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-177946846500092.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)
.............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is CANInsertWithFailure-PT-040, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r047-tall-177946846500092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 11K Mar 6 09:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 6 09:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 6 09:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 6 09:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 6 09:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 158K Mar 6 09:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Mar 6 09:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 09:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:54 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 9.8M 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-040-UpperBounds-00
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-01
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-02
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-03
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-04
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-05
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-06
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-07
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-08
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-09
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-10
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-11
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-12
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-13
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-14
FORMULA_NAME CANInsertWithFailure-PT-040-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779485893551

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-040
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-22 21:38:14] [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 21:38:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 21:38:15] [INFO ] Load time of PNML (sax parser for PT used): 349 ms
[2026-05-22 21:38:15] [INFO ] Transformed 3684 places.
[2026-05-22 21:38:15] [INFO ] Transformed 9840 transitions.
[2026-05-22 21:38:15] [INFO ] Parsed PT model containing 3684 places and 9840 transitions and 26400 arcs in 497 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 9840 rows 3684 cols
[2026-05-22 21:38:15] [INFO ] Computed 43 invariants in 477 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:[40, 40, 1, 40, 40, 40, 1, 40, 40, 40, 40, 40, 40, 40, 40, 40]
RANDOM walk for 10000 steps (10 resets) in 158 ms. (62 steps per ms)
FORMULA CANInsertWithFailure-PT-040-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CANInsertWithFailure-PT-040-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 140014 steps (28 resets) in 166 ms. (838 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
[2026-05-22 21:38:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:16] [INFO ] [Real]Absence check using 41 positive place invariants in 73 ms returned sat
[2026-05-22 21:38:16] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 32 ms returned sat
[2026-05-22 21:38:19] [INFO ] [Real]Absence check using state equation in 2375 ms returned sat
[2026-05-22 21:38:20] [INFO ] State equation strengthened by 3160 read => feed constraints.
[2026-05-22 21:38:20] [INFO ] [Real]Added 3160 Read/Feed constraints in 312 ms returned sat
[2026-05-22 21:38:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:21] [INFO ] [Nat]Absence check using 41 positive place invariants in 61 ms returned sat
[2026-05-22 21:38:21] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 37 ms returned sat
[2026-05-22 21:38:23] [INFO ] [Nat]Absence check using state equation in 2458 ms returned sat
[2026-05-22 21:38:24] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:38:25] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1179 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:25] [INFO ] [Real]Absence check using 41 positive place invariants in 61 ms returned sat
[2026-05-22 21:38:25] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 35 ms returned sat
[2026-05-22 21:38:28] [INFO ] [Real]Absence check using state equation in 2432 ms returned sat
[2026-05-22 21:38:28] [INFO ] [Real]Added 3160 Read/Feed constraints in 285 ms returned sat
[2026-05-22 21:38:28] [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 21:38:29] [INFO ] [Nat]Absence check using 41 positive place invariants in 51 ms returned sat
[2026-05-22 21:38:29] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 31 ms returned sat
[2026-05-22 21:38:31] [INFO ] [Nat]Absence check using state equation in 2309 ms returned sat
[2026-05-22 21:38:32] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:38:32] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1147 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:33] [INFO ] [Real]Absence check using 41 positive place invariants in 52 ms returned sat
[2026-05-22 21:38:33] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:38:35] [INFO ] [Real]Absence check using state equation in 2332 ms returned sat
[2026-05-22 21:38:35] [INFO ] [Real]Added 3160 Read/Feed constraints in 255 ms returned sat
[2026-05-22 21:38:36] [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 21:38:36] [INFO ] [Nat]Absence check using 41 positive place invariants in 56 ms returned sat
[2026-05-22 21:38:36] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:38:38] [INFO ] [Nat]Absence check using state equation in 2326 ms returned sat
[2026-05-22 21:38:39] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:38:40] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1177 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:40] [INFO ] [Real]Absence check using 41 positive place invariants in 52 ms returned sat
[2026-05-22 21:38:40] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:38:42] [INFO ] [Real]Absence check using state equation in 2247 ms returned sat
[2026-05-22 21:38:43] [INFO ] [Real]Added 3160 Read/Feed constraints in 251 ms returned sat
[2026-05-22 21:38:43] [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 21:38:43] [INFO ] [Nat]Absence check using 41 positive place invariants in 53 ms returned sat
[2026-05-22 21:38:43] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 24 ms returned sat
[2026-05-22 21:38:46] [INFO ] [Nat]Absence check using state equation in 2314 ms returned sat
[2026-05-22 21:38:46] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:38:47] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1148 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:47] [INFO ] [Real]Absence check using 41 positive place invariants in 51 ms returned sat
[2026-05-22 21:38:47] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:38:50] [INFO ] [Real]Absence check using state equation in 2347 ms returned sat
[2026-05-22 21:38:50] [INFO ] [Real]Added 3160 Read/Feed constraints in 296 ms returned sat
[2026-05-22 21:38:50] [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 21:38:51] [INFO ] [Nat]Absence check using 41 positive place invariants in 50 ms returned sat
[2026-05-22 21:38:51] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:38:53] [INFO ] [Nat]Absence check using state equation in 2439 ms returned sat
[2026-05-22 21:38:54] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:38:54] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1173 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:38:55] [INFO ] [Real]Absence check using 41 positive place invariants in 49 ms returned sat
[2026-05-22 21:38:55] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:38:57] [INFO ] [Real]Absence check using state equation in 2322 ms returned sat
[2026-05-22 21:38:58] [INFO ] [Real]Added 3160 Read/Feed constraints in 270 ms returned sat
[2026-05-22 21:38:58] [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 21:38:58] [INFO ] [Nat]Absence check using 41 positive place invariants in 49 ms returned sat
[2026-05-22 21:38:58] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 24 ms returned sat
[2026-05-22 21:39:00] [INFO ] [Nat]Absence check using state equation in 2286 ms returned sat
[2026-05-22 21:39:01] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:02] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1152 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:02] [INFO ] [Real]Absence check using 41 positive place invariants in 53 ms returned sat
[2026-05-22 21:39:02] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:04] [INFO ] [Real]Absence check using state equation in 2311 ms returned sat
[2026-05-22 21:39:05] [INFO ] [Real]Added 3160 Read/Feed constraints in 302 ms returned sat
[2026-05-22 21:39:05] [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 21:39:06] [INFO ] [Nat]Absence check using 41 positive place invariants in 52 ms returned sat
[2026-05-22 21:39:06] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:08] [INFO ] [Nat]Absence check using state equation in 2443 ms returned sat
[2026-05-22 21:39:09] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:09] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1171 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:10] [INFO ] [Real]Absence check using 41 positive place invariants in 48 ms returned sat
[2026-05-22 21:39:10] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:12] [INFO ] [Real]Absence check using state equation in 2307 ms returned sat
[2026-05-22 21:39:12] [INFO ] [Real]Added 3160 Read/Feed constraints in 292 ms returned sat
[2026-05-22 21:39:13] [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 21:39:13] [INFO ] [Nat]Absence check using 41 positive place invariants in 49 ms returned sat
[2026-05-22 21:39:13] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:15] [INFO ] [Nat]Absence check using state equation in 2311 ms returned sat
[2026-05-22 21:39:16] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:17] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1175 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:17] [INFO ] [Real]Absence check using 41 positive place invariants in 47 ms returned sat
[2026-05-22 21:39:17] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:19] [INFO ] [Real]Absence check using state equation in 2240 ms returned sat
[2026-05-22 21:39:20] [INFO ] [Real]Added 3160 Read/Feed constraints in 264 ms returned sat
[2026-05-22 21:39:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:20] [INFO ] [Nat]Absence check using 41 positive place invariants in 50 ms returned sat
[2026-05-22 21:39:20] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 27 ms returned sat
[2026-05-22 21:39:23] [INFO ] [Nat]Absence check using state equation in 2324 ms returned sat
[2026-05-22 21:39:23] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:24] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1158 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:24] [INFO ] [Real]Absence check using 41 positive place invariants in 51 ms returned sat
[2026-05-22 21:39:24] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:26] [INFO ] [Real]Absence check using state equation in 2213 ms returned sat
[2026-05-22 21:39:27] [INFO ] [Real]Added 3160 Read/Feed constraints in 283 ms returned sat
[2026-05-22 21:39:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:27] [INFO ] [Nat]Absence check using 41 positive place invariants in 50 ms returned sat
[2026-05-22 21:39:27] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 28 ms returned sat
[2026-05-22 21:39:30] [INFO ] [Nat]Absence check using state equation in 2304 ms returned sat
[2026-05-22 21:39:30] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:31] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1156 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:31] [INFO ] [Real]Absence check using 41 positive place invariants in 49 ms returned sat
[2026-05-22 21:39:31] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 26 ms returned sat
[2026-05-22 21:39:34] [INFO ] [Real]Absence check using state equation in 2249 ms returned sat
[2026-05-22 21:39:34] [INFO ] [Real]Added 3160 Read/Feed constraints in 266 ms returned sat
[2026-05-22 21:39:34] [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 21:39:35] [INFO ] [Nat]Absence check using 41 positive place invariants in 48 ms returned sat
[2026-05-22 21:39:35] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:37] [INFO ] [Nat]Absence check using state equation in 2281 ms returned sat
[2026-05-22 21:39:38] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:38] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1149 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:38] [INFO ] [Real]Absence check using 41 positive place invariants in 48 ms returned sat
[2026-05-22 21:39:39] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:41] [INFO ] [Real]Absence check using state equation in 2143 ms returned sat
[2026-05-22 21:39:41] [INFO ] [Real]Added 3160 Read/Feed constraints in 257 ms returned sat
[2026-05-22 21:39:41] [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 21:39:42] [INFO ] [Nat]Absence check using 41 positive place invariants in 48 ms returned sat
[2026-05-22 21:39:42] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:44] [INFO ] [Nat]Absence check using state equation in 2282 ms returned sat
[2026-05-22 21:39:45] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:45] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1157 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:46] [INFO ] [Real]Absence check using 41 positive place invariants in 53 ms returned sat
[2026-05-22 21:39:46] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 31 ms returned sat
[2026-05-22 21:39:48] [INFO ] [Real]Absence check using state equation in 2200 ms returned sat
[2026-05-22 21:39:48] [INFO ] [Real]Added 3160 Read/Feed constraints in 283 ms returned sat
[2026-05-22 21:39:48] [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 21:39:49] [INFO ] [Nat]Absence check using 41 positive place invariants in 48 ms returned sat
[2026-05-22 21:39:49] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:51] [INFO ] [Nat]Absence check using state equation in 2285 ms returned sat
[2026-05-22 21:39:52] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:52] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1142 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:39:53] [INFO ] [Real]Absence check using 41 positive place invariants in 57 ms returned sat
[2026-05-22 21:39:53] [INFO ] [Real]Absence check using 41 positive and 2 generalized place invariants in 31 ms returned sat
[2026-05-22 21:39:55] [INFO ] [Real]Absence check using state equation in 2247 ms returned sat
[2026-05-22 21:39:55] [INFO ] [Real]Added 3160 Read/Feed constraints in 261 ms returned sat
[2026-05-22 21:39:56] [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 21:39:56] [INFO ] [Nat]Absence check using 41 positive place invariants in 50 ms returned sat
[2026-05-22 21:39:56] [INFO ] [Nat]Absence check using 41 positive and 2 generalized place invariants in 25 ms returned sat
[2026-05-22 21:39:58] [INFO ] [Nat]Absence check using state equation in 2321 ms returned sat
[2026-05-22 21:39:59] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 21:39:59] [INFO ] [Nat]Added 3160 Read/Feed constraints in 1146 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Support contains 14 out of 3684 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3684/3684 places, 9840/9840 transitions.
