784749750390.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:38:28] [INFO ] Decomposing Gal with order
[2026-05-27 00:38:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:38:28] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:38:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:38:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9752270070079970364.gal : 0 ms
[2026-05-27 00:38:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality687064784554194255.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/ReachabilityCardinality9752270070079970364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality687064784554194255.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality687064784554194255.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :374408 after 4.38506e+09
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66312e+13
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.66312e+13 after 1.66339e+13
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.66339e+13 after 1.66398e+13
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.66398e+13 after 1.66433e+13
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.66433e+13 after 1.66484e+13
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.66484e+13 after 1.66484e+13
Detected timeout of ITS tools.
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-07 in 57879 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[250]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[250]
[2026-05-27 00:39:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[250]
RANDOM walk for 10003 steps (2 resets) in 6 ms. (1429 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[173] Max Struct:[250]
[2026-05-27 00:39:18] [INFO ] Invariant cache hit.
[2026-05-27 00:39:18] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:39:18] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:39:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:39:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:39:18] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:39:18] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:39:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:39:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:39:18] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[173] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:39:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[250]
RANDOM walk for 1000000 steps (2 resets) in 122 ms. (8130 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 217 ms. (4587 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[250]
[2026-05-27 00:39:18] [INFO ] Invariant cache hit.
[2026-05-27 00:39:18] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:39:18] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:39:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:39:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:39:18] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:39:18] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:39:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:39:18] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:39:18] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 116 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:39:18] [INFO ] Invariant cache hit.
[2026-05-27 00:39:19] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-27 00:39:19] [INFO ] Invariant cache hit.
[2026-05-27 00:39:19] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:39:19] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2026-05-27 00:39:19] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:39:19] [INFO ] Flatten gal took : 3 ms
[2026-05-27 00:39:19] [INFO ] Flatten gal took : 1 ms
RANDOM walk for 40081 steps (8 resets) in 15 ms. (2505 steps per ms) remains 2/2 properties
[2026-05-27 00:39:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4854165170040502739.gal : 0 ms
[2026-05-27 00:39:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3992449180546816451.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/ReachabilityCardinality4854165170040502739.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3992449180546816451.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 23 ms. (1666 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality3992449180546816451.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 864882 steps, run timeout after 3001 ms. (steps per millisecond=288 ) properties seen :0 out of 2
Probabilistic random walk after 864882 steps, saw 503624 distinct states, run finished after 3001 ms. (steps per millisecond=288 ) properties seen :0
[2026-05-27 00:39:22] [INFO ] Invariant cache hit.
[2026-05-27 00:39:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 226 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40087 steps (8 resets) in 13 ms. (2863 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 866436 steps, run timeout after 3001 ms. (steps per millisecond=288 ) properties seen :0 out of 2
Probabilistic random walk after 866436 steps, saw 504497 distinct states, run finished after 3001 ms. (steps per millisecond=288 ) properties seen :0
[2026-05-27 00:39:25] [INFO ] Invariant cache hit.
[2026-05-27 00:39:25] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 297 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:39:25] [INFO ] Invariant cache hit.
[2026-05-27 00:39:25] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-27 00:39:25] [INFO ] Invariant cache hit.
[2026-05-27 00:39:25] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:39:25] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2026-05-27 00:39:25] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:39:25] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:39:25] [INFO ] Applying decomposition
[2026-05-27 00:39:25] [INFO ] Flatten gal took : 2 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/graph8472351043601500771.txt' '-o' '/tmp/graph8472351043601500771.bin' '-w' '/tmp/graph8472351043601500771.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8472351043601500771.bin' '-l' '-1' '-v' '-w' '/tmp/graph8472351043601500771.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:39:25] [INFO ] Decomposing Gal with order
[2026-05-27 00:39:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:39:25] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:39:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:39:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14081002457600931463.gal : 1 ms
[2026-05-27 00:39:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6716045737262427449.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/ReachabilityCardinality14081002457600931463.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6716045737262427449.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality6716045737262427449.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :421209 after 1.80998e+10
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.66122e+13 after 1.72362e+13
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.72362e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.72391e+13 after 1.72396e+13
Detected timeout of ITS tools.
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-08 in 57662 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[250]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[250]
[2026-05-27 00:40:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[250]
RANDOM walk for 10009 steps (2 resets) in 2 ms. (3336 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[163] Max Struct:[250]
[2026-05-27 00:40:15] [INFO ] Invariant cache hit.
[2026-05-27 00:40:15] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:40:15] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:40:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:40:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:40:16] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:40:16] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:40:16] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:40:16] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:40:16] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[163] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:40:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[250]
RANDOM walk for 1000040 steps (2 resets) in 126 ms. (7874 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 198 ms. (5025 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[250]
[2026-05-27 00:40:16] [INFO ] Invariant cache hit.
[2026-05-27 00:40:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:40:16] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:40:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:40:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:40:16] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:40:16] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:40:16] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:40:16] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:40:16] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:40:16] [INFO ] Invariant cache hit.
