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.r207-tall-177969919800107.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 gold2025
Input is PGCD-PT-D05N025, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r207-tall-177969919800107
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 8.0K Mar 8 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 8 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 8 14:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 8 14:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 16 08:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 16 08:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 16 08:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 8 14:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Mar 8 14:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 8 14:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 8 14:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:32 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 12K 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-D05N025-UpperBounds-00
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-01
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-02
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-03
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-04
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-05
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-06
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-07
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-08
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-09
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-10
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-11
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-12
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-13
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-14
FORMULA_NAME PGCD-PT-D05N025-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779721698116

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D05N025
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 15:08:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 15:08:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 15:08:19] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2026-05-25 15:08:19] [INFO ] Transformed 18 places.
[2026-05-25 15:08:19] [INFO ] Transformed 18 transitions.
[2026-05-25 15:08:19] [INFO ] Parsed PT model containing 18 places and 18 transitions and 84 arcs in 141 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 25, 1, 1, 1, 25, 1, 1, 1, 25, 1, 1, 25, 25, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 25, 1, 1, 1, 25, 1, 1, 1, 25, 1, 1, 25, 25, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 18 rows 18 cols
[2026-05-25 15:08:19] [INFO ] Computed 7 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 25, 1, 1, 1, 25, 1, 1, 1, 25, 1, 1, 25, 25, 1, 1] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
RANDOM walk for 10005 steps (2 resets) in 16 ms. (588 steps per ms)
BEST_FIRST walk for 160011 steps (32 resets) in 150 ms. (1059 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[86, 100, 100, 90, 90, 108, 56, 100, 94, 106, 90, 90, 110, 112, 86, 94] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
[2026-05-25 15:08:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:19] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-25 15:08:19] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-25 15:08:19] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2026-05-25 15:08:20] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 14 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 4 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-25 15:08:20] [INFO ] Added : 1 causal constraints over 1 iterations in 12 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 8 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:20] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:20] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:21] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-25 15:08:21] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 7 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:21] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:21] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:08:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-25 15:08:21] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive place invariants in 12 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 3 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:21] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[86, 100, 100, 90, 90, 108, 56, 100, 94, 106, 90, 90, 110, 112, 86, 94] Max Struct:[156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-15 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-08 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-11 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-10 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-06 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-04 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-03 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-07 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA PGCD-PT-D05N025-UpperBounds-02 156 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[156, 154, 154, 150, 153, 152, 156] Max Struct:[156, 156, 156, 156, 156, 156, 156]
Support contains 7 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 17 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:08:22] [INFO ] Invariant cache hit.
[2026-05-25 15:08:22] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 6 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 6/18 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 18/36 variables, 18/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 6/31 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 37 constraints, problems are : Problem set: 0 solved, 6 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 254ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 262ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 300 ms. Remains : 18/18 places, 18/18 transitions.
[2026-05-25 15:08:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[156, 154, 154, 150, 153, 152, 156] Max Struct:[156, 156, 156, 156, 156, 156, 156]
FORMULA PGCD-PT-D05N025-UpperBounds-14 156 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-PT-D05N025-UpperBounds-00 156 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000023 steps (2 resets) in 262 ms. (3802 steps per ms)
BEST_FIRST walk for 5000005 steps (870 resets) in 1777 ms. (2812 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 150, 153, 152] Max Struct:[156, 156, 156, 156, 156]
[2026-05-25 15:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-25 15:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:24] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:08:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:08:24] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 5 ms to minimize.
[2026-05-25 15:08:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:24] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 9 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:24] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:24] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:24] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 0 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2026-05-25 15:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:24] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 150, 153, 152] Max Struct:[156, 156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
Support contains 5 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 18/18 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:08:25] [INFO ] Implicit Places using invariants in 46 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 49 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 51 ms. Remains : 12/18 places, 18/18 transitions.
