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.r047-tall-177946846500090.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 CANInsertWithFailure-PT-020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tall-177946846500090
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.1M
-rw-r--r-- 1 mcc users 6.3K Mar 6 09:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Mar 6 09:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 09:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 09:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 07:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 07:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Mar 6 09:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 201K Mar 6 09:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 6 09:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 6 09:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.6M Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-00
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-01
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-02
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-03
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-04
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-05
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-06
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-07
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-08
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-09
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-10
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-11
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-12
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-13
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-14
FORMULA_NAME CANInsertWithFailure-PT-020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779485547894

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-22 21:32:29] [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]
[2026-05-22 21:32:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 21:32:29] [INFO ] Load time of PNML (sax parser for PT used): 182 ms
[2026-05-22 21:32:29] [INFO ] Transformed 1044 places.
[2026-05-22 21:32:29] [INFO ] Transformed 2520 transitions.
[2026-05-22 21:32:29] [INFO ] Parsed PT model containing 1044 places and 2520 transitions and 6800 arcs in 282 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 2520 rows 1044 cols
[2026-05-22 21:32:29] [INFO ] Computed 23 invariants in 92 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[20, 20, 20, 20, 1, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1]
RANDOM walk for 10000 steps (21 resets) in 66 ms. (149 steps per ms)
FORMULA CANInsertWithFailure-PT-020-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANInsertWithFailure-PT-020-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANInsertWithFailure-PT-020-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANInsertWithFailure-PT-020-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120012 steps (24 resets) in 130 ms. (916 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 0, 1, 1, 1, 5, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
[2026-05-22 21:32:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:30] [INFO ] [Real]Absence check using 21 positive place invariants in 27 ms returned sat
[2026-05-22 21:32:30] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 11 ms returned sat
[2026-05-22 21:32:30] [INFO ] [Real]Absence check using state equation in 527 ms returned sat
[2026-05-22 21:32:30] [INFO ] State equation strengthened by 780 read => feed constraints.
[2026-05-22 21:32:30] [INFO ] [Real]Added 780 Read/Feed constraints in 97 ms returned sat
[2026-05-22 21:32:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:31] [INFO ] [Nat]Absence check using 21 positive place invariants in 17 ms returned sat
[2026-05-22 21:32:31] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:31] [INFO ] [Nat]Absence check using state equation in 490 ms returned sat
[2026-05-22 21:32:31] [INFO ] [Nat]Added 780 Read/Feed constraints in 192 ms returned sat
[2026-05-22 21:32:32] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 116 ms.
[2026-05-22 21:32:32] [INFO ] Added : 11 causal constraints over 3 iterations in 598 ms. Result :sat
Minimization took 1148 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:33] [INFO ] [Real]Absence check using 21 positive place invariants in 16 ms returned sat
[2026-05-22 21:32:33] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:34] [INFO ] [Real]Absence check using state equation in 530 ms returned sat
[2026-05-22 21:32:34] [INFO ] [Real]Added 780 Read/Feed constraints in 84 ms returned sat
[2026-05-22 21:32:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:34] [INFO ] [Nat]Absence check using 21 positive place invariants in 17 ms returned sat
[2026-05-22 21:32:34] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:35] [INFO ] [Nat]Absence check using state equation in 522 ms returned sat
[2026-05-22 21:32:35] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:32:35] [INFO ] [Nat]Added 780 Read/Feed constraints in 575 ms returned sat
[2026-05-22 21:32:35] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 102 ms.
[2026-05-22 21:32:37] [INFO ] Added : 55 causal constraints over 11 iterations in 1354 ms. Result :sat
Minimization took 721 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:38] [INFO ] [Real]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:38] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:32:38] [INFO ] [Real]Absence check using state equation in 466 ms returned sat
[2026-05-22 21:32:38] [INFO ] [Real]Added 780 Read/Feed constraints in 73 ms returned sat
[2026-05-22 21:32:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:38] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:38] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:39] [INFO ] [Nat]Absence check using state equation in 457 ms returned sat
[2026-05-22 21:32:39] [INFO ] [Nat]Added 780 Read/Feed constraints in 211 ms returned sat
[2026-05-22 21:32:39] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 150 ms.
[2026-05-22 21:32:40] [INFO ] Added : 11 causal constraints over 3 iterations in 585 ms. Result :sat
Minimization took 724 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:41] [INFO ] [Real]Absence check using 21 positive place invariants in 14 ms returned sat
[2026-05-22 21:32:41] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:41] [INFO ] [Real]Absence check using state equation in 498 ms returned sat
[2026-05-22 21:32:41] [INFO ] [Real]Added 780 Read/Feed constraints in 68 ms returned sat
[2026-05-22 21:32:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:41] [INFO ] [Nat]Absence check using 21 positive place invariants in 16 ms returned sat
[2026-05-22 21:32:41] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:42] [INFO ] [Nat]Absence check using state equation in 486 ms returned sat
[2026-05-22 21:32:42] [INFO ] [Nat]Added 780 Read/Feed constraints in 328 ms returned sat
[2026-05-22 21:32:42] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 130 ms.
[2026-05-22 21:32:43] [INFO ] Added : 37 causal constraints over 8 iterations in 1018 ms. Result :sat
Minimization took 742 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:44] [INFO ] [Real]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:44] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:32:45] [INFO ] [Real]Absence check using state equation in 529 ms returned sat
[2026-05-22 21:32:45] [INFO ] [Real]Added 780 Read/Feed constraints in 78 ms returned sat
[2026-05-22 21:32:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:45] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:45] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:46] [INFO ] [Nat]Absence check using state equation in 528 ms returned sat
[2026-05-22 21:32:46] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:32:46] [INFO ] [Nat]Added 780 Read/Feed constraints in 646 ms returned sat
[2026-05-22 21:32:46] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 111 ms.
[2026-05-22 21:32:47] [INFO ] Added : 38 causal constraints over 8 iterations in 1012 ms. Result :sat
Minimization took 748 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:48] [INFO ] [Real]Absence check using 21 positive place invariants in 14 ms returned sat
[2026-05-22 21:32:48] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:32:49] [INFO ] [Real]Absence check using state equation in 522 ms returned sat
[2026-05-22 21:32:49] [INFO ] [Real]Added 780 Read/Feed constraints in 96 ms returned sat
[2026-05-22 21:32:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:49] [INFO ] [Nat]Absence check using 21 positive place invariants in 19 ms returned sat
[2026-05-22 21:32:49] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:32:50] [INFO ] [Nat]Absence check using state equation in 515 ms returned sat
[2026-05-22 21:32:50] [INFO ] [Nat]Added 780 Read/Feed constraints in 416 ms returned sat
[2026-05-22 21:32:50] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 128 ms.
[2026-05-22 21:32:51] [INFO ] Added : 58 causal constraints over 12 iterations in 1418 ms. Result :sat
Minimization took 769 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:52] [INFO ] [Real]Absence check using 21 positive place invariants in 20 ms returned sat
[2026-05-22 21:32:52] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 9 ms returned sat
[2026-05-22 21:32:53] [INFO ] [Real]Absence check using state equation in 523 ms returned sat
[2026-05-22 21:32:53] [INFO ] [Real]Added 780 Read/Feed constraints in 70 ms returned sat
[2026-05-22 21:32:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:53] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:53] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:32:54] [INFO ] [Nat]Absence check using state equation in 550 ms returned sat
[2026-05-22 21:32:54] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:32:54] [INFO ] [Nat]Added 780 Read/Feed constraints in 624 ms returned sat
[2026-05-22 21:32:55] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 108 ms.
[2026-05-22 21:32:56] [INFO ] Added : 74 causal constraints over 15 iterations in 1652 ms. Result :sat
Minimization took 728 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:57] [INFO ] [Real]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:32:57] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:32:58] [INFO ] [Real]Absence check using state equation in 580 ms returned sat
[2026-05-22 21:32:58] [INFO ] [Real]Added 780 Read/Feed constraints in 85 ms returned sat
[2026-05-22 21:32:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:32:58] [INFO ] [Nat]Absence check using 21 positive place invariants in 16 ms returned sat
[2026-05-22 21:32:58] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:32:58] [INFO ] [Nat]Absence check using state equation in 587 ms returned sat
[2026-05-22 21:32:59] [INFO ] [Nat]Added 780 Read/Feed constraints in 361 ms returned sat
[2026-05-22 21:32:59] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 113 ms.
[2026-05-22 21:33:00] [INFO ] Added : 54 causal constraints over 11 iterations in 1393 ms. Result :sat
Minimization took 716 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:01] [INFO ] [Real]Absence check using 21 positive place invariants in 13 ms returned sat
[2026-05-22 21:33:01] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:02] [INFO ] [Real]Absence check using state equation in 451 ms returned sat
[2026-05-22 21:33:02] [INFO ] [Real]Added 780 Read/Feed constraints in 68 ms returned sat
[2026-05-22 21:33:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:02] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:33:02] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:02] [INFO ] [Nat]Absence check using state equation in 434 ms returned sat
[2026-05-22 21:33:03] [INFO ] [Nat]Added 780 Read/Feed constraints in 393 ms returned sat
[2026-05-22 21:33:03] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 115 ms.
[2026-05-22 21:33:04] [INFO ] Added : 37 causal constraints over 8 iterations in 979 ms. Result :sat
Minimization took 752 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:05] [INFO ] [Real]Absence check using 21 positive place invariants in 14 ms returned sat
[2026-05-22 21:33:05] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:33:05] [INFO ] [Real]Absence check using state equation in 538 ms returned sat
[2026-05-22 21:33:05] [INFO ] [Real]Added 780 Read/Feed constraints in 97 ms returned sat
[2026-05-22 21:33:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:05] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:33:05] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:06] [INFO ] [Nat]Absence check using state equation in 507 ms returned sat
[2026-05-22 21:33:06] [INFO ] [Nat]Added 780 Read/Feed constraints in 354 ms returned sat
[2026-05-22 21:33:07] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 116 ms.
[2026-05-22 21:33:08] [INFO ] Added : 63 causal constraints over 13 iterations in 1464 ms. Result :sat
Minimization took 797 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:09] [INFO ] [Real]Absence check using 21 positive place invariants in 25 ms returned sat
[2026-05-22 21:33:09] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:33:09] [INFO ] [Real]Absence check using state equation in 547 ms returned sat
[2026-05-22 21:33:09] [INFO ] [Real]Added 780 Read/Feed constraints in 68 ms returned sat
[2026-05-22 21:33:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:10] [INFO ] [Nat]Absence check using 21 positive place invariants in 14 ms returned sat
[2026-05-22 21:33:10] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:10] [INFO ] [Nat]Absence check using state equation in 552 ms returned sat
[2026-05-22 21:33:10] [INFO ] [Nat]Added 780 Read/Feed constraints in 237 ms returned sat
[2026-05-22 21:33:11] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 120 ms.
[2026-05-22 21:33:12] [INFO ] Added : 37 causal constraints over 8 iterations in 1005 ms. Result :sat
Minimization took 684 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:12] [INFO ] [Real]Absence check using 21 positive place invariants in 14 ms returned sat
[2026-05-22 21:33:12] [INFO ] [Real]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:13] [INFO ] [Real]Absence check using state equation in 557 ms returned sat
[2026-05-22 21:33:13] [INFO ] [Real]Added 780 Read/Feed constraints in 119 ms returned sat
[2026-05-22 21:33:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:33:13] [INFO ] [Nat]Absence check using 21 positive place invariants in 15 ms returned sat
[2026-05-22 21:33:13] [INFO ] [Nat]Absence check using 21 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:33:14] [INFO ] [Nat]Absence check using state equation in 581 ms returned sat
[2026-05-22 21:33:14] [INFO ] [Nat]Added 780 Read/Feed constraints in 540 ms returned sat
[2026-05-22 21:33:15] [INFO ] Computed and/alt/rep : 2440/3980/2440 causal constraints (skipped 60 transitions) in 105 ms.
[2026-05-22 21:33:15] [INFO ] Added : 39 causal constraints over 8 iterations in 973 ms. Result :sat
Minimization took 773 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 0, 1, 1, 1, 5, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 0, 1, 1, 1, 5, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Support contains 12 out of 1044 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1044/1044 places, 2520/2520 transitions.
Graph (complete) has 3501 edges and 1044 vertex of which 1043 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 138 transitions
Trivial Post-agglo rules discarded 138 transitions
Performed 138 trivial Post agglomeration. Transition count delta: 138
Iterating post reduction 0 with 138 rules applied. Total rules applied 139 place count 1043 transition count 2382
Reduce places removed 138 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 139 rules applied. Total rules applied 278 place count 905 transition count 2381
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 279 place count 904 transition count 2381
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 279 place count 904 transition count 2380
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 281 place count 903 transition count 2380
Performed 320 Post agglomeration using F-continuation condition.Transition count delta: 320
Deduced a syphon composed of 320 places in 1 ms
Reduce places removed 320 places and 0 transitions.
Iterating global reduction 3 with 640 rules applied. Total rules applied 921 place count 583 transition count 2060
Drop transitions (Redundant composition of simpler transitions.) removed 285 transitions
Redundant transition composition rules discarded 285 transitions
Iterating global reduction 3 with 285 rules applied. Total rules applied 1206 place count 583 transition count 1775
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1207 place count 583 transition count 1774
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1208 place count 582 transition count 1774
Partial Free-agglomeration rule applied 504 times.
Drop transitions (Partial Free agglomeration) removed 504 transitions
Iterating global reduction 4 with 504 rules applied. Total rules applied 1712 place count 582 transition count 1774
Partial Free-agglomeration rule applied 23 times.
Drop transitions (Partial Free agglomeration) removed 23 transitions
Iterating global reduction 4 with 23 rules applied. Total rules applied 1735 place count 582 transition count 1774
Applied a total of 1735 rules in 442 ms. Remains 582 /1044 variables (removed 462) and now considering 1774/2520 (removed 746) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 453 ms. Remains : 582/1044 places, 1774/2520 transitions.
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:33:17] [INFO ] Computed 22 invariants in 25 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 1, 0, 1, 1, 1, 5, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
RANDOM walk for 1000000 steps (8824 resets) in 4676 ms. (213 steps per ms)
BEST_FIRST walk for 12000010 steps (4202 resets) in 8700 ms. (1379 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 12, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
[2026-05-22 21:33:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:30] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:30] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:30] [INFO ] [Real]Absence check using state equation in 294 ms returned sat
[2026-05-22 21:33:31] [INFO ] State equation strengthened by 1585 read => feed constraints.
[2026-05-22 21:33:31] [INFO ] [Real]Added 1585 Read/Feed constraints in 134 ms returned sat
[2026-05-22 21:33:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:31] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:31] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:31] [INFO ] [Nat]Absence check using state equation in 289 ms returned sat
[2026-05-22 21:33:31] [INFO ] [Nat]Added 1585 Read/Feed constraints in 158 ms returned sat
[2026-05-22 21:33:31] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 80 ms.
[2026-05-22 21:33:32] [INFO ] Added : 9 causal constraints over 2 iterations in 366 ms. Result :sat
Minimization took 3902 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:36] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:36] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:36] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2026-05-22 21:33:36] [INFO ] [Real]Added 1585 Read/Feed constraints in 140 ms returned sat
[2026-05-22 21:33:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:36] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:36] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:37] [INFO ] [Nat]Absence check using state equation in 280 ms returned sat
[2026-05-22 21:33:37] [INFO ] [Nat]Added 1585 Read/Feed constraints in 193 ms returned sat
[2026-05-22 21:33:37] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 82 ms.
[2026-05-22 21:33:37] [INFO ] Added : 11 causal constraints over 3 iterations in 458 ms. Result :sat
Minimization took 4370 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:42] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:42] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:42] [INFO ] [Real]Absence check using state equation in 280 ms returned sat
[2026-05-22 21:33:42] [INFO ] [Real]Added 1585 Read/Feed constraints in 138 ms returned sat
[2026-05-22 21:33:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:42] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:42] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:43] [INFO ] [Nat]Absence check using state equation in 294 ms returned sat
[2026-05-22 21:33:43] [INFO ] [Nat]Added 1585 Read/Feed constraints in 158 ms returned sat
[2026-05-22 21:33:43] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 80 ms.
[2026-05-22 21:33:43] [INFO ] Added : 6 causal constraints over 2 iterations in 330 ms. Result :sat
Minimization took 3008 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:46] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:46] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:47] [INFO ] [Real]Absence check using state equation in 292 ms returned sat
[2026-05-22 21:33:47] [INFO ] [Real]Added 1585 Read/Feed constraints in 136 ms returned sat
[2026-05-22 21:33:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:47] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:47] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:47] [INFO ] [Nat]Absence check using state equation in 298 ms returned sat
[2026-05-22 21:33:47] [INFO ] [Nat]Added 1585 Read/Feed constraints in 176 ms returned sat
[2026-05-22 21:33:47] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 84 ms.
[2026-05-22 21:33:48] [INFO ] Added : 8 causal constraints over 2 iterations in 356 ms. Result :sat
Minimization took 4410 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:52] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:52] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:33:53] [INFO ] [Real]Absence check using state equation in 285 ms returned sat
[2026-05-22 21:33:53] [INFO ] [Real]Added 1585 Read/Feed constraints in 137 ms returned sat
[2026-05-22 21:33:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:53] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:53] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:53] [INFO ] [Nat]Absence check using state equation in 283 ms returned sat
[2026-05-22 21:33:53] [INFO ] [Nat]Added 1585 Read/Feed constraints in 167 ms returned sat
[2026-05-22 21:33:53] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 73 ms.
[2026-05-22 21:33:54] [INFO ] Added : 10 causal constraints over 2 iterations in 374 ms. Result :sat
Minimization took 3793 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:58] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:33:58] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:33:58] [INFO ] [Real]Absence check using state equation in 333 ms returned sat
[2026-05-22 21:33:58] [INFO ] [Real]Added 1585 Read/Feed constraints in 153 ms returned sat
[2026-05-22 21:33:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:33:58] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:33:58] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:33:59] [INFO ] [Nat]Absence check using state equation in 299 ms returned sat
[2026-05-22 21:33:59] [INFO ] [Nat]Added 1585 Read/Feed constraints in 166 ms returned sat
[2026-05-22 21:33:59] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 85 ms.
[2026-05-22 21:33:59] [INFO ] Added : 5 causal constraints over 1 iterations in 292 ms. Result :sat
Minimization took 3682 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:03] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:03] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:03] [INFO ] [Real]Absence check using state equation in 352 ms returned sat
[2026-05-22 21:34:03] [INFO ] [Real]Added 1585 Read/Feed constraints in 188 ms returned sat
[2026-05-22 21:34:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:04] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:04] [INFO ] [Nat]Absence check using state equation in 325 ms returned sat
[2026-05-22 21:34:04] [INFO ] [Nat]Added 1585 Read/Feed constraints in 335 ms returned sat
[2026-05-22 21:34:04] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 80 ms.
[2026-05-22 21:34:05] [INFO ] Added : 13 causal constraints over 3 iterations in 494 ms. Result :sat
Minimization took 2902 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:08] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:08] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:08] [INFO ] [Real]Absence check using state equation in 286 ms returned sat
[2026-05-22 21:34:08] [INFO ] [Real]Added 1585 Read/Feed constraints in 132 ms returned sat
[2026-05-22 21:34:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:08] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:34:08] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:34:09] [INFO ] [Nat]Absence check using state equation in 281 ms returned sat
[2026-05-22 21:34:09] [INFO ] [Nat]Added 1585 Read/Feed constraints in 136 ms returned sat
[2026-05-22 21:34:09] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 75 ms.
[2026-05-22 21:34:09] [INFO ] Added : 12 causal constraints over 3 iterations in 436 ms. Result :sat
Minimization took 2946 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:12] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:12] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:13] [INFO ] [Real]Absence check using state equation in 277 ms returned sat
[2026-05-22 21:34:13] [INFO ] [Real]Added 1585 Read/Feed constraints in 141 ms returned sat
[2026-05-22 21:34:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:13] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:34:13] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:34:13] [INFO ] [Nat]Absence check using state equation in 288 ms returned sat
[2026-05-22 21:34:13] [INFO ] [Nat]Added 1585 Read/Feed constraints in 155 ms returned sat
[2026-05-22 21:34:14] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 78 ms.
[2026-05-22 21:34:14] [INFO ] Added : 10 causal constraints over 2 iterations in 345 ms. Result :sat
Minimization took 3912 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:18] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:18] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:18] [INFO ] [Real]Absence check using state equation in 280 ms returned sat
[2026-05-22 21:34:18] [INFO ] [Real]Added 1585 Read/Feed constraints in 129 ms returned sat
[2026-05-22 21:34:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:18] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:19] [INFO ] [Nat]Absence check using state equation in 293 ms returned sat
[2026-05-22 21:34:19] [INFO ] [Nat]Added 1585 Read/Feed constraints in 157 ms returned sat
[2026-05-22 21:34:19] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 71 ms.
[2026-05-22 21:34:19] [INFO ] Added : 9 causal constraints over 2 iterations in 353 ms. Result :sat
Minimization took 3815 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:23] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:23] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:23] [INFO ] [Real]Absence check using state equation in 281 ms returned sat
[2026-05-22 21:34:24] [INFO ] [Real]Added 1585 Read/Feed constraints in 119 ms returned sat
[2026-05-22 21:34:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:24] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:34:24] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:24] [INFO ] [Nat]Absence check using state equation in 288 ms returned sat
[2026-05-22 21:34:24] [INFO ] [Nat]Added 1585 Read/Feed constraints in 210 ms returned sat
[2026-05-22 21:34:24] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 78 ms.
[2026-05-22 21:34:25] [INFO ] Added : 8 causal constraints over 2 iterations in 342 ms. Result :sat
Minimization took 4337 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:29] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:29] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:29] [INFO ] [Real]Absence check using state equation in 272 ms returned sat
[2026-05-22 21:34:30] [INFO ] [Real]Added 1585 Read/Feed constraints in 121 ms returned sat
[2026-05-22 21:34:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:34:30] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:34:30] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:34:30] [INFO ] [Nat]Absence check using state equation in 298 ms returned sat
[2026-05-22 21:34:30] [INFO ] [Nat]Added 1585 Read/Feed constraints in 176 ms returned sat
[2026-05-22 21:34:30] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 83 ms.
[2026-05-22 21:34:31] [INFO ] Added : 8 causal constraints over 2 iterations in 343 ms. Result :sat
Minimization took 3614 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 12, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 19, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Support contains 12 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Applied a total of 0 rules in 27 ms. Remains 582 /582 variables (removed 0) and now considering 1774/1774 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 582/582 places, 1774/1774 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Applied a total of 0 rules in 25 ms. Remains 582 /582 variables (removed 0) and now considering 1774/1774 (removed 0) transitions.