[2026-05-27 00:40:16] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-27 00:40:16] [INFO ] Invariant cache hit.
[2026-05-27 00:40:16] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:40:16] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2026-05-27 00:40:16] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:40:16] [INFO ] Flatten gal took : 0 ms
[2026-05-27 00:40:16] [INFO ] Flatten gal took : 0 ms
[2026-05-27 00:40:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12806734595829295680.gal : 0 ms
[2026-05-27 00:40:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14178147297512417589.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/ReachabilityCardinality12806734595829295680.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14178147297512417589.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/ReachabilityCardinality14178147297512417589.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
RANDOM walk for 40093 steps (8 resets) in 46 ms. (853 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40003 steps (8 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 876255 steps, run timeout after 3001 ms. (steps per millisecond=291 ) properties seen :0 out of 2
Probabilistic random walk after 876255 steps, saw 510394 distinct states, run finished after 3001 ms. (steps per millisecond=291 ) properties seen :0
[2026-05-27 00:40:19] [INFO ] Invariant cache hit.
[2026-05-27 00:40:19] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 145ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 249 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40100 steps (8 resets) in 11 ms. (3341 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 891163 steps, run timeout after 3001 ms. (steps per millisecond=296 ) properties seen :0 out of 2
Probabilistic random walk after 891163 steps, saw 519351 distinct states, run finished after 3001 ms. (steps per millisecond=296 ) properties seen :0
[2026-05-27 00:40:23] [INFO ] Invariant cache hit.
[2026-05-27 00:40:23] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 255 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:40:23] [INFO ] Invariant cache hit.
[2026-05-27 00:40:23] [INFO ] Implicit Places using invariants in 14 ms returned []
[2026-05-27 00:40:23] [INFO ] Invariant cache hit.
[2026-05-27 00:40:23] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:40:23] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2026-05-27 00:40:23] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:40:23] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:40:23] [INFO ] Applying decomposition
[2026-05-27 00:40:23] [INFO ] Flatten gal took : 1 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/graph2660579206855513425.txt' '-o' '/tmp/graph2660579206855513425.bin' '-w' '/tmp/graph2660579206855513425.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2660579206855513425.bin' '-l' '-1' '-v' '-w' '/tmp/graph2660579206855513425.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:40:23] [INFO ] Decomposing Gal with order
[2026-05-27 00:40:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:40:23] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:40:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:40:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18327712270073673419.gal : 0 ms
[2026-05-27 00:40:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4033705646850786751.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/ReachabilityCardinality18327712270073673419.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4033705646850786751.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4033705646850786751.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :421209 after 1.52454e+10
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.66122e+13 after 1.72362e+13
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.72362e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.72391e+13 after 1.72395e+13
Detected timeout of ITS tools.
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-10 in 57554 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[250]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[250]
[2026-05-27 00:41:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[250]
RANDOM walk for 10009 steps (2 resets) in 2 ms. (3336 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[177] Max Struct:[250]
[2026-05-27 00:41:13] [INFO ] Invariant cache hit.
[2026-05-27 00:41:13] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:41:13] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:41:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:41:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:41:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:41:13] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:13] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:41:13] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-27 00:41:13] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 67 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[177] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[245] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:41:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[245] Max Struct:[250]
RANDOM walk for 1000003 steps (2 resets) in 126 ms. (7874 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 202 ms. (4926 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[245] Max Struct:[250]
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:41:14] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2026-05-27 00:41:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:41:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:41:14] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-27 00:41:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2026-05-27 00:41:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:41:14] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[245] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:14] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2026-05-27 00:41:14] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[250]
RANDOM walk for 1000052 steps (2 resets) in 128 ms. (7752 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 201 ms. (4950 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[250]
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-27 00:41:14] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-27 00:41:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-27 00:41:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-27 00:41:14] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-27 00:41:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:14] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2026-05-27 00:41:14] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-27 00:41:14] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[250]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[250]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-27 00:41:14] [INFO ] Invariant cache hit.
[2026-05-27 00:41:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:14] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2026-05-27 00:41:14] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 10/10 places, 15/15 transitions.
[2026-05-27 00:41:14] [INFO ] Flatten gal took : 3 ms
[2026-05-27 00:41:14] [INFO ] Flatten gal took : 0 ms
RANDOM walk for 40073 steps (8 resets) in 11 ms. (3339 steps per ms) remains 2/2 properties
[2026-05-27 00:41:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8285084629378573947.gal : 0 ms
[2026-05-27 00:41:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14273942449562944641.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/ReachabilityCardinality8285084629378573947.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14273942449562944641.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/ReachabilityCardinality14273942449562944641.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 905491 steps, run timeout after 3002 ms. (steps per millisecond=301 ) properties seen :0 out of 2
Probabilistic random walk after 905491 steps, saw 526593 distinct states, run finished after 3002 ms. (steps per millisecond=301 ) properties seen :0
[2026-05-27 00:41:17] [INFO ] Invariant cache hit.