// Phase 1: matrix 18 rows 12 cols
[2026-05-25 15:08:25] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
RANDOM walk for 1000026 steps (2 resets) in 173 ms. (5747 steps per ms)
BEST_FIRST walk for 5000005 steps (845 resets) in 1352 ms. (3695 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
[2026-05-25 15:08:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:08:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:08:26] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
[2026-05-25 15:08:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2026-05-25 15:08:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:26] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:08:26] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
[2026-05-25 15:08:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2026-05-25 15:08:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:26] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:26] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:26] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:27] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:08:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:08:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:08:27] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:27] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:08:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:08:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:08:27] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-25 15:08:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:08:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:08:27] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:08:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 15:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:08:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:08:27] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:08:27] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:08:27] [INFO ] Invariant cache hit.
[2026-05-25 15:08:27] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 84 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 182ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 182ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 245 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40061 steps (8 resets) in 251 ms. (158 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 162 ms. (245 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 135 ms. (294 steps per ms) remains 10/10 properties
[2026-05-25 15:08:27] [INFO ] Flatten gal took : 17 ms
BEST_FIRST walk for 40002 steps (8 resets) in 111 ms. (357 steps per ms) remains 10/10 properties
[2026-05-25 15:08:27] [INFO ] Flatten gal took : 4 ms
[2026-05-25 15:08:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16350573073006979161.gal : 3 ms
BEST_FIRST walk for 40003 steps (8 resets) in 79 ms. (500 steps per ms) remains 10/10 properties
[2026-05-25 15:08:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality196527889112172481.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16350573073006979161.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality196527889112172481.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality196527889112172481.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :19 after 1651
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :1651 after 6479
BEST_FIRST walk for 40003 steps (8 resets) in 88 ms. (449 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 68 ms. (579 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
BEST_FIRST walk for 40003 steps (9 resets) in 90 ms. (439 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 75 ms. (526 steps per ms) remains 10/10 properties
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 276102 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 10
Probabilistic random walk after 276102 steps, saw 172295 distinct states, run finished after 3005 ms. (steps per millisecond=91 ) properties seen :0
[2026-05-25 15:08:30] [INFO ] Invariant cache hit.
[2026-05-25 15:08:30] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 7/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:08:31] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 5 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 5 solved, 5 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 7/12 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/25 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 5 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 5 solved, 5 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/10 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 209ms problems are : Problem set: 5 solved, 5 unsolved
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Parikh walk visited 0 properties in 4855 ms.
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:08:36] [INFO ] Invariant cache hit.
[2026-05-25 15:08:36] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 90 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 169ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 169ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40077 steps (8 resets) in 54 ms. (728 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 84 ms. (470 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 85 ms. (465 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 320506 steps, run timeout after 3001 ms. (steps per millisecond=106 ) properties seen :0 out of 5
Probabilistic random walk after 320506 steps, saw 198483 distinct states, run finished after 3002 ms. (steps per millisecond=106 ) properties seen :0
[2026-05-25 15:08:39] [INFO ] Invariant cache hit.
[2026-05-25 15:08:39] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
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) 7/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:08:39] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
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) 7/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 5 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 203ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 1710 ms.
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:08:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:08:41] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-25 15:08:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:08:41] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:08:41] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:08:41] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:08:41] [INFO ] Invariant cache hit.