[2026-05-22 21:34:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:34:35] [INFO ] Implicit Places using invariants in 486 ms returned []
[2026-05-22 21:34:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:34:35] [INFO ] State equation strengthened by 1585 read => feed constraints.
[2026-05-22 21:34:42] [INFO ] Implicit Places using invariants and state equation in 7431 ms returned []
Implicit Place search using SMT with State Equation took 7921 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:34:42] [INFO ] Redundant transitions in 92 ms returned []
Running 1754 sub problems to find dead transitions.
[2026-05-22 21:34:43] [INFO ] Invariant cache hit.
[2026-05-22 21:34:43] [INFO ] State equation strengthened by 1585 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/581 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/581 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:34:59] [INFO ] Deduced a trap composed of 2 places in 240 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:34:59] [INFO ] Deduced a trap composed of 25 places in 241 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:34:59] [INFO ] Deduced a trap composed of 25 places in 237 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 24 places in 200 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 25 places in 186 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 25 places in 188 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 25 places in 161 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:00] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 144 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:01] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:02] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:02] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:02] [INFO ] Deduced a trap composed of 26 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:02] [INFO ] Deduced a trap composed of 26 places in 60 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/581 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:02] [INFO ] Deduced a trap composed of 25 places in 242 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:03] [INFO ] Deduced a trap composed of 25 places in 228 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:03] [INFO ] Deduced a trap composed of 25 places in 205 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:03] [INFO ] Deduced a trap composed of 25 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:03] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:03] [INFO ] Deduced a trap composed of 25 places in 162 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 189 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 26 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:04] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 26 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 25 places in 239 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:05] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:06] [INFO ] Deduced a trap composed of 25 places in 215 ms of which 26 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/581 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 581/2356 variables, and 62 constraints, problems are : Problem set: 0 solved, 1754 unsolved in 30071 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/582 constraints, ReadFeed: 0/1585 constraints, PredecessorRefiner: 1754/1754 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/581 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/581 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/581 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:15] [INFO ] Deduced a trap composed of 25 places in 188 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:15] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:15] [INFO ] Deduced a trap composed of 25 places in 178 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:15] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:15] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:16] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 26 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 24 places in 184 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:17] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 19 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/581 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:18] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:18] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:18] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:19] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:19] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:19] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:20] [INFO ] Deduced a trap composed of 24 places in 226 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:20] [INFO ] Deduced a trap composed of 25 places in 216 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:20] [INFO ] Deduced a trap composed of 25 places in 203 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:20] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:21] [INFO ] Deduced a trap composed of 25 places in 187 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:21] [INFO ] Deduced a trap composed of 25 places in 162 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:21] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:21] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:21] [INFO ] Deduced a trap composed of 25 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:22] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:22] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:22] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:22] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:22] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/581 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:23] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:24] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:25] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:25] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:25] [INFO ] Deduced a trap composed of 25 places in 210 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 184 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:26] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 26 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:27] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:28] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:28] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:28] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:29] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:30] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/581 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:31] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:31] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:31] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:32] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:35] [INFO ] Deduced a trap composed of 24 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:39] [INFO ] Deduced a trap composed of 2 places in 159 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:39] [INFO ] Deduced a trap composed of 2 places in 173 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:40] [INFO ] Deduced a trap composed of 2 places in 162 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:40] [INFO ] Deduced a trap composed of 2 places in 170 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:40] [INFO ] Deduced a trap composed of 2 places in 187 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:40] [INFO ] Deduced a trap composed of 2 places in 203 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:40] [INFO ] Deduced a trap composed of 2 places in 210 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:41] [INFO ] Deduced a trap composed of 2 places in 214 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:41] [INFO ] Deduced a trap composed of 2 places in 212 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:41] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/581 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:41] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 25 places in 191 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 26 places in 133 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:42] [INFO ] Deduced a trap composed of 26 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:35:43] [INFO ] Deduced a trap composed of 26 places in 56 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/2356 variables, and 195 constraints, problems are : Problem set: 0 solved, 1754 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/582 constraints, ReadFeed: 0/1585 constraints, PredecessorRefiner: 0/1754 constraints, Known Traps: 173/173 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60735ms problems are : Problem set: 0 solved, 1754 unsolved
Search for dead transitions found 0 dead transitions in 60757ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68831 ms. Remains : 582/582 places, 1774/1774 transitions.
[2026-05-22 21:35:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 1, 19, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
RANDOM walk for 1000000 steps (8845 resets) in 4438 ms. (225 steps per ms)
BEST_FIRST walk for 12000011 steps (4262 resets) in 8465 ms. (1417 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 19, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
[2026-05-22 21:35:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:35:56] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:35:56] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:35:57] [INFO ] [Real]Absence check using state equation in 285 ms returned sat
[2026-05-22 21:35:57] [INFO ] State equation strengthened by 1585 read => feed constraints.
[2026-05-22 21:35:57] [INFO ] [Real]Added 1585 Read/Feed constraints in 134 ms returned sat
[2026-05-22 21:35:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:35:57] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:35:57] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:35:57] [INFO ] [Nat]Absence check using state equation in 290 ms returned sat
[2026-05-22 21:35:57] [INFO ] [Nat]Added 1585 Read/Feed constraints in 161 ms returned sat
[2026-05-22 21:35:57] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 77 ms.
[2026-05-22 21:35:58] [INFO ] Added : 9 causal constraints over 2 iterations in 332 ms. Result :sat
Minimization took 3883 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:02] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:02] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:02] [INFO ] [Real]Absence check using state equation in 277 ms returned sat
[2026-05-22 21:36:02] [INFO ] [Real]Added 1585 Read/Feed constraints in 134 ms returned sat
[2026-05-22 21:36:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:02] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:03] [INFO ] [Nat]Absence check using state equation in 288 ms returned sat
[2026-05-22 21:36:03] [INFO ] [Nat]Added 1585 Read/Feed constraints in 193 ms returned sat
[2026-05-22 21:36:03] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 77 ms.
[2026-05-22 21:36:03] [INFO ] Added : 11 causal constraints over 3 iterations in 451 ms. Result :sat
Minimization took 3453 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:07] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:36:07] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:07] [INFO ] [Real]Absence check using state equation in 268 ms returned sat
[2026-05-22 21:36:07] [INFO ] [Real]Added 1585 Read/Feed constraints in 132 ms returned sat
[2026-05-22 21:36:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:07] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:08] [INFO ] [Nat]Absence check using state equation in 276 ms returned sat
[2026-05-22 21:36:08] [INFO ] [Nat]Added 1585 Read/Feed constraints in 154 ms returned sat
[2026-05-22 21:36:08] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 80 ms.
[2026-05-22 21:36:08] [INFO ] Added : 6 causal constraints over 2 iterations in 338 ms. Result :sat
Minimization took 2931 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:11] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:11] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:11] [INFO ] [Real]Absence check using state equation in 270 ms returned sat
[2026-05-22 21:36:12] [INFO ] [Real]Added 1585 Read/Feed constraints in 125 ms returned sat
[2026-05-22 21:36:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:12] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:12] [INFO ] [Nat]Absence check using state equation in 275 ms returned sat
[2026-05-22 21:36:12] [INFO ] [Nat]Added 1585 Read/Feed constraints in 169 ms returned sat
[2026-05-22 21:36:12] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 81 ms.
[2026-05-22 21:36:13] [INFO ] Added : 8 causal constraints over 2 iterations in 342 ms. Result :sat
Minimization took 3942 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:17] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:17] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:17] [INFO ] [Real]Absence check using state equation in 264 ms returned sat
[2026-05-22 21:36:17] [INFO ] [Real]Added 1585 Read/Feed constraints in 125 ms returned sat
[2026-05-22 21:36:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:17] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:17] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:17] [INFO ] [Nat]Absence check using state equation in 283 ms returned sat
[2026-05-22 21:36:18] [INFO ] [Nat]Added 1585 Read/Feed constraints in 162 ms returned sat
[2026-05-22 21:36:18] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 79 ms.
[2026-05-22 21:36:18] [INFO ] Added : 10 causal constraints over 2 iterations in 389 ms. Result :sat
Minimization took 3613 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:22] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:22] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:22] [INFO ] [Real]Absence check using state equation in 278 ms returned sat
[2026-05-22 21:36:22] [INFO ] [Real]Added 1585 Read/Feed constraints in 132 ms returned sat
[2026-05-22 21:36:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:22] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:23] [INFO ] [Nat]Absence check using state equation in 278 ms returned sat
[2026-05-22 21:36:23] [INFO ] [Nat]Added 1585 Read/Feed constraints in 163 ms returned sat
[2026-05-22 21:36:23] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 78 ms.
[2026-05-22 21:36:23] [INFO ] Added : 5 causal constraints over 1 iterations in 282 ms. Result :sat
Minimization took 3551 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:27] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:27] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:36:27] [INFO ] [Real]Absence check using state equation in 284 ms returned sat
[2026-05-22 21:36:27] [INFO ] [Real]Added 1585 Read/Feed constraints in 103 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:27] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:36:27] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:28] [INFO ] [Real]Absence check using state equation in 258 ms returned sat
[2026-05-22 21:36:28] [INFO ] [Real]Added 1585 Read/Feed constraints in 124 ms returned sat
[2026-05-22 21:36:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:28] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:28] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:28] [INFO ] [Nat]Absence check using state equation in 267 ms returned sat
[2026-05-22 21:36:28] [INFO ] [Nat]Added 1585 Read/Feed constraints in 130 ms returned sat
[2026-05-22 21:36:28] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 73 ms.
[2026-05-22 21:36:29] [INFO ] Added : 12 causal constraints over 3 iterations in 422 ms. Result :sat
Minimization took 2869 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:32] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:32] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:32] [INFO ] [Real]Absence check using state equation in 269 ms returned sat
[2026-05-22 21:36:32] [INFO ] [Real]Added 1585 Read/Feed constraints in 136 ms returned sat
[2026-05-22 21:36:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:32] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:32] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:33] [INFO ] [Nat]Absence check using state equation in 281 ms returned sat
[2026-05-22 21:36:33] [INFO ] [Nat]Added 1585 Read/Feed constraints in 153 ms returned sat
[2026-05-22 21:36:33] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 73 ms.
[2026-05-22 21:36:33] [INFO ] Added : 10 causal constraints over 2 iterations in 342 ms. Result :sat
Minimization took 3849 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:37] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-22 21:36:37] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:37] [INFO ] [Real]Absence check using state equation in 269 ms returned sat
[2026-05-22 21:36:37] [INFO ] [Real]Added 1585 Read/Feed constraints in 122 ms returned sat
[2026-05-22 21:36:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:38] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:38] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2026-05-22 21:36:38] [INFO ] [Nat]Added 1585 Read/Feed constraints in 146 ms returned sat
[2026-05-22 21:36:38] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 78 ms.
[2026-05-22 21:36:38] [INFO ] Added : 9 causal constraints over 2 iterations in 341 ms. Result :sat
Minimization took 3807 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:42] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:42] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:43] [INFO ] [Real]Absence check using state equation in 282 ms returned sat
[2026-05-22 21:36:43] [INFO ] [Real]Added 1585 Read/Feed constraints in 119 ms returned sat
[2026-05-22 21:36:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:43] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:36:43] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:43] [INFO ] [Nat]Absence check using state equation in 266 ms returned sat
[2026-05-22 21:36:43] [INFO ] [Nat]Added 1585 Read/Feed constraints in 198 ms returned sat
[2026-05-22 21:36:43] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 70 ms.
[2026-05-22 21:36:44] [INFO ] Added : 8 causal constraints over 2 iterations in 327 ms. Result :sat
Minimization took 4259 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:48] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:48] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:36:48] [INFO ] [Real]Absence check using state equation in 294 ms returned sat
[2026-05-22 21:36:49] [INFO ] [Real]Added 1585 Read/Feed constraints in 126 ms returned sat
[2026-05-22 21:36:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:36:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:36:49] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:36:49] [INFO ] [Nat]Absence check using state equation in 276 ms returned sat
[2026-05-22 21:36:49] [INFO ] [Nat]Added 1585 Read/Feed constraints in 172 ms returned sat
[2026-05-22 21:36:49] [INFO ] Computed and/alt/rep : 1264/3703/1264 causal constraints (skipped 490 transitions) in 74 ms.
[2026-05-22 21:36:50] [INFO ] Added : 8 causal constraints over 2 iterations in 329 ms. Result :sat
Minimization took 3533 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 19, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 19, 20, 20, 20, 20, 20]
FORMULA CANInsertWithFailure-PT-020-UpperBounds-07 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Support contains 11 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Partial Free-agglomeration rule applied 55 times.
Drop transitions (Partial Free agglomeration) removed 55 transitions
Iterating global reduction 0 with 55 rules applied. Total rules applied 55 place count 582 transition count 1774
Applied a total of 55 rules in 52 ms. Remains 582 /582 variables (removed 0) and now considering 1774/1774 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 582/582 places, 1774/1774 transitions.
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:36:53] [INFO ] Computed 22 invariants in 17 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
RANDOM walk for 1000000 steps (9002 resets) in 4574 ms. (218 steps per ms)
BEST_FIRST walk for 11000011 steps (4486 resets) in 8030 ms. (1369 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
[2026-05-22 21:37:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:06] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:37:06] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:06] [INFO ] [Real]Absence check using state equation in 272 ms returned sat
[2026-05-22 21:37:06] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:37:06] [INFO ] [Real]Added 1640 Read/Feed constraints in 160 ms returned sat
[2026-05-22 21:37:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2026-05-22 21:37:07] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:37:07] [INFO ] [Nat]Absence check using state equation in 300 ms returned sat
[2026-05-22 21:37:07] [INFO ] [Nat]Added 1640 Read/Feed constraints in 159 ms returned sat
[2026-05-22 21:37:07] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 81 ms.
[2026-05-22 21:37:08] [INFO ] Added : 11 causal constraints over 3 iterations in 599 ms. Result :sat
Minimization took 4029 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:12] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:37:12] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:37:12] [INFO ] [Real]Absence check using state equation in 276 ms returned sat
[2026-05-22 21:37:12] [INFO ] [Real]Added 1640 Read/Feed constraints in 188 ms returned sat
[2026-05-22 21:37:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:12] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:13] [INFO ] [Nat]Absence check using state equation in 284 ms returned sat
[2026-05-22 21:37:13] [INFO ] [Nat]Added 1640 Read/Feed constraints in 162 ms returned sat
[2026-05-22 21:37:13] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 77 ms.
[2026-05-22 21:37:13] [INFO ] Added : 8 causal constraints over 2 iterations in 349 ms. Result :sat
Minimization took 3475 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:17] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:37:17] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 11 ms returned sat
[2026-05-22 21:37:17] [INFO ] [Real]Absence check using state equation in 267 ms returned sat
[2026-05-22 21:37:17] [INFO ] [Real]Added 1640 Read/Feed constraints in 209 ms returned sat
[2026-05-22 21:37:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:18] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:37:18] [INFO ] [Nat]Absence check using state equation in 265 ms returned sat
[2026-05-22 21:37:18] [INFO ] [Nat]Added 1640 Read/Feed constraints in 129 ms returned sat
[2026-05-22 21:37:18] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 84 ms.
[2026-05-22 21:37:18] [INFO ] Added : 11 causal constraints over 3 iterations in 426 ms. Result :sat
Minimization took 3065 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:22] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:22] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:22] [INFO ] [Real]Absence check using state equation in 277 ms returned sat
[2026-05-22 21:37:22] [INFO ] [Real]Added 1640 Read/Feed constraints in 129 ms returned sat
[2026-05-22 21:37:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:22] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:22] [INFO ] [Nat]Absence check using state equation in 262 ms returned sat
[2026-05-22 21:37:23] [INFO ] [Nat]Added 1640 Read/Feed constraints in 176 ms returned sat
[2026-05-22 21:37:23] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 71 ms.
[2026-05-22 21:37:23] [INFO ] Added : 14 causal constraints over 3 iterations in 403 ms. Result :sat
Minimization took 4503 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:28] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:28] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:28] [INFO ] [Real]Absence check using state equation in 282 ms returned sat
[2026-05-22 21:37:28] [INFO ] [Real]Added 1640 Read/Feed constraints in 168 ms returned sat
[2026-05-22 21:37:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:28] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:37:28] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:29] [INFO ] [Nat]Absence check using state equation in 280 ms returned sat
[2026-05-22 21:37:29] [INFO ] [Nat]Added 1640 Read/Feed constraints in 145 ms returned sat
[2026-05-22 21:37:29] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 69 ms.
[2026-05-22 21:37:29] [INFO ] Added : 8 causal constraints over 2 iterations in 350 ms. Result :sat
Minimization took 3479 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:33] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:33] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:33] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2026-05-22 21:37:33] [INFO ] [Real]Added 1640 Read/Feed constraints in 190 ms returned sat
[2026-05-22 21:37:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:33] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:33] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:34] [INFO ] [Nat]Absence check using state equation in 294 ms returned sat
[2026-05-22 21:37:34] [INFO ] [Nat]Added 1640 Read/Feed constraints in 145 ms returned sat
[2026-05-22 21:37:34] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 71 ms.
[2026-05-22 21:37:34] [INFO ] Added : 5 causal constraints over 1 iterations in 275 ms. Result :sat
Minimization took 3279 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:37] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:37] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:38] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2026-05-22 21:37:38] [INFO ] [Real]Added 1640 Read/Feed constraints in 152 ms returned sat
[2026-05-22 21:37:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:37:38] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:38] [INFO ] [Nat]Absence check using state equation in 290 ms returned sat
[2026-05-22 21:37:39] [INFO ] [Nat]Added 1640 Read/Feed constraints in 152 ms returned sat
[2026-05-22 21:37:39] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 80 ms.
[2026-05-22 21:37:39] [INFO ] Added : 10 causal constraints over 2 iterations in 365 ms. Result :sat
Minimization took 4501 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:43] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-22 21:37:43] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 7 ms returned sat
[2026-05-22 21:37:44] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2026-05-22 21:37:44] [INFO ] [Real]Added 1640 Read/Feed constraints in 183 ms returned sat
[2026-05-22 21:37:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:44] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:44] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:37:44] [INFO ] [Nat]Absence check using state equation in 282 ms returned sat
[2026-05-22 21:37:45] [INFO ] [Nat]Added 1640 Read/Feed constraints in 144 ms returned sat
[2026-05-22 21:37:45] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 73 ms.
[2026-05-22 21:37:45] [INFO ] Added : 8 causal constraints over 2 iterations in 368 ms. Result :sat
Minimization took 4171 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:49] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:37:49] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:37:50] [INFO ] [Real]Absence check using state equation in 285 ms returned sat
[2026-05-22 21:37:50] [INFO ] [Real]Added 1640 Read/Feed constraints in 172 ms returned sat
[2026-05-22 21:37:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:50] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-22 21:37:50] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:37:50] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2026-05-22 21:37:50] [INFO ] [Nat]Added 1640 Read/Feed constraints in 151 ms returned sat
[2026-05-22 21:37:50] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 72 ms.
[2026-05-22 21:37:51] [INFO ] Added : 7 causal constraints over 2 iterations in 344 ms. Result :sat
Minimization took 4024 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:55] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:55] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:55] [INFO ] [Real]Absence check using state equation in 259 ms returned sat
[2026-05-22 21:37:55] [INFO ] [Real]Added 1640 Read/Feed constraints in 130 ms returned sat
[2026-05-22 21:37:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:37:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:37:55] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:37:56] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2026-05-22 21:37:56] [INFO ] [Nat]Added 1640 Read/Feed constraints in 179 ms returned sat
[2026-05-22 21:37:56] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 73 ms.
[2026-05-22 21:37:56] [INFO ] Added : 7 causal constraints over 2 iterations in 342 ms. Result :sat
Minimization took 4123 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:38:00] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:38:00] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:38:01] [INFO ] [Real]Absence check using state equation in 285 ms returned sat
[2026-05-22 21:38:01] [INFO ] [Real]Added 1640 Read/Feed constraints in 179 ms returned sat
[2026-05-22 21:38:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:38:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:38:01] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 9 ms returned sat
[2026-05-22 21:38:01] [INFO ] [Nat]Absence check using state equation in 265 ms returned sat
[2026-05-22 21:38:02] [INFO ] [Nat]Added 1640 Read/Feed constraints in 211 ms returned sat
[2026-05-22 21:38:02] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 73 ms.
[2026-05-22 21:38:02] [INFO ] Added : 6 causal constraints over 2 iterations in 359 ms. Result :sat
Minimization took 3459 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Support contains 11 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Applied a total of 0 rules in 30 ms. Remains 582 /582 variables (removed 0) and now considering 1774/1774 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 582/582 places, 1774/1774 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Applied a total of 0 rules in 26 ms. Remains 582 /582 variables (removed 0) and now considering 1774/1774 (removed 0) transitions.
[2026-05-22 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:38:06] [INFO ] Implicit Places using invariants in 433 ms returned []
[2026-05-22 21:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:38:06] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:38:13] [INFO ] Implicit Places using invariants and state equation in 7124 ms returned []
Implicit Place search using SMT with State Equation took 7561 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:38:13] [INFO ] Redundant transitions in 103 ms returned []
Running 1754 sub problems to find dead transitions.
[2026-05-22 21:38:13] [INFO ] Invariant cache hit.