Graph (complete) has 13401 edges and 3684 vertex of which 3683 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.14 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 281 place count 3683 transition count 9560
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 561 place count 3403 transition count 9560
Performed 1550 Post agglomeration using F-continuation condition.Transition count delta: 1550
Deduced a syphon composed of 1550 places in 4 ms
Reduce places removed 1550 places and 0 transitions.
Iterating global reduction 2 with 3100 rules applied. Total rules applied 3661 place count 1853 transition count 8010
Drop transitions (Redundant composition of simpler transitions.) removed 1472 transitions
Redundant transition composition rules discarded 1472 transitions
Iterating global reduction 2 with 1472 rules applied. Total rules applied 5133 place count 1853 transition count 6538
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 5134 place count 1853 transition count 6537
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5135 place count 1852 transition count 6537
Partial Free-agglomeration rule applied 1637 times.
Drop transitions (Partial Free agglomeration) removed 1637 transitions
Iterating global reduction 3 with 1637 rules applied. Total rules applied 6772 place count 1852 transition count 6537
Applied a total of 6772 rules in 2409 ms. Remains 1852 /3684 variables (removed 1832) and now considering 6537/9840 (removed 3303) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2420 ms. Remains : 1852/3684 places, 6537/9840 transitions.
// Phase 1: matrix 6537 rows 1852 cols
[2026-05-22 21:40:02] [INFO ] Computed 42 invariants in 152 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
RANDOM walk for 1000000 steps (5390 resets) in 10812 ms. (92 steps per ms)
BEST_FIRST walk for 14000014 steps (1552 resets) in 16927 ms. (827 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
[2026-05-22 21:40:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:40:30] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:40:30] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:40:31] [INFO ] [Real]Absence check using state equation in 1130 ms returned sat
[2026-05-22 21:40:31] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 21:40:32] [INFO ] [Real]Added 6384 Read/Feed constraints in 745 ms returned sat
[2026-05-22 21:40:32] [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 21:40:32] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:40:32] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:40:34] [INFO ] [Nat]Absence check using state equation in 1170 ms returned sat
[2026-05-22 21:40:34] [INFO ] [Nat]Added 6384 Read/Feed constraints in 737 ms returned sat
[2026-05-22 21:40:35] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 414 ms.
[2026-05-22 21:40:36] [INFO ] Added : 5 causal constraints over 1 iterations in 1165 ms. Result :sat
Minimization took 5095 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:40:41] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:40:41] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:40:42] [INFO ] [Real]Absence check using state equation in 1123 ms returned sat
[2026-05-22 21:40:43] [INFO ] [Real]Added 6384 Read/Feed constraints in 670 ms returned sat
[2026-05-22 21:40:43] [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 21:40:43] [INFO ] [Nat]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 21:40:43] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:40:44] [INFO ] [Nat]Absence check using state equation in 1248 ms returned sat
[2026-05-22 21:40:45] [INFO ] [Nat]Added 6384 Read/Feed constraints in 808 ms returned sat
[2026-05-22 21:40:46] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 331 ms.
[2026-05-22 21:40:47] [INFO ] Added : 7 causal constraints over 2 iterations in 1297 ms. Result :sat
Minimization took 5082 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:40:52] [INFO ] [Real]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 21:40:52] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:40:53] [INFO ] [Real]Absence check using state equation in 1258 ms returned sat
[2026-05-22 21:40:54] [INFO ] [Real]Added 6384 Read/Feed constraints in 849 ms returned sat
[2026-05-22 21:40:54] [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 21:40:55] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:40:55] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:40:56] [INFO ] [Nat]Absence check using state equation in 1143 ms returned sat
[2026-05-22 21:40:57] [INFO ] [Nat]Added 6384 Read/Feed constraints in 891 ms returned sat
[2026-05-22 21:40:57] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 282 ms.
[2026-05-22 21:40:58] [INFO ] Added : 10 causal constraints over 2 iterations in 1258 ms. Result :sat
Minimization took 5087 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:03] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:03] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:41:05] [INFO ] [Real]Absence check using state equation in 1162 ms returned sat
[2026-05-22 21:41:05] [INFO ] [Real]Added 6384 Read/Feed constraints in 646 ms returned sat
[2026-05-22 21:41:05] [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 21:41:06] [INFO ] [Nat]Absence check using 40 positive place invariants in 29 ms returned sat
[2026-05-22 21:41:06] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:41:07] [INFO ] [Nat]Absence check using state equation in 1171 ms returned sat
[2026-05-22 21:41:08] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1006 ms returned sat
[2026-05-22 21:41:08] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 287 ms.
[2026-05-22 21:41:09] [INFO ] Added : 9 causal constraints over 2 iterations in 1234 ms. Result :sat
Minimization took 5091 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:15] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:15] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 17 ms returned sat
[2026-05-22 21:41:16] [INFO ] [Real]Absence check using state equation in 1159 ms returned sat
[2026-05-22 21:41:17] [INFO ] [Real]Added 6384 Read/Feed constraints in 871 ms returned sat
[2026-05-22 21:41:17] [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 21:41:17] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:17] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:41:18] [INFO ] [Nat]Absence check using state equation in 1135 ms returned sat
[2026-05-22 21:41:19] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1029 ms returned sat
[2026-05-22 21:41:20] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 274 ms.
[2026-05-22 21:41:21] [INFO ] Added : 13 causal constraints over 3 iterations in 1710 ms. Result :sat
Minimization took 5083 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:26] [INFO ] [Real]Absence check using 40 positive place invariants in 24 ms returned sat
[2026-05-22 21:41:26] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:41:27] [INFO ] [Real]Absence check using state equation in 1146 ms returned sat
[2026-05-22 21:41:28] [INFO ] [Real]Added 6384 Read/Feed constraints in 796 ms returned sat
[2026-05-22 21:41:28] [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 21:41:29] [INFO ] [Nat]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 21:41:29] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 16 ms returned sat
[2026-05-22 21:41:30] [INFO ] [Nat]Absence check using state equation in 1132 ms returned sat
[2026-05-22 21:41:31] [INFO ] [Nat]Added 6384 Read/Feed constraints in 757 ms returned sat
[2026-05-22 21:41:31] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 273 ms.
[2026-05-22 21:41:32] [INFO ] Added : 6 causal constraints over 2 iterations in 1199 ms. Result :sat
Minimization took 5077 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:37] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:41:37] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:41:38] [INFO ] [Real]Absence check using state equation in 1113 ms returned sat
[2026-05-22 21:41:39] [INFO ] [Real]Added 6384 Read/Feed constraints in 772 ms returned sat
[2026-05-22 21:41:39] [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 21:41:40] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:41:40] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 17 ms returned sat
[2026-05-22 21:41:41] [INFO ] [Nat]Absence check using state equation in 1130 ms returned sat
[2026-05-22 21:41:41] [INFO ] [Nat]Added 6384 Read/Feed constraints in 725 ms returned sat
[2026-05-22 21:41:42] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 266 ms.
[2026-05-22 21:41:43] [INFO ] Added : 7 causal constraints over 2 iterations in 1140 ms. Result :sat
Minimization took 5084 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:48] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:48] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:41:49] [INFO ] [Real]Absence check using state equation in 1150 ms returned sat
[2026-05-22 21:41:50] [INFO ] [Real]Added 6384 Read/Feed constraints in 747 ms returned sat
[2026-05-22 21:41:50] [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 21:41:50] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:50] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:41:51] [INFO ] [Nat]Absence check using state equation in 1162 ms returned sat
[2026-05-22 21:41:52] [INFO ] [Nat]Added 6384 Read/Feed constraints in 633 ms returned sat
[2026-05-22 21:41:53] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 280 ms.
[2026-05-22 21:41:53] [INFO ] Added : 4 causal constraints over 1 iterations in 968 ms. Result :sat
Minimization took 5087 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:41:59] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:41:59] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:00] [INFO ] [Real]Absence check using state equation in 1148 ms returned sat
[2026-05-22 21:42:01] [INFO ] [Real]Added 6384 Read/Feed constraints in 708 ms returned sat
[2026-05-22 21:42:01] [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 21:42:01] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:42:01] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:42:02] [INFO ] [Nat]Absence check using state equation in 1144 ms returned sat
[2026-05-22 21:42:03] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1212 ms returned sat
[2026-05-22 21:42:04] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 283 ms.
[2026-05-22 21:42:05] [INFO ] Added : 17 causal constraints over 4 iterations in 1812 ms. Result :sat
Minimization took 5085 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:10] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:42:10] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:12] [INFO ] [Real]Absence check using state equation in 1139 ms returned sat
[2026-05-22 21:42:12] [INFO ] [Real]Added 6384 Read/Feed constraints in 662 ms returned sat
[2026-05-22 21:42:13] [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 21:42:13] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:42:13] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:14] [INFO ] [Nat]Absence check using state equation in 1181 ms returned sat
[2026-05-22 21:42:17] [INFO ] [Nat]Added 6384 Read/Feed constraints in 2723 ms returned sat
[2026-05-22 21:42:17] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 287 ms.
[2026-05-22 21:42:19] [INFO ] Added : 30 causal constraints over 6 iterations in 2353 ms. Result :sat
Minimization took 5082 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:24] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:42:24] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:42:26] [INFO ] [Real]Absence check using state equation in 1214 ms returned sat
[2026-05-22 21:42:26] [INFO ] [Real]Added 6384 Read/Feed constraints in 647 ms returned sat
[2026-05-22 21:42:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:27] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:42:27] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:28] [INFO ] [Nat]Absence check using state equation in 1185 ms returned sat
[2026-05-22 21:42:29] [INFO ] [Nat]Added 6384 Read/Feed constraints in 772 ms returned sat
[2026-05-22 21:42:29] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 299 ms.
[2026-05-22 21:42:30] [INFO ] Added : 9 causal constraints over 2 iterations in 1262 ms. Result :sat
Minimization took 5087 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:35] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:42:35] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:37] [INFO ] [Real]Absence check using state equation in 1133 ms returned sat
[2026-05-22 21:42:37] [INFO ] [Real]Added 6384 Read/Feed constraints in 622 ms returned sat
[2026-05-22 21:42:37] [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 21:42:38] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:42:38] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:39] [INFO ] [Nat]Absence check using state equation in 1140 ms returned sat
[2026-05-22 21:42:40] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1057 ms returned sat
[2026-05-22 21:42:40] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 280 ms.
[2026-05-22 21:42:42] [INFO ] Added : 14 causal constraints over 3 iterations in 1691 ms. Result :sat
Minimization took 5098 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:47] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:42:47] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:48] [INFO ] [Real]Absence check using state equation in 1136 ms returned sat
[2026-05-22 21:42:49] [INFO ] [Real]Added 6384 Read/Feed constraints in 708 ms returned sat
[2026-05-22 21:42:49] [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 21:42:49] [INFO ] [Nat]Absence check using 40 positive place invariants in 29 ms returned sat
[2026-05-22 21:42:49] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:50] [INFO ] [Nat]Absence check using state equation in 1139 ms returned sat
[2026-05-22 21:42:51] [INFO ] [Nat]Added 6384 Read/Feed constraints in 630 ms returned sat
[2026-05-22 21:42:51] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 280 ms.
[2026-05-22 21:42:52] [INFO ] Added : 4 causal constraints over 1 iterations in 983 ms. Result :sat
Minimization took 5094 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:42:57] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:42:57] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:42:59] [INFO ] [Real]Absence check using state equation in 1180 ms returned sat
[2026-05-22 21:42:59] [INFO ] [Real]Added 6384 Read/Feed constraints in 651 ms returned sat
[2026-05-22 21:43:00] [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 21:43:00] [INFO ] [Nat]Absence check using 40 positive place invariants in 29 ms returned sat
[2026-05-22 21:43:00] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:43:01] [INFO ] [Nat]Absence check using state equation in 1140 ms returned sat
[2026-05-22 21:43:02] [INFO ] [Nat]Added 6384 Read/Feed constraints in 821 ms returned sat
[2026-05-22 21:43:02] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 266 ms.