[2026-05-25 15:08:41] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 181ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 182ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 247 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:08:41] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:08:41] [INFO ] Applying decomposition
[2026-05-25 15:08:41] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18361264553121652853.txt' '-o' '/tmp/graph18361264553121652853.bin' '-w' '/tmp/graph18361264553121652853.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18361264553121652853.bin' '-l' '-1' '-v' '-w' '/tmp/graph18361264553121652853.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:08:41] [INFO ] Decomposing Gal with order
[2026-05-25 15:08:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:08:41] [INFO ] Flatten gal took : 31 ms
[2026-05-25 15:08:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:08:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9251225693720592786.gal : 2 ms
[2026-05-25 15:08:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7280553281262373765.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9251225693720592786.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7280553281262373765.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality7280553281262373765.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :32695 after 9.10046e+07
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :2.41765e+13 after 2.41781e+13
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,5 properties remain. new max is 2048
SDD size :2.41781e+13 after 2.5991e+13
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :2.5991e+13 after 2.59947e+13
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :5.08947e+13 after 5.34937e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154, 154, 152, 154, 154] Max Struct:[156, 156, 156, 156, 156]
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2026-05-25 15:09:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10001 steps (2 resets) in 6 ms. (1428 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:[118] Max Struct:[156]
[2026-05-25 15:09:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:09:31] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:09:31] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-25 15:09:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:09:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:09:31] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-25 15:09:31] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:09:31] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:09:31] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:09:31] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[118] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:09:31] [INFO ] Invariant cache hit.
[2026-05-25 15:09:31] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 167ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:09:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000006 steps (2 resets) in 180 ms. (5524 steps per ms)
BEST_FIRST walk for 1000001 steps (176 resets) in 285 ms. (3496 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2026-05-25 15:09:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:09:32] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:09:32] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-25 15:09:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:09:32] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:09:32] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:09:32] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:09:32] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:09:32] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
[2026-05-25 15:09:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2026-05-25 15:09:32] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:09:32] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:09:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:09:32] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 15:09:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:09:32] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:09:32] [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.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:09:32] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:09:32] [INFO ] Invariant cache hit.
[2026-05-25 15:09:32] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 160ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 218 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40078 steps (8 resets) in 35 ms. (1113 steps per ms) remains 2/2 properties
[2026-05-25 15:09:32] [INFO ] Flatten gal took : 10 ms
[2026-05-25 15:09:32] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:09:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14466677602545593817.gal : 1 ms
[2026-05-25 15:09:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9489644207304972482.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14466677602545593817.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9489644207304972482.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9489644207304972482.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
BEST_FIRST walk for 40003 steps (8 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
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 1651
BEST_FIRST walk for 40002 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 709690 steps, run timeout after 3001 ms. (steps per millisecond=236 ) properties seen :0 out of 2
Probabilistic random walk after 709690 steps, saw 438271 distinct states, run finished after 3001 ms. (steps per millisecond=236 ) properties seen :0
[2026-05-25 15:09:35] [INFO ] Invariant cache hit.
[2026-05-25 15:09:35] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:09:35] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 69 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:09:36] [INFO ] Invariant cache hit.
[2026-05-25 15:09:36] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 80 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 180ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40051 steps (8 resets) in 15 ms. (2503 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3021146 steps, run timeout after 3001 ms. (steps per millisecond=1006 ) properties seen :0 out of 1
Probabilistic random walk after 3021146 steps, saw 1761365 distinct states, run finished after 3001 ms. (steps per millisecond=1006 ) properties seen :0
[2026-05-25 15:09:39] [INFO ] Invariant cache hit.
[2026-05-25 15:09:39] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:09:39] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 85 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:09:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:09:39] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 15:09:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:09:39] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:09:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:09:39] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:09:39] [INFO ] Invariant cache hit.
[2026-05-25 15:09:39] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 145ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 145ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 205 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:09:39] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:09:39] [INFO ] Applying decomposition
[2026-05-25 15:09:39] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph13397281555013252290.txt' '-o' '/tmp/graph13397281555013252290.bin' '-w' '/tmp/graph13397281555013252290.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13397281555013252290.bin' '-l' '-1' '-v' '-w' '/tmp/graph13397281555013252290.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:09:39] [INFO ] Decomposing Gal with order
[2026-05-25 15:09:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:09:39] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:09:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:09:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6909686119243022822.gal : 1 ms
[2026-05-25 15:09:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9597751937568380912.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6909686119243022822.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9597751937568380912.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality9597751937568380912.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 9.10046e+07
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.41765e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.41781e+13 after 2.5991e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.5991e+13 after 2.59947e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5.08947e+13 after 5.34937e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-01 in 57993 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2026-05-25 15:10:29] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10005 steps (2 resets) in 3 ms. (2501 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:[110] Max Struct:[156]
[2026-05-25 15:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:10:29] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:10:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:10:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:10:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:10:29] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2026-05-25 15:10:29] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:10:29] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:10:29] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:10:29] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[110] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:10:29] [INFO ] Invariant cache hit.