[2026-05-22 21:38:13] [INFO ] State equation strengthened by 1640 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/581 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/581 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:29] [INFO ] Deduced a trap composed of 2 places in 216 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:29] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:29] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:29] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:30] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:30] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:30] [INFO ] Deduced a trap composed of 24 places in 175 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:30] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:30] [INFO ] Deduced a trap composed of 24 places in 173 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 161 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 130 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 24 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:31] [INFO ] Deduced a trap composed of 27 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:32] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:32] [INFO ] Deduced a trap composed of 24 places in 219 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:32] [INFO ] Deduced a trap composed of 25 places in 213 ms of which 26 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/581 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:33] [INFO ] Deduced a trap composed of 2 places in 226 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:33] [INFO ] Deduced a trap composed of 2 places in 232 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:33] [INFO ] Deduced a trap composed of 2 places in 237 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:33] [INFO ] Deduced a trap composed of 2 places in 225 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:33] [INFO ] Deduced a trap composed of 2 places in 218 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:34] [INFO ] Deduced a trap composed of 2 places in 238 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:34] [INFO ] Deduced a trap composed of 2 places in 236 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:34] [INFO ] Deduced a trap composed of 2 places in 237 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:34] [INFO ] Deduced a trap composed of 2 places in 246 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:35] [INFO ] Deduced a trap composed of 2 places in 253 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:35] [INFO ] Deduced a trap composed of 2 places in 237 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:35] [INFO ] Deduced a trap composed of 2 places in 254 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:36] [INFO ] Deduced a trap composed of 2 places in 242 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:36] [INFO ] Deduced a trap composed of 2 places in 255 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:36] [INFO ] Deduced a trap composed of 2 places in 230 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:36] [INFO ] Deduced a trap composed of 2 places in 250 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:37] [INFO ] Deduced a trap composed of 2 places in 234 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:37] [INFO ] Deduced a trap composed of 25 places in 238 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:37] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:37] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 7 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/581 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 581/2356 variables, and 62 constraints, problems are : Problem set: 0 solved, 1754 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/582 constraints, ReadFeed: 0/1640 constraints, PredecessorRefiner: 1754/1754 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/581 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/581 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/581 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:45] [INFO ] Deduced a trap composed of 25 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:45] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:45] [INFO ] Deduced a trap composed of 25 places in 158 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 161 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:46] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 27 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 25 places in 187 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 25 places in 162 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:47] [INFO ] Deduced a trap composed of 25 places in 159 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 15 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/581 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:48] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 26 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:49] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 27 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 24 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:50] [INFO ] Deduced a trap composed of 25 places in 217 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:51] [INFO ] Deduced a trap composed of 24 places in 199 ms of which 27 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/581 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:51] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:51] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:51] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:52] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:53] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 10 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/581 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:54] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:54] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:54] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:54] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:55] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:56] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:58] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:58] [INFO ] Deduced a trap composed of 26 places in 136 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/581 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:38:59] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:00] [INFO ] Deduced a trap composed of 25 places in 165 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:01] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:01] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:01] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:01] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 17 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/581 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:02] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 26 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 26 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 179 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:03] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:04] [INFO ] Deduced a trap composed of 26 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:04] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:04] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 18 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/581 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 26 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 24 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:05] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:06] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/581 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:07] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:07] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:07] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:07] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 26 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:08] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 26 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:10] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 11 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/581 variables, 20/222 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:11] [INFO ] Deduced a trap composed of 24 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:11] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:11] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 24 places in 165 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:12] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 26 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:13] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 15 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/581 variables, 20/242 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 581/2356 variables, and 242 constraints, problems are : Problem set: 0 solved, 1754 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/582 constraints, ReadFeed: 0/1640 constraints, PredecessorRefiner: 0/1754 constraints, Known Traps: 220/220 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60503ms problems are : Problem set: 0 solved, 1754 unsolved
Search for dead transitions found 0 dead transitions in 60508ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68211 ms. Remains : 582/582 places, 1774/1774 transitions.
RANDOM walk for 40000 steps (358 resets) in 1216 ms. (32 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
[2026-05-22 21:39:14] [INFO ] Flatten gal took : 240 ms
[2026-05-22 21:39:15] [INFO ] Flatten gal took : 136 ms
[2026-05-22 21:39:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10029514539148146296.gal : 38 ms
[2026-05-22 21:39:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14624147603611545499.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/ReachabilityCardinality10029514539148146296.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14624147603611545499.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 ...330
Loading property file /tmp/ReachabilityCardinality14624147603611545499.prop.
SDD proceeding with computation,22 properties remain. new max is 4
SDD size :1 after 24
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :24 after 25
SDD proceeding with computation,22 properties remain. new max is 16
SDD size :25 after 26
SDD proceeding with computation,22 properties remain. new max is 32
SDD size :26 after 28
SDD proceeding with computation,22 properties remain. new max is 64
SDD size :28 after 31
SDD proceeding with computation,22 properties remain. new max is 128
SDD size :31 after 49
SDD proceeding with computation,22 properties remain. new max is 256
SDD size :49 after 313
SDD proceeding with computation,22 properties remain. new max is 512
SDD size :313 after 367
SDD proceeding with computation,22 properties remain. new max is 1024
SDD size :367 after 389
Interrupted probabilistic random walk after 264072 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 22
Probabilistic random walk after 264072 steps, saw 39790 distinct states, run finished after 3007 ms. (steps per millisecond=87 ) properties seen :0
[2026-05-22 21:39:17] [INFO ] Invariant cache hit.
[2026-05-22 21:39:17] [INFO ] State equation strengthened by 1640 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 529/540 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 5 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:18] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX6 is UNSAT
Problem MAX7 is UNSAT
Problem MAX8 is UNSAT
Problem MAX9 is UNSAT
Problem MAX10 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/540 variables, 19/20 constraints. Problems are: Problem set: 11 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/540 variables, 0/20 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 38/578 variables, 19/39 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/578 variables, 0/39 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 2/580 variables, 2/41 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/580 variables, 0/41 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 1774/2354 variables, 580/621 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2354 variables, 1640/2261 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2354 variables, 0/2261 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 2/2356 variables, 2/2263 constraints. Problems are: Problem set: 11 solved, 11 unsolved
SDD proceeding with computation,22 properties remain. new max is 2048
At refinement iteration 12 (INCLUDED_ONLY) 0/2356 variables, 0/2263 constraints. Problems are: Problem set: 11 solved, 11 unsolved
SDD size :389 after 4082
At refinement iteration 13 (OVERLAPS) 0/2356 variables, 0/2263 constraints. Problems are: Problem set: 11 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2356/2356 variables, and 2263 constraints, problems are : Problem set: 11 solved, 11 unsolved in 4639 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 582/582 constraints, ReadFeed: 1640/1640 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 11 solved, 11 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 529/540 variables, 1/1 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/540 variables, 19/20 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/540 variables, 0/20 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 38/578 variables, 19/39 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/578 variables, 0/39 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 2/580 variables, 2/41 constraints. Problems are: Problem set: 11 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:23] [INFO ] Deduced a trap composed of 25 places in 259 ms of which 25 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/580 variables, 1/42 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/580 variables, 0/42 constraints. Problems are: Problem set: 11 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 1774/2354 variables, 580/622 constraints. Problems are: Problem set: 11 solved, 11 unsolved
SDD proceeding with computation,22 properties remain. new max is 4096
SDD size :4082 after 4869
At refinement iteration 10 (INCLUDED_ONLY) 0/2354 variables, 1640/2262 constraints. Problems are: Problem set: 11 solved, 11 unsolved
Problem MIN3 is UNSAT
At refinement iteration 11 (INCLUDED_ONLY) 0/2354 variables, 11/2273 constraints. Problems are: Problem set: 12 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2354/2356 variables, and 2273 constraints, problems are : Problem set: 12 solved, 10 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 580/582 constraints, ReadFeed: 1640/1640 constraints, PredecessorRefiner: 11/22 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9678ms problems are : Problem set: 12 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 10 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 581 transition count 1773
Applied a total of 2 rules in 37 ms. Remains 581 /582 variables (removed 1) and now considering 1773/1774 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 581/582 places, 1773/1774 transitions.
RANDOM walk for 40000 steps (362 resets) in 422 ms. (94 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (15 resets) in 58 ms. (678 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 58 ms. (678 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (14 resets) in 56 ms. (701 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (16 resets) in 51 ms. (769 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (15 resets) in 76 ms. (519 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (13 resets) in 56 ms. (701 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (14 resets) in 55 ms. (714 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (14 resets) in 51 ms. (769 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (15 resets) in 45 ms. (869 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (13 resets) in 75 ms. (526 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 337744 steps, run timeout after 3001 ms. (steps per millisecond=112 ) properties seen :0 out of 10
Probabilistic random walk after 337744 steps, saw 44313 distinct states, run finished after 3001 ms. (steps per millisecond=112 ) properties seen :0
// Phase 1: matrix 1773 rows 581 cols
[2026-05-22 21:39:30] [INFO ] Computed 22 invariants in 27 ms
[2026-05-22 21:39:30] [INFO ] State equation strengthened by 1640 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 529/539 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/539 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 38/577 variables, 19/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/577 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 2/579 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/579 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 1773/2352 variables, 579/601 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2352 variables, 1640/2241 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2352 variables, 0/2241 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 2/2354 variables, 2/2243 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2354 variables, 0/2243 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 0/2354 variables, 0/2243 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2354/2354 variables, and 2243 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2789 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 581/581 constraints, ReadFeed: 1640/1640 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 529/539 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
[2026-05-22 21:39:33] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/539 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/539 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 38/577 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,22 properties remain. new max is 8192
SDD size :4869 after 6322
At refinement iteration 5 (INCLUDED_ONLY) 0/577 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 2/579 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:34] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:34] [INFO ] Deduced a trap composed of 24 places in 226 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:35] [INFO ] Deduced a trap composed of 25 places in 195 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:39:35] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/579 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 1773/2352 variables, 579/606 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2352 variables, 1640/2246 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2352 variables, 10/2256 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,22 properties remain. new max is 16384
SDD size :6322 after 36421
At refinement iteration 12 (INCLUDED_ONLY) 0/2352 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 2/2354 variables, 2/2258 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2354 variables, 0/2258 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (OVERLAPS) 0/2354 variables, 0/2258 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
Detected timeout of ITS tools.
[2026-05-22 21:40:05] [INFO ] Flatten gal took : 61 ms
[2026-05-22 21:40:05] [INFO ] Applying decomposition
[2026-05-22 21:40:05] [INFO ] Flatten gal took : 58 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/graph14976658288150856044.txt' '-o' '/tmp/graph14976658288150856044.bin' '-w' '/tmp/graph14976658288150856044.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14976658288150856044.bin' '-l' '-1' '-v' '-w' '/tmp/graph14976658288150856044.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:40:05] [INFO ] Decomposing Gal with order
[2026-05-22 21:40:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:40:05] [INFO ] Removed a total of 1343 redundant transitions.
[2026-05-22 21:40:06] [INFO ] Flatten gal took : 273 ms
After SMT solving in domain Int declared 2354/2354 variables, and 2258 constraints, problems are : Problem set: 0 solved, 10 unsolved in 32339 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 581/581 constraints, ReadFeed: 1640/1640 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35189ms problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 9 different solutions.
[2026-05-22 21:40:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1382 labels/synchronizations in 121 ms.
[2026-05-22 21:40:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality320386764269769106.gal : 32 ms
[2026-05-22 21:40:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14713211863971439128.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/ReachabilityCardinality320386764269769106.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14713211863971439128.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/ReachabilityCardinality14713211863971439128.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 812
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :812 after 812
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :812 after 812
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :812 after 812
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :812 after 812
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :812 after 812
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :812 after 813
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :813 after 843
Parikh walk visited 0 properties in 560 ms.
Support contains 10 out of 581 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 581/581 places, 1773/1773 transitions.
Applied a total of 0 rules in 23 ms. Remains 581 /581 variables (removed 0) and now considering 1773/1773 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 581/581 places, 1773/1773 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 581/581 places, 1773/1773 transitions.
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :843 after 978
Applied a total of 0 rules in 23 ms. Remains 581 /581 variables (removed 0) and now considering 1773/1773 (removed 0) transitions.
[2026-05-22 21:40:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :978 after 1822
[2026-05-22 21:40:07] [INFO ] Implicit Places using invariants in 472 ms returned []
[2026-05-22 21:40:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:40:07] [INFO ] State equation strengthened by 1640 read => feed constraints.
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :1822 after 136001
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :136001 after 6.53647e+06
[2026-05-22 21:40:16] [INFO ] Implicit Places using invariants and state equation in 9655 ms returned []
Implicit Place search using SMT with State Equation took 10129 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:40:16] [INFO ] Redundant transitions in 44 ms returned []
Running 1753 sub problems to find dead transitions.
[2026-05-22 21:40:16] [INFO ] Invariant cache hit.
[2026-05-22 21:40:16] [INFO ] State equation strengthened by 1640 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :6.53647e+06 after 7.94913e+06
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:32] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:32] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 200 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 160 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:33] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 24 places in 103 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:34] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:35] [INFO ] Deduced a trap composed of 2 places in 221 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:35] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:35] [INFO ] Deduced a trap composed of 25 places in 232 ms of which 28 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:36] [INFO ] Deduced a trap composed of 24 places in 237 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:36] [INFO ] Deduced a trap composed of 24 places in 224 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:36] [INFO ] Deduced a trap composed of 24 places in 215 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:37] [INFO ] Deduced a trap composed of 24 places in 211 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:37] [INFO ] Deduced a trap composed of 25 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:37] [INFO ] Deduced a trap composed of 25 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:37] [INFO ] Deduced a trap composed of 25 places in 163 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 24 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:38] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:39] [INFO ] Deduced a trap composed of 25 places in 181 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:39] [INFO ] Deduced a trap composed of 24 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:39] [INFO ] Deduced a trap composed of 25 places in 161 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:39] [INFO ] Deduced a trap composed of 25 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:39] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:44] [INFO ] Deduced a trap composed of 24 places in 208 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:45] [INFO ] Deduced a trap composed of 24 places in 245 ms of which 31 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/580 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/2354 variables, and 62 constraints, problems are : Problem set: 0 solved, 1753 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/581 constraints, ReadFeed: 0/1640 constraints, PredecessorRefiner: 1753/1753 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:48] [INFO ] Deduced a trap composed of 2 places in 126 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:49] [INFO ] Deduced a trap composed of 2 places in 122 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:49] [INFO ] Deduced a trap composed of 2 places in 137 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:49] [INFO ] Deduced a trap composed of 24 places in 247 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:49] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:49] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:50] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:50] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:50] [INFO ] Deduced a trap composed of 25 places in 179 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:50] [INFO ] Deduced a trap composed of 24 places in 236 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:51] [INFO ] Deduced a trap composed of 25 places in 215 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:51] [INFO ] Deduced a trap composed of 25 places in 205 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:51] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:51] [INFO ] Deduced a trap composed of 25 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:52] [INFO ] Deduced a trap composed of 25 places in 204 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:52] [INFO ] Deduced a trap composed of 25 places in 201 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:52] [INFO ] Deduced a trap composed of 25 places in 193 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:52] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:52] [INFO ] Deduced a trap composed of 25 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/580 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:53] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:54] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 18 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/580 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:55] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:56] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Detected timeout of ITS tools.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:56] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:56] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:56] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:56] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:57] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:58] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:58] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:59] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:59] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:40:59] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:00] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/580 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:00] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:00] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:00] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:00] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:01] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:02] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/580 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:03] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:03] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:03] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:03] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:03] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:04] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:05] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:05] [INFO ] Deduced a trap composed of 24 places in 190 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 169 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:06] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/580 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:07] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:07] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:08] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:08] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:08] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:08] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:14] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:14] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:15] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:15] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:15] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:15] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:15] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:16] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:17] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:17] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
SMT process timed out in 60664ms, After SMT, problems are : Problem set: 0 solved, 1753 unsolved
Search for dead transitions found 0 dead transitions in 60669ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70881 ms. Remains : 581/581 places, 1773/1773 transitions.
FORMULA CANInsertWithFailure-PT-020-UpperBounds-03 1 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[20, 20, 20, 20, 20, 20, 20, 20, 20, 20]
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:41:17] [INFO ] Computed 22 invariants in 20 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (91 resets) in 50 ms. (196 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:41:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:41:17] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:41:17] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:41:18] [INFO ] [Real]Absence check using state equation in 315 ms returned sat
[2026-05-22 21:41:18] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:41:18] [INFO ] [Real]Added 1640 Read/Feed constraints in 178 ms returned sat
[2026-05-22 21:41:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:41:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:41:18] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:41:18] [INFO ] [Nat]Absence check using state equation in 322 ms returned sat
[2026-05-22 21:41:18] [INFO ] [Nat]Added 1640 Read/Feed constraints in 177 ms returned sat
[2026-05-22 21:41:19] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 89 ms.
[2026-05-22 21:41:19] [INFO ] Added : 11 causal constraints over 3 iterations in 639 ms. Result :sat
Minimization took 572 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 139 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 139 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:41:20] [INFO ] Computed 22 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9215 resets) in 4423 ms. (226 steps per ms)
BEST_FIRST walk for 1000001 steps (419 resets) in 762 ms. (1310 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:41:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:25] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:41:25] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 21:41:26] [INFO ] [Real]Absence check using state equation in 336 ms returned sat
[2026-05-22 21:41:26] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:41:26] [INFO ] [Real]Added 1653 Read/Feed constraints in 135 ms returned sat
[2026-05-22 21:41:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:26] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:41:26] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:41:26] [INFO ] [Nat]Absence check using state equation in 310 ms returned sat
[2026-05-22 21:41:26] [INFO ] [Nat]Added 1653 Read/Feed constraints in 138 ms returned sat
[2026-05-22 21:41:26] [INFO ] Computed and/alt/rep : 1201/3594/1201 causal constraints (skipped 546 transitions) in 75 ms.
[2026-05-22 21:41:27] [INFO ] Added : 8 causal constraints over 2 iterations in 357 ms. Result :sat
Minimization took 3280 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 25 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 34 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:41:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:41:30] [INFO ] Implicit Places using invariants in 382 ms returned []
[2026-05-22 21:41:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:41:31] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:41:43] [INFO ] Implicit Places using invariants and state equation in 12072 ms returned []
Implicit Place search using SMT with State Equation took 12456 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:41:43] [INFO ] Redundant transitions in 36 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:41:43] [INFO ] Invariant cache hit.
[2026-05-22 21:41:43] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:58] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:58] [INFO ] Deduced a trap composed of 2 places in 232 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:58] [INFO ] Deduced a trap composed of 2 places in 225 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:58] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 24 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:41:59] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:00] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:01] [INFO ] Deduced a trap composed of 24 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:02] [INFO ] Deduced a trap composed of 24 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:02] [INFO ] Deduced a trap composed of 24 places in 177 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:02] [INFO ] Deduced a trap composed of 25 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:05] [INFO ] Deduced a trap composed of 24 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:08] [INFO ] Deduced a trap composed of 24 places in 207 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:08] [INFO ] Deduced a trap composed of 25 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:09] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:10] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 16 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:15] [INFO ] Deduced a trap composed of 25 places in 158 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:16] [INFO ] Deduced a trap composed of 24 places in 255 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:16] [INFO ] Deduced a trap composed of 24 places in 231 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:16] [INFO ] Deduced a trap composed of 24 places in 221 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:16] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:17] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:18] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:18] [INFO ] Deduced a trap composed of 24 places in 109 ms of which 15 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:18] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:18] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:18] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 26 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 24 places in 160 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:19] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 24 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:20] [INFO ] Deduced a trap composed of 24 places in 73 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:21] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:21] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:21] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 161 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:22] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:23] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:24] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 16 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:25] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:26] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:27] [INFO ] Deduced a trap composed of 24 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:27] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:27] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:27] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:27] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 24 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 24 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:28] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:29] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:30] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:30] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:30] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:30] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:30] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:31] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:36] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 186 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:37] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:38] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:38] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:38] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 24 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:39] [INFO ] Deduced a trap composed of 24 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 26 places in 159 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:40] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:41] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:41] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:41] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:42] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:43] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 9 ms to minimize.
SMT process timed out in 60536ms, After SMT, problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60540ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73080 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 21:42:43] [INFO ] Flatten gal took : 104 ms
RANDOM walk for 40000 steps (368 resets) in 404 ms. (98 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (16 resets) in 72 ms. (548 steps per ms) remains 2/2 properties
[2026-05-22 21:42:43] [INFO ] Flatten gal took : 67 ms
[2026-05-22 21:42:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9255364145114704926.gal : 13 ms
[2026-05-22 21:42:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality158108591444731283.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/ReachabilityCardinality9255364145114704926.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality158108591444731283.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 ...327
BEST_FIRST walk for 40003 steps (16 resets) in 113 ms. (350 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality158108591444731283.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 372543 steps, run timeout after 3001 ms. (steps per millisecond=124 ) properties seen :0 out of 2
Probabilistic random walk after 372543 steps, saw 48624 distinct states, run finished after 3001 ms. (steps per millisecond=124 ) properties seen :0
[2026-05-22 21:42:46] [INFO ] Invariant cache hit.
[2026-05-22 21:42:46] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:42:46] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:47] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :304 after 2735
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1532 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:48] [INFO ] Deduced a trap composed of 24 places in 273 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:49] [INFO ] Deduced a trap composed of 24 places in 275 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:49] [INFO ] Deduced a trap composed of 24 places in 263 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:49] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:49] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:50] [INFO ] Deduced a trap composed of 24 places in 276 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:50] [INFO ] Deduced a trap composed of 24 places in 272 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:50] [INFO ] Deduced a trap composed of 24 places in 270 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:51] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:51] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:51] [INFO ] Deduced a trap composed of 24 places in 277 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:51] [INFO ] Deduced a trap composed of 24 places in 266 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:52] [INFO ] Deduced a trap composed of 24 places in 270 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:52] [INFO ] Deduced a trap composed of 24 places in 275 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:52] [INFO ] Deduced a trap composed of 24 places in 249 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:53] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:53] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:53] [INFO ] Deduced a trap composed of 24 places in 291 ms of which 37 ms to minimize.
SMT process timed out in 6800ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 36 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (368 resets) in 380 ms. (104 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (15 resets) in 65 ms. (606 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2735 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 439761 steps, run timeout after 3001 ms. (steps per millisecond=146 ) properties seen :0 out of 1
Probabilistic random walk after 439761 steps, saw 55953 distinct states, run finished after 3001 ms. (steps per millisecond=146 ) properties seen :0
[2026-05-22 21:42:56] [INFO ] Invariant cache hit.
[2026-05-22 21:42:56] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:42:56] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:57] [INFO ] Deduced a trap composed of 24 places in 280 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:57] [INFO ] Deduced a trap composed of 24 places in 253 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:57] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:58] [INFO ] Deduced a trap composed of 25 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:42:58] [INFO ] Deduced a trap composed of 25 places in 198 ms of which 23 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/601 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2175 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/601 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1364 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3552ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 59 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 21 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 22 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:43:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:43:00] [INFO ] Implicit Places using invariants in 361 ms returned []
[2026-05-22 21:43:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:43:01] [INFO ] State equation strengthened by 1653 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23812
[2026-05-22 21:43:13] [INFO ] Implicit Places using invariants and state equation in 12331 ms returned []
Implicit Place search using SMT with State Equation took 12700 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:43:13] [INFO ] Redundant transitions in 33 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:43:13] [INFO ] Invariant cache hit.
[2026-05-22 21:43:13] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23812 after 24411
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:29] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:29] [INFO ] Deduced a trap composed of 2 places in 235 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:29] [INFO ] Deduced a trap composed of 2 places in 239 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:29] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:29] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:30] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:31] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 24 places in 220 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:32] [INFO ] Deduced a trap composed of 24 places in 205 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:33] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:33] [INFO ] Deduced a trap composed of 25 places in 162 ms of which 22 ms to minimize.
Detected timeout of ITS tools.