[2026-05-22 21:43:03] [INFO ] Added : 9 causal constraints over 2 iterations in 1222 ms. Result :sat
Minimization took 5091 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Support contains 14 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 172 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 172 ms. Remains : 1852/1852 places, 6537/6537 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 183 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
[2026-05-22 21:43:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:43:10] [INFO ] Implicit Places using invariants in 1954 ms returned []
[2026-05-22 21:43:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:43:12] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 21:43:43] [INFO ] Performed 174/1852 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 21:44:13] [INFO ] Performed 450/1852 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 21:44:43] [INFO ] Performed 681/1852 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 21:45:13] [INFO ] Performed 867/1852 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 21:45:13] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 21:45:13] [INFO ] Implicit Places using invariants and state equation in 122199 ms returned []
Implicit Place search using SMT with State Equation took 124156 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:45:13] [INFO ] Redundant transitions in 670 ms returned []
Running 6497 sub problems to find dead transitions.
[2026-05-22 21:45:13] [INFO ] Invariant cache hit.
[2026-05-22 21:45:13] [INFO ] State equation strengthened by 6384 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1851 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6497 unsolved
SMT process timed out in 34763ms, After SMT, problems are : Problem set: 0 solved, 6497 unsolved
Search for dead transitions found 0 dead transitions in 34812ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159878 ms. Remains : 1852/1852 places, 6537/6537 transitions.
[2026-05-22 21:45:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
RANDOM walk for 1000000 steps (5399 resets) in 10849 ms. (92 steps per ms)
BEST_FIRST walk for 14000012 steps (1561 resets) in 16906 ms. (828 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
[2026-05-22 21:46:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:46:16] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:46:16] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:17] [INFO ] [Real]Absence check using state equation in 1182 ms returned sat
[2026-05-22 21:46:17] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 21:46:18] [INFO ] [Real]Added 6384 Read/Feed constraints in 736 ms returned sat
[2026-05-22 21:46:18] [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 21:46:19] [INFO ] [Nat]Absence check using 40 positive place invariants in 29 ms returned sat
[2026-05-22 21:46:19] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:20] [INFO ] [Nat]Absence check using state equation in 1105 ms returned sat
[2026-05-22 21:46:20] [INFO ] [Nat]Added 6384 Read/Feed constraints in 696 ms returned sat
[2026-05-22 21:46:21] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 281 ms.
[2026-05-22 21:46:21] [INFO ] Added : 5 causal constraints over 1 iterations in 966 ms. Result :sat
Minimization took 5080 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:46:27] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:46:27] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:46:28] [INFO ] [Real]Absence check using state equation in 1133 ms returned sat
[2026-05-22 21:46:29] [INFO ] [Real]Added 6384 Read/Feed constraints in 677 ms returned sat
[2026-05-22 21:46:29] [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 21:46:29] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:46:29] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:30] [INFO ] [Nat]Absence check using state equation in 1138 ms returned sat
[2026-05-22 21:46:31] [INFO ] [Nat]Added 6384 Read/Feed constraints in 736 ms returned sat
[2026-05-22 21:46:31] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 273 ms.
[2026-05-22 21:46:32] [INFO ] Added : 7 causal constraints over 2 iterations in 1208 ms. Result :sat
Minimization took 5092 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:46:38] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:46:38] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:39] [INFO ] [Real]Absence check using state equation in 1142 ms returned sat
[2026-05-22 21:46:40] [INFO ] [Real]Added 6384 Read/Feed constraints in 799 ms returned sat
[2026-05-22 21:46:40] [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 21:46:40] [INFO ] [Nat]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 21:46:40] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:41] [INFO ] [Nat]Absence check using state equation in 1151 ms returned sat
[2026-05-22 21:46:42] [INFO ] [Nat]Added 6384 Read/Feed constraints in 927 ms returned sat
[2026-05-22 21:46:42] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 283 ms.
[2026-05-22 21:46:43] [INFO ] Added : 10 causal constraints over 2 iterations in 1267 ms. Result :sat
Minimization took 5084 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:46:49] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:46:49] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:46:50] [INFO ] [Real]Absence check using state equation in 1173 ms returned sat
[2026-05-22 21:46:51] [INFO ] [Real]Added 6384 Read/Feed constraints in 646 ms returned sat
[2026-05-22 21:46:51] [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 21:46:51] [INFO ] [Nat]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:46:51] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:46:52] [INFO ] [Nat]Absence check using state equation in 1133 ms returned sat
[2026-05-22 21:46:53] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1036 ms returned sat
[2026-05-22 21:46:54] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 273 ms.
[2026-05-22 21:46:54] [INFO ] Added : 9 causal constraints over 2 iterations in 1179 ms. Result :sat
Minimization took 5083 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:00] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:00] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:47:01] [INFO ] [Real]Absence check using state equation in 1125 ms returned sat
[2026-05-22 21:47:02] [INFO ] [Real]Added 6384 Read/Feed constraints in 851 ms returned sat
[2026-05-22 21:47:02] [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 21:47:02] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:02] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:03] [INFO ] [Nat]Absence check using state equation in 1150 ms returned sat
[2026-05-22 21:47:04] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1005 ms returned sat
[2026-05-22 21:47:05] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 281 ms.
[2026-05-22 21:47:06] [INFO ] Added : 13 causal constraints over 3 iterations in 1637 ms. Result :sat
Minimization took 5084 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:11] [INFO ] [Real]Absence check using 40 positive place invariants in 24 ms returned sat
[2026-05-22 21:47:11] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:13] [INFO ] [Real]Absence check using state equation in 1140 ms returned sat
[2026-05-22 21:47:14] [INFO ] [Real]Added 6384 Read/Feed constraints in 798 ms returned sat
[2026-05-22 21:47:14] [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 21:47:14] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:14] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 18 ms returned sat
[2026-05-22 21:47:15] [INFO ] [Nat]Absence check using state equation in 1140 ms returned sat
[2026-05-22 21:47:16] [INFO ] [Nat]Added 6384 Read/Feed constraints in 752 ms returned sat
[2026-05-22 21:47:16] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 270 ms.
[2026-05-22 21:47:17] [INFO ] Added : 6 causal constraints over 2 iterations in 1198 ms. Result :sat
Minimization took 5079 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:22] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:47:22] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:24] [INFO ] [Real]Absence check using state equation in 1137 ms returned sat
[2026-05-22 21:47:24] [INFO ] [Real]Added 6384 Read/Feed constraints in 783 ms returned sat
[2026-05-22 21:47:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:25] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:25] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:47:26] [INFO ] [Nat]Absence check using state equation in 1174 ms returned sat
[2026-05-22 21:47:27] [INFO ] [Nat]Added 6384 Read/Feed constraints in 768 ms returned sat
[2026-05-22 21:47:27] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 274 ms.
[2026-05-22 21:47:28] [INFO ] Added : 7 causal constraints over 2 iterations in 1162 ms. Result :sat
Minimization took 5081 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:33] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:47:33] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:47:34] [INFO ] [Real]Absence check using state equation in 1152 ms returned sat
[2026-05-22 21:47:35] [INFO ] [Real]Added 6384 Read/Feed constraints in 738 ms returned sat
[2026-05-22 21:47:35] [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 21:47:36] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:36] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:37] [INFO ] [Nat]Absence check using state equation in 1130 ms returned sat
[2026-05-22 21:47:37] [INFO ] [Nat]Added 6384 Read/Feed constraints in 627 ms returned sat
[2026-05-22 21:47:38] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 266 ms.
[2026-05-22 21:47:39] [INFO ] Added : 4 causal constraints over 1 iterations in 959 ms. Result :sat
Minimization took 5082 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:44] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:47:44] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:47:45] [INFO ] [Real]Absence check using state equation in 1147 ms returned sat
[2026-05-22 21:47:46] [INFO ] [Real]Added 6384 Read/Feed constraints in 709 ms returned sat
[2026-05-22 21:47:46] [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 21:47:46] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:47:46] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:47] [INFO ] [Nat]Absence check using state equation in 1162 ms returned sat
[2026-05-22 21:47:49] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1220 ms returned sat
[2026-05-22 21:47:49] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 288 ms.
[2026-05-22 21:47:50] [INFO ] Added : 17 causal constraints over 4 iterations in 1810 ms. Result :sat
Minimization took 5090 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:47:56] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:47:56] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:47:57] [INFO ] [Real]Absence check using state equation in 1141 ms returned sat
[2026-05-22 21:47:58] [INFO ] [Real]Added 6384 Read/Feed constraints in 649 ms returned sat
[2026-05-22 21:47:58] [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 21:47:58] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:47:58] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 20 ms returned sat
[2026-05-22 21:47:59] [INFO ] [Nat]Absence check using state equation in 1134 ms returned sat
[2026-05-22 21:48:02] [INFO ] [Nat]Added 6384 Read/Feed constraints in 2660 ms returned sat
[2026-05-22 21:48:02] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 275 ms.
[2026-05-22 21:48:04] [INFO ] Added : 30 causal constraints over 6 iterations in 2343 ms. Result :sat
Minimization took 5092 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:48:10] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:48:10] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:48:11] [INFO ] [Real]Absence check using state equation in 1202 ms returned sat
[2026-05-22 21:48:12] [INFO ] [Real]Added 6384 Read/Feed constraints in 644 ms returned sat
[2026-05-22 21:48:12] [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 21:48:12] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 21:48:12] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:48:13] [INFO ] [Nat]Absence check using state equation in 1197 ms returned sat
[2026-05-22 21:48:14] [INFO ] [Nat]Added 6384 Read/Feed constraints in 785 ms returned sat
[2026-05-22 21:48:14] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 272 ms.
[2026-05-22 21:48:15] [INFO ] Added : 9 causal constraints over 2 iterations in 1234 ms. Result :sat
Minimization took 5091 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:48:21] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:48:21] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:48:22] [INFO ] [Real]Absence check using state equation in 1160 ms returned sat
[2026-05-22 21:48:22] [INFO ] [Real]Added 6384 Read/Feed constraints in 637 ms returned sat
[2026-05-22 21:48:23] [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 21:48:23] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:48:23] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 23 ms returned sat
[2026-05-22 21:48:24] [INFO ] [Nat]Absence check using state equation in 1091 ms returned sat
[2026-05-22 21:48:25] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1047 ms returned sat
[2026-05-22 21:48:25] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 260 ms.
[2026-05-22 21:48:27] [INFO ] Added : 14 causal constraints over 3 iterations in 1666 ms. Result :sat
Minimization took 5095 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:48:32] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:48:32] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:48:33] [INFO ] [Real]Absence check using state equation in 1165 ms returned sat
[2026-05-22 21:48:34] [INFO ] [Real]Added 6384 Read/Feed constraints in 732 ms returned sat
[2026-05-22 21:48:34] [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 21:48:34] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:48:34] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:48:36] [INFO ] [Nat]Absence check using state equation in 1147 ms returned sat
[2026-05-22 21:48:36] [INFO ] [Nat]Added 6384 Read/Feed constraints in 637 ms returned sat
[2026-05-22 21:48:37] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 283 ms.
[2026-05-22 21:48:37] [INFO ] Added : 4 causal constraints over 1 iterations in 976 ms. Result :sat
Minimization took 5093 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:48:43] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:48:43] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:48:44] [INFO ] [Real]Absence check using state equation in 1181 ms returned sat
[2026-05-22 21:48:45] [INFO ] [Real]Added 6384 Read/Feed constraints in 669 ms returned sat
[2026-05-22 21:48:45] [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 21:48:45] [INFO ] [Nat]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:48:45] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:48:46] [INFO ] [Nat]Absence check using state equation in 1176 ms returned sat
[2026-05-22 21:48:47] [INFO ] [Nat]Added 6384 Read/Feed constraints in 844 ms returned sat
[2026-05-22 21:48:47] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 273 ms.