[2026-05-25 15:10:29] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:10:29] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000023 steps (2 resets) in 205 ms. (4854 steps per ms)
BEST_FIRST walk for 1000001 steps (167 resets) in 267 ms. (3731 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2026-05-25 15:10:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:10:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:10:30] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:10:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:10:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:10:30] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:10:30] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:10:30] [INFO ] [Nat]Added 6 Read/Feed constraints in 3 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:10:30] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 1 ms to minimize.
[2026-05-25 15:10:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2026-05-25 15:10:30] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-25 15:10:30] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:10:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:10:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-25 15:10:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:10:30] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:10:30] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:10:30] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:10:30] [INFO ] Invariant cache hit.
[2026-05-25 15:10:30] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 215 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:10:30] [INFO ] Flatten gal took : 2 ms
RANDOM walk for 40091 steps (8 resets) in 43 ms. (911 steps per ms) remains 2/2 properties
[2026-05-25 15:10:30] [INFO ] Flatten gal took : 6 ms
[2026-05-25 15:10:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3964613135080845330.gal : 0 ms
[2026-05-25 15:10:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2732996915824818045.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3964613135080845330.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2732996915824818045.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2732996915824818045.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 1651
BEST_FIRST walk for 40002 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 711778 steps, run timeout after 3001 ms. (steps per millisecond=237 ) properties seen :0 out of 2
Probabilistic random walk after 711778 steps, saw 439471 distinct states, run finished after 3001 ms. (steps per millisecond=237 ) properties seen :0
[2026-05-25 15:10:33] [INFO ] Invariant cache hit.
[2026-05-25 15:10:33] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:10:33] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:10:33] [INFO ] Invariant cache hit.
[2026-05-25 15:10:33] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 162ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 162ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40035 steps (8 resets) in 18 ms. (2107 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 2664507 steps, run timeout after 3001 ms. (steps per millisecond=887 ) properties seen :0 out of 1
Probabilistic random walk after 2664507 steps, saw 1557253 distinct states, run finished after 3002 ms. (steps per millisecond=887 ) properties seen :0
[2026-05-25 15:10:37] [INFO ] Invariant cache hit.
[2026-05-25 15:10:37] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:10:37] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 144ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 35 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:10:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:10:37] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-25 15:10:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:10:37] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:10:37] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:10:37] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:10:37] [INFO ] Invariant cache hit.
[2026-05-25 15:10:37] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 192ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 301 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:10:37] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:10:37] [INFO ] Applying decomposition
[2026-05-25 15:10:37] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph4732605528981874218.txt' '-o' '/tmp/graph4732605528981874218.bin' '-w' '/tmp/graph4732605528981874218.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4732605528981874218.bin' '-l' '-1' '-v' '-w' '/tmp/graph4732605528981874218.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:10:37] [INFO ] Decomposing Gal with order
[2026-05-25 15:10:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:10:37] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:10:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:10:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18158622749223068561.gal : 1 ms
[2026-05-25 15:10:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13974933045538047176.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18158622749223068561.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13974933045538047176.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality13974933045538047176.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 9.10046e+07
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.41765e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.41781e+13 after 2.41781e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.41781e+13 after 2.5991e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.5991e+13 after 2.59947e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :5.08947e+13 after 5.34937e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-05 in 58011 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2026-05-25 15:11:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10007 steps (2 resets) in 3 ms. (2501 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:[110] Max Struct:[156]
[2026-05-25 15:11:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:11:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:11:27] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:11:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:11:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:11:27] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:11:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:11:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:11:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 0 ms.