[2026-05-27 00:41:17] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 155ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 254 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40030 steps (8 resets) in 13 ms. (2859 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 901339 steps, run timeout after 3001 ms. (steps per millisecond=300 ) properties seen :0 out of 2
Probabilistic random walk after 901339 steps, saw 524693 distinct states, run finished after 3001 ms. (steps per millisecond=300 ) properties seen :0
[2026-05-27 00:41:21] [INFO ] Invariant cache hit.
[2026-05-27 00:41:21] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 2 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 19 constraints, problems are : Problem set: 0 solved, 2 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 156ms 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 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2026-05-27 00:41:21] [INFO ] Invariant cache hit.
[2026-05-27 00:41:21] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-27 00:41:21] [INFO ] Invariant cache hit.
[2026-05-27 00:41:21] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-27 00:41:21] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2026-05-27 00:41:21] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 00:41:21] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:41:21] [INFO ] Applying decomposition
[2026-05-27 00:41:21] [INFO ] Flatten gal took : 1 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/graph16951473579775202203.txt' '-o' '/tmp/graph16951473579775202203.bin' '-w' '/tmp/graph16951473579775202203.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16951473579775202203.bin' '-l' '-1' '-v' '-w' '/tmp/graph16951473579775202203.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:41:21] [INFO ] Decomposing Gal with order
[2026-05-27 00:41:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:41:21] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:41:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:41:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17266170592296027403.gal : 0 ms
[2026-05-27 00:41:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4375222767549591034.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/ReachabilityCardinality17266170592296027403.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4375222767549591034.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4375222767549591034.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :374408 after 4.5324e+09
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66312e+13
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.66312e+13 after 1.66312e+13
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.66312e+13 after 1.66312e+13
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.66312e+13 after 1.66312e+13
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.66312e+13 after 1.72281e+13
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.72281e+13 after 1.72285e+13
Detected timeout of ITS tools.
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-13 in 58076 ms.
[2026-05-27 00:42:11] [INFO ] Flatten gal took : 2 ms
[2026-05-27 00:42:11] [INFO ] Applying decomposition
[2026-05-27 00:42:11] [INFO ] Flatten gal took : 1 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/graph10615989472785426473.txt' '-o' '/tmp/graph10615989472785426473.bin' '-w' '/tmp/graph10615989472785426473.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10615989472785426473.bin' '-l' '-1' '-v' '-w' '/tmp/graph10615989472785426473.weights' '-q' '0' '-e' '0.001'
[2026-05-27 00:42:11] [INFO ] Decomposing Gal with order
[2026-05-27 00:42:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 00:42:11] [INFO ] Flatten gal took : 1 ms
[2026-05-27 00:42:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-27 00:42:11] [INFO ] Time to serialize gal into /tmp/UpperBounds5131336315626596491.gal : 0 ms
[2026-05-27 00:42:11] [INFO ] Time to serialize properties into /tmp/UpperBounds14605492967643815236.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/UpperBounds5131336315626596491.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds14605492967643815236.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...284
Loading property file /tmp/UpperBounds14605492967643815236.prop.
Detected timeout of ITS tools.
[2026-05-27 01:05:45] [INFO ] Flatten gal took : 2 ms
[2026-05-27 01:05:45] [INFO ] Time to serialize gal into /tmp/UpperBounds3997634336934329400.gal : 1 ms
[2026-05-27 01:05:45] [INFO ] Time to serialize properties into /tmp/UpperBounds7196833267006870600.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/UpperBounds3997634336934329400.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds7196833267006870600.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/UpperBounds7196833267006870600.prop.
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,9.33482e+14,248.453,2214868,2,4596,5,7.96874e+06,6,0,74,8.07218e+06,0
Total reachable state count : 933481841500756

Verifying 4 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-07 :0 <= p1_2 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-09 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-15 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-07 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D04N050-UpperBounds-07,0,248.7,2214868,1,0,7,7.96874e+06,9,1,351,8.07218e+06,4
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-08 :0 <= p1_3 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-08 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D04N050-UpperBounds-08,0,248.891,2214868,1,0,8,7.96874e+06,10,1,612,8.07218e+06,5
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-10 :0 <= p1_5 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-12 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-10 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D04N050-UpperBounds-10,0,248.893,2214868,1,0,9,7.96874e+06,11,1,865,8.07218e+06,6
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-13 :0 <= p1_4 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-13 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D04N050-UpperBounds-13,0,248.957,2214868,1,0,10,7.96874e+06,12,1,1122,8.07218e+06,7
Total runtime 2307701 ms.

BK_STOP 1779844195172

--------------------
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="PGCD-PT-D04N050"
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 PGCD-PT-D04N050, 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-177969914400845"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N050.tgz
mv PGCD-PT-D04N050 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 ;