[2026-05-22 21:48:48] [INFO ] Added : 9 causal constraints over 2 iterations in 1253 ms. Result :sat
Minimization took 5088 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Support contains 14 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 168 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 1852/1852 places, 6537/6537 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 159 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
[2026-05-22 21:48:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:48:56] [INFO ] Implicit Places using invariants in 1891 ms returned []
[2026-05-22 21:48:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:48:57] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 21:49:28] [INFO ] Performed 173/1852 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 21:49:58] [INFO ] Performed 451/1852 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 21:50:28] [INFO ] Performed 681/1852 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 21:50:58] [INFO ] Performed 865/1852 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 21:50:58] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 21:50:58] [INFO ] Implicit Places using invariants and state equation in 122437 ms returned []
Implicit Place search using SMT with State Equation took 124332 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:50:59] [INFO ] Redundant transitions in 652 ms returned []
Running 6497 sub problems to find dead transitions.
[2026-05-22 21:50:59] [INFO ] Invariant cache hit.
[2026-05-22 21:50:59] [INFO ] State equation strengthened by 6384 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1851 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6497 unsolved
SMT process timed out in 34436ms, After SMT, problems are : Problem set: 0 solved, 6497 unsolved
Search for dead transitions found 0 dead transitions in 34451ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159615 ms. Remains : 1852/1852 places, 6537/6537 transitions.
RANDOM walk for 40000 steps (216 resets) in 2018 ms. (19 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
[2026-05-22 21:51:34] [INFO ] Flatten gal took : 527 ms
[2026-05-22 21:51:35] [INFO ] Flatten gal took : 253 ms
[2026-05-22 21:51:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9893545742701252820.gal : 86 ms
[2026-05-22 21:51:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13242610184937478278.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/ReachabilityCardinality9893545742701252820.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13242610184937478278.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/ReachabilityCardinality13242610184937478278.prop.
Interrupted probabilistic random walk after 91386 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :0 out of 28
Probabilistic random walk after 91386 steps, saw 26485 distinct states, run finished after 3005 ms. (steps per millisecond=30 ) properties seen :0
[2026-05-22 21:51:37] [INFO ] Invariant cache hit.
[2026-05-22 21:51:37] [INFO ] State equation strengthened by 6384 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1770 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
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 2 places in 133 ms of which 7 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 21:51:38] [INFO ] Deduced a trap composed of 2 places in 114 ms of which 3 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
Problem MAX11 is UNSAT
Problem MAX12 is UNSAT
Problem MAX13 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/1770 variables, 2/3 constraints. Problems are: Problem set: 14 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/3 constraints. Problems are: Problem set: 14 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 78/1848 variables, 39/42 constraints. Problems are: Problem set: 14 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1848 variables, 0/42 constraints. Problems are: Problem set: 14 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 2/1850 variables, 2/44 constraints. Problems are: Problem set: 14 solved, 14 unsolved
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 45 places in 1454 ms of which 118 ms to minimize.
SMT process timed out in 5378ms, After SMT, problems are : Problem set: 14 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 14 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 162 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1852/1852 places, 6537/6537 transitions.
RANDOM walk for 40000 steps (212 resets) in 999 ms. (40 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 138 ms. (287 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 162 ms. (245 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 89930 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :0 out of 14
Probabilistic random walk after 89930 steps, saw 26316 distinct states, run finished after 3001 ms. (steps per millisecond=29 ) properties seen :0
[2026-05-22 21:51:46] [INFO ] Invariant cache hit.
[2026-05-22 21:51:46] [INFO ] State equation strengthened by 6384 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1770 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
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 2 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 21:51:47] [INFO ] Deduced a trap composed of 2 places in 63 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1770 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 78/1848 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1848 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 2/1850 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 14 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 45 places in 1443 ms of which 115 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1850 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1850 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 6537/8387 variables, 1850/1895 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/8387 variables, 6384/8279 constraints. Problems are: Problem set: 0 solved, 14 unsolved
SDD proceeding with computation,28 properties remain. new max is 4
SDD size :1 after 1696
SDD proceeding with computation,28 properties remain. new max is 8
SDD size :1696 after 1820
SDD proceeding with computation,28 properties remain. new max is 16
SDD size :1820 after 2025
SDD proceeding with computation,28 properties remain. new max is 32
SDD size :2025 after 2055
At refinement iteration 11 (INCLUDED_ONLY) 0/8387 variables, 0/8279 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (OVERLAPS) 2/8389 variables, 2/8281 constraints. Problems are: Problem set: 0 solved, 14 unsolved
SDD proceeding with computation,28 properties remain. new max is 64
SDD size :2055 after 2638
SDD proceeding with computation,28 properties remain. new max is 128
SDD size :2638 after 3116
SDD proceeding with computation,28 properties remain. new max is 256
SDD size :3116 after 3257
SDD proceeding with computation,28 properties remain. new max is 512
SDD size :3257 after 3279
SDD proceeding with computation,28 properties remain. new max is 1024
SDD size :3279 after 3351
SDD proceeding with computation,28 properties remain. new max is 2048
SDD size :3351 after 3529
At refinement iteration 13 (INCLUDED_ONLY) 0/8389 variables, 0/8281 constraints. Problems are: Problem set: 0 solved, 14 unsolved
SDD proceeding with computation,28 properties remain. new max is 4096
SDD size :3529 after 3832
At refinement iteration 14 (OVERLAPS) 0/8389 variables, 0/8281 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8389/8389 variables, and 8281 constraints, problems are : Problem set: 0 solved, 14 unsolved in 25229 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1852/1852 constraints, ReadFeed: 6384/6384 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 1756/1770 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1770 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1770 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 78/1848 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1848 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 2/1850 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1850 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,28 properties remain. new max is 8192
SDD size :3832 after 4305
[2026-05-22 21:52:14] [INFO ] Deduced a trap composed of 45 places in 1405 ms of which 113 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1850 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1850 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 6537/8387 variables, 1850/1896 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Detected timeout of ITS tools.
[2026-05-22 21:52:25] [INFO ] Flatten gal took : 206 ms
[2026-05-22 21:52:25] [INFO ] Applying decomposition
[2026-05-22 21:52:25] [INFO ] Flatten gal took : 142 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/graph939380650461681754.txt' '-o' '/tmp/graph939380650461681754.bin' '-w' '/tmp/graph939380650461681754.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph939380650461681754.bin' '-l' '-1' '-v' '-w' '/tmp/graph939380650461681754.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:52:26] [INFO ] Decomposing Gal with order
[2026-05-22 21:52:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:52:27] [INFO ] Removed a total of 4941 redundant transitions.
[2026-05-22 21:52:27] [INFO ] Flatten gal took : 824 ms
[2026-05-22 21:52:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 5298 labels/synchronizations in 366 ms.
[2026-05-22 21:52:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15634365781907139666.gal : 54 ms
[2026-05-22 21:52:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12248019397645967175.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/ReachabilityCardinality15634365781907139666.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12248019397645967175.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/ReachabilityCardinality12248019397645967175.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 1577
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 1024
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 2048
SDD size :1577 after 1577
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :1577 after 1577
At refinement iteration 11 (INCLUDED_ONLY) 0/8387 variables, 6384/8280 constraints. Problems are: Problem set: 0 solved, 14 unsolved
SDD proceeding with computation,14 properties remain. new max is 8192
SDD size :1577 after 5569
SDD proceeding with computation,14 properties remain. new max is 16384
SDD size :5569 after 496026
SDD proceeding with computation,14 properties remain. new max is 32768
SDD size :496026 after 2.68435e+07
At refinement iteration 12 (INCLUDED_ONLY) 0/8387 variables, 14/8294 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 8387/8389 variables, and 8294 constraints, problems are : Problem set: 0 solved, 14 unsolved in 45047 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1850/1852 constraints, ReadFeed: 6384/6384 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 70326ms problems are : Problem set: 0 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 14 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 162 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 1852/1852 places, 6537/6537 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Applied a total of 0 rules in 164 ms. Remains 1852 /1852 variables (removed 0) and now considering 6537/6537 (removed 0) transitions.
[2026-05-22 21:52:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:52:59] [INFO ] Implicit Places using invariants in 2023 ms returned []
[2026-05-22 21:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:53:01] [INFO ] State equation strengthened by 6384 read => feed constraints.
SDD proceeding with computation,14 properties remain. new max is 65536
SDD size :2.68435e+07 after 3.24367e+07
Detected timeout of ITS tools.
[2026-05-22 21:53:31] [INFO ] Performed 174/1852 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 21:54:01] [INFO ] Performed 448/1852 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 21:54:32] [INFO ] Performed 676/1852 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 21:55:02] [INFO ] Performed 861/1852 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 21:55:02] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 21:55:02] [INFO ] Implicit Places using invariants and state equation in 122541 ms returned []
Implicit Place search using SMT with State Equation took 124565 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:55:02] [INFO ] Redundant transitions in 599 ms returned []
Running 6497 sub problems to find dead transitions.
[2026-05-22 21:55:02] [INFO ] Invariant cache hit.
[2026-05-22 21:55:02] [INFO ] State equation strengthened by 6384 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1851 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6497 unsolved
SMT process timed out in 34711ms, After SMT, problems are : Problem set: 0 solved, 6497 unsolved
Search for dead transitions found 0 dead transitions in 34730ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160081 ms. Remains : 1852/1852 places, 6537/6537 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40]
Starting property specific reduction for CANInsertWithFailure-PT-040-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:[40]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[40]
[2026-05-22 21:55:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 10000 steps (54 resets) in 105 ms. (94 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[40]
[2026-05-22 21:55:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 21:55:37] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:55:37] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 21:55:39] [INFO ] [Real]Absence check using state equation in 1160 ms returned sat
[2026-05-22 21:55:39] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 21:55:39] [INFO ] [Real]Added 6384 Read/Feed constraints in 747 ms returned sat
[2026-05-22 21:55:40] [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 21:55:40] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:55:40] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:55:41] [INFO ] [Nat]Absence check using state equation in 1168 ms returned sat
[2026-05-22 21:55:42] [INFO ] [Nat]Added 6384 Read/Feed constraints in 597 ms returned sat
[2026-05-22 21:55:42] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 280 ms.
[2026-05-22 21:55:44] [INFO ] Added : 9 causal constraints over 6 iterations in 2430 ms. Result :sat
Minimization took 455 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[40]
Support contains 1 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 1843 transition count 6528
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 22 place count 1843 transition count 6528
Applied a total of 22 rules in 415 ms. Remains 1843 /1852 variables (removed 9) and now considering 6528/6537 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 416 ms. Remains : 1843/1852 places, 6528/6537 transitions.
// Phase 1: matrix 6528 rows 1843 cols
[2026-05-22 21:55:45] [INFO ] Computed 42 invariants in 151 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 1000000 steps (5410 resets) in 10669 ms. (93 steps per ms)
BEST_FIRST walk for 1000001 steps (112 resets) in 1200 ms. (832 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 21:55:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:55:57] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:55:57] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:55:58] [INFO ] [Real]Absence check using state equation in 1253 ms returned sat
[2026-05-22 21:55:59] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 21:55:59] [INFO ] [Real]Added 6406 Read/Feed constraints in 785 ms returned sat
[2026-05-22 21:56:00] [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 21:56:00] [INFO ] [Nat]Absence check using 40 positive place invariants in 29 ms returned sat
[2026-05-22 21:56:00] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:56:01] [INFO ] [Nat]Absence check using state equation in 1102 ms returned sat
[2026-05-22 21:56:02] [INFO ] [Nat]Added 6406 Read/Feed constraints in 775 ms returned sat
[2026-05-22 21:56:02] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 266 ms.