[2026-05-25 15:11:27] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[110] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:11:27] [INFO ] Invariant cache hit.
[2026-05-25 15:11:27] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 202ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 202ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 204 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:11:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000021 steps (2 resets) in 177 ms. (5618 steps per ms)
BEST_FIRST walk for 1000001 steps (169 resets) in 309 ms. (3225 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2026-05-25 15:11:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:11:28] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:11:28] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:11:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:11:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:11:28] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:11:28] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:11:28] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:11:28] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:11:28] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:11:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:11:28] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 15:11:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:11:28] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:11:28] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:11:28] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:11:28] [INFO ] Invariant cache hit.
[2026-05-25 15:11:28] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 163ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 230 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:11:28] [INFO ] Flatten gal took : 4 ms
RANDOM walk for 40060 steps (8 resets) in 23 ms. (1669 steps per ms) remains 2/2 properties
[2026-05-25 15:11:28] [INFO ] Flatten gal took : 6 ms
[2026-05-25 15:11:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10560845469354640031.gal : 1 ms
[2026-05-25 15:11:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11388942495945974297.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10560845469354640031.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11388942495945974297.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11388942495945974297.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 1651
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 566161 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 2
Probabilistic random walk after 566161 steps, saw 351092 distinct states, run finished after 3001 ms. (steps per millisecond=188 ) properties seen :0
[2026-05-25 15:11:31] [INFO ] Invariant cache hit.
[2026-05-25 15:11:31] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:11:31] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 26 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:11:32] [INFO ] Invariant cache hit.
[2026-05-25 15:11:32] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40053 steps (8 resets) in 25 ms. (1540 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 2835403 steps, run timeout after 3001 ms. (steps per millisecond=944 ) properties seen :0 out of 1
Probabilistic random walk after 2835403 steps, saw 1656309 distinct states, run finished after 3001 ms. (steps per millisecond=944 ) properties seen :0
[2026-05-25 15:11:35] [INFO ] Invariant cache hit.
[2026-05-25 15:11:35] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:11:35] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 1 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:11:35] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 15:11:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:11:35] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:11:35] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:11:35] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:11:35] [INFO ] Invariant cache hit.
[2026-05-25 15:11:35] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 158ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 217 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:11:35] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:11:35] [INFO ] Applying decomposition
[2026-05-25 15:11:35] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3170976109698336422.txt' '-o' '/tmp/graph3170976109698336422.bin' '-w' '/tmp/graph3170976109698336422.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3170976109698336422.bin' '-l' '-1' '-v' '-w' '/tmp/graph3170976109698336422.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:11:35] [INFO ] Decomposing Gal with order
[2026-05-25 15:11:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:11:35] [INFO ] Flatten gal took : 1 ms
[2026-05-25 15:11:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:11:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16899957035445998451.gal : 0 ms
[2026-05-25 15:11:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18054704798118154522.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16899957035445998451.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18054704798118154522.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality18054704798118154522.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 39234
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :39234 after 2.42747e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4.33137e+13 after 4.42848e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :4.42848e+13 after 4.5449e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.5449e+13 after 4.56159e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4.56159e+13 after 4.67368e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.67368e+13 after 4.67368e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :8.42896e+13 after 8.47946e+13
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.34081e+14 after 1.37674e+14
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[152] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-09 in 57932 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2026-05-25 15:12:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10020 steps (2 resets) in 6 ms. (1431 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:[118] Max Struct:[156]
[2026-05-25 15:12:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:12:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:12:25] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:12:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:12:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:12:25] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-25 15:12:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:25] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2026-05-25 15:12:25] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:12:25] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[118] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[152] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:12:25] [INFO ] Invariant cache hit.