[2026-05-22 21:43:33] [INFO ] Flatten gal took : 38 ms
[2026-05-22 21:43:33] [INFO ] Applying decomposition
[2026-05-22 21:43:34] [INFO ] Flatten gal took : 39 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/graph8809684979474636894.txt' '-o' '/tmp/graph8809684979474636894.bin' '-w' '/tmp/graph8809684979474636894.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8809684979474636894.bin' '-l' '-1' '-v' '-w' '/tmp/graph8809684979474636894.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:43:34] [INFO ] Decomposing Gal with order
[2026-05-22 21:43:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:43:34] [INFO ] Removed a total of 1354 redundant transitions.
[2026-05-22 21:43:34] [INFO ] Flatten gal took : 110 ms
[2026-05-22 21:43:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 1517 labels/synchronizations in 56 ms.
[2026-05-22 21:43:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17739007438634761076.gal : 13 ms
[2026-05-22 21:43:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12663692424462713383.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/ReachabilityCardinality17739007438634761076.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12663692424462713383.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/ReachabilityCardinality12663692424462713383.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 36
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :36 after 36
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :36 after 570
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :570 after 901
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :901 after 26978
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :26978 after 434036
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:36] [INFO ] Deduced a trap composed of 24 places in 194 ms of which 21 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :434036 after 4.39263e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:39] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 171 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 171 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:40] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:41] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:41] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 16 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:45] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:46] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:46] [INFO ] Deduced a trap composed of 24 places in 238 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:46] [INFO ] Deduced a trap composed of 24 places in 222 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:46] [INFO ] Deduced a trap composed of 24 places in 209 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:47] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:48] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:48] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:48] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 14 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4.39263e+06 after 3.22196e+07
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:48] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:48] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 26 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:49] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:50] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:51] [INFO ] Deduced a trap composed of 24 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:51] [INFO ] Deduced a trap composed of 24 places in 76 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:51] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:51] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:52] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:53] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:54] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:54] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:54] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 15 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:55] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:56] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:57] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 24 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:58] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:43:59] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:00] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:00] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:00] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:00] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:00] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:01] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:02] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:07] [INFO ] Deduced a trap composed of 24 places in 174 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:07] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:07] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:07] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:08] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:09] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:09] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:09] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:09] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 24 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:10] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 26 places in 161 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 24 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:11] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:12] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:12] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:12] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:13] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 14 ms to minimize.
SMT process timed out in 60635ms, After SMT, problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60639ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73409 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 8 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1662 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 32 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:44:13] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:44:13] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:44:13] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:44:13] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:44:13] [INFO ] After 22ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:44:13] [INFO ] Flatten gal took : 4 ms
[2026-05-22 21:44:13] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:44:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14803649138212369237.gal : 1 ms
[2026-05-22 21:44:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5923260513869897914.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/ReachabilityCardinality14803649138212369237.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5923260513869897914.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/ReachabilityCardinality5923260513869897914.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.002463,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002773,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 102 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-00 in 176464 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:44:14] [INFO ] Computed 22 invariants in 15 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (89 resets) in 55 ms. (178 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:44:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:44:14] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:44:14] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:44:14] [INFO ] [Real]Absence check using state equation in 294 ms returned sat
[2026-05-22 21:44:14] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:44:14] [INFO ] [Real]Added 1640 Read/Feed constraints in 200 ms returned sat
[2026-05-22 21:44:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:44:14] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:44:14] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:44:15] [INFO ] [Nat]Absence check using state equation in 285 ms returned sat
[2026-05-22 21:44:15] [INFO ] [Nat]Added 1640 Read/Feed constraints in 180 ms returned sat
[2026-05-22 21:44:15] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 78 ms.
[2026-05-22 21:44:15] [INFO ] Added : 8 causal constraints over 2 iterations in 375 ms. Result :sat
Minimization took 565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 94 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:44:16] [INFO ] Computed 22 invariants in 23 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9211 resets) in 4824 ms. (207 steps per ms)
BEST_FIRST walk for 1000001 steps (413 resets) in 769 ms. (1298 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:44:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:44:22] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:44:22] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:44:22] [INFO ] [Real]Absence check using state equation in 306 ms returned sat
[2026-05-22 21:44:22] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:44:22] [INFO ] [Real]Added 1653 Read/Feed constraints in 142 ms returned sat
[2026-05-22 21:44:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:44:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:44:22] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:44:23] [INFO ] [Nat]Absence check using state equation in 295 ms returned sat
[2026-05-22 21:44:23] [INFO ] [Nat]Added 1653 Read/Feed constraints in 167 ms returned sat
[2026-05-22 21:44:23] [INFO ] Computed and/alt/rep : 1201/3594/1201 causal constraints (skipped 546 transitions) in 84 ms.
[2026-05-22 21:44:23] [INFO ] Added : 8 causal constraints over 2 iterations in 368 ms. Result :sat
Minimization took 3791 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 40 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 29 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:44:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:44:27] [INFO ] Implicit Places using invariants in 416 ms returned []
[2026-05-22 21:44:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:44:28] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:44:42] [INFO ] Implicit Places using invariants and state equation in 14710 ms returned []
Implicit Place search using SMT with State Equation took 15128 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:44:42] [INFO ] Redundant transitions in 37 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:44:42] [INFO ] Invariant cache hit.
[2026-05-22 21:44:42] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:57] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:58] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:58] [INFO ] Deduced a trap composed of 2 places in 233 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:58] [INFO ] Deduced a trap composed of 2 places in 230 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:58] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:58] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 24 places in 123 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:44:59] [INFO ] Deduced a trap composed of 24 places in 224 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 155 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:00] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:01] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:01] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 16 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:01] [INFO ] Deduced a trap composed of 25 places in 191 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:01] [INFO ] Deduced a trap composed of 25 places in 168 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 25 places in 166 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:02] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 26 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:03] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:04] [INFO ] Deduced a trap composed of 24 places in 248 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:04] [INFO ] Deduced a trap composed of 25 places in 179 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:04] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:04] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:14] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:14] [INFO ] Deduced a trap composed of 25 places in 155 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:15] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:16] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:16] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:16] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:16] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:16] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:19] [INFO ] Deduced a trap composed of 24 places in 193 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:20] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:22] [INFO ] Deduced a trap composed of 24 places in 220 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:22] [INFO ] Deduced a trap composed of 24 places in 233 ms of which 24 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:23] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:23] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:23] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:23] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:23] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:24] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:25] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:25] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:25] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:26] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 24 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:26] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 26 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:27] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 24 places in 160 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:28] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:29] [INFO ] Deduced a trap composed of 24 places in 130 ms of which 8 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:29] [INFO ] Deduced a trap composed of 26 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:29] [INFO ] Deduced a trap composed of 24 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:31] [INFO ] Deduced a trap composed of 24 places in 235 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:36] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:36] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:37] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:37] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 25 places in 210 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 25 places in 162 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:38] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:39] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:40] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:40] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:40] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:40] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 24 places in 229 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 25 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 25 places in 194 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:41] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 153 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 131/131 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60548ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60552ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75756 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 21:45:43] [INFO ] Flatten gal took : 38 ms
[2026-05-22 21:45:43] [INFO ] Flatten gal took : 35 ms
[2026-05-22 21:45:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16124587659253599717.gal : 7 ms
[2026-05-22 21:45:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3092904689672769783.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/ReachabilityCardinality16124587659253599717.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3092904689672769783.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
RANDOM walk for 40000 steps (367 resets) in 418 ms. (95 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality3092904689672769783.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 383225 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 2
Probabilistic random walk after 383225 steps, saw 49795 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) properties seen :0
[2026-05-22 21:45:46] [INFO ] Invariant cache hit.
[2026-05-22 21:45:46] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:46] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:47] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :304 after 2735
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1717 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:48] [INFO ] Deduced a trap composed of 24 places in 276 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:48] [INFO ] Deduced a trap composed of 24 places in 263 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:49] [INFO ] Deduced a trap composed of 24 places in 260 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:49] [INFO ] Deduced a trap composed of 24 places in 272 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:49] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:49] [INFO ] Deduced a trap composed of 24 places in 275 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:50] [INFO ] Deduced a trap composed of 24 places in 281 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:50] [INFO ] Deduced a trap composed of 24 places in 262 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:50] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:51] [INFO ] Deduced a trap composed of 24 places in 266 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:51] [INFO ] Deduced a trap composed of 24 places in 262 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:51] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:51] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:52] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:52] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:52] [INFO ] Deduced a trap composed of 24 places in 263 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:53] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:53] [INFO ] Deduced a trap composed of 24 places in 280 ms of which 26 ms to minimize.
SMT process timed out in 6932ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 30 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (370 resets) in 391 ms. (102 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (16 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2735 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 428912 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 1
Probabilistic random walk after 428912 steps, saw 54883 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
[2026-05-22 21:45:56] [INFO ] Invariant cache hit.
[2026-05-22 21:45:56] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:45:56] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:45:57] [INFO ] Deduced a trap composed of 24 places in 298 ms of which 29 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2252 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1208 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2253 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1277 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2498ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 25 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 25 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:45:59] [INFO ] Implicit Places using invariants in 387 ms returned []
[2026-05-22 21:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:45:59] [INFO ] State equation strengthened by 1653 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23812
[2026-05-22 21:46:14] [INFO ] Implicit Places using invariants and state equation in 14603 ms returned []
Implicit Place search using SMT with State Equation took 14996 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:46:14] [INFO ] Redundant transitions in 31 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:46:14] [INFO ] Invariant cache hit.
[2026-05-22 21:46:14] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23812 after 24407
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:29] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:29] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:29] [INFO ] Deduced a trap composed of 2 places in 227 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 2 places in 228 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:30] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:31] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:31] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:31] [INFO ] Deduced a trap composed of 24 places in 223 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:31] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:31] [INFO ] Deduced a trap composed of 24 places in 194 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 171 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:32] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 16 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:33] [INFO ] Deduced a trap composed of 25 places in 194 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 21:46:33] [INFO ] Flatten gal took : 38 ms
[2026-05-22 21:46:33] [INFO ] Applying decomposition
[2026-05-22 21:46:33] [INFO ] Deduced a trap composed of 25 places in 168 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:33] [INFO ] Flatten gal took : 41 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3903745904424921643.txt' '-o' '/tmp/graph3903745904424921643.bin' '-w' '/tmp/graph3903745904424921643.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3903745904424921643.bin' '-l' '-1' '-v' '-w' '/tmp/graph3903745904424921643.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:46:33] [INFO ] Decomposing Gal with order
[2026-05-22 21:46:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:46:33] [INFO ] Removed a total of 1353 redundant transitions.
[2026-05-22 21:46:33] [INFO ] Flatten gal took : 116 ms
[2026-05-22 21:46:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 1478 labels/synchronizations in 34 ms.
[2026-05-22 21:46:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7673072328185358232.gal : 11 ms
[2026-05-22 21:46:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10255522035370103091.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/ReachabilityCardinality7673072328185358232.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10255522035370103091.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 ...308
[2026-05-22 21:46:33] [INFO ] Deduced a trap composed of 25 places in 349 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 10 ms to minimize.
Loading property file /tmp/ReachabilityCardinality10255522035370103091.prop.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 155
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :155 after 155
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :155 after 162
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :162 after 164
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :164 after 165
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :165 after 168
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :168 after 172
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 10 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :172 after 400
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :400 after 4499
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4499 after 105901
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:34] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 26 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:35] [INFO ] Deduced a trap composed of 25 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:36] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:36] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 18 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :105901 after 3.06769e+06
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 1.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 1.0)
(s19 0.0)
(s20 1.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 1.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 1.0)
(s30 1.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 1.0)
(s36 1.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 1.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 1.0)
(s48 1.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 1.0)
(s54 1.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 1.0)
(s59 1.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 1.0)
(s65 1.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 1.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 1.0)
(s76 1.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 1.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 1.0)
(s89 1.0)
(s90 0.0)
(s91 0.0)
(s92 0.0)
(s93 0.0)
(s94 1.0)
(s95 1.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 1.0)
(s101 1.0)
(s102 0.0)
(s103 1.0)
(s104 0.0)
(s105 0.0)
(s106 1.0)
(s107 1.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 0.0)
(s112 0.0)
(s113 1.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 0.0)
(s118 1.0)
(s119 1.0)
(s120 0.0)
(s121 0.0)
(s122 0.0)
(s123 0.0)
(s124 0.0)
(s125 0.0)
(s126 0.0)
(s127 0.0)
(s128 0.0)
(s129 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 24 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:46] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:47] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:50] [INFO ] Deduced a trap composed of 24 places in 190 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:52] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:54] [INFO ] Deduced a trap composed of 24 places in 223 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:54] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:55] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:56] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:58] [INFO ] Deduced a trap composed of 24 places in 222 ms of which 24 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:58] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:58] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:58] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 26 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:46:59] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 24 places in 176 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:00] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:01] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 9 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:01] [INFO ] Deduced a trap composed of 26 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:01] [INFO ] Deduced a trap composed of 24 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:03] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:08] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:08] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:09] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:09] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:10] [INFO ] Deduced a trap composed of 25 places in 221 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:10] [INFO ] Deduced a trap composed of 25 places in 196 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:10] [INFO ] Deduced a trap composed of 24 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:10] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:10] [INFO ] Deduced a trap composed of 25 places in 160 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:11] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:12] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:12] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:12] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:13] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:13] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:13] [INFO ] Deduced a trap composed of 25 places in 225 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:13] [INFO ] Deduced a trap composed of 25 places in 213 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:13] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:14] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:14] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:14] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 153 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 131/131 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60516ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60519ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75581 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 1 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1662 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 8 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:47:14] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:47:14] [INFO ] After 18ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:47:14] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:47:14] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:47:14] [INFO ] After 25ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:47:14] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:47:14] [INFO ] Flatten gal took : 0 ms
[2026-05-22 21:47:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11597847089832316196.gal : 0 ms
[2026-05-22 21:47:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11730333744900473205.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/ReachabilityCardinality11597847089832316196.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11730333744900473205.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 ...330
Loading property file /tmp/ReachabilityCardinality11730333744900473205.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.003046,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.003961,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 64 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-01 in 180758 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:47:14] [INFO ] Computed 22 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (89 resets) in 72 ms. (136 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:47:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:47:15] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:47:15] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:47:15] [INFO ] [Real]Absence check using state equation in 276 ms returned sat
[2026-05-22 21:47:15] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:47:15] [INFO ] [Real]Added 1640 Read/Feed constraints in 214 ms returned sat
[2026-05-22 21:47:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:47:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:47:15] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:47:15] [INFO ] [Nat]Absence check using state equation in 278 ms returned sat
[2026-05-22 21:47:16] [INFO ] [Nat]Added 1640 Read/Feed constraints in 141 ms returned sat
[2026-05-22 21:47:16] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 75 ms.
[2026-05-22 21:47:16] [INFO ] Added : 11 causal constraints over 3 iterations in 434 ms. Result :sat
Minimization took 566 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 98 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:47:17] [INFO ] Computed 22 invariants in 18 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9218 resets) in 4506 ms. (221 steps per ms)
BEST_FIRST walk for 1000001 steps (418 resets) in 717 ms. (1392 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:47:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:22] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:47:22] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:47:22] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2026-05-22 21:47:22] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:47:22] [INFO ] [Real]Added 1653 Read/Feed constraints in 127 ms returned sat
[2026-05-22 21:47:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:23] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:47:23] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:47:23] [INFO ] [Nat]Absence check using state equation in 292 ms returned sat
[2026-05-22 21:47:23] [INFO ] [Nat]Added 1653 Read/Feed constraints in 154 ms returned sat
[2026-05-22 21:47:23] [INFO ] Computed and/alt/rep : 1203/3602/1203 causal constraints (skipped 544 transitions) in 80 ms.
[2026-05-22 21:47:23] [INFO ] Added : 6 causal constraints over 2 iterations in 354 ms. Result :sat
Minimization took 3248 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 24 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:47:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:47:27] [INFO ] Implicit Places using invariants in 414 ms returned []
[2026-05-22 21:47:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:47:28] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:47:41] [INFO ] Implicit Places using invariants and state equation in 13388 ms returned []
Implicit Place search using SMT with State Equation took 13805 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:47:41] [INFO ] Redundant transitions in 31 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:47:41] [INFO ] Invariant cache hit.
[2026-05-22 21:47:41] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 24 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 2 places in 221 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:57] [INFO ] Deduced a trap composed of 24 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 24 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 26 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 24 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:58] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:59] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:59] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:59] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:59] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:47:59] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:00] [INFO ] Deduced a trap composed of 2 places in 217 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:00] [INFO ] Deduced a trap composed of 2 places in 213 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:00] [INFO ] Deduced a trap composed of 2 places in 212 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:00] [INFO ] Deduced a trap composed of 2 places in 218 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:01] [INFO ] Deduced a trap composed of 24 places in 243 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:02] [INFO ] Deduced a trap composed of 24 places in 233 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:02] [INFO ] Deduced a trap composed of 24 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:02] [INFO ] Deduced a trap composed of 24 places in 186 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:02] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:02] [INFO ] Deduced a trap composed of 24 places in 161 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:03] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:03] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 19 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 159 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:13] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 26 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:14] [INFO ] Deduced a trap composed of 24 places in 226 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:15] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:16] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:16] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:16] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:16] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:17] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:18] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:19] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:19] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:19] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:20] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 24 places in 179 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 24 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:21] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:22] [INFO ] Deduced a trap composed of 26 places in 145 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:22] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:22] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 24 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:23] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:24] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:24] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:30] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:30] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:30] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:30] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:30] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:31] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:31] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:31] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:32] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:33] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:34] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:34] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:34] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:35] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:36] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:36] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:36] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:36] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:37] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:37] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:38] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:38] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:38] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:38] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 11 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:39] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:39] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:39] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 185 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 163/163 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60592ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60595ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74466 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 21:48:41] [INFO ] Flatten gal took : 33 ms
[2026-05-22 21:48:41] [INFO ] Flatten gal took : 34 ms
[2026-05-22 21:48:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17455662797474104114.gal : 8 ms
[2026-05-22 21:48:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15919375566263604348.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/ReachabilityCardinality17455662797474104114.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15919375566263604348.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 ...330
RANDOM walk for 40000 steps (369 resets) in 373 ms. (106 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (14 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality15919375566263604348.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 400910 steps, run timeout after 3001 ms. (steps per millisecond=133 ) properties seen :0 out of 2
Probabilistic random walk after 400910 steps, saw 51689 distinct states, run finished after 3001 ms. (steps per millisecond=133 ) properties seen :0
[2026-05-22 21:48:44] [INFO ] Invariant cache hit.
[2026-05-22 21:48:44] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:45] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1587 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :304 after 2729
[2026-05-22 21:48:46] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:47] [INFO ] Deduced a trap composed of 24 places in 220 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:47] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:47] [INFO ] Deduced a trap composed of 24 places in 245 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:47] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:48] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:48] [INFO ] Deduced a trap composed of 24 places in 250 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:48] [INFO ] Deduced a trap composed of 24 places in 245 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:48] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:49] [INFO ] Deduced a trap composed of 24 places in 266 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:49] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:49] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:50] [INFO ] Deduced a trap composed of 24 places in 281 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:50] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:50] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:50] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:51] [INFO ] Deduced a trap composed of 25 places in 221 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:51] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:51] [INFO ] Deduced a trap composed of 24 places in 233 ms of which 13 ms to minimize.
SMT process timed out in 6789ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 28 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (366 resets) in 314 ms. (126 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (16 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2729 after 3940
Interrupted probabilistic random walk after 440936 steps, run timeout after 3001 ms. (steps per millisecond=146 ) properties seen :0 out of 1
Probabilistic random walk after 440936 steps, saw 56120 distinct states, run finished after 3001 ms. (steps per millisecond=146 ) properties seen :0
[2026-05-22 21:48:54] [INFO ] Invariant cache hit.
[2026-05-22 21:48:54] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:48:54] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :3940 after 3964
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:55] [INFO ] Deduced a trap composed of 24 places in 271 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:55] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:55] [INFO ] Deduced a trap composed of 24 places in 231 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:56] [INFO ] Deduced a trap composed of 25 places in 202 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:48:56] [INFO ] Deduced a trap composed of 25 places in 193 ms of which 22 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/601 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2117 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 5/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/601 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 924 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3051ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 24 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:48:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:48:58] [INFO ] Implicit Places using invariants in 378 ms returned []
[2026-05-22 21:48:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:48:58] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:49:10] [INFO ] Implicit Places using invariants and state equation in 12550 ms returned []
Implicit Place search using SMT with State Equation took 12932 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:49:10] [INFO ] Redundant transitions in 29 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:49:10] [INFO ] Invariant cache hit.
[2026-05-22 21:49:10] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23808
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23808 after 24407
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:26] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:26] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:26] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:26] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 2 places in 212 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 26 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:27] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:28] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:29] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:29] [INFO ] Deduced a trap composed of 2 places in 211 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:29] [INFO ] Deduced a trap composed of 2 places in 209 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:29] [INFO ] Deduced a trap composed of 2 places in 212 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 2 places in 211 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:30] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:31] [INFO ] Deduced a trap composed of 24 places in 222 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:31] [INFO ] Deduced a trap composed of 24 places in 217 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:31] [INFO ] Deduced a trap composed of 24 places in 201 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:31] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 21:49:31] [INFO ] Flatten gal took : 34 ms
[2026-05-22 21:49:31] [INFO ] Applying decomposition
[2026-05-22 21:49:31] [INFO ] Flatten gal took : 34 ms
[2026-05-22 21:49:32] [INFO ] Deduced a trap composed of 24 places in 217 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 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/graph8556273579937743296.txt' '-o' '/tmp/graph8556273579937743296.bin' '-w' '/tmp/graph8556273579937743296.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8556273579937743296.bin' '-l' '-1' '-v' '-w' '/tmp/graph8556273579937743296.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:49:32] [INFO ] Decomposing Gal with order
[2026-05-22 21:49:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:49:32] [INFO ] Removed a total of 1326 redundant transitions.
[2026-05-22 21:49:32] [INFO ] Flatten gal took : 93 ms
[2026-05-22 21:49:32] [INFO ] Deduced a trap composed of 24 places in 214 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 1418 labels/synchronizations in 31 ms.
[2026-05-22 21:49:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11517405563430566858.gal : 13 ms
[2026-05-22 21:49:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6543971651747280312.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/ReachabilityCardinality11517405563430566858.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6543971651747280312.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 ...308
[2026-05-22 21:49:32] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality6543971651747280312.prop.