[2026-05-22 21:56:03] [INFO ] Added : 8 causal constraints over 2 iterations in 1220 ms. Result :sat
Minimization took 5078 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 164 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 155 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 21:56:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:56:10] [INFO ] Implicit Places using invariants in 1884 ms returned []
[2026-05-22 21:56:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:56:12] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 21:56:42] [INFO ] Performed 156/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 21:57:12] [INFO ] Performed 305/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 21:57:43] [INFO ] Performed 455/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 21:58:13] [INFO ] Performed 612/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 21:58:13] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 21:58:13] [INFO ] Implicit Places using invariants and state equation in 122361 ms returned []
Implicit Place search using SMT with State Equation took 124246 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 21:58:13] [INFO ] Redundant transitions in 532 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 21:58:13] [INFO ] Invariant cache hit.
[2026-05-22 21:58:13] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s3 0.0)
(s4 1.0)
(s5 1.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 1.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 1.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 1.0)
(s35 0.0)
(s36 0.0)
(s37 1.0)
(s38 0.0)
(s39 0.0)
(s40 1.0)
(s41 1.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 1.0)
(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 0.0)
(s58 1.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 1.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 1.0)
(s71 1.0)
(s72 0.0)
(s73 1.0)
(s74 0.0)
(s75 0.0)
(s76 1.0)
(s77 1.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 1.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 1.0)
(s89 0.0)
(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 0.0)
(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 1.0)
(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 1.0)
(s125 0.0)
(s126 0.0)
(s127 0.0)
(s128 0.0)
(s129 0.0)
(s130 1.0)
(s131 1.0)
(s132 0.0)
(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 1.0)
(s137 1.0)
(s138 0.0)
(s139 1.0)
(s140 0.0)
(s141 0.0)
(s142 1.0)
(s143 1.0)
(s144 0.0)
(s145 0.0)
(s146 0.0)
(s147 0.0)
(s148 1.0)
(s149 1.0)
(s150 0.0)
(s151 0.0)
(s152 0.0)
(s153 0.0)
(s154 1.0)
(s155 0.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 1.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 1.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 0.0)
(s171 0.0)
(s172 1.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 0.0)
(s178 1.0)
(s179 0.0)
(s180 0.0)
(s181 0.0)
(s182 0.0)
(s183 0.0)
(s184 1.0)
(s185 0.0)
(s186 0.0)
(s187 1.0)
(s188 0.0)
(s189 0.0)
(s190 1.0)
(s191 0.0)
(s192 0.0)
(s193 0.0)
(s194 0.0)
(s195 0.0)
(s196 1.0)
(s197 0.0)
(s198 0.0)
(s199 1.0)
(s200 0.0)
(s201 0.0)
(s202 1.0)
(s203 0.0)
(s204 0.0)
(s205 0.0)
(s206 0.0)
(s207 0.0)
(s208 1.0)
(s209 0.0)
(s210 0.0)
(s211 1.0)
(s212 0.0)
(s213 0.0)
(s214 1.0)
(s215 0.0)
(s216 0.0)
(s217 0.0)
(s218 0.0)
(s219 0.0)
(s220 1.0)
(s221 0.0)
(s222 0.0)
(s223 0.0)
(s224 0.0)
(s225 0.0)
(s226 1.0)
(s227 0.0)
(s228 0.0)
(s229 0.0)
(s230 0.0)
(s231 0.0)
(s232 1.0)
(s233 0.0)
(s234 0.0)
(s235 0.0)
(s236 0.0)
(s237 0.0)
(s238 1.0)
(s239 0.0)
(s240 1.0)
(s241 0.0)
(s242 0.0)
(s243 0.0)
(s244 0.0)
(s245 0.0)
(s246 0.0)
(s247 0.0)
(s248 0.0)
(s249 0.0)
(s250 0.0)
(s251 0.0)
(s252 0.0)
(s253 0.0)
(s254 0.0)
(s255 0.0)
(s256 0.0)
(s257 0.0)
(s258 0.0)
(s259 0.0)
(s260 0.0)
(s261 0.0)
(s262 0.0)
(s263 0.0)
(s264 0.0)
(s265 0.0)
(s266 0.0)
(s267 0.0)
(s268 0.0)
(s269 0.0)
(s270 0.0)
(s271 0.0)
(s272 0.0)
(s273 0.0)
(s274 0.0)
(s275 0.0)
(s276 0.0)
(s277 0.0)
(s278 0.0)
(s279 0.0)
(s280 0.0)
(s281 0.0)
(s282 0.0)
(s283 0.0)
(s284 0.0)
(s285 0.0)
(s286 0.0)
(s287 0.0)
(s288 0.0)
(s289 0.0)
(s290 0.0)
(s291 0.0)
(s292 0.0)
(s293 0.0)
(s294 0.0)
(s295 0.0)
(s296 0.0)
(s297 0.0)
(s298 0.0)
(s299 0.0)
(s300 0.0)
(s301 0.0)
(s302 0.0)
(s303 0.0)
(s304 0.0)
(s305 0.0)
(s306 0.0)
(s307 0.0)
(s308 0.0)
(s309 0.0)
(s310 0.0)
(s311 0.0)
(s312 0.0)
(s313 0.0)
(s314 0.0)
(s315 0.0)
(s316 0.0)
(s317 0.0)
(s318 0.0)
(s319 0.0)
(s320 0.0)
(s321 0.0)
(s322 0.0)
(s323 0.0)
(s324 0.0)
(s325 0.0)
(s326 0.0)
(s327 0.0)
(s328 0.0)
(s329 0.0)
(s330 0.0)
(s331 0.0)
(s332 0.0)
(s333 0.0)
(s334 0.0)
(s335 0.0)
(s336 0.0)
(s337 0.0)
(s338 0.0)
(s339 0.0)
(s340 0.0)
(s341 0.0)
(s342 0.0)
(s343 0.0)
(s344 0.0)
(s345 0.0)
(s346 0.0)
(s347 0.0)
(s348 0.0)
(s349 0.0)
(s350 0.0)
(s351 0.0)
(s352 0.0)
(s353 0.0)
(s354 0.0)
(s355 0.0)
(s356 0.0)
(s357 0.0)
(s358 0.0)
(s359 0.0)
(s360 0.0)
(s361 0.0)
(s362 0.0)
(s363 0.0)
(s364 0.0)
(s365 0.0)
(s366 0.0)
(s367 0.0)
(s368 0.0)
(s369 0.0)
(s370 0.0)
(s371 0.0)
(s372 0.0)
(s373 0.0)
(s374 0.0)
(s375 0.0)
(s376 0.0)
(s377 0.0)
(s378 0.0)
(s379 0.0)
(s380 0.0)
(s381 0.0)
(s382 0.0)
(s383 0.0)
(s384 0.0)
(s385 0.0)
(s386 0.0)
(s387 0.0)
(s388 0.0)
(s389 0.0)
(s390 0.0)
(s391 0.0)
(s392 0.0)
(s393 0.0)
(s394 0.0)
(s395 0.0)
(s396 0.0)
(s397 0.0)
(s398 0.0)
(s399 0.0)
(s400 0.0)
(s401 0.0)
(s402 0.0)
(s403 0.0)
(s404 0.0)
(s405 0.0)
(s406 0.0)
(s407 0.0)
(s408 0.0)
(s409 0.0)
(s410 0.0)
(s411 0.0)
(s412 0.0)
(s413 0.0)
(s414 0.0)
(s415 0.0)
(s416 0.0)
(s417 0.0)
(s418 0.0)
(s419 0.0)
(s420 0.0)
(s421 0.0)
(s422 0.0)
(s423 0.0)
(s424 0.0)
(s425 0.0)
(s426 0.0)
(s427 0.0)
(s428 0.0)
(s429 0.0)
(s430 0.0)
(s431 0.0)
(s432 0.0)
(s433 0.0)
(s434 0.0)
(s435 0.0)
(s436 0.0)
(s437 0.0)
(s438 0.0)
(s439 0.0)
(s440 0.0)
(s441 0.0)
(s442 0.0)
(s443 0.0)
(s444 0.0)
(s445 0.0)
(s446 0.0)
(s447 0.0)
(s448 0.0)
(s449 0.0)
(s450 0.0)
(s451 0.0)
(s452 0.0)
(s453 0.0)
(s454 0.0)
(s455 0.0)
(s456 0.0)
(s457 0.0)
(s458 0.0)
(s459 0.0)
(s460 0.0)
(s461 0.0)
(s462 0.0)
(s463 0.0)
(s464 0.0)
(s465 0.0)
(s466 0.0)
(s467 0.0)
(s468 0.0)
(s469 0.0)
(s470 0.0)
(s471 0.0)
(s472 0.0)
(s473 0.0)
(s474 0.0)
(s475 0.0)
(s476 0.0)
(s477 0.0)
(s478 0.0)
(s479 0.0)
(s480 0.0)
(s481 0.0)
(s482 0.0)
(s483 0.0)
(s484 0.0)
(s485 0.0)
(s486 0.0)
(s487 0.0)
(s488 0.0)
(s489 0.0)
(s490 0.0)
(s491 0.0)
(s492 0.0)
(s493 0.0)
(s494 0.0)
(s495 0.0)
(s496 0.0)
(s497 0.0)
(s498 0.0)
(s499 0.0)
(s500 0.0)
(s501 0.0)
(s502 0.0)
(s503 0.0)
(s504 0.0)
(s505 0.0)
(s506 0.0)
(s507 0.0)
(s508 0.0)
(s509 0.0)
(s510 0.0)
(s511 0.0)
(s512 0.0)
(s513 0.0)
(s514 0.0)
(s515 0.0)
(s516 0.0)
(s517 0.0)
(s518 0.0)
(s519 0.0)
(s520 0.0)
(s521 0.0)
(s522 0.0)
(s523 0.0)
(s524 0.0)
(s525 0.0)
(s526 0.0)
(s527 0.0)
(s528 0.0)
(s529 0.0)
(s530 0.0)
(s531 0.0)
(s532 0.0)
(s533 0.0)
(s534 0.0)
(s535 0.0)
(s536 0.0)
(s537 0.0)
(s538 0.0)
(s539 0.0)
(s540 0.0)
(s541 0.0)
(s542 0.0)
(s543 0.0)
(s544 0.0)
(s545 0.0)
(s546 0.0)
(s547 0.0)
(s548 0.0)
(s549 0.0)
(s550 0.0)
(s551 0.0)
(s552 0.0)
(s553 0.0)
(s554 0.0)
(s555 0.0)
(s556 0.0)
(s557 0.0)
(s558 0.0)
(s559 0.0)
(s560 0.0)
(s561 0.0)
(s562 0.0)
(s563 0.0)
(s564 0.0)
(s565 0.0)
(s566 0.0)
(s567 0.0)
(s568 0.0)
(s569 0.0)
(s570 0.0)
(s571 0.0)
(s572 0.0)
(s573 0.0)
(s574 0.0)
(s575 0.0)
(s576 0.0)
(s577 0.0)
(s578 0.0)
(s579 0.0)
(s580 0.0)
(s581 0.0)
(s582 0.0)
(s583 0.0)
(s584 0.0)
(s585 0.0)
(s586 0.0)
(s587 0.0)
(s588 0.0)
(s589 0.0)
(s590 0.0)
(s591 0.0)
(s592 0.0)
(s593 0.0)
(s594 0.0)
(s595 0.0)