[2026-05-25 15:12:25] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 157ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:12:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[152] Max Struct:[156]
RANDOM walk for 1000021 steps (2 resets) in 214 ms. (4651 steps per ms)
BEST_FIRST walk for 1000001 steps (176 resets) in 267 ms. (3731 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[152] Max Struct:[156]
[2026-05-25 15:12:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:12:26] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:12:26] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-25 15:12:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:12:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:12:26] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-25 15:12:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:12:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:12:26] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[152] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:12:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:26] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-25 15:12:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:26] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:12:26] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:12:26] [INFO ] Invariant cache hit.
[2026-05-25 15:12:26] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 214 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:12:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000067 steps (2 resets) in 193 ms. (5154 steps per ms)
BEST_FIRST walk for 1000001 steps (168 resets) in 296 ms. (3367 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2026-05-25 15:12:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:12:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:12:27] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:12:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:12:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:12:27] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:12:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:27] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:12:27] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:12:27] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:12:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-25 15:12:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:27] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:12:27] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:12:27] [INFO ] Invariant cache hit.
[2026-05-25 15:12:27] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 80 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 203 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:12:27] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:12:27] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:12:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8117792619595769023.gal : 0 ms
[2026-05-25 15:12:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16394653053585252624.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8117792619595769023.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16394653053585252624.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16394653053585252624.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
RANDOM walk for 40035 steps (8 resets) in 29 ms. (1334 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 1651
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 741990 steps, run timeout after 3001 ms. (steps per millisecond=247 ) properties seen :0 out of 2
Probabilistic random walk after 741990 steps, saw 458030 distinct states, run finished after 3001 ms. (steps per millisecond=247 ) properties seen :0
[2026-05-25 15:12:30] [INFO ] Invariant cache hit.
[2026-05-25 15:12:30] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:12:30] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 90 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 131ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:12:30] [INFO ] Invariant cache hit.
[2026-05-25 15:12:30] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 159ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40043 steps (8 resets) in 20 ms. (1906 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 2604875 steps, run timeout after 3001 ms. (steps per millisecond=868 ) properties seen :0 out of 1
Probabilistic random walk after 2604875 steps, saw 1526594 distinct states, run finished after 3001 ms. (steps per millisecond=868 ) properties seen :0
[2026-05-25 15:12:33] [INFO ] Invariant cache hit.
[2026-05-25 15:12:33] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:12:33] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:12:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:34] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-25 15:12:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:12:34] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:12:34] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:12:34] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:12:34] [INFO ] Invariant cache hit.
[2026-05-25 15:12:34] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 92 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 167ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 227 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:12:34] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:12:34] [INFO ] Applying decomposition
[2026-05-25 15:12:34] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph2524222255081944805.txt' '-o' '/tmp/graph2524222255081944805.bin' '-w' '/tmp/graph2524222255081944805.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2524222255081944805.bin' '-l' '-1' '-v' '-w' '/tmp/graph2524222255081944805.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:12:34] [INFO ] Decomposing Gal with order
[2026-05-25 15:12:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:12:34] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:12:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:12:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18302735844410392236.gal : 1 ms
[2026-05-25 15:12:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14863137824732722458.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18302735844410392236.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14863137824732722458.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality14863137824732722458.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 32695
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :32695 after 2.6145e+08
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.41765e+13 after 2.41823e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.41823e+13 after 2.4346e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.4346e+13 after 2.4346e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.4346e+13 after 2.4346e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.4346e+13 after 2.4346e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :8.58763e+13 after 8.6057e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-12 in 58657 ms.
Starting property specific reduction for PGCD-PT-D05N025-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[25] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[25] Max Struct:[156]
Current structural bounds on expressions (Before main loop) : Max Seen:[25] Max Struct:[156]
[2026-05-25 15:13:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[156]
RANDOM walk for 10012 steps (2 resets) in 4 ms. (2002 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:[118] Max Struct:[156]
[2026-05-25 15:13:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:13:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:13:24] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2026-05-25 15:13:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 15:13:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:13:24] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-25 15:13:24] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:24] [INFO ] [Nat]Added 6 Read/Feed constraints in 13 ms returned sat
[2026-05-25 15:13:24] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:13:24] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[118] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[150] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:13:24] [INFO ] Invariant cache hit.