[2026-05-22 21:49:32] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 18 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 21
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :21 after 21
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :21 after 21
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :21 after 21
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :21 after 21
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :21 after 244
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :244 after 484
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :484 after 2794
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2794 after 15688
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :15688 after 477145
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:42] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:42] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 26 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:43] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :477145 after 4.52216e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:44] [INFO ] Deduced a trap composed of 24 places in 103 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:45] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:45] [INFO ] Deduced a trap composed of 24 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:45] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:45] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:46] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:47] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:48] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:48] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:48] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:48] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 24 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:49] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 24 places in 174 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:50] [INFO ] Deduced a trap composed of 24 places in 174 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:51] [INFO ] Deduced a trap composed of 24 places in 181 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:51] [INFO ] Deduced a trap composed of 26 places in 132 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:51] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:51] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:52] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:53] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:53] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:49:59] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:00] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:00] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:00] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:00] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:01] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:02] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:03] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:03] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:03] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:03] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:03] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:04] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:06] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 11 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/182 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:07] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:07] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:08] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 185 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 163/163 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60488ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60506ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73510 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 1 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 396 transitions
Reduce isomorphic transitions removed 1663 transitions.
Graph (complete) has 224 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 57 rules applied. Total rules applied 59 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 61 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 79 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 97 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 99 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 100 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 102 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 103 place count 4 transition count 5
Applied a total of 103 rules in 7 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:50:11] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:50:11] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:50:11] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:50:11] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:50:11] [INFO ] After 26ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:50:11] [INFO ] Flatten gal took : 0 ms
[2026-05-22 21:50:11] [INFO ] Flatten gal took : 0 ms
[2026-05-22 21:50:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12052695364626909654.gal : 0 ms
[2026-05-22 21:50:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12743347759059355538.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/ReachabilityCardinality12052695364626909654.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12743347759059355538.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 ...330
Loading property file /tmp/ReachabilityCardinality12743347759059355538.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.00175,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.00204,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 66 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-02 in 176749 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:50:11] [INFO ] Computed 22 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (88 resets) in 52 ms. (188 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:50:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:50:11] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:50:11] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:50:12] [INFO ] [Real]Absence check using state equation in 283 ms returned sat
[2026-05-22 21:50:12] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:50:12] [INFO ] [Real]Added 1640 Read/Feed constraints in 170 ms returned sat
[2026-05-22 21:50:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:50:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:50:12] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:50:12] [INFO ] [Nat]Absence check using state equation in 284 ms returned sat
[2026-05-22 21:50:12] [INFO ] [Nat]Added 1640 Read/Feed constraints in 154 ms returned sat
[2026-05-22 21:50:12] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 76 ms.
[2026-05-22 21:50:13] [INFO ] Added : 8 causal constraints over 2 iterations in 368 ms. Result :sat
Minimization took 569 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 93 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:50:13] [INFO ] Computed 22 invariants in 18 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9190 resets) in 4388 ms. (227 steps per ms)
BEST_FIRST walk for 1000001 steps (415 resets) in 729 ms. (1369 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:50:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:50:19] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:50:19] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:50:19] [INFO ] [Real]Absence check using state equation in 300 ms returned sat
[2026-05-22 21:50:19] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:50:19] [INFO ] [Real]Added 1653 Read/Feed constraints in 134 ms returned sat
[2026-05-22 21:50:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:50:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:50:19] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:50:19] [INFO ] [Nat]Absence check using state equation in 268 ms returned sat
[2026-05-22 21:50:20] [INFO ] [Nat]Added 1653 Read/Feed constraints in 135 ms returned sat
[2026-05-22 21:50:20] [INFO ] Computed and/alt/rep : 1201/3594/1201 causal constraints (skipped 546 transitions) in 73 ms.
[2026-05-22 21:50:20] [INFO ] Added : 8 causal constraints over 2 iterations in 350 ms. Result :sat
Minimization took 3872 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:50:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:50:24] [INFO ] Implicit Places using invariants in 398 ms returned []
[2026-05-22 21:50:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:50:25] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:50:37] [INFO ] Implicit Places using invariants and state equation in 12690 ms returned []
Implicit Place search using SMT with State Equation took 13089 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:50:37] [INFO ] Redundant transitions in 32 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:50:37] [INFO ] Invariant cache hit.
[2026-05-22 21:50:37] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 2 places in 202 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 24 places in 147 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:53] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:54] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:55] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:55] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:55] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:55] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:55] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:56] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:56] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:56] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:56] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:50:56] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:01] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:02] [INFO ] Deduced a trap composed of 25 places in 255 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:02] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:03] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 52 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 30/52 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:09] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 24 places in 126 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:10] [INFO ] Deduced a trap composed of 24 places in 220 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:11] [INFO ] Deduced a trap composed of 24 places in 217 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:11] [INFO ] Deduced a trap composed of 24 places in 199 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:11] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:11] [INFO ] Deduced a trap composed of 24 places in 176 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:11] [INFO ] Deduced a trap composed of 24 places in 168 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:12] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:12] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:12] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:12] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:12] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:13] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:14] [INFO ] Deduced a trap composed of 24 places in 76 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:15] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:16] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/112 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:17] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 26 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:18] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:19] [INFO ] Deduced a trap composed of 25 places in 182 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:19] [INFO ] Deduced a trap composed of 24 places in 186 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:19] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:19] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:19] [INFO ] Deduced a trap composed of 24 places in 184 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:20] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:20] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:20] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:20] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:20] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 16 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:21] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:21] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:21] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:21] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:21] [INFO ] Deduced a trap composed of 26 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:22] [INFO ] Deduced a trap composed of 24 places in 216 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:22] [INFO ] Deduced a trap composed of 24 places in 194 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:22] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:22] [INFO ] Deduced a trap composed of 25 places in 174 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:22] [INFO ] Deduced a trap composed of 24 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:23] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:24] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:24] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:24] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:24] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:25] [INFO ] Deduced a trap composed of 2 places in 150 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:25] [INFO ] Deduced a trap composed of 2 places in 156 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:25] [INFO ] Deduced a trap composed of 2 places in 168 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:25] [INFO ] Deduced a trap composed of 2 places in 165 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:25] [INFO ] Deduced a trap composed of 2 places in 182 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:26] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:27] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/172 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:28] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:29] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:30] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:30] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:36] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 20/192 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:37] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:37] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:37] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:38] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 9 ms to minimize.
SMT process timed out in 60492ms, After SMT, problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60496ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73652 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 21:51:38] [INFO ] Flatten gal took : 92 ms
[2026-05-22 21:51:38] [INFO ] Flatten gal took : 32 ms
[2026-05-22 21:51:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5374538818291559322.gal : 5 ms
[2026-05-22 21:51:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5386540966879613779.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/ReachabilityCardinality5374538818291559322.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5386540966879613779.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (368 resets) in 449 ms. (88 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
BEST_FIRST walk for 40004 steps (17 resets) in 67 ms. (588 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 55 ms. (714 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5386540966879613779.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 376048 steps, run timeout after 3001 ms. (steps per millisecond=125 ) properties seen :0 out of 2
Probabilistic random walk after 376048 steps, saw 49034 distinct states, run finished after 3001 ms. (steps per millisecond=125 ) properties seen :0
[2026-05-22 21:51:41] [INFO ] Invariant cache hit.
[2026-05-22 21:51:41] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 43 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:41] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:42] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:42] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:42] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:42] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :304 after 2735
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1593 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:43] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:43] [INFO ] Deduced a trap composed of 24 places in 302 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:43] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:44] [INFO ] Deduced a trap composed of 24 places in 271 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:44] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:44] [INFO ] Deduced a trap composed of 24 places in 287 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:45] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:45] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:45] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:45] [INFO ] Deduced a trap composed of 24 places in 271 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:46] [INFO ] Deduced a trap composed of 24 places in 277 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:46] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:46] [INFO ] Deduced a trap composed of 24 places in 283 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:47] [INFO ] Deduced a trap composed of 24 places in 282 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:47] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:47] [INFO ] Deduced a trap composed of 24 places in 283 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:47] [INFO ] Deduced a trap composed of 24 places in 296 ms of which 28 ms to minimize.
SMT process timed out in 6639ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 28 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (360 resets) in 362 ms. (110 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (14 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2735 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 414436 steps, run timeout after 3001 ms. (steps per millisecond=138 ) properties seen :0 out of 1
Probabilistic random walk after 414436 steps, saw 53299 distinct states, run finished after 3001 ms. (steps per millisecond=138 ) properties seen :0
[2026-05-22 21:51:51] [INFO ] Invariant cache hit.
[2026-05-22 21:51:51] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:51:51] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:51] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:51] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:52] [INFO ] Deduced a trap composed of 24 places in 232 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:52] [INFO ] Deduced a trap composed of 25 places in 214 ms of which 22 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/600 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2058 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/600 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1137 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3209ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 26 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 25 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:51:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:51:54] [INFO ] Implicit Places using invariants in 405 ms returned []
[2026-05-22 21:51:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:51:55] [INFO ] State equation strengthened by 1653 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23814
[2026-05-22 21:52:07] [INFO ] Implicit Places using invariants and state equation in 13223 ms returned []
Implicit Place search using SMT with State Equation took 13630 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:52:08] [INFO ] Redundant transitions in 31 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:52:08] [INFO ] Invariant cache hit.
[2026-05-22 21:52:08] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23814 after 24407
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 2 places in 212 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 24 places in 130 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:24] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:25] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:26] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:27] [INFO ] Deduced a trap composed of 24 places in 120 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:27] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:27] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:27] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:27] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 14 ms to minimize.
Detected timeout of ITS tools.
[2026-05-22 21:52:28] [INFO ] Flatten gal took : 31 ms
[2026-05-22 21:52:28] [INFO ] Applying decomposition
[2026-05-22 21:52:28] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11469525794645901887.txt' '-o' '/tmp/graph11469525794645901887.bin' '-w' '/tmp/graph11469525794645901887.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11469525794645901887.bin' '-l' '-1' '-v' '-w' '/tmp/graph11469525794645901887.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:52:28] [INFO ] Decomposing Gal with order
[2026-05-22 21:52:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:52:28] [INFO ] Removed a total of 1358 redundant transitions.
[2026-05-22 21:52:28] [INFO ] Flatten gal took : 110 ms
[2026-05-22 21:52:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1583 labels/synchronizations in 63 ms.
[2026-05-22 21:52:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17322553090399692730.gal : 10 ms
[2026-05-22 21:52:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16294088608114829757.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/ReachabilityCardinality17322553090399692730.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16294088608114829757.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/ReachabilityCardinality16294088608114829757.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 665
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :665 after 665
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :665 after 692
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :692 after 707
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :707 after 1211
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1211 after 87251
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:33] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:34] [INFO ] Deduced a trap composed of 25 places in 258 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:34] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:34] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 3 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :87251 after 5.5194e+06
Error getting values : (error "ParserException while parsing response: ((s0 11.0)
(s1 1.0)
(s3 0.0)
(s4 1.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 1.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 1.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 1.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 1.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 1.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 1.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 1.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 1.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 1.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 1.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 1.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 0.0)
(s89 1.0)
(s90 0.0)
(s91 0.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 1.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 52 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 30/52 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:40] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:41] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:41] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:41] [INFO ] Deduced a trap composed of 24 places in 215 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:41] [INFO ] Deduced a trap composed of 24 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:41] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:42] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:42] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:42] [INFO ] Deduced a trap composed of 24 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:42] [INFO ] Deduced a trap composed of 24 places in 161 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/72 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:43] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:44] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:45] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:45] [INFO ] Deduced a trap composed of 24 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:45] [INFO ] Deduced a trap composed of 24 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:45] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:45] [INFO ] Deduced a trap composed of 24 places in 70 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/92 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:46] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5.5194e+06 after 8.16845e+06
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:47] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/112 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:48] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:49] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:49] [INFO ] Deduced a trap composed of 26 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:49] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:49] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:49] [INFO ] Deduced a trap composed of 25 places in 191 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:50] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:50] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:50] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:50] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:50] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:51] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:51] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:51] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:51] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 16 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/132 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:52] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:52] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:52] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:52] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:52] [INFO ] Deduced a trap composed of 26 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 24 places in 218 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 25 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 25 places in 169 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 24 places in 163 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:53] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:54] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:55] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:55] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:55] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:56] [INFO ] Deduced a trap composed of 2 places in 162 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:56] [INFO ] Deduced a trap composed of 2 places in 163 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:56] [INFO ] Deduced a trap composed of 2 places in 185 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:56] [INFO ] Deduced a trap composed of 2 places in 193 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:56] [INFO ] Deduced a trap composed of 2 places in 205 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:57] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:57] [INFO ] Deduced a trap composed of 24 places in 160 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:57] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:57] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:57] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 24 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:58] [INFO ] Deduced a trap composed of 24 places in 56 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/574 variables, 20/172 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:59] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:59] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:59] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:52:59] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 24 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:00] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:01] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:01] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:01] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:01] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:01] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:08] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/574 variables, 20/192 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 192 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 170/170 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60553ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60557ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74255 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 1 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1662 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 10 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:53:08] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:53:08] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:53:08] [INFO ] After 2ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:53:08] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:53:08] [INFO ] After 27ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:53:08] [INFO ] Flatten gal took : 0 ms
[2026-05-22 21:53:08] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:53:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12247671933501106912.gal : 1 ms
[2026-05-22 21:53:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6568016597277047607.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/ReachabilityCardinality12247671933501106912.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6568016597277047607.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/ReachabilityCardinality6568016597277047607.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.006535,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.007095,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 77 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-05 in 177151 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:53:08] [INFO ] Computed 22 invariants in 14 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (86 resets) in 54 ms. (181 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:53:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:53:08] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:53:08] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:53:09] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-22 21:53:09] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:53:09] [INFO ] [Real]Added 1640 Read/Feed constraints in 210 ms returned sat
[2026-05-22 21:53:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:53:09] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:53:09] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:53:09] [INFO ] [Nat]Absence check using state equation in 295 ms returned sat
[2026-05-22 21:53:10] [INFO ] [Nat]Added 1640 Read/Feed constraints in 164 ms returned sat
[2026-05-22 21:53:10] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 88 ms.
[2026-05-22 21:53:10] [INFO ] Added : 5 causal constraints over 1 iterations in 305 ms. Result :sat
Minimization took 504 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 94 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:53:11] [INFO ] Computed 22 invariants in 21 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9219 resets) in 4930 ms. (202 steps per ms)
BEST_FIRST walk for 1000001 steps (416 resets) in 786 ms. (1270 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:53:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:53:16] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:53:16] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:53:17] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2026-05-22 21:53:17] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:53:17] [INFO ] [Real]Added 1653 Read/Feed constraints in 145 ms returned sat
[2026-05-22 21:53:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:53:17] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:53:17] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:53:17] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2026-05-22 21:53:17] [INFO ] [Nat]Added 1653 Read/Feed constraints in 150 ms returned sat
[2026-05-22 21:53:17] [INFO ] Computed and/alt/rep : 1203/3602/1203 causal constraints (skipped 544 transitions) in 74 ms.
[2026-05-22 21:53:18] [INFO ] Added : 5 causal constraints over 1 iterations in 267 ms. Result :sat
Minimization took 3543 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 24 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 27 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:53:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:53:22] [INFO ] Implicit Places using invariants in 394 ms returned []
[2026-05-22 21:53:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:53:22] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:53:38] [INFO ] Implicit Places using invariants and state equation in 15870 ms returned []
Implicit Place search using SMT with State Equation took 16266 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:53:38] [INFO ] Redundant transitions in 30 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:53:38] [INFO ] Invariant cache hit.
[2026-05-22 21:53:38] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:53] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:53] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:53] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:53] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:53] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:54] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:55] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:55] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:55] [INFO ] Deduced a trap composed of 2 places in 213 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:55] [INFO ] Deduced a trap composed of 2 places in 218 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:55] [INFO ] Deduced a trap composed of 24 places in 237 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:56] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 26 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:56] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:56] [INFO ] Deduced a trap composed of 2 places in 235 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:57] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:58] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:59] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:59] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:53:59] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
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(s386 0.0)
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(s391 0.0)
(s392 1.0)
(s393 0.0)
(s394 0.0)
(s395 0.0)
(s396 0.0)
(s397 0.0)
(s398 0.0)
(s399 0.0)
(s400 0.0)
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(s403 0.0)
(s404 0.0)
(s405 0.0)
(s406 0.0)
(s407 0.0)
(s408 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:09] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:10] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:11] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:12] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:12] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:19] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:20] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 27 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:21] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:23] [INFO ] Deduced a trap composed of 24 places in 219 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:26] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:26] [INFO ] Deduced a trap composed of 24 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 24 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 24 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:27] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 25 places in 236 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 25 places in 240 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:28] [INFO ] Deduced a trap composed of 24 places in 207 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:29] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:29] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:29] [INFO ] Deduced a trap composed of 24 places in 180 ms of which 22 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 24 places in 116 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 24 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:30] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 24 places in 179 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 25 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 25 places in 165 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:31] [INFO ] Deduced a trap composed of 25 places in 165 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:32] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:33] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:33] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:33] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:34] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:35] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:35] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:35] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:35] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:36] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:36] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:36] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:36] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:37] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 19 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:37] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:38] [INFO ] Deduced a trap composed of 25 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:38] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:38] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:38] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 8 ms to minimize.
SMT process timed out in 60555ms, After SMT, problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60558ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76897 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 21:54:38] [INFO ] Flatten gal took : 46 ms
[2026-05-22 21:54:38] [INFO ] Flatten gal took : 30 ms
[2026-05-22 21:54:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13443891621550594254.gal : 6 ms
[2026-05-22 21:54:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5507152802951502906.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/ReachabilityCardinality13443891621550594254.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5507152802951502906.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
RANDOM walk for 40000 steps (367 resets) in 481 ms. (82 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5507152802951502906.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 246
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :246 after 300
Interrupted probabilistic random walk after 388079 steps, run timeout after 3001 ms. (steps per millisecond=129 ) properties seen :0 out of 2
Probabilistic random walk after 388079 steps, saw 50361 distinct states, run finished after 3001 ms. (steps per millisecond=129 ) properties seen :0
[2026-05-22 21:54:41] [INFO ] Invariant cache hit.
[2026-05-22 21:54:41] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 42 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:42] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :300 after 2673
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1695 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:43] [INFO ] Deduced a trap composed of 24 places in 273 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:44] [INFO ] Deduced a trap composed of 24 places in 257 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:44] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:44] [INFO ] Deduced a trap composed of 24 places in 256 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:45] [INFO ] Deduced a trap composed of 24 places in 260 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:45] [INFO ] Deduced a trap composed of 24 places in 270 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:45] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:45] [INFO ] Deduced a trap composed of 24 places in 282 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:46] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:46] [INFO ] Deduced a trap composed of 24 places in 289 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:46] [INFO ] Deduced a trap composed of 24 places in 290 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:47] [INFO ] Deduced a trap composed of 24 places in 281 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:47] [INFO ] Deduced a trap composed of 24 places in 287 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:47] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:48] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:48] [INFO ] Deduced a trap composed of 24 places in 263 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:48] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:48] [INFO ] Deduced a trap composed of 24 places in 293 ms of which 37 ms to minimize.
SMT process timed out in 6991ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 25 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (366 resets) in 371 ms. (107 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (16 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2673 after 3936
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3936 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 439682 steps, run timeout after 3001 ms. (steps per millisecond=146 ) properties seen :0 out of 1
Probabilistic random walk after 439682 steps, saw 55949 distinct states, run finished after 3001 ms. (steps per millisecond=146 ) properties seen :0
[2026-05-22 21:54:52] [INFO ] Invariant cache hit.
[2026-05-22 21:54:52] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 21:54:52] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:52] [INFO ] Deduced a trap composed of 24 places in 288 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:52] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:53] [INFO ] Deduced a trap composed of 24 places in 238 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:54:53] [INFO ] Deduced a trap composed of 25 places in 212 ms of which 22 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/600 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/600 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2256 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2256 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1076 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3120ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:54:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:54:55] [INFO ] Implicit Places using invariants in 422 ms returned []
[2026-05-22 21:54:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:54:55] [INFO ] State equation strengthened by 1653 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23790
[2026-05-22 21:55:11] [INFO ] Implicit Places using invariants and state equation in 16096 ms returned []
Implicit Place search using SMT with State Equation took 16523 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:55:11] [INFO ] Redundant transitions in 30 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:55:11] [INFO ] Invariant cache hit.
[2026-05-22 21:55:11] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23790 after 24371
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:27] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:27] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:27] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 21:55:28] [INFO ] Flatten gal took : 29 ms
[2026-05-22 21:55:28] [INFO ] Applying decomposition
[2026-05-22 21:55:28] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 17 ms to minimize.
[2026-05-22 21:55:28] [INFO ] Flatten gal took : 29 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 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/graph4539395653507694273.txt' '-o' '/tmp/graph4539395653507694273.bin' '-w' '/tmp/graph4539395653507694273.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4539395653507694273.bin' '-l' '-1' '-v' '-w' '/tmp/graph4539395653507694273.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:55:28] [INFO ] Decomposing Gal with order
[2026-05-22 21:55:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:29] [INFO ] Removed a total of 1355 redundant transitions.
[2026-05-22 21:55:29] [INFO ] Flatten gal took : 74 ms
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 1478 labels/synchronizations in 32 ms.
[2026-05-22 21:55:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1451323317098571891.gal : 11 ms
[2026-05-22 21:55:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12680608277343926441.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/ReachabilityCardinality1451323317098571891.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12680608277343926441.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 ...308
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality12680608277343926441.prop.