(s596 0.0)
(s597 0.0)
(s598 0.0)
(s599 0.0)
(s600 0.0)
(s601 0.0)
(s602 0.0)
(s603 0.0)
(s604 0.0)
(s605 0.0)
(s606 0.0)
(s607 0.0)
(s608 0.0)
(s609 0.0)
(s610 0.0)
(s611 0.0)
(s612 0.0)
(s613 1.0)
(s614 0.0)
(s615 0.0)
(s616 0.0)
(s617 0.0)
(s618 0.0)
(s619 0.0)
(s620 0.0)
(s621 0.0)
(s622 0.0)
(s623 0.0)
(s624 0.0)
(s625 0.0)
(s626 0.0)
(s627 1.0)
(s628 0.0)
(s629 0.0)
(s630 0.0)
(s631 0.0)
(s632 0.0)
(s633 0.0)
(s634 0.0)
(s635 0.0)
(s636 0.0)
(s637 1.0)
(s638 0.0)
(s639 0.0)
(s640 0.0)
(s641 1.0)
(s642 0.0)
(s643 0.0)
(s644 0.0)
(s645 0.0)
(s646 0.0)
(s647 0.0)
(s648 0.0)
(s649 0.0)
(s650 0.0)
(s651 0.0)
(s652 0.0)
(s653 0.0)
(s654 0.0)
(s655 0.0)
(s656 0.0)
(s657 0.0)
(s658 0.0)
(s659 0.0)
(s660 0.0)
(s661 0.0)
(s662 0.0)
(s663 0.0)
(s664 0.0)
(s665 0.0)
(s666 0.0)
(s667 0.0)
(s668 0.0)
(s669 0.0)
(s670 0.0)
(s671 0.0)
(s672 0.0)
(s673 0.0)
(s674 0.0)
(s675 0.0)
(s676 0.0)
(s677 0.0)
(s678 0.0)
(s679 0.0)
(s680 0.0)
(s681 0.0)
(s682 0.0)
(s683 0.0)
(s684 0.0)
(s685 0.0)
(s686 0.0)
(s687 0.0)
(s688 0.0)
(s689 0.0)
(s690 0.0)
(s691 0.0)
(s692 0.0)
(s693 0.0)
(s694 0.0)
(s695 0.0)
(s696 0.0)
(s697 0.0)
(s698 0.0)
(s699 0.0)
(s700 0.0)
(s701 0.0)
(s702 0.0)
(s703 0.0)
(s704 0.0)
(s705 0.0)
(s706 0.0)
(s707 0.0)
(s708 0.0)
(s709 0.0)
(s710 0.0)
(s711 0.0)
(s712 0.0)
(s713 0.0)
(s714 0.0)
(s715 0.0)
(s716 0.0)
(s717 0.0)
(s718 0.0)
(s719 0.0)
(s720 0.0)
(s721 0.0)
(s722 0.0)
(s723 0.0)
(s724 0.0)
(s725 0.0)
(s726 0.0)
(s727 0.0)
(s728 0.0)
(s729 0.0)
(s730 0.0)
(s731 0.0)
(s732 0.0)
(s733 0.0)
(s734 0.0)
(s735 0.0)
(s736 0.0)
(s737 0.0)
(s738 0.0)
(s739 0.0)
(s740 0.0)
(s741 0.0)
(s742 0.0)
(s743 0.0)
(s744 0.0)
(s745 0.0)
(s746 0.0)
(s747 0.0)
(s748 0.0)
(s749 0.0)
(s750 0.0)
(s751 0.0)
(s752 0.0)
(s753 0.0)
(s754 0.0)
(s755 0.0)
(s756 0.0)
(s757 0.0)
(s758 0.0)
(s759 0.0)
(s760 0.0)
(s761 0.0)
(s762 0.0)
(s763 0.0)
(s764 0.0)
(s765 0.0)
(s766 0.0)
(s767 0.0)
(s768 0.0)
(s769 0.0)
(s770 0.0)
(s771 0.0)
(s772 0.0)
(s773 0.0)
(s774 0.0)
(s775 0.0)
(s776 0.0)
(s777 0.0)
(s778 0.0)
(s779 0.0)
(s780 0.0)
(s781 0.0)
(s782 0.0)
(s783 0.0)
(s784 0.0)
(s785 0.0)
(s786 0.0)
(s787 0.0)
(s788 0.0)
(s789 0.0)
(s790 0.0)
(s791 0.0)
(s792 0.0)
(s793 0.0)
(s794 0.0)
(s795 0.0)
(s796 0.0)
(s797 0.0)
(s798 0.0)
(s799 0.0)
(s800 0.0)
(s801 0.0)
(s802 0.0)
(s803 0.0)
(s804 0.0)
(s805 0.0)
(s806 0.0)
(s807 0.0)
(s808 0.0)
(s809 0.0)
(s810 0.0)
(s811 0.0)
(s812 0.0)
(s813 0.0)
(s814 0.0)
(s815 0.0)
(s816 0.0)
(s817 0.0)
(s818 0.0)
(s819 0.0)
(s820 0.0)
(s821 0.0)
(s822 0.0)
(s823 0.0)
(s824 0.0)
(s825 0.0)
(s826 0.0)
(s827 0.0)
(s828 0.0)
(s829 0.0)
(s830 0.0)
(s831 0.0)
(s832 0.0)
(s833 0.0)
(s834 0.0)
(s835 0.0)
(s836 0.0)
(s837 0.0)
(s838 0.0)
(s839 0.0)
(s840 0.0)
(s841 0.0)
(s842 0.0)
(s843 0.0)
(s844 0.0)
(s845 0.0)
(s846 0.0)
(s847 0.0)
(s848 0.0)
(s849 0.0)
(s850 0.0)
(s851 0.0)
(s852 0.0)
(s853 0.0)
(s854 0.0)
(s855 0.0)
(s856 0.0)
(s857 0.0)
(s858 0.0)
(s859 0.0)
(s860 0.0)
(s861 0.0)
(s862 0.0)
(s863 0.0)
(s864 0.0)
(s865 0.0)
(s866 0.0)
(s867 0.0)
(s868 0.0)
(s869 0.0)
(s870 0.0)
(s871 0.0)
(s872 0.0)
(s873 0.0)
(s874 0.0)
(s875 0.0)
(s876 0.0)
(s877 0.0)
(s878 0.0)
(s879 0.0)
(s880 0.0)
(s881 0.0)
(s882 0.0)
(s883 0.0)
(s884 0.0)
(s885 0.0)
(s886 0.0)
(s887 0.0)
(s888 0.0)
(s889 0.0)
(s890 0.0)
(s891 0.0)
(s892 0.0)
(s893 0.0)
(s894 0.0)
(s895 0.0)
(s896 0.0)
(s897 0.0)
(s898 0.0)
(s899 0.0)
(s900 0.0)
(s901 0.0)
(s902 0.0)
(s903 0.0)
(s904 0.0)
(s905 0.0)
(s906 0.0)
(s907 0.0)
(s908 0.0)
(s909 0.0)
(s910 0.0)
(s911 0.0)
(s912 0.0)
(s913 0.0)
(s914 0.0)
(s915 0.0)
(s916 0.0)
(s917 0.0)
(s918 0.0)
(s919 0.0)
(s920 0.0)
(s921 0.0)
(s922 0.0)
(s923 0.0)
(s924 0.0)
(s925 0.0)
(s926 0.0)
(s927 0.0)
(s928 0.0)
(s929 0.0)
(s930 0.0)
(s931 0.0)
(s932 0.0)
(s933 0.0)
(s934 0.0)
(s935 0.0)
(s936 0.0)
(s937 0.0)
(s938 0.0)
(s939 0.0)
(s940 0.0)
(s941 0.0)
(s942 0.0)
(s943 0.0)
(s944 0.0)
(s945 0.0)
(s946 0.0)
(s947 0.0)
(s948 0.0)
(s949 0.0)
(s950 0.0)
(s951 0.0)
(s952 0.0)
(s953 0.0)
(s954 0.0)
(s955 0.0)
(s956 0.0)
(s957 0.0)
(s958 0.0)
(s959 0.0)
(s960 0.0)
(s961 0.0)
(s962 0.0)
(s963 0.0)
(s964 0.0)
(s965 0.0)
(s966 0.0)
(s967 0.0)
(s968 0.0)
(s969 0.0)
(s970 0.0)
(s971 0.0)
(s972 0.0)
(s973 0.0)
(s974 0.0)
(s975 0.0)
(s976 0.0)
(s977 0.0)
(s978 0.0)
(s979 0.0)
(s980 0.0)
(s981 0.0)
(s982 0.0)
(s983 0.0)
(s984 0.0)
(s985 0.0)
(s986 0.0)
(s987 0.0)
(s988 0.0)
(s989 0.0)
(s990 0.0)
(s991 0.0)
(s992 0.0)
(s993 0.0)
(s994 0.0)
(s995 1.0)
(s996 0.0)
(s997 0.0)
(s998 0.0)
(s999 0.0)
(s1000 0.0)
(s1001 0.0)
(s1002 0.0)
(s1003 0.0)
(s1004 0.0)
(s1005 0.0)
(s1006 0.0)
(s1007 0.0)
(s1008 0.0)
(s1009 0.0)
(s1010 0.0)
(s1011 0.0)
(s1012 0.0)
(s1013 0.0)
(s1014 0.0)
(s1015 0.0)
(s1016 0.0)
(s1017 0.0)
(s1018 0.0)
(s1019 0.0)
(s1020 0.0)
(s1021 0.0)
(s1022 0.0)
(s1023 0.0)
(s1024 0.0)
(s1025 0.0)
(s1026 0.0)
(s1027 0.0)
(s1028 0.0)
(s1029 0.0)
(s1030 0.0)
(s1031 0.0)
(s1032 0.0)
(s1033 0.0)
(s1034 0.0)
(s1035 0.0)
(s1036 0.0)
(s1037 0.0)
(s1038 0.0)
(s1039 0.0)
(s1040 0.0)
(s1041 0.0)
(s1042 0.0)
(s1043 0.0)
(s1044 0.0)
(s1045 0.0)
(s1046 0.0)
(s1047 0.0)
(s1048 0.0)
(s1049 0.0)
(s1050 0.0)
(s1051 0.0)
(s1052 0.0)
(s1053 0.0)
(s1054 0.0)
(s1055 0.0)
(s1056 0.0)
(s1057 0.0)
(s1058 0.0)
(s1059 0.0)
(s1060 0.0)
(s1061 0.0)
(s1062 0.0)
(s1063 0.0)
(s1064 0.0)
(s1065 0.0)
(s1066 0.0)
(s1067 0.0)
(s1068 0.0)
(s1069 0.0)
(s1070 0.0)
(s1071 0.0)
(s1072 0.0)
(s1073 0.0)
(s1074 0.0)
(s1075 0.0)
(s1076 0.0)
(s1077 0.0)
(s1078 0.0)
(s1079 0.0)
(s1080 0.0)
(s1081 0.0)
(s1082 0.0)
(s1083 0.0)
(s1084 0.0)
(s1085 0.0)
(s1086 0.0)
(s1087 0.0)
(s1088 0.0)
(s1089 0.0)
(s1090 0.0)
(s1091 0.0)
(s1092 0.0)
(s1093 0.0)
(s1094 0.0)
(s1095 0.0)
(s1096 0.0)
(s1097 0.0)
(s1098 0.0)
(s1099 0.0)
(s1100 0.0)
(s1101 0.0)
(s1102 0.0)
(s1103 0.0)
(s1104 0.0)
(s1105 0.0)
(s1106 0.0)
(s1107 0.0)
(s1108 0.0)
(s1109 0.0)
(s1110 0.0)
(s1111 0.0)
(s1112 0.0)
(s1113 0.0)
(s1114 0.0)
(s1115 0.0)
(s1116 0.0)
(s1117 0.0)
(s1118 0.0)
(s1119 0.0)
(s1120 0.0)
(s1121 0.0)
(s1122 0.0)
(s1123 0.0)
(s1124 0.0)
(s1125 0.0)
(s1126 0.0)
(s1127 0.0)
(s1128 0.0)
(s1129 0.0)
(s1130 0.0)
(s1131 0.0)
(s1132 0.0)
(s1133 0.0)
(s1134 0.0)
(s1135 0.0)
(s1136 0.0)
(s1137 0.0)
(s1138 0.0)
(s1139 0.0)
(s1140 0.0)
(s1141 0.0)
(s1142 0.0)
(s1143 0.0)
(s1144 0.0)
(s1145 0.0)
(s1146 0.0)
(s1147 0.0)
(s1148 0.0)
(s1149 0.0)
(s1150 0.0)
(s1151 0.0)
(s1152 0.0)
(s1153 0.0)
(s1154 0.0)
(s1155 0.0)
(s1156 0.0)
(s1157 0.0)
(s1158 0.0)
(s1159 0.0)
(s1160 0.0)
(s1161 0.0)
(s1162 0.0)
(s1163 0.0)
(s1164 0.0)
(s1165 0.0)
(s1166 0.0)
(s1167 0.0)
(s1168 0.0)
(s1169 0.0)
(s1170 0.0)
(s1171 0.0)
(s1172 0.0)
(s1173 0.0)
(s1174 0.0)
(s1175 0.0)
(s1176 0.0)
(s1177 0.0)
(s1178 0.0)
(s1179 0.0)
(s1180 0.0)
(s1181 0.0)
(s1182 0.0)
(s1183 0.0)
(s1184 0.0)
(s1185 0.0)
(s1186 0.0)
(s1187 0.0)
(s1188 0.0)
(s1189 0.0)
(s1190 0.0)
(s1191 0.0)
(s1192 0.0)
(s1193 0.0)
(s1194 0.0)
(s1195 0.0)
(s1196 0.0)
(s1197 0.0)
(s1198 0.0)
(s1199 0.0)
(s1200 0.0)
(s1201 0.0)
(s1202 0.0)
(s1203 0.0)
(s1204 0.0)
(s1205 0.0)
(s1206 0.0)
(s1207 0.0)
(s1208 0.0)
(s1209 0.0)
(s1210 0.0)
(s1211 0.0)
(s1212 0.0)
(s1213 0.0)
(s1214 0.0)
(s1215 0.0)
(s1216 0.0)
(s1217 0.0)
(s1218 0.0)
(s1219 0.0)
(s1220 0.0)
(s1221 0.0)
(s1222 0.0)
(s1223 0.0)
(s1224 0.0)
(s1225 0.0)
(s1226 0.0)
(s1227 0.0)
(s1228 0.0)
(s1229 0.0)
(s1230 0.0)
(s1231 0.0)
(s1232 0.0)
(s1233 0.0)
(s1234 0.0)
(s1235 0.0)
(s1236 0.0)
(s1237 0.0)
(s1238 0.0)
(s1239 0.0)
(s1240 0.0)
(s1241 0.0)
(s1242 0.0)
(s1243 0.0)
(s1244 0.0)
(s1245 0.0)
(s1246 0.0)
(s1247 0.0)
(s1248 0.0)
(s1249 0.0)
(s1250 0.0)
(s1251 0.0)
(s1252 0.0)