[2026-05-25 15:13:24] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 301ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 301ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 302 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:13:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[150] Max Struct:[156]
RANDOM walk for 1000000 steps (2 resets) in 187 ms. (5319 steps per ms)
BEST_FIRST walk for 1000001 steps (170 resets) in 299 ms. (3333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[150] Max Struct:[156]
[2026-05-25 15:13:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:13:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:13:25] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:13:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:13:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 15:13:25] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2026-05-25 15:13:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:25] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:13:25] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:13:25] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[150] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:13:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:25] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-25 15:13:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:25] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:13:25] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:13:25] [INFO ] Invariant cache hit.
[2026-05-25 15:13:25] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 176ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 176ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:13:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[156]
RANDOM walk for 1000017 steps (2 resets) in 176 ms. (5649 steps per ms)
BEST_FIRST walk for 1000001 steps (167 resets) in 299 ms. (3333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[156]
[2026-05-25 15:13:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:13:26] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:13:26] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2026-05-25 15:13:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 15:13:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 15:13:26] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2026-05-25 15:13:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:26] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2026-05-25 15:13:26] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2026-05-25 15:13:26] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[156]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[156]
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:13:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:26] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-25 15:13:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:26] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:13:26] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:13:26] [INFO ] Invariant cache hit.
[2026-05-25 15:13:26] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 82 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 184ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 184ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 256 ms. Remains : 12/12 places, 18/18 transitions.
[2026-05-25 15:13:26] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:13:26] [INFO ] Flatten gal took : 1 ms
[2026-05-25 15:13:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12145311229651840466.gal : 1 ms
[2026-05-25 15:13:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3349411403763267727.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12145311229651840466.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3349411403763267727.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40044 steps (8 resets) in 21 ms. (1820 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3349411403763267727.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 1651
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1651 after 6479
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :6479 after 2.44742e+06
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.44742e+06 after 3.40467e+10
Interrupted probabilistic random walk after 580907 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :0 out of 2
Probabilistic random walk after 580907 steps, saw 360039 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
[2026-05-25 15:13:29] [INFO ] Invariant cache hit.
[2026-05-25 15:13:29] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
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) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:13:29] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 1 solved, 1 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 1 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 117ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2026-05-25 15:13:29] [INFO ] Invariant cache hit.
[2026-05-25 15:13:29] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 161ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 161ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 12/12 places, 18/18 transitions.
RANDOM walk for 40054 steps (8 resets) in 21 ms. (1820 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.10517e+12 after 2.225e+12
Interrupted probabilistic random walk after 3009620 steps, run timeout after 3001 ms. (steps per millisecond=1002 ) properties seen :0 out of 1
Probabilistic random walk after 3009620 steps, saw 1754601 distinct states, run finished after 3001 ms. (steps per millisecond=1002 ) properties seen :0
[2026-05-25 15:13:32] [INFO ] Invariant cache hit.
[2026-05-25 15:13:32] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 11/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 15:13:32] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 18/30 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 21 constraints, problems are : Problem set: 0 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 18/18 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-25 15:13:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-25 15:13:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 15:13:32] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-25 15:13:32] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 15:13:32] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-25 15:13:32] [INFO ] Invariant cache hit.