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 166
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :166 after 166
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :166 after 166
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :166 after 166
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :166 after 166
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :166 after 166
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :166 after 370
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :370 after 394
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :394 after 6155
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 2 places in 224 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:29] [INFO ] Deduced a trap composed of 2 places in 224 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:30] [INFO ] Deduced a trap composed of 24 places in 227 ms of which 25 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :6155 after 132550
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:30] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 24 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :132550 after 237702
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:30] [INFO ] Deduced a trap composed of 26 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 2 places in 224 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 24 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 24 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:31] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 24 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:32] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:33] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:33] [INFO ] Deduced a trap composed of 24 places in 165 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:33] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:33] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:33] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 3 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :237702 after 1.09394e+07
Error getting values : (error "ParserException while parsing response: ((s0 2.0)
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(s193 0.0)
(s194 0.0)
(s195 0.0)
(s196 0.0)
(s197 0.0)
(s198 0.0)
(s199 0.0)
(s200 0.0)
(s201 0.0)
(s202 0.0)
(s203 0.0)
(s204 0.0)
(s205 0.0)
(s206 0.0)
(s207 0.0)
(s208 0.0)
(s209 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:43] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:44] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:45] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:46] [INFO ] Deduced a trap composed of 24 places in 176 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:46] [INFO ] Deduced a trap composed of 24 places in 163 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:46] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 130 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:47] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 27 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:48] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:50] [INFO ] Deduced a trap composed of 24 places in 295 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:52] [INFO ] Deduced a trap composed of 24 places in 218 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:53] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:53] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:53] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:53] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:54] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:55] [INFO ] Deduced a trap composed of 25 places in 247 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:55] [INFO ] Deduced a trap composed of 25 places in 254 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:55] [INFO ] Deduced a trap composed of 24 places in 239 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:55] [INFO ] Deduced a trap composed of 24 places in 218 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:56] [INFO ] Deduced a trap composed of 25 places in 200 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:56] [INFO ] Deduced a trap composed of 24 places in 190 ms of which 21 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:57] [INFO ] Deduced a trap composed of 24 places in 229 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:58] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:58] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:58] [INFO ] Deduced a trap composed of 25 places in 193 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:58] [INFO ] Deduced a trap composed of 25 places in 178 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:58] [INFO ] Deduced a trap composed of 25 places in 187 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 170 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:55:59] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 14 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:00] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:00] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:00] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:00] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:01] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:02] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:02] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:03] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:03] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:03] [INFO ] Deduced a trap composed of 24 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:03] [INFO ] Deduced a trap composed of 25 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:03] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 19 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:04] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:05] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:05] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:05] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:05] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:11] [INFO ] Deduced a trap composed of 24 places in 209 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:11] [INFO ] Deduced a trap composed of 24 places in 227 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:11] [INFO ] Deduced a trap composed of 24 places in 224 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:12] [INFO ] Deduced a trap composed of 24 places in 197 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:12] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 26 ms to minimize.
SMT process timed out in 60693ms, After SMT, problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60696ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77288 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 0 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1662 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 7 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:56:12] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:56:12] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:56:12] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:56:12] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:56:12] [INFO ] After 25ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:56:12] [INFO ] Flatten gal took : 0 ms
[2026-05-22 21:56:12] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:56:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3100550418906763181.gal : 0 ms
[2026-05-22 21:56:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14569518219145214491.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/ReachabilityCardinality3100550418906763181.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14569518219145214491.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/ReachabilityCardinality14569518219145214491.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.002273,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002586,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 69 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-06 in 183873 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:56:12] [INFO ] Computed 22 invariants in 22 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (90 resets) in 50 ms. (196 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:56:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:56:12] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:56:12] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:56:13] [INFO ] [Real]Absence check using state equation in 281 ms returned sat
[2026-05-22 21:56:13] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:56:13] [INFO ] [Real]Added 1640 Read/Feed constraints in 163 ms returned sat
[2026-05-22 21:56:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:56:13] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:56:13] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:56:13] [INFO ] [Nat]Absence check using state equation in 290 ms returned sat
[2026-05-22 21:56:13] [INFO ] [Nat]Added 1640 Read/Feed constraints in 156 ms returned sat
[2026-05-22 21:56:13] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 78 ms.
[2026-05-22 21:56:14] [INFO ] Added : 10 causal constraints over 2 iterations in 356 ms. Result :sat
Minimization took 565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 575 transition count 1767
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 575 transition count 1766
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 16 place count 574 transition count 1766
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 574 transition count 1766
Applied a total of 18 rules in 91 ms. Remains 574 /582 variables (removed 8) and now considering 1766/1774 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 574/582 places, 1766/1774 transitions.
// Phase 1: matrix 1766 rows 574 cols
[2026-05-22 21:56:14] [INFO ] Computed 22 invariants in 22 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9214 resets) in 4443 ms. (225 steps per ms)
BEST_FIRST walk for 1000001 steps (409 resets) in 721 ms. (1385 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:56:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:56:20] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 21:56:20] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:56:20] [INFO ] [Real]Absence check using state equation in 293 ms returned sat
[2026-05-22 21:56:20] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 21:56:20] [INFO ] [Real]Added 1654 Read/Feed constraints in 141 ms returned sat
[2026-05-22 21:56:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:56:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-22 21:56:20] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 21:56:21] [INFO ] [Nat]Absence check using state equation in 290 ms returned sat
[2026-05-22 21:56:21] [INFO ] [Nat]Added 1654 Read/Feed constraints in 171 ms returned sat
[2026-05-22 21:56:21] [INFO ] Computed and/alt/rep : 1200/3598/1200 causal constraints (skipped 546 transitions) in 82 ms.
[2026-05-22 21:56:21] [INFO ] Added : 7 causal constraints over 2 iterations in 355 ms. Result :sat
Minimization took 4034 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 21:56:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:56:26] [INFO ] Implicit Places using invariants in 411 ms returned []
[2026-05-22 21:56:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:56:26] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 21:56:38] [INFO ] Implicit Places using invariants and state equation in 12658 ms returned []
Implicit Place search using SMT with State Equation took 13072 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:56:38] [INFO ] Redundant transitions in 30 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 21:56:38] [INFO ] Invariant cache hit.
[2026-05-22 21:56:38] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:53] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 24 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:54] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 2 places in 174 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:55] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:56] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:56] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 15 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:56] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:56] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:56] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 26 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 24 places in 177 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:57] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:58] [INFO ] Deduced a trap composed of 24 places in 190 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:58] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:58] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:58] [INFO ] Deduced a trap composed of 24 places in 226 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:59] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:59] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:59] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:59] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:56:59] [INFO ] Deduced a trap composed of 24 places in 165 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:00] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:00] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:10] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:10] [INFO ] Deduced a trap composed of 24 places in 120 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:11] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:12] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:12] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:12] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:12] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:16] [INFO ] Deduced a trap composed of 24 places in 214 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:16] [INFO ] Deduced a trap composed of 24 places in 227 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:16] [INFO ] Deduced a trap composed of 25 places in 195 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:17] [INFO ] Deduced a trap composed of 24 places in 194 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:17] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:17] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:17] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:17] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:19] [INFO ] Deduced a trap composed of 24 places in 199 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:24] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:24] [INFO ] Deduced a trap composed of 24 places in 147 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:24] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:25] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:25] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:25] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 24 places in 104 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:26] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:27] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:27] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:27] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:27] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:28] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:29] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 10 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:30] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:30] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:30] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:30] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:31] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:32] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:32] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:33] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:33] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:33] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:33] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:34] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:34] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:34] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:35] [INFO ] Deduced a trap composed of 25 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 24 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 24 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 26 places in 150 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:36] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 158 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 136/136 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60494ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60497ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73633 ms. Remains : 574/574 places, 1766/1766 transitions.
[2026-05-22 21:57:39] [INFO ] Flatten gal took : 46 ms
[2026-05-22 21:57:39] [INFO ] Flatten gal took : 29 ms
[2026-05-22 21:57:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14315848129265189253.gal : 6 ms
[2026-05-22 21:57:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18349037713171813446.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/ReachabilityCardinality14315848129265189253.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18349037713171813446.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 ...330
RANDOM walk for 40000 steps (364 resets) in 371 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 180 ms. (221 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (14 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality18349037713171813446.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 397439 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 2
Probabilistic random walk after 397439 steps, saw 51348 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
[2026-05-22 21:57:42] [INFO ] Invariant cache hit.
[2026-05-22 21:57:42] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:42] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 73 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:43] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1766/2338 variables, 572/613 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :304 after 2761
At refinement iteration 9 (INCLUDED_ONLY) 0/2338 variables, 1654/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2340 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1662 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:44] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:44] [INFO ] Deduced a trap composed of 24 places in 282 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:45] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:45] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:45] [INFO ] Deduced a trap composed of 24 places in 260 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:45] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:46] [INFO ] Deduced a trap composed of 24 places in 262 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:46] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:46] [INFO ] Deduced a trap composed of 24 places in 291 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:47] [INFO ] Deduced a trap composed of 24 places in 275 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:47] [INFO ] Deduced a trap composed of 24 places in 263 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:47] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:47] [INFO ] Deduced a trap composed of 24 places in 295 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:48] [INFO ] Deduced a trap composed of 24 places in 297 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:48] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:48] [INFO ] Deduced a trap composed of 24 places in 285 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:49] [INFO ] Deduced a trap composed of 24 places in 274 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:49] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 28 ms to minimize.
SMT process timed out in 6821ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 574/574 places, 1766/1766 transitions.
RANDOM walk for 40000 steps (364 resets) in 335 ms. (119 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (16 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2761 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 441371 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 441371 steps, saw 56174 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
[2026-05-22 21:57:52] [INFO ] Invariant cache hit.
[2026-05-22 21:57:52] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 21:57:52] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:57:52] [INFO ] Deduced a trap composed of 24 places in 251 ms of which 26 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 0/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2340 variables, 2/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2252 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1269 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 1/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2338 variables, 0/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2340 variables, 2/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2340/2340 variables, and 2253 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1078 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2357ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 21:57:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:57:55] [INFO ] Implicit Places using invariants in 394 ms returned []
[2026-05-22 21:57:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:57:55] [INFO ] State equation strengthened by 1654 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23816
[2026-05-22 21:58:08] [INFO ] Implicit Places using invariants and state equation in 12969 ms returned []
Implicit Place search using SMT with State Equation took 13366 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:58:08] [INFO ] Redundant transitions in 31 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 21:58:08] [INFO ] Invariant cache hit.
[2026-05-22 21:58:08] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23816 after 24411
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 24 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:23] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 2 places in 178 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:24] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:25] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:25] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:25] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:25] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:25] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 14 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 26 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:26] [INFO ] Deduced a trap composed of 24 places in 123 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:27] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:27] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:27] [INFO ] Deduced a trap composed of 24 places in 155 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:27] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:27] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:28] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:28] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:28] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:28] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:28] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:29] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:29] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:29] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 17 ms to minimize.
Detected timeout of ITS tools.
[2026-05-22 21:58:29] [INFO ] Flatten gal took : 32 ms
[2026-05-22 21:58:29] [INFO ] Applying decomposition
[2026-05-22 21:58:29] [INFO ] Flatten gal took : 29 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/graph2328522780031020695.txt' '-o' '/tmp/graph2328522780031020695.bin' '-w' '/tmp/graph2328522780031020695.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2328522780031020695.bin' '-l' '-1' '-v' '-w' '/tmp/graph2328522780031020695.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:58:29] [INFO ] Decomposing Gal with order
[2026-05-22 21:58:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:58:29] [INFO ] Removed a total of 1357 redundant transitions.
[2026-05-22 21:58:29] [INFO ] Flatten gal took : 79 ms
[2026-05-22 21:58:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 1552 labels/synchronizations in 27 ms.
[2026-05-22 21:58:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11280419402573177791.gal : 11 ms
[2026-05-22 21:58:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9943742124600427271.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/ReachabilityCardinality11280419402573177791.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9943742124600427271.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 ...308
Loading property file /tmp/ReachabilityCardinality9943742124600427271.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 209
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :209 after 209
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :209 after 209
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :209 after 209
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :209 after 219
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :219 after 223
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :223 after 226
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :226 after 531
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :531 after 671
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :671 after 139842
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :139842 after 1.87177e+06
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:40] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:40] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:40] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:40] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:40] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:41] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.87177e+06 after 6.21699e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:46] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:46] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:46] [INFO ] Deduced a trap composed of 25 places in 206 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:46] [INFO ] Deduced a trap composed of 24 places in 200 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:47] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:47] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:47] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:47] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:48] [INFO ] Deduced a trap composed of 24 places in 199 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:53] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:54] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:54] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:55] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:55] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:55] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:55] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:56] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 9 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:57] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:57] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:57] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:58] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:58:59] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 10 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:00] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:00] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:00] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:01] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:02] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:02] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:02] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:02] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:03] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:04] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:05] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:05] [INFO ] Deduced a trap composed of 24 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:05] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 25 places in 197 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:06] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:07] [INFO ] Deduced a trap composed of 24 places in 214 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:07] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:07] [INFO ] Deduced a trap composed of 26 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:07] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 158 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 136/136 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60523ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60529ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73966 ms. Remains : 574/574 places, 1766/1766 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1591 edges and 574 vertex of which 491 / 574 are part of one of the 2 SCC in 1 ms
Free SCC test removed 489 places
Drop transitions (Empty/Sink Transition effects.) removed 1266 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1661 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 6 ms. Remains 4 /574 variables (removed 570) and now considering 5/1766 (removed 1761) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 21:59:08] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:59:08] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 21:59:08] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 21:59:08] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:59:08] [INFO ] After 25ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 21:59:08] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:59:08] [INFO ] Flatten gal took : 1 ms
[2026-05-22 21:59:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5036461062600251510.gal : 1 ms
[2026-05-22 21:59:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6862381424745723354.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/ReachabilityCardinality5036461062600251510.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6862381424745723354.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/ReachabilityCardinality6862381424745723354.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.002091,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002381,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 68 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-08 in 176406 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 21:59:09] [INFO ] Computed 22 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (88 resets) in 51 ms. (192 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:59:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:59:09] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 21:59:09] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:59:09] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2026-05-22 21:59:09] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 21:59:09] [INFO ] [Real]Added 1640 Read/Feed constraints in 176 ms returned sat
[2026-05-22 21:59:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:59:09] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-22 21:59:09] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:59:10] [INFO ] [Nat]Absence check using state equation in 296 ms returned sat
[2026-05-22 21:59:10] [INFO ] [Nat]Added 1640 Read/Feed constraints in 150 ms returned sat
[2026-05-22 21:59:10] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 84 ms.
[2026-05-22 21:59:10] [INFO ] Added : 8 causal constraints over 2 iterations in 374 ms. Result :sat
Minimization took 555 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 576 transition count 1768
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 13 place count 576 transition count 1767
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 93 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 21:59:11] [INFO ] Computed 22 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9205 resets) in 4397 ms. (227 steps per ms)
BEST_FIRST walk for 1000001 steps (417 resets) in 709 ms. (1408 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 21:59:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:59:16] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:59:16] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 6 ms returned sat
[2026-05-22 21:59:16] [INFO ] [Real]Absence check using state equation in 308 ms returned sat
[2026-05-22 21:59:16] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:59:17] [INFO ] [Real]Added 1653 Read/Feed constraints in 131 ms returned sat
[2026-05-22 21:59:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:59:17] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 21:59:17] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 21:59:17] [INFO ] [Nat]Absence check using state equation in 310 ms returned sat
[2026-05-22 21:59:17] [INFO ] [Nat]Added 1653 Read/Feed constraints in 154 ms returned sat
[2026-05-22 21:59:17] [INFO ] Computed and/alt/rep : 1201/3594/1201 causal constraints (skipped 546 transitions) in 81 ms.
[2026-05-22 21:59:18] [INFO ] Added : 23 causal constraints over 5 iterations in 936 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 31 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 39 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 21:59:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:59:23] [INFO ] Implicit Places using invariants in 400 ms returned []
[2026-05-22 21:59:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:59:23] [INFO ] State equation strengthened by 1653 read => feed constraints.
[2026-05-22 21:59:39] [INFO ] Implicit Places using invariants and state equation in 15518 ms returned []
Implicit Place search using SMT with State Equation took 15920 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:59:39] [INFO ] Redundant transitions in 38 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 21:59:39] [INFO ] Invariant cache hit.
[2026-05-22 21:59:39] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:54] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:54] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:54] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:54] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:55] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 2 places in 162 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:56] [INFO ] Deduced a trap composed of 2 places in 172 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:57] [INFO ] Deduced a trap composed of 2 places in 184 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:57] [INFO ] Deduced a trap composed of 24 places in 254 ms of which 28 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:57] [INFO ] Deduced a trap composed of 26 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:58] [INFO ] Deduced a trap composed of 24 places in 157 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:59] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:59] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:59] [INFO ] Deduced a trap composed of 24 places in 247 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:59] [INFO ] Deduced a trap composed of 24 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:59:59] [INFO ] Deduced a trap composed of 24 places in 207 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:00] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:01] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:01] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 17 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:11] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 24 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 24 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 24 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:12] [INFO ] Deduced a trap composed of 26 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:15] [INFO ] Deduced a trap composed of 24 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:17] [INFO ] Deduced a trap composed of 24 places in 220 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:18] [INFO ] Deduced a trap composed of 24 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:18] [INFO ] Deduced a trap composed of 25 places in 155 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:19] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:19] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 20 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:20] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:21] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:22] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:23] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:23] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:23] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:23] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:24] [INFO ] Deduced a trap composed of 24 places in 225 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:27] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:29] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:29] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:29] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:30] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:30] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:30] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:30] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 118 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 96/96 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60487ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60489ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76499 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 22:00:39] [INFO ] Flatten gal took : 30 ms
[2026-05-22 22:00:39] [INFO ] Flatten gal took : 30 ms
[2026-05-22 22:00:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3742930899532272477.gal : 6 ms
[2026-05-22 22:00:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14511404050019141031.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/ReachabilityCardinality3742930899532272477.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14511404050019141031.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
RANDOM walk for 40000 steps (365 resets) in 294 ms. (135 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (16 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality14511404050019141031.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 388374 steps, run timeout after 3001 ms. (steps per millisecond=129 ) properties seen :0 out of 2
Probabilistic random walk after 388374 steps, saw 50409 distinct states, run finished after 3001 ms. (steps per millisecond=129 ) properties seen :0
[2026-05-22 22:00:42] [INFO ] Invariant cache hit.
[2026-05-22 22:00:42] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 22:00:42] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:42] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:42] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:43] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1653/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1597 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:44] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:45] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :304 after 2729
[2026-05-22 22:00:45] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:45] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:45] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:46] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:46] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:46] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:46] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:47] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:47] [INFO ] Deduced a trap composed of 24 places in 241 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:47] [INFO ] Deduced a trap composed of 24 places in 254 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:48] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:48] [INFO ] Deduced a trap composed of 24 places in 247 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:48] [INFO ] Deduced a trap composed of 24 places in 235 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:48] [INFO ] Deduced a trap composed of 24 places in 285 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:49] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:00:49] [INFO ] Deduced a trap composed of 24 places in 297 ms of which 37 ms to minimize.
SMT process timed out in 6676ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 26 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (366 resets) in 316 ms. (126 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (14 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2729 after 3940
Interrupted probabilistic random walk after 442568 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 442568 steps, saw 56312 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
[2026-05-22 22:00:52] [INFO ] Invariant cache hit.
[2026-05-22 22:00:52] [INFO ] State equation strengthened by 1653 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) 532/533 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
[2026-05-22 22:00:52] [INFO ] Deduced a trap composed of 2 places in 41 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
[2026-05-22 22:00:53] [INFO ] Deduced a trap composed of 24 places in 293 ms of which 28 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2252 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1276 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
At refinement iteration 1 (OVERLAPS) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1653/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2253 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1196 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1653/1653 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2491ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 26 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 22:00:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:00:55] [INFO ] Implicit Places using invariants in 490 ms returned []
[2026-05-22 22:00:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:00:56] [INFO ] State equation strengthened by 1653 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23808
[2026-05-22 22:01:11] [INFO ] Implicit Places using invariants and state equation in 15722 ms returned []
Implicit Place search using SMT with State Equation took 16215 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:01:11] [INFO ] Redundant transitions in 36 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 22:01:11] [INFO ] Invariant cache hit.
[2026-05-22 22:01:11] [INFO ] State equation strengthened by 1653 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23808 after 24395
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:26] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:27] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:28] [INFO ] Deduced a trap composed of 2 places in 162 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:29] [INFO ] Deduced a trap composed of 2 places in 153 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:29] [INFO ] Deduced a trap composed of 2 places in 172 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:29] [INFO ] Deduced a trap composed of 24 places in 248 ms of which 28 ms to minimize.
Detected timeout of ITS tools.
[2026-05-22 22:01:29] [INFO ] Flatten gal took : 28 ms
[2026-05-22 22:01:29] [INFO ] Applying decomposition
[2026-05-22 22:01:29] [INFO ] Flatten gal took : 28 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/graph14524965986759509459.txt' '-o' '/tmp/graph14524965986759509459.bin' '-w' '/tmp/graph14524965986759509459.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14524965986759509459.bin' '-l' '-1' '-v' '-w' '/tmp/graph14524965986759509459.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:01:29] [INFO ] Decomposing Gal with order
[2026-05-22 22:01:29] [INFO ] Rewriting arrays to variables to allow decomposition.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
[2026-05-22 22:01:29] [INFO ] Removed a total of 1354 redundant transitions.
[2026-05-22 22:01:30] [INFO ] Flatten gal took : 78 ms
[2026-05-22 22:01:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 1548 labels/synchronizations in 25 ms.
[2026-05-22 22:01:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16562835717495904284.gal : 10 ms
[2026-05-22 22:01:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16479258563546755264.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/ReachabilityCardinality16562835717495904284.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16479258563546755264.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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:30] [INFO ] Deduced a trap composed of 26 places in 68 ms of which 4 ms to minimize.
Loading property file /tmp/ReachabilityCardinality16479258563546755264.prop.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 107
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :107 after 107
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :107 after 107
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :107 after 107
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :107 after 107
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :107 after 247
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :247 after 267
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :267 after 335
[2026-05-22 22:01:30] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 19 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :335 after 4902
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:30] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:30] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 19 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4902 after 98855
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:30] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 24 places in 232 ms of which 30 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :98855 after 701447
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:31] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:32] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:32] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:32] [INFO ] Deduced a trap composed of 24 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:32] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:32] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:33] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:33] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:33] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:33] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:43] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:43] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:43] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 24 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:44] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:45] [INFO ] Deduced a trap composed of 26 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:47] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:49] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:51] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:51] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:51] [INFO ] Deduced a trap composed of 24 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:52] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 20 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:52] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:52] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:52] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:53] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:54] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:55] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:56] [INFO ] Deduced a trap composed of 24 places in 224 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:01:59] [INFO ] Deduced a trap composed of 24 places in 211 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:02] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:02] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:02] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 14 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :701447 after 8.56522e+08
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:02] [INFO ] Deduced a trap composed of 24 places in 168 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:03] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:03] [INFO ] Deduced a trap composed of 25 places in 125 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:03] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 6 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 118 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1653 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 96/96 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60541ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60544ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76832 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 0 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1267 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1662 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 3 ms. Remains 4 /575 variables (removed 571) and now considering 5/1767 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 22:02:11] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:02:11] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:02:12] [INFO ] After 3ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 22:02:12] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:02:12] [INFO ] After 23ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:02:12] [INFO ] Flatten gal took : 0 ms
[2026-05-22 22:02:12] [INFO ] Flatten gal took : 1 ms
[2026-05-22 22:02:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10688510853990383042.gal : 0 ms
[2026-05-22 22:02:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6637007668021266560.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/ReachabilityCardinality10688510853990383042.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6637007668021266560.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/ReachabilityCardinality6637007668021266560.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.002649,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002995,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 62 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-09 in 183099 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 22:02:12] [INFO ] Computed 22 invariants in 19 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (90 resets) in 55 ms. (178 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:02:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:02:12] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 22:02:12] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:02:12] [INFO ] [Real]Absence check using state equation in 329 ms returned sat
[2026-05-22 22:02:12] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 22:02:12] [INFO ] [Real]Added 1640 Read/Feed constraints in 196 ms returned sat
[2026-05-22 22:02:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:02:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 22:02:12] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:02:13] [INFO ] [Nat]Absence check using state equation in 303 ms returned sat
[2026-05-22 22:02:13] [INFO ] [Nat]Added 1640 Read/Feed constraints in 164 ms returned sat
[2026-05-22 22:02:13] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 86 ms.