(s1253 0.0)
(s1254 0.0)
(s1255 0.0)
(s1256 0.0)
(s1257 0.0)
(s1258 0.0)
(s1259 0.0)
(s1260 0.0)
(s1261 0.0)
(s1262 0.0)
(s1263 0.0)
(s1264 0.0)
(s1265 0.0)
(s1266 0.0)
(s1267 0.0)
(s1268 0.0)
(s1269 0.0)
(s1270 0.0)
(s1271 0.0)
(s1272 0.0)
(s1273 0.0)
(s1274 0.0)
(s1275 0.0)
(s1276 0.0)
(s1277 0.0)
(s1278 0.0)
(s1279 0.0)
(s1280 0.0)
(s1281 0.0)
(s1282 0.0)
(s1283 0.0)
(s1284 0.0)
(s1285 0.0)
(s1286 0.0)
(s1287 0.0)
(s1288 0.0)
(s1289 0.0)
(s1290 0.0)
(s1291 0.0)
(s1292 0.0)
(s1293 0.0)
(s1294 0.0)
(s1295 0.0)
(s1296 0.0)
(s1297 0.0)
(s1298 0.0)
(s1299 0.0)
(s1300 0.0)
(s1301 0.0)
(s1302 0.0)
(s1303 0.0)
(s1304 0.0)
(s1305 0.0)
(s1306 0.0)
(s1307 0.0)
(s1308 0.0)
(s1309 0.0)
(s1310 0.0)
(s1311 0.0)
(s1312 0.0)
(s1313 0.0)
(s1314 0.0)
(s1315 0.0)
(s1316 0.0)
(s1317 0.0)
(s1318 0.0)
(s1319 0.0)
(s1320 0.0)
(s1321 0.0)
(s1322 0.0)
(s1323 0.0)
(s1324 0.0)
(s1325 0.0)
(s1326 0.0)
(s1327 0.0)
(s1328 0.0)
(s1329 0.0)
(s1330 0.0)
(s1331 0.0)
(s1332 0.0)
(s1333 0.0)
(s1334 0.0)
(s1335 0.0)
(s1336 0.0)
(s1337 0.0)
(s1338 0.0)
(s1339 0.0)
(s1340 0.0)
(s1341 0.0)
(s1342 1.0)
(s1343 0.0)
(s1344 0.0)
(s1345 0.0)
(s1346 0.0)
(s1347 0.0)
(s1348 0.0)
(s1349 0.0)
(s1350 0.0)
(s1351 0.0)
(s1352 0.0)
(s1353 0.0)
(s1354 0.0)
(s1355 0.0)
(s1356 0.0)
(s1357 0.0)
(s1358 0.0)
(s1359 0.0)
(s1360 0.0)
(s1361 0.0)
(s1362 0.0)
(s1363 0.0)
(s1364 0.0)
(s1365 0.0)
(s1366 0.0)
(s1367 0.0)
(s1368 0.0)
(s1369 0.0)
(s1370 0.0)
(s1371 0.0)
(s1372 0.0)
(s1373 0.0)
(s1374 0.0)
(s1375 0.0)
(s1376 0.0)
(s1377 0.0)
(s1378 0.0)
(s1379 0.0)
(s1380 0.0)
(s1381 0.0)
(s1382 0.0)
(s1383 0.0)
(s1384 0.0)
(s1385 0.0)
(s1386 0.0)
(s1387 0.0)
(s1388 0.0)
(s1389 0.0)
(s1390 0.0)
(s1391 0.0)
(s1392 0.0)
(s1393 0.0)
(s1394 0.0)
(s1395 0.0)
(s1396 0.0)
(s1397 0.0)
(s1398 0.0)
(s1399 0.0)
(s1400 0.0)
(s1401 0.0)
(s1402 0.0)
(s1403 0.0)
(s1404 0.0)
(s1405 timeout
0.0)
(s1406 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34552ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34566ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159521 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 21:58:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[40]
RANDOM walk for 1000000 steps (5403 resets) in 10302 ms. (97 steps per ms)
BEST_FIRST walk for 1000001 steps (113 resets) in 1194 ms. (836 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 21:58:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 21:58:59] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 21:58:59] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 21:59:01] [INFO ] [Real]Absence check using state equation in 1143 ms returned sat
[2026-05-22 21:59:01] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 21:59:02] [INFO ] [Real]Added 6406 Read/Feed constraints in 782 ms returned sat
[2026-05-22 21:59:02] [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 21:59:02] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 21:59:02] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 21:59:03] [INFO ] [Nat]Absence check using state equation in 1127 ms returned sat
[2026-05-22 21:59:04] [INFO ] [Nat]Added 6406 Read/Feed constraints in 775 ms returned sat
[2026-05-22 21:59:04] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 271 ms.
[2026-05-22 21:59:05] [INFO ] Added : 8 causal constraints over 2 iterations in 1237 ms. Result :sat
Minimization took 5086 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 163 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 157 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 21:59:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:59:13] [INFO ] Implicit Places using invariants in 1953 ms returned []
[2026-05-22 21:59:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 21:59:14] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 21:59:45] [INFO ] Performed 155/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:00:15] [INFO ] Performed 305/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:00:45] [INFO ] Performed 455/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:01:15] [INFO ] Performed 612/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:01:15] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:01:15] [INFO ] Implicit Places using invariants and state equation in 122260 ms returned []
Implicit Place search using SMT with State Equation took 124215 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:01:15] [INFO ] Redundant transitions in 531 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:01:15] [INFO ] Invariant cache hit.
[2026-05-22 22:01:15] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34347ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34359ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159286 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 22:01:50] [INFO ] Flatten gal took : 168 ms
RANDOM walk for 40000 steps (214 resets) in 1033 ms. (38 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 2/2 properties
[2026-05-22 22:01:50] [INFO ] Flatten gal took : 244 ms
[2026-05-22 22:01:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6201889901322084773.gal : 29 ms
[2026-05-22 22:01:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18119455300006915297.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/ReachabilityCardinality6201889901322084773.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18119455300006915297.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/ReachabilityCardinality18119455300006915297.prop.
Interrupted probabilistic random walk after 107656 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 2
Probabilistic random walk after 107656 steps, saw 28438 distinct states, run finished after 3001 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-22 22:01:53] [INFO ] Invariant cache hit.
[2026-05-22 22:01:53] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:01:53] [INFO ] Deduced a trap composed of 2 places in 71 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 22:01:54] [INFO ] Deduced a trap composed of 2 places in 65 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:01:55] [INFO ] Deduced a trap composed of 45 places in 1509 ms of which 117 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 44 places in 81 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6528/8369 variables, 1841/1887 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8369/8371 variables, and 8293 constraints, problems are : Problem set: 1 solved, 1 unsolved in 4906 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1841/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 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 22:02:00] [INFO ] Deduced a trap composed of 2 places in 1233 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:01] [INFO ] Deduced a trap composed of 2 places in 1210 ms of which 37 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 2 places in 1214 ms of which 36 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 2 places in 1235 ms of which 37 ms to minimize.
SMT process timed out in 10172ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 157 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 1843/1843 places, 6528/6528 transitions.
RANDOM walk for 40000 steps (215 resets) in 925 ms. (43 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 117842 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 117842 steps, saw 32897 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-22 22:02:07] [INFO ] Invariant cache hit.