[2026-05-25 15:13:32] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 0 solved, 6 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 18/30 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 25 constraints, problems are : Problem set: 0 solved, 6 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 12/12 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 140ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 140ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 12/12 places, 18/18 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 15:13:33] [INFO ] Flatten gal took : 3 ms
[2026-05-25 15:13:33] [INFO ] Applying decomposition
[2026-05-25 15:13:33] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph548820617804961197.txt' '-o' '/tmp/graph548820617804961197.bin' '-w' '/tmp/graph548820617804961197.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph548820617804961197.bin' '-l' '-1' '-v' '-w' '/tmp/graph548820617804961197.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:13:33] [INFO ] Decomposing Gal with order
[2026-05-25 15:13:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:13:33] [INFO ] Flatten gal took : 1 ms
[2026-05-25 15:13:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2026-05-25 15:13:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13846112677083769379.gal : 0 ms
[2026-05-25 15:13:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11325845351256874846.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13846112677083769379.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11325845351256874846.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11325845351256874846.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 286
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :286 after 39234
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :39234 after 3.22365e+10
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4.33137e+13 after 4.33178e+13
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :4.33178e+13 after 4.65226e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.65226e+13 after 4.65226e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4.65226e+13 after 4.65226e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4.65226e+13 after 4.67318e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4.67318e+13 after 4.67324e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[154] Max Struct:[156]
Ending property specific reduction for PGCD-PT-D05N025-UpperBounds-13 in 58841 ms.
[2026-05-25 15:14:23] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:14:23] [INFO ] Applying decomposition
[2026-05-25 15:14:23] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph18368444693945366018.txt' '-o' '/tmp/graph18368444693945366018.bin' '-w' '/tmp/graph18368444693945366018.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18368444693945366018.bin' '-l' '-1' '-v' '-w' '/tmp/graph18368444693945366018.weights' '-q' '0' '-e' '0.001'
[2026-05-25 15:14:23] [INFO ] Decomposing Gal with order
[2026-05-25 15:14:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 15:14:23] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:14:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-25 15:14:23] [INFO ] Time to serialize gal into /tmp/UpperBounds11782591696641201363.gal : 1 ms
[2026-05-25 15:14:23] [INFO ] Time to serialize properties into /tmp/UpperBounds14042677406691531884.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds11782591696641201363.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds14042677406691531884.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...285
Loading property file /tmp/UpperBounds14042677406691531884.prop.
Detected timeout of ITS tools.
[2026-05-25 15:36:24] [INFO ] Flatten gal took : 2 ms
[2026-05-25 15:36:24] [INFO ] Time to serialize gal into /tmp/UpperBounds11380692641623388671.gal : 1 ms
[2026-05-25 15:36:24] [INFO ] Time to serialize properties into /tmp/UpperBounds384064456243641862.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds11380692641623388671.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds384064456243641862.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...304
Loading property file /tmp/UpperBounds384064456243641862.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,1.58554e+15,72.067,1123152,2,3317,5,4.12299e+06,6,0,87,4.252e+06,0
Total reachable state count : 1585536525017640

Verifying 5 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-01 :0 <= p1_2 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-01 154 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-D05N025-UpperBounds-01,0,72.1601,1123152,1,0,7,4.12299e+06,9,1,275,4.252e+06,4
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-05 :0 <= p1_5 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-05 154 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-D05N025-UpperBounds-05,0,72.1809,1123152,1,0,8,4.12299e+06,10,1,437,4.252e+06,5
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-09 :0 <= p1_3 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-09 154 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-D05N025-UpperBounds-09,0,72.2555,1123152,1,0,9,4.12299e+06,11,1,607,4.252e+06,6
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-12 :0 <= p1_4 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-12 154 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-D05N025-UpperBounds-12,0,72.3084,1123152,1,0,10,4.12299e+06,12,1,773,4.252e+06,7
Min sum of variable value : 0
Maximum sum along a path : 154
Bounds property PGCD-PT-D05N025-UpperBounds-13 :0 <= p1_6 <= 154
FORMULA PGCD-PT-D05N025-UpperBounds-13 154 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-D05N025-UpperBounds-13,0,72.3092,1123152,1,0,11,4.12299e+06,13,1,931,4.252e+06,8
Total runtime 1757402 ms.

BK_STOP 1779723456812

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PGCD-PT-D05N025"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is PGCD-PT-D05N025, 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 r207-tall-177969919800107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D05N025.tgz
mv PGCD-PT-D05N025 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 ;