[2026-05-22 22:02:13] [INFO ] Added : 7 causal constraints over 2 iterations in 376 ms. Result :sat
Minimization took 566 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 575 transition count 1767
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 575 transition count 1766
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 16 place count 574 transition count 1766
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 574 transition count 1766
Applied a total of 18 rules in 118 ms. Remains 574 /582 variables (removed 8) and now considering 1766/1774 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 574/582 places, 1766/1774 transitions.
// Phase 1: matrix 1766 rows 574 cols
[2026-05-22 22:02:14] [INFO ] Computed 22 invariants in 17 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9214 resets) in 4433 ms. (225 steps per ms)
BEST_FIRST walk for 1000001 steps (422 resets) in 722 ms. (1383 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:02:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:02:19] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 22:02:19] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:02:20] [INFO ] [Real]Absence check using state equation in 270 ms returned sat
[2026-05-22 22:02:20] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 22:02:20] [INFO ] [Real]Added 1654 Read/Feed constraints in 141 ms returned sat
[2026-05-22 22:02:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:02:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 22:02:20] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:02:20] [INFO ] [Nat]Absence check using state equation in 271 ms returned sat
[2026-05-22 22:02:20] [INFO ] [Nat]Added 1654 Read/Feed constraints in 149 ms returned sat
[2026-05-22 22:02:20] [INFO ] Computed and/alt/rep : 1200/3598/1200 causal constraints (skipped 546 transitions) in 79 ms.
[2026-05-22 22:02:21] [INFO ] Added : 7 causal constraints over 2 iterations in 348 ms. Result :sat
Minimization took 3883 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 22:02:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:02:25] [INFO ] Implicit Places using invariants in 428 ms returned []
[2026-05-22 22:02:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:02:25] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 22:02:39] [INFO ] Implicit Places using invariants and state equation in 13606 ms returned []
Implicit Place search using SMT with State Equation took 14035 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:02:39] [INFO ] Redundant transitions in 38 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 22:02:39] [INFO ] Invariant cache hit.
[2026-05-22 22:02:39] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 2 places in 213 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:55] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:56] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:57] [INFO ] Deduced a trap composed of 24 places in 223 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:57] [INFO ] Deduced a trap composed of 24 places in 197 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:57] [INFO ] Deduced a trap composed of 25 places in 169 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 24 places in 123 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 26 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:58] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 24 places in 85 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:59] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:00] [INFO ] Deduced a trap composed of 24 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:00] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:00] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:12] [INFO ] Deduced a trap composed of 24 places in 178 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:12] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:12] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:12] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:12] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 85 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 78 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:13] [INFO ] Deduced a trap composed of 24 places in 78 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:14] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 24 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:15] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:16] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:21] [INFO ] Deduced a trap composed of 2 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:21] [INFO ] Deduced a trap composed of 2 places in 113 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:22] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 24 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:23] [INFO ] Deduced a trap composed of 25 places in 166 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:24] [INFO ] Deduced a trap composed of 25 places in 160 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:24] [INFO ] Deduced a trap composed of 24 places in 193 ms of which 24 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:25] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:26] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:28] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:28] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:28] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:29] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:29] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:29] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:30] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:37] [INFO ] Deduced a trap composed of 24 places in 256 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:37] [INFO ] Deduced a trap composed of 24 places in 240 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:37] [INFO ] Deduced a trap composed of 24 places in 207 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:37] [INFO ] Deduced a trap composed of 26 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:37] [INFO ] Deduced a trap composed of 26 places in 175 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:38] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:39] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 9 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 162 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 140/140 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60475ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60478ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74582 ms. Remains : 574/574 places, 1766/1766 transitions.
[2026-05-22 22:03:39] [INFO ] Flatten gal took : 30 ms
[2026-05-22 22:03:39] [INFO ] Flatten gal took : 29 ms
[2026-05-22 22:03:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13804129658129439805.gal : 5 ms
[2026-05-22 22:03:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12464245373714398413.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/ReachabilityCardinality13804129658129439805.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12464245373714398413.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 ...330
RANDOM walk for 40000 steps (364 resets) in 383 ms. (104 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (16 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality12464245373714398413.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 392478 steps, run timeout after 3001 ms. (steps per millisecond=130 ) properties seen :0 out of 2
Probabilistic random walk after 392478 steps, saw 50827 distinct states, run finished after 3001 ms. (steps per millisecond=130 ) properties seen :0
[2026-05-22 22:03:42] [INFO ] Invariant cache hit.
[2026-05-22 22:03:42] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 22:03:42] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:43] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1766/2338 variables, 572/613 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :304 after 2735
At refinement iteration 9 (INCLUDED_ONLY) 0/2338 variables, 1654/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2340 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1677 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:44] [INFO ] Deduced a trap composed of 24 places in 271 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:45] [INFO ] Deduced a trap composed of 24 places in 262 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:45] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:45] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:46] [INFO ] Deduced a trap composed of 24 places in 255 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:46] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:46] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:46] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:47] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:47] [INFO ] Deduced a trap composed of 24 places in 264 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:47] [INFO ] Deduced a trap composed of 24 places in 271 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:48] [INFO ] Deduced a trap composed of 24 places in 276 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:48] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:48] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:48] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:49] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:49] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:49] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 28 ms to minimize.
SMT process timed out in 6871ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 30 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 574/574 places, 1766/1766 transitions.
RANDOM walk for 40000 steps (372 resets) in 291 ms. (136 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (14 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2735 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 444068 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 444068 steps, saw 56474 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
[2026-05-22 22:03:52] [INFO ] Invariant cache hit.
[2026-05-22 22:03:52] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 22:03:53] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:53] [INFO ] Deduced a trap composed of 24 places in 254 ms of which 27 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 0/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2340 variables, 2/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2252 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1229 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 1/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2338 variables, 0/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2340 variables, 2/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2340/2340 variables, and 2253 constraints, problems are : Problem set: 0 solved, 1 unsolved in 973 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2234ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 23 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 22:03:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:03:55] [INFO ] Implicit Places using invariants in 425 ms returned []
[2026-05-22 22:03:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:03:55] [INFO ] State equation strengthened by 1654 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23812
[2026-05-22 22:04:09] [INFO ] Implicit Places using invariants and state equation in 13727 ms returned []
Implicit Place search using SMT with State Equation took 14168 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:04:09] [INFO ] Redundant transitions in 33 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 22:04:09] [INFO ] Invariant cache hit.
[2026-05-22 22:04:09] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23812 after 24405
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:25] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:25] [INFO ] Deduced a trap composed of 2 places in 250 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:25] [INFO ] Deduced a trap composed of 24 places in 146 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:25] [INFO ] Deduced a trap composed of 24 places in 148 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:26] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 24 places in 216 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:27] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 23 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:28] [INFO ] Deduced a trap composed of 24 places in 130 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:28] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:28] [INFO ] Deduced a trap composed of 24 places in 122 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:28] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 26 places in 94 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 14 ms to minimize.
Detected timeout of ITS tools.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:29] [INFO ] Flatten gal took : 28 ms
[2026-05-22 22:04:29] [INFO ] Applying decomposition
[2026-05-22 22:04:29] [INFO ] Flatten gal took : 29 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/graph12890408580791403851.txt' '-o' '/tmp/graph12890408580791403851.bin' '-w' '/tmp/graph12890408580791403851.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12890408580791403851.bin' '-l' '-1' '-v' '-w' '/tmp/graph12890408580791403851.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:04:30] [INFO ] Decomposing Gal with order
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 15 ms to minimize.
[2026-05-22 22:04:30] [INFO ] Rewriting arrays to variables to allow decomposition.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:30] [INFO ] Removed a total of 1359 redundant transitions.
[2026-05-22 22:04:30] [INFO ] Flatten gal took : 77 ms
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 15 ms to minimize.
[2026-05-22 22:04:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 1622 labels/synchronizations in 34 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12767847543028080380.gal : 12 ms
[2026-05-22 22:04:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5632976961171767645.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/ReachabilityCardinality12767847543028080380.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5632976961171767645.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 ...308
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality5632976961171767645.prop.
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 80
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :80 after 80
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :80 after 80
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 24 places in 169 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 2048
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 24 places in 159 ms of which 18 ms to minimize.
SDD size :3710 after 4228
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:30] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 18 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4228 after 5522
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.05781e+07 after 1.50825e+07
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:41] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:41] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:41] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:41] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 24 places in 129 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 24 places in 196 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:42] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 144 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:43] [INFO ] Deduced a trap composed of 24 places in 100 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:44] [INFO ] Deduced a trap composed of 24 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:44] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:44] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:44] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.50825e+07 after 1.74371e+07
[2026-05-22 22:04:47] [INFO ] Deduced a trap composed of 25 places in 2676 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:47] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:47] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:47] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 24 places in 74 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:48] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:50] [INFO ] Deduced a trap composed of 24 places in 236 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:54] [INFO ] Deduced a trap composed of 2 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:55] [INFO ] Deduced a trap composed of 2 places in 116 ms of which 7 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:55] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:55] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:55] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 24 places in 83 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:56] [INFO ] Deduced a trap composed of 25 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:57] [INFO ] Deduced a trap composed of 24 places in 215 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:57] [INFO ] Deduced a trap composed of 24 places in 193 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:57] [INFO ] Deduced a trap composed of 25 places in 175 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:57] [INFO ] Deduced a trap composed of 25 places in 160 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:58] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 23 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:58] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:58] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:04:59] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:00] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:00] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:00] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:02] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:02] [INFO ] Deduced a trap composed of 25 places in 209 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:02] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:03] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:03] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:03] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 12 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:05] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 3 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 2)
(s1 1)
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(s171 0)
(s172 0)
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(s179 0)
(s180 0)
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(s188 0)
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(s282 0)
(s283 0)
(s284 0)
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(s290 0)
(s291 0)
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(s299 0)
(s300 0)
(s301 0)
(s302 0)
(s303 0)
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(s307 0)
(s308 0)
(s309 0)
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(s334 0)
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(s336 0)
(s337 0)
(s338 0)
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(s341 0)
(s342 0)
(s343 0)
(s344 0)
(s345 0)
(s346 0)
(s347 0)
(s348 0)
(s349 0)
(s350 0)
(s351 0)
(s352 0)
(s353 0)
(s354 0)
(s355 0)
(s356 0)
(s357 0)
(s358 0)
(s359 0)
(s360 0)
(s361 0)
(s362 0)
(s363 0)
(s364 0)
(s365 0)
(s366 0)
(s367 0)
(s368 0)
(s369 0)
(s370 0)
(s371 0)
(s372 0)
(s373 0)
(s374 0)
(s375 0)
(s376 0)
(s377 0)
(s378 0)
(s379 0)
(s380 0)
(s381 0)
(s382 0)
(s383 0)
(s384 0)
(s385 0)
(s386 0)
(s387 0)
(s388 0)
(s389 0)
(s390 0)
(s391 0)
(s392 0)
(s393 0)
(s394 0)
(s395 0)
(s396 0)
(s397 0)
(s398 0)
(s399 0)
(s400 0)
(s401 0)
(s402 0)
(s403 0)
(s404 0)
(s405 0)
(s406 0)
(s407 0)
(s408 0)
(s409 0)
(s410 0)
(s411 0)
(s412 0)
(s413 0)
(s414 0)
(s415 0)
(s416 0)
(s417 0)
(s418 0)
(s419 0)
(s420 0)
(s421 0)
(s422 0)
(s423 0)
(s424 0)
(s425 0)
(s426 0)
(s427 0)
(s428 0)
(s429 0)
(s430 0)
(s431 0)
(s432 0)
(s433 0)
(s434 timeout
0)
(s435 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 148 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 126/126 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60537ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60540ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74775 ms. Remains : 574/574 places, 1766/1766 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1591 edges and 574 vertex of which 491 / 574 are part of one of the 2 SCC in 1 ms
Free SCC test removed 489 places
Drop transitions (Empty/Sink Transition effects.) removed 1266 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1661 transitions.
Graph (complete) has 225 edges and 85 vertex of which 25 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 57 transitions
Reduce isomorphic transitions removed 57 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 58 rules applied. Total rules applied 60 place count 25 transition count 29
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 62 place count 24 transition count 28
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 80 place count 6 transition count 10
Iterating global reduction 2 with 18 rules applied. Total rules applied 98 place count 6 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 6 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 101 place count 6 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 103 place count 5 transition count 6
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 4 transition count 5
Applied a total of 104 rules in 9 ms. Remains 4 /574 variables (removed 570) and now considering 5/1766 (removed 1761) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 4 cols
[2026-05-22 22:05:09] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:05:09] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:05:10] [INFO ] After 4ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 22:05:10] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:05:10] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:05:10] [INFO ] Flatten gal took : 1 ms
[2026-05-22 22:05:10] [INFO ] Flatten gal took : 0 ms
[2026-05-22 22:05:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16694011237312325293.gal : 1 ms
[2026-05-22 22:05:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1149803966826189968.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/ReachabilityCardinality16694011237312325293.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1149803966826189968.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/ReachabilityCardinality1149803966826189968.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,6,0.002523,3880,2,7,6,33,6,0,21,18,0
Total reachable state count : 6

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002872,4136,2,5,6,33,7,0,24,18,0
Over-approximation ignoring read arcs solved 0 properties in 125 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-10 in 178027 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 22:05:10] [INFO ] Computed 22 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (87 resets) in 53 ms. (185 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:05:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:05:10] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 22:05:10] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:05:10] [INFO ] [Real]Absence check using state equation in 303 ms returned sat
[2026-05-22 22:05:10] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 22:05:10] [INFO ] [Real]Added 1640 Read/Feed constraints in 145 ms returned sat
[2026-05-22 22:05:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:05:10] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 22:05:10] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:05:11] [INFO ] [Nat]Absence check using state equation in 246 ms returned sat
[2026-05-22 22:05:11] [INFO ] [Nat]Added 1640 Read/Feed constraints in 169 ms returned sat
[2026-05-22 22:05:11] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 73 ms.
[2026-05-22 22:05:11] [INFO ] Added : 7 causal constraints over 2 iterations in 334 ms. Result :sat
Minimization took 554 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 575 transition count 1767
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 17 place count 575 transition count 1767
Applied a total of 17 rules in 73 ms. Remains 575 /582 variables (removed 7) and now considering 1767/1774 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 575/582 places, 1767/1774 transitions.
// Phase 1: matrix 1767 rows 575 cols
[2026-05-22 22:05:12] [INFO ] Computed 22 invariants in 22 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9148 resets) in 4310 ms. (231 steps per ms)
BEST_FIRST walk for 1000001 steps (426 resets) in 722 ms. (1383 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:05:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:05:17] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 22:05:17] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:05:17] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2026-05-22 22:05:17] [INFO ] State equation strengthened by 1655 read => feed constraints.
[2026-05-22 22:05:17] [INFO ] [Real]Added 1655 Read/Feed constraints in 157 ms returned sat
[2026-05-22 22:05:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:05:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-22 22:05:18] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:05:18] [INFO ] [Nat]Absence check using state equation in 272 ms returned sat
[2026-05-22 22:05:18] [INFO ] [Nat]Added 1655 Read/Feed constraints in 126 ms returned sat
[2026-05-22 22:05:18] [INFO ] Computed and/alt/rep : 1238/3694/1238 causal constraints (skipped 509 transitions) in 71 ms.
[2026-05-22 22:05:18] [INFO ] Added : 6 causal constraints over 2 iterations in 344 ms. Result :sat
Minimization took 3870 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 22 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 22:05:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:05:23] [INFO ] Implicit Places using invariants in 377 ms returned []
[2026-05-22 22:05:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:05:23] [INFO ] State equation strengthened by 1655 read => feed constraints.
[2026-05-22 22:05:36] [INFO ] Implicit Places using invariants and state equation in 13772 ms returned []
Implicit Place search using SMT with State Equation took 14151 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:05:37] [INFO ] Redundant transitions in 35 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 22:05:37] [INFO ] Invariant cache hit.
[2026-05-22 22:05:37] [INFO ] State equation strengthened by 1655 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:52] [INFO ] Deduced a trap composed of 24 places in 113 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:52] [INFO ] Deduced a trap composed of 24 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:52] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:52] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:53] [INFO ] Deduced a trap composed of 26 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 2 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 25 places in 173 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:54] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:55] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:55] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:55] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:55] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 24 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:05:56] [INFO ] Deduced a trap composed of 25 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:00] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:02] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:02] [INFO ] Deduced a trap composed of 25 places in 192 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:02] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:02] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:04] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:04] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:04] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:04] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1655 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:08] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:08] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:08] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:09] [INFO ] Deduced a trap composed of 24 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:09] [INFO ] Deduced a trap composed of 24 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:09] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:09] [INFO ] Deduced a trap composed of 25 places in 131 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:09] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 24 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:10] [INFO ] Deduced a trap composed of 24 places in 194 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:11] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:11] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:11] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:12] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 142 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:13] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:14] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:14] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:14] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:14] [INFO ] Deduced a trap composed of 25 places in 126 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:14] [INFO ] Deduced a trap composed of 25 places in 140 ms of which 19 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:15] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:16] [INFO ] Deduced a trap composed of 24 places in 163 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:17] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:17] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:17] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:17] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:17] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:18] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:22] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:25] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:26] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:26] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:26] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:26] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:26] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:27] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:27] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:27] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:27] [INFO ] Deduced a trap composed of 25 places in 178 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:27] [INFO ] Deduced a trap composed of 24 places in 164 ms of which 23 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:28] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:28] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:28] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:29] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:30] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:31] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:31] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:31] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:33] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 18 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 162 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1655 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 140/140 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60455ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60458ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74675 ms. Remains : 575/575 places, 1767/1767 transitions.
[2026-05-22 22:06:37] [INFO ] Flatten gal took : 33 ms
[2026-05-22 22:06:37] [INFO ] Flatten gal took : 29 ms
[2026-05-22 22:06:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8347887189616808522.gal : 6 ms
[2026-05-22 22:06:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5213697030940533026.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/ReachabilityCardinality8347887189616808522.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5213697030940533026.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
RANDOM walk for 40000 steps (371 resets) in 369 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (16 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 67 ms. (588 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5213697030940533026.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 24
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :24 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 31
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :31 after 48
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :48 after 310
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :310 after 366
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :366 after 430
Interrupted probabilistic random walk after 394016 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 2
Probabilistic random walk after 394016 steps, saw 50946 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2026-05-22 22:06:40] [INFO ] Invariant cache hit.
[2026-05-22 22:06:40] [INFO ] State equation strengthened by 1655 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) 532/533 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
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:40] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:41] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1767/2340 variables, 573/614 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2340 variables, 1655/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2342 variables, 2/2271 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2342 variables, 0/2271 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2342 variables, 0/2271 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2271 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1493 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1655/1655 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:42] [INFO ] Deduced a trap composed of 24 places in 258 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:42] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:43] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:43] [INFO ] Deduced a trap composed of 24 places in 259 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:43] [INFO ] Deduced a trap composed of 24 places in 234 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:43] [INFO ] Deduced a trap composed of 24 places in 240 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:44] [INFO ] Deduced a trap composed of 24 places in 241 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:44] [INFO ] Deduced a trap composed of 24 places in 265 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:44] [INFO ] Deduced a trap composed of 24 places in 236 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:44] [INFO ] Deduced a trap composed of 24 places in 239 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :430 after 4122
[2026-05-22 22:06:45] [INFO ] Deduced a trap composed of 24 places in 257 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:45] [INFO ] Deduced a trap composed of 24 places in 249 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:45] [INFO ] Deduced a trap composed of 24 places in 243 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:45] [INFO ] Deduced a trap composed of 24 places in 248 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:46] [INFO ] Deduced a trap composed of 24 places in 261 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:46] [INFO ] Deduced a trap composed of 24 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:46] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:46] [INFO ] Deduced a trap composed of 24 places in 242 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:47] [INFO ] Deduced a trap composed of 24 places in 252 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:47] [INFO ] Deduced a trap composed of 24 places in 236 ms of which 26 ms to minimize.
SMT process timed out in 6740ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 575/575 places, 1767/1767 transitions.
RANDOM walk for 40000 steps (365 resets) in 367 ms. (108 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (16 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 442894 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :0 out of 1
Probabilistic random walk after 442894 steps, saw 56295 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
[2026-05-22 22:06:50] [INFO ] Invariant cache hit.
[2026-05-22 22:06:50] [INFO ] State equation strengthened by 1655 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) 532/533 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
[2026-05-22 22:06:50] [INFO ] Deduced a trap composed of 2 places in 41 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:06:51] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 26 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1655/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2342 variables, 2/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2342 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2342 variables, 0/2254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2342/2342 variables, and 2254 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1107 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1655/1655 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 532/533 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/533 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/533 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/571 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/571 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/573 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1767/2340 variables, 573/597 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2340 variables, 1655/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2340 variables, 1/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2342 variables, 2/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2342 variables, 0/2255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2342/2342 variables, and 2255 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1038 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 575/575 constraints, ReadFeed: 1655/1655 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2170ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 575 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 23 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 575/575 places, 1767/1767 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 575/575 places, 1767/1767 transitions.
Applied a total of 0 rules in 22 ms. Remains 575 /575 variables (removed 0) and now considering 1767/1767 (removed 0) transitions.
[2026-05-22 22:06:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:06:53] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-22 22:06:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:06:53] [INFO ] State equation strengthened by 1655 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4122 after 5817
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5817 after 5871
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5871 after 33462
[2026-05-22 22:07:06] [INFO ] Implicit Places using invariants and state equation in 13422 ms returned []
Implicit Place search using SMT with State Equation took 13822 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:07:06] [INFO ] Redundant transitions in 32 ms returned []
Running 1747 sub problems to find dead transitions.
[2026-05-22 22:07:06] [INFO ] Invariant cache hit.
[2026-05-22 22:07:06] [INFO ] State equation strengthened by 1655 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:21] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:21] [INFO ] Deduced a trap composed of 24 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:22] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 26 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 2 places in 195 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 24 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:23] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:24] [INFO ] Deduced a trap composed of 25 places in 190 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:24] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:24] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:25] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:26] [INFO ] Deduced a trap composed of 24 places in 205 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:26] [INFO ] Deduced a trap composed of 25 places in 230 ms of which 24 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :33462 after 41410
Detected timeout of ITS tools.