[2026-05-22 22:02:07] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:02:07] [INFO ] Deduced a trap composed of 2 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 22:02:07] [INFO ] Deduced a trap composed of 2 places in 61 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:02:09] [INFO ] Deduced a trap composed of 45 places in 1373 ms of which 124 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:10] [INFO ] Deduced a trap composed of 44 places in 1371 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:12] [INFO ] Deduced a trap composed of 45 places in 1410 ms of which 115 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1696
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:13] [INFO ] Deduced a trap composed of 45 places in 1259 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:14] [INFO ] Deduced a trap composed of 45 places in 1201 ms of which 104 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 8
SDD size :1696 after 1820
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1820 after 2025
[2026-05-22 22:02:15] [INFO ] Deduced a trap composed of 45 places in 1120 ms of which 102 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :2025 after 2364
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :2364 after 2835
[2026-05-22 22:02:17] [INFO ] Deduced a trap composed of 45 places in 1092 ms of which 99 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 128
SDD size :2835 after 3196
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3196 after 3260
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3260 after 3290
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3290 after 3371
[2026-05-22 22:02:18] [INFO ] Deduced a trap composed of 45 places in 1056 ms of which 98 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 2048
SDD size :3371 after 3544
[2026-05-22 22:02:19] [INFO ] Deduced a trap composed of 45 places in 1001 ms of which 95 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:20] [INFO ] Deduced a trap composed of 45 places in 996 ms of which 91 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 4096
SDD size :3544 after 3878
[2026-05-22 22:02:21] [INFO ] Deduced a trap composed of 45 places in 986 ms of which 90 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:22] [INFO ] Deduced a trap composed of 45 places in 917 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:22] [INFO ] Deduced a trap composed of 45 places in 864 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:23] [INFO ] Deduced a trap composed of 45 places in 812 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:24] [INFO ] Deduced a trap composed of 45 places in 793 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:25] [INFO ] Deduced a trap composed of 45 places in 758 ms of which 80 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:26] [INFO ] Deduced a trap composed of 45 places in 705 ms of which 78 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:26] [INFO ] Deduced a trap composed of 45 places in 650 ms of which 76 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:27] [INFO ] Deduced a trap composed of 45 places in 634 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:28] [INFO ] Deduced a trap composed of 45 places in 583 ms of which 73 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 20/64 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 8192
SDD size :3878 after 4391
[2026-05-22 22:02:28] [INFO ] Deduced a trap composed of 45 places in 560 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:29] [INFO ] Deduced a trap composed of 45 places in 531 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:29] [INFO ] Deduced a trap composed of 45 places in 485 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:30] [INFO ] Deduced a trap composed of 45 places in 439 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:30] [INFO ] Deduced a trap composed of 45 places in 426 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:31] [INFO ] Deduced a trap composed of 45 places in 411 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:31] [INFO ] Deduced a trap composed of 45 places in 368 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:31] [INFO ] Deduced a trap composed of 45 places in 336 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:32] [INFO ] Deduced a trap composed of 45 places in 326 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:32] [INFO ] Deduced a trap composed of 45 places in 289 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:32] [INFO ] Deduced a trap composed of 45 places in 266 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:33] [INFO ] Deduced a trap composed of 45 places in 246 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:33] [INFO ] Deduced a trap composed of 45 places in 223 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:33] [INFO ] Deduced a trap composed of 45 places in 199 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:33] [INFO ] Deduced a trap composed of 45 places in 171 ms of which 23 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 15/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1841 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6528/8369 variables, 1841/1920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8369 variables, 6406/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/8369 variables, 0/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/8371 variables, 2/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8371/8371 variables, and 8328 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29504 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1843/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 37/37 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 35/79 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 22:02:37] [INFO ] Deduced a trap composed of 2 places in 505 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:38] [INFO ] Deduced a trap composed of 2 places in 515 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:38] [INFO ] Deduced a trap composed of 2 places in 543 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:39] [INFO ] Deduced a trap composed of 2 places in 582 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:39] [INFO ] Deduced a trap composed of 2 places in 598 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:40] [INFO ] Deduced a trap composed of 2 places in 610 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 22:02:40] [INFO ] Flatten gal took : 129 ms
[2026-05-22 22:02:40] [INFO ] Applying decomposition
[2026-05-22 22:02:41] [INFO ] Flatten gal took : 127 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/graph16314867569451011827.txt' '-o' '/tmp/graph16314867569451011827.bin' '-w' '/tmp/graph16314867569451011827.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16314867569451011827.bin' '-l' '-1' '-v' '-w' '/tmp/graph16314867569451011827.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:02:41] [INFO ] Decomposing Gal with order
[2026-05-22 22:02:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:02:41] [INFO ] Deduced a trap composed of 2 places in 751 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:41] [INFO ] Removed a total of 4969 redundant transitions.
[2026-05-22 22:02:41] [INFO ] Flatten gal took : 368 ms
[2026-05-22 22:02:42] [INFO ] Deduced a trap composed of 2 places in 683 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 5976 labels/synchronizations in 358 ms.
[2026-05-22 22:02:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1810221616057089812.gal : 54 ms
[2026-05-22 22:02:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12191564665069623959.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/ReachabilityCardinality1810221616057089812.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12191564665069623959.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 22:02:42] [INFO ] Deduced a trap composed of 2 places in 554 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality12191564665069623959.prop.
[2026-05-22 22:02:43] [INFO ] Deduced a trap composed of 2 places in 620 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:43] [INFO ] Deduced a trap composed of 2 places in 647 ms of which 23 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 2546
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2546 after 2546
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2546 after 2589
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2589 after 2608
[2026-05-22 22:02:44] [INFO ] Deduced a trap composed of 2 places in 647 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:45] [INFO ] Deduced a trap composed of 2 places in 683 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:46] [INFO ] Deduced a trap composed of 2 places in 743 ms of which 24 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 8192
SDD size :2608 after 9329
[2026-05-22 22:02:46] [INFO ] Deduced a trap composed of 2 places in 793 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:47] [INFO ] Deduced a trap composed of 2 places in 829 ms of which 25 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 :9329 after 882313
[2026-05-22 22:02:48] [INFO ] Deduced a trap composed of 2 places in 775 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:49] [INFO ] Deduced a trap composed of 2 places in 760 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:50] [INFO ] Deduced a trap composed of 2 places in 805 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:51] [INFO ] Deduced a trap composed of 2 places in 842 ms of which 27 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 20/99 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 22:02:51] [INFO ] Deduced a trap composed of 2 places in 845 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:52] [INFO ] Deduced a trap composed of 2 places in 846 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:53] [INFO ] Deduced a trap composed of 2 places in 972 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:02:54] [INFO ] Deduced a trap composed of 2 places in 923 ms of which 28 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 969 ms of which 29 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 2 places in 1008 ms of which 29 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 2 places in 1051 ms of which 30 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 2 places in 1163 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:00] [INFO ] Deduced a trap composed of 2 places in 1174 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:01] [INFO ] Deduced a trap composed of 2 places in 1207 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:02] [INFO ] Deduced a trap composed of 2 places in 1098 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:03] [INFO ] Deduced a trap composed of 2 places in 1282 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:05] [INFO ] Deduced a trap composed of 2 places in 1316 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:06] [INFO ] Deduced a trap composed of 2 places in 1388 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:08] [INFO ] Deduced a trap composed of 2 places in 1418 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:09] [INFO ] Deduced a trap composed of 2 places in 1487 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:11] [INFO ] Deduced a trap composed of 44 places in 1469 ms of which 119 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 44 places in 1466 ms of which 120 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 44 places in 1424 ms of which 121 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 44 places in 1392 ms of which 123 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1841 variables, 20/119 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 22:03:17] [INFO ] Deduced a trap composed of 44 places in 1459 ms of which 120 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:18] [INFO ] Deduced a trap composed of 44 places in 1371 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:03:20] [INFO ] Deduced a trap composed of 44 places in 1475 ms of which 117 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 44 places in 1488 ms of which 121 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 44 places in 1400 ms of which 118 ms to minimize.
SMT process timed out in 75926ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 173 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 196 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:03:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:03:25] [INFO ] Implicit Places using invariants in 1924 ms returned []
[2026-05-22 22:03:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:03:27] [INFO ] State equation strengthened by 6406 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :882313 after 9.45341e+07
Detected timeout of ITS tools.
[2026-05-22 22:03:57] [INFO ] Performed 154/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:04:28] [INFO ] Performed 306/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:04:58] [INFO ] Performed 460/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:05:28] [INFO ] Performed 619/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:05:28] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:05:28] [INFO ] Implicit Places using invariants and state equation in 122815 ms returned []
Implicit Place search using SMT with State Equation took 124743 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:05:28] [INFO ] Redundant transitions in 547 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:05:28] [INFO ] Invariant cache hit.
[2026-05-22 22:05:28] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34440ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34452ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159965 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[40]
Ending property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-00 in 625857 ms.
Starting property specific reduction for CANInsertWithFailure-PT-040-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:[40]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[40]
// Phase 1: matrix 6537 rows 1852 cols
[2026-05-22 22:06:03] [INFO ] Computed 42 invariants in 137 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 10000 steps (52 resets) in 132 ms. (75 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 15 ms. (625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:06:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:06:03] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:06:03] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:06:05] [INFO ] [Real]Absence check using state equation in 1285 ms returned sat
[2026-05-22 22:06:05] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 22:06:06] [INFO ] [Real]Added 6384 Read/Feed constraints in 736 ms returned sat
[2026-05-22 22:06:06] [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 22:06:06] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:06:06] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 12 ms returned sat
[2026-05-22 22:06:07] [INFO ] [Nat]Absence check using state equation in 1275 ms returned sat
[2026-05-22 22:06:08] [INFO ] [Nat]Added 6384 Read/Feed constraints in 786 ms returned sat
[2026-05-22 22:06:09] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 331 ms.
[2026-05-22 22:06:10] [INFO ] Added : 7 causal constraints over 2 iterations in 1335 ms. Result :sat
Minimization took 1214 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 1843 transition count 6528
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 22 place count 1843 transition count 6528
Applied a total of 22 rules in 413 ms. Remains 1843 /1852 variables (removed 9) and now considering 6528/6537 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 414 ms. Remains : 1843/1852 places, 6528/6537 transitions.
// Phase 1: matrix 6528 rows 1843 cols
[2026-05-22 22:06:11] [INFO ] Computed 42 invariants in 144 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[40]
RANDOM walk for 1000000 steps (5412 resets) in 10370 ms. (96 steps per ms)
BEST_FIRST walk for 1000001 steps (111 resets) in 1190 ms. (839 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:06:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:06:23] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:06:23] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:06:24] [INFO ] [Real]Absence check using state equation in 1160 ms returned sat
[2026-05-22 22:06:24] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:06:25] [INFO ] [Real]Added 6406 Read/Feed constraints in 688 ms returned sat
[2026-05-22 22:06:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:06:25] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 22:06:25] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:06:27] [INFO ] [Nat]Absence check using state equation in 1168 ms returned sat
[2026-05-22 22:06:27] [INFO ] [Nat]Added 6406 Read/Feed constraints in 785 ms returned sat
[2026-05-22 22:06:28] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 276 ms.
[2026-05-22 22:06:29] [INFO ] Added : 7 causal constraints over 2 iterations in 1212 ms. Result :sat
Minimization took 5083 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 163 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 154 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:06:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:06:36] [INFO ] Implicit Places using invariants in 1866 ms returned []
[2026-05-22 22:06:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:06:37] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:07:08] [INFO ] Performed 130/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:07:38] [INFO ] Performed 310/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:08:08] [INFO ] Performed 466/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:08:39] [INFO ] Performed 630/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:08:39] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:08:39] [INFO ] Implicit Places using invariants and state equation in 122587 ms returned []
Implicit Place search using SMT with State Equation took 124455 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:08:39] [INFO ] Redundant transitions in 533 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:08:39] [INFO ] Invariant cache hit.
[2026-05-22 22:08:39] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34587ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34600ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159767 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 22:09:14] [INFO ] Flatten gal took : 132 ms
[2026-05-22 22:09:14] [INFO ] Flatten gal took : 168 ms
RANDOM walk for 40000 steps (217 resets) in 961 ms. (41 steps per ms) remains 2/2 properties
[2026-05-22 22:09:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16317016792444566932.gal : 22 ms
[2026-05-22 22:09:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10023058648199632199.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/ReachabilityCardinality16317016792444566932.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10023058648199632199.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
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality10023058648199632199.prop.
Interrupted probabilistic random walk after 105430 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 2
Probabilistic random walk after 105430 steps, saw 28192 distinct states, run finished after 3003 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-22 22:09:17] [INFO ] Invariant cache hit.
[2026-05-22 22:09:17] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:09:17] [INFO ] Deduced a trap composed of 2 places in 59 ms of which 4 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:18] [INFO ] Deduced a trap composed of 2 places in 57 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:09:19] [INFO ] Deduced a trap composed of 45 places in 1535 ms of which 121 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 44 places in 1515 ms of which 122 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6528/8369 variables, 1841