[2026-05-22 22:07:27] [INFO ] Flatten gal took : 30 ms
[2026-05-22 22:07:27] [INFO ] Applying decomposition
[2026-05-22 22:07:27] [INFO ] Flatten gal took : 29 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/graph3189755217820047869.txt' '-o' '/tmp/graph3189755217820047869.bin' '-w' '/tmp/graph3189755217820047869.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3189755217820047869.bin' '-l' '-1' '-v' '-w' '/tmp/graph3189755217820047869.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:07:27] [INFO ] Decomposing Gal with order
[2026-05-22 22:07:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:07:27] [INFO ] Removed a total of 1327 redundant transitions.
[2026-05-22 22:07:27] [INFO ] Flatten gal took : 68 ms
[2026-05-22 22:07:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 1270 labels/synchronizations in 24 ms.
[2026-05-22 22:07:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13147340419307855869.gal : 10 ms
[2026-05-22 22:07:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10827187604745213109.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/ReachabilityCardinality13147340419307855869.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10827187604745213109.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/ReachabilityCardinality10827187604745213109.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 237
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :237 after 237
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :237 after 581
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :581 after 813
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :813 after 22058
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :22058 after 380173
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:30] [INFO ] Deduced a trap composed of 24 places in 241 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:31] [INFO ] Deduced a trap composed of 24 places in 233 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:31] [INFO ] Deduced a trap composed of 25 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:31] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:32] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:33] [INFO ] Deduced a trap composed of 25 places in 122 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:33] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:33] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:33] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/2342 variables, and 62 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1655 constraints, PredecessorRefiner: 1747/1747 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/574 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/574 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/574 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:38] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:38] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:38] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:38] [INFO ] Deduced a trap composed of 24 places in 191 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 24 places in 166 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 25 places in 163 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 24 places in 126 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:39] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:40] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:41] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:41] [INFO ] Deduced a trap composed of 24 places in 190 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:41] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/574 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:42] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 139 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:43] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:44] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:44] [INFO ] Deduced a trap composed of 25 places in 146 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:44] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:44] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:44] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 19 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/574 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:45] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 24 places in 158 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:46] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 24 places in 161 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 25 places in 143 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 25 places in 121 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:47] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/574 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:48] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:52] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 19 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :380173 after 2.58212e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:55] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:56] [INFO ] Deduced a trap composed of 24 places in 131 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:56] [INFO ] Deduced a trap composed of 25 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:57] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:58] [INFO ] Deduced a trap composed of 25 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:58] [INFO ] Deduced a trap composed of 24 places in 173 ms of which 25 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/574 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:58] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:07:59] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:00] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:00] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:00] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:00] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:01] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:04] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 18 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/574 variables, 20/162 constraints. Problems are: Problem set: 0 solved, 1747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/2342 variables, and 162 constraints, problems are : Problem set: 0 solved, 1747 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/575 constraints, ReadFeed: 0/1655 constraints, PredecessorRefiner: 0/1747 constraints, Known Traps: 140/140 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60515ms problems are : Problem set: 0 solved, 1747 unsolved
Search for dead transitions found 0 dead transitions in 60518ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74406 ms. Remains : 575/575 places, 1767/1767 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1595 edges and 575 vertex of which 492 / 575 are part of one of the 2 SCC in 1 ms
Free SCC test removed 490 places
Drop transitions (Empty/Sink Transition effects.) removed 1269 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1664 transitions.
Graph (complete) has 224 edges and 85 vertex of which 26 are kept as prefixes of interest. Removing 59 places using SCC suffix rule.0 ms
Discarding 59 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 57 rules applied. Total rules applied 59 place count 26 transition count 28
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 61 place count 25 transition count 27
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 78 place count 8 transition count 10
Iterating global reduction 2 with 17 rules applied. Total rules applied 95 place count 8 transition count 10
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 97 place count 8 transition count 8
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 98 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 100 place count 7 transition count 6
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 102 place count 5 transition count 4
Applied a total of 102 rules in 4 ms. Remains 5 /575 variables (removed 570) and now considering 4/1767 (removed 1763) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 4 rows 5 cols
[2026-05-22 22:08:07] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:08:07] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-22 22:08:07] [INFO ] After 17ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:08:07] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-22 22:08:07] [INFO ] After 2ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 22:08:07] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:08:07] [INFO ] After 23ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-22 22:08:07] [INFO ] Flatten gal took : 1 ms
[2026-05-22 22:08:07] [INFO ] Flatten gal took : 0 ms
[2026-05-22 22:08:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14758252769349748271.gal : 0 ms
[2026-05-22 22:08:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2444856966807755407.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/ReachabilityCardinality14758252769349748271.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2444856966807755407.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/ReachabilityCardinality2444856966807755407.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,7,0.004477,3880,2,10,6,46,6,0,24,29,0
Total reachable state count : 7

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.004749,4136,2,6,6,46,7,0,27,29,0
Over-approximation ignoring read arcs solved 0 properties in 57 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-11 in 177168 ms.
Starting property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
// Phase 1: matrix 1774 rows 582 cols
[2026-05-22 22:08:07] [INFO ] Computed 22 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (90 resets) in 51 ms. (192 steps per ms)
BEST_FIRST walk for 10001 steps (4 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:08:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:08:07] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-22 22:08:07] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 5 ms returned sat
[2026-05-22 22:08:07] [INFO ] [Real]Absence check using state equation in 268 ms returned sat
[2026-05-22 22:08:07] [INFO ] State equation strengthened by 1640 read => feed constraints.
[2026-05-22 22:08:07] [INFO ] [Real]Added 1640 Read/Feed constraints in 168 ms returned sat
[2026-05-22 22:08:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:08:08] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-22 22:08:08] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:08:08] [INFO ] [Nat]Absence check using state equation in 286 ms returned sat
[2026-05-22 22:08:08] [INFO ] [Nat]Added 1640 Read/Feed constraints in 227 ms returned sat
[2026-05-22 22:08:08] [INFO ] Computed and/alt/rep : 1247/3672/1247 causal constraints (skipped 507 transitions) in 73 ms.
[2026-05-22 22:08:08] [INFO ] Added : 6 causal constraints over 2 iterations in 361 ms. Result :sat
Minimization took 565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 582 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 582/582 places, 1774/1774 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 575 transition count 1767
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 575 transition count 1766
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 16 place count 574 transition count 1766
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 574 transition count 1766
Applied a total of 18 rules in 107 ms. Remains 574 /582 variables (removed 8) and now considering 1766/1774 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 574/582 places, 1766/1774 transitions.
// Phase 1: matrix 1766 rows 574 cols
[2026-05-22 22:08:09] [INFO ] Computed 22 invariants in 19 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[20]
RANDOM walk for 1000000 steps (9215 resets) in 4366 ms. (228 steps per ms)
BEST_FIRST walk for 1000001 steps (427 resets) in 712 ms. (1402 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[20]
[2026-05-22 22:08:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:08:14] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2026-05-22 22:08:14] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-22 22:08:15] [INFO ] [Real]Absence check using state equation in 301 ms returned sat
[2026-05-22 22:08:15] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 22:08:15] [INFO ] [Real]Added 1654 Read/Feed constraints in 148 ms returned sat
[2026-05-22 22:08:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:08:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2026-05-22 22:08:15] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-22 22:08:15] [INFO ] [Nat]Absence check using state equation in 284 ms returned sat
[2026-05-22 22:08:15] [INFO ] [Nat]Added 1654 Read/Feed constraints in 148 ms returned sat
[2026-05-22 22:08:15] [INFO ] Computed and/alt/rep : 1200/3598/1200 causal constraints (skipped 546 transitions) in 81 ms.
[2026-05-22 22:08:16] [INFO ] Added : 7 causal constraints over 2 iterations in 380 ms. Result :sat
Minimization took 4536 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[20]
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 32 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 21 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 22:08:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:08:21] [INFO ] Implicit Places using invariants in 388 ms returned []
[2026-05-22 22:08:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:08:21] [INFO ] State equation strengthened by 1654 read => feed constraints.
[2026-05-22 22:08:32] [INFO ] Implicit Places using invariants and state equation in 11319 ms returned []
Implicit Place search using SMT with State Equation took 11710 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:08:32] [INFO ] Redundant transitions in 31 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 22:08:32] [INFO ] Invariant cache hit.
[2026-05-22 22:08:32] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 2 places in 216 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 2 places in 222 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 24 places in 120 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 26 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:48] [INFO ] Deduced a trap composed of 26 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 104 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 24 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 24 places in 96 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:49] [INFO ] Deduced a trap composed of 26 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:50] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:50] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:50] [INFO ] Deduced a trap composed of 25 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:50] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:51] [INFO ] Deduced a trap composed of 24 places in 207 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:51] [INFO ] Deduced a trap composed of 24 places in 203 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:51] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:51] [INFO ] Deduced a trap composed of 24 places in 134 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:51] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:52] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:53] [INFO ] Deduced a trap composed of 26 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:53] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:53] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:53] [INFO ] Deduced a trap composed of 25 places in 181 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:53] [INFO ] Deduced a trap composed of 24 places in 232 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:08:54] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 28 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:04] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:04] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:04] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:04] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:04] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:05] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:06] [INFO ] Deduced a trap composed of 24 places in 215 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:09] [INFO ] Deduced a trap composed of 24 places in 219 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:11] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:11] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:11] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:12] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:12] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:13] [INFO ] Deduced a trap composed of 24 places in 149 ms of which 20 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:13] [INFO ] Deduced a trap composed of 25 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:14] [INFO ] Deduced a trap composed of 25 places in 182 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:14] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:14] [INFO ] Deduced a trap composed of 25 places in 160 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:14] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:14] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 133 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 105 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:15] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:16] [INFO ] Deduced a trap composed of 24 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:16] [INFO ] Deduced a trap composed of 24 places in 165 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:16] [INFO ] Deduced a trap composed of 24 places in 176 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:16] [INFO ] Deduced a trap composed of 24 places in 181 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:16] [INFO ] Deduced a trap composed of 24 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:17] [INFO ] Deduced a trap composed of 24 places in 187 ms of which 22 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:17] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:17] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 89 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 158 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:19] [INFO ] Deduced a trap composed of 25 places in 147 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:20] [INFO ] Deduced a trap composed of 25 places in 156 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:20] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 19 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:20] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:20] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:21] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:27] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:27] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:28] [INFO ] Deduced a trap composed of 24 places in 109 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:28] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:28] [INFO ] Deduced a trap composed of 25 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:29] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:29] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:29] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 11 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 140 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 118/118 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60492ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60495ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72268 ms. Remains : 574/574 places, 1766/1766 transitions.
[2026-05-22 22:09:33] [INFO ] Flatten gal took : 31 ms
[2026-05-22 22:09:33] [INFO ] Flatten gal took : 28 ms
[2026-05-22 22:09:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13119344271362132616.gal : 6 ms
[2026-05-22 22:09:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16073629445843623402.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/ReachabilityCardinality13119344271362132616.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16073629445843623402.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 ...330
RANDOM walk for 40000 steps (364 resets) in 307 ms. (129 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality16073629445843623402.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 23
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :23 after 25
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :25 after 26
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 38
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38 after 248
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :248 after 304
Interrupted probabilistic random walk after 390173 steps, run timeout after 3001 ms. (steps per millisecond=130 ) properties seen :0 out of 2
Probabilistic random walk after 390173 steps, saw 50597 distinct states, run finished after 3001 ms. (steps per millisecond=130 ) properties seen :0
[2026-05-22 22:09:36] [INFO ] Invariant cache hit.
[2026-05-22 22:09:36] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 43 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:36] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1766/2338 variables, 572/613 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
At refinement iteration 9 (INCLUDED_ONLY) 0/2338 variables, 1654/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :304 after 2735
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 0/2267 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/2340 variables, 2/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2340 variables, 0/2269 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2269 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1628 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 19/19 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 19/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/20 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:38] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:38] [INFO ] Deduced a trap composed of 24 places in 286 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:38] [INFO ] Deduced a trap composed of 24 places in 276 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:39] [INFO ] Deduced a trap composed of 24 places in 309 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:39] [INFO ] Deduced a trap composed of 24 places in 310 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:39] [INFO ] Deduced a trap composed of 24 places in 268 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:40] [INFO ] Deduced a trap composed of 24 places in 309 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:40] [INFO ] Deduced a trap composed of 24 places in 309 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:40] [INFO ] Deduced a trap composed of 24 places in 279 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:41] [INFO ] Deduced a trap composed of 24 places in 280 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:41] [INFO ] Deduced a trap composed of 24 places in 280 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:41] [INFO ] Deduced a trap composed of 24 places in 272 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:41] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:42] [INFO ] Deduced a trap composed of 24 places in 276 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:42] [INFO ] Deduced a trap composed of 24 places in 288 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:42] [INFO ] Deduced a trap composed of 24 places in 283 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:43] [INFO ] Deduced a trap composed of 24 places in 285 ms of which 30 ms to minimize.
SMT process timed out in 6878ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 29 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 574/574 places, 1766/1766 transitions.
RANDOM walk for 40000 steps (366 resets) in 269 ms. (148 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (15 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2735 after 3940
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3940 after 3964
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3964 after 4012
Interrupted probabilistic random walk after 436156 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 436156 steps, saw 55636 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
[2026-05-22 22:09:46] [INFO ] Invariant cache hit.
[2026-05-22 22:09:46] [INFO ] State equation strengthened by 1654 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) 531/532 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
[2026-05-22 22:09:46] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:46] [INFO ] Deduced a trap composed of 24 places in 280 ms of which 28 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 0/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/2340 variables, 2/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2340 variables, 0/2252 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2340/2340 variables, and 2252 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1158 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 531/532 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/532 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/532 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 38/570 variables, 19/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/572 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1766/2338 variables, 572/596 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2338 variables, 1654/2250 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2338 variables, 1/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2338 variables, 0/2251 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/2340 variables, 2/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2340 variables, 0/2253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2340/2340 variables, and 2253 constraints, problems are : Problem set: 0 solved, 1 unsolved in 987 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 574/574 constraints, ReadFeed: 1654/1654 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2160ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 574 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 574/574 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 574/574 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 574 /574 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-22 22:09:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:09:48] [INFO ] Implicit Places using invariants in 401 ms returned []
[2026-05-22 22:09:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:09:49] [INFO ] State equation strengthened by 1654 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4012 after 23812
[2026-05-22 22:10:00] [INFO ] Implicit Places using invariants and state equation in 11586 ms returned []
Implicit Place search using SMT with State Equation took 11989 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:10:00] [INFO ] Redundant transitions in 38 ms returned []
Running 1746 sub problems to find dead transitions.
[2026-05-22 22:10:00] [INFO ] Invariant cache hit.
[2026-05-22 22:10:00] [INFO ] State equation strengthened by 1654 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23812 after 24411
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:15] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:15] [INFO ] Deduced a trap composed of 2 places in 240 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 2 places in 235 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 24 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 26 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 26 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 26 places in 118 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 26 places in 103 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:16] [INFO ] Deduced a trap composed of 26 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 24 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 26 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 26 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 26 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 26 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 26 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:17] [INFO ] Deduced a trap composed of 24 places in 198 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:18] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:18] [INFO ] Deduced a trap composed of 25 places in 167 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:18] [INFO ] Deduced a trap composed of 24 places in 154 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 20/42 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:18] [INFO ] Deduced a trap composed of 24 places in 225 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:19] [INFO ] Deduced a trap composed of 24 places in 214 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:19] [INFO ] Deduced a trap composed of 24 places in 155 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:19] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:19] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:19] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 128 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 120 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 117 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 119 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:20] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:21] [INFO ] Deduced a trap composed of 26 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:21] [INFO ] Deduced a trap composed of 25 places in 165 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:21] [INFO ] Deduced a trap composed of 24 places in 210 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:21] [INFO ] Deduced a trap composed of 25 places in 196 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:21] [INFO ] Deduced a trap composed of 24 places in 240 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:22] [INFO ] Deduced a trap composed of 24 places in 232 ms of which 28 ms to minimize.
Detected timeout of ITS tools.
[2026-05-22 22:10:23] [INFO ] Flatten gal took : 31 ms
[2026-05-22 22:10:23] [INFO ] Applying decomposition
[2026-05-22 22:10:23] [INFO ] Flatten gal took : 30 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/graph14851217614374064298.txt' '-o' '/tmp/graph14851217614374064298.bin' '-w' '/tmp/graph14851217614374064298.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14851217614374064298.bin' '-l' '-1' '-v' '-w' '/tmp/graph14851217614374064298.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:10:23] [INFO ] Decomposing Gal with order
[2026-05-22 22:10:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:10:23] [INFO ] Removed a total of 1360 redundant transitions.
[2026-05-22 22:10:23] [INFO ] Flatten gal took : 70 ms
[2026-05-22 22:10:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 1547 labels/synchronizations in 26 ms.
[2026-05-22 22:10:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality308523255700307187.gal : 10 ms
[2026-05-22 22:10:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8939106473775568147.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/ReachabilityCardinality308523255700307187.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8939106473775568147.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 ...306
Loading property file /tmp/ReachabilityCardinality8939106473775568147.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 155
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :155 after 155
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :155 after 155
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :155 after 155
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :155 after 205
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :205 after 295
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :295 after 315
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :315 after 315
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :315 after 5039
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5039 after 107609
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :107609 after 3.0237e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 573/2340 variables, and 62 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 1746/1746 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/573 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/573 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/573 variables, 40/62 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:32] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:32] [INFO ] Deduced a trap composed of 25 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:32] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:32] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:32] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:33] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:34] [INFO ] Deduced a trap composed of 24 places in 249 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:37] [INFO ] Deduced a trap composed of 24 places in 213 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:39] [INFO ] Deduced a trap composed of 24 places in 172 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:39] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:39] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:40] [INFO ] Deduced a trap composed of 24 places in 165 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:40] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:41] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 25 places in 200 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 25 places in 154 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 137 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:43] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:44] [INFO ] Deduced a trap composed of 24 places in 204 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:44] [INFO ] Deduced a trap composed of 24 places in 182 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:44] [INFO ] Deduced a trap composed of 24 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:44] [INFO ] Deduced a trap composed of 24 places in 170 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:45] [INFO ] Deduced a trap composed of 24 places in 180 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:45] [INFO ] Deduced a trap composed of 24 places in 174 ms of which 22 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 97 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:46] [INFO ] Deduced a trap composed of 25 places in 103 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:47] [INFO ] Deduced a trap composed of 25 places in 169 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:48] [INFO ] Deduced a trap composed of 25 places in 164 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:48] [INFO ] Deduced a trap composed of 25 places in 141 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:48] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:48] [INFO ] Deduced a trap composed of 25 places in 144 ms of which 18 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/573 variables, 20/122 constraints. Problems are: Problem set: 0 solved, 1746 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:49] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:50] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:55] [INFO ] Deduced a trap composed of 25 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:55] [INFO ] Deduced a trap composed of 25 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:57] [INFO ] Deduced a trap composed of 25 places in 111 ms of which 12 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/2340 variables, and 140 constraints, problems are : Problem set: 0 solved, 1746 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/574 constraints, ReadFeed: 0/1654 constraints, PredecessorRefiner: 0/1746 constraints, Known Traps: 118/118 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60484ms problems are : Problem set: 0 solved, 1746 unsolved
Search for dead transitions found 0 dead transitions in 60487ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72551 ms. Remains : 574/574 places, 1766/1766 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1592 edges and 574 vertex of which 490 / 574 are part of one of the 2 SCC in 0 ms
Free SCC test removed 488 places
Drop transitions (Empty/Sink Transition effects.) removed 1264 transitions
Ensure Unique test removed 395 transitions
Reduce isomorphic transitions removed 1659 transitions.
Graph (complete) has 228 edges and 86 vertex of which 26 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 58 transitions
Reduce isomorphic transitions removed 58 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 59 rules applied. Total rules applied 61 place count 26 transition count 30
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 64 place count 25 transition count 28
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 66 place count 24 transition count 27
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 84 place count 6 transition count 9
Iterating global reduction 3 with 18 rules applied. Total rules applied 102 place count 6 transition count 9
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 104 place count 6 transition count 7
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 105 place count 6 transition count 6
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 107 place count 5 transition count 5
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 108 place count 4 transition count 4
Applied a total of 108 rules in 4 ms. Remains 4 /574 variables (removed 570) and now considering 4/1766 (removed 1762) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 4 rows 4 cols
[2026-05-22 22:11:01] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-22 22:11:01] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-22 22:11:01] [INFO ] After 2ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-22 22:11:01] [INFO ] After 3ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
[2026-05-22 22:11:01] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
[2026-05-22 22:11:01] [INFO ] Flatten gal took : 0 ms
[2026-05-22 22:11:01] [INFO ] Flatten gal took : 1 ms
[2026-05-22 22:11:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4613416836087292398.gal : 2 ms
[2026-05-22 22:11:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3909228687033833209.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/ReachabilityCardinality4613416836087292398.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3909228687033833209.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/ReachabilityCardinality3909228687033833209.prop.
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.002137,3880,2,9,6,40,6,0,21,21,0
Total reachable state count : 5

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

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.002449,4136,2,5,6,40,7,0,24,21,0
Over-approximation ignoring read arcs solved 0 properties in 41 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[20]
Ending property specific reduction for CANInsertWithFailure-PT-020-UpperBounds-12 in 173858 ms.
[2026-05-22 22:11:01] [INFO ] Flatten gal took : 28 ms
[2026-05-22 22:11:01] [INFO ] Applying decomposition
[2026-05-22 22:11:01] [INFO ] Flatten gal took : 29 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/graph14926311152501393760.txt' '-o' '/tmp/graph14926311152501393760.bin' '-w' '/tmp/graph14926311152501393760.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14926311152501393760.bin' '-l' '-1' '-v' '-w' '/tmp/graph14926311152501393760.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:11:01] [INFO ] Decomposing Gal with order
[2026-05-22 22:11:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:11:01] [INFO ] Removed a total of 1318 redundant transitions.
[2026-05-22 22:11:01] [INFO ] Flatten gal took : 69 ms
[2026-05-22 22:11:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 1124 labels/synchronizations in 22 ms.
[2026-05-22 22:11:01] [INFO ] Time to serialize gal into /tmp/UpperBounds2578799573516258441.gal : 10 ms
[2026-05-22 22:11:01] [INFO ] Time to serialize properties into /tmp/UpperBounds1587813835752314212.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/UpperBounds2578799573516258441.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds1587813835752314212.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 ...283
Loading property file /tmp/UpperBounds1587813835752314212.prop.

BK_TIME_CONFINEMENT_REACHED

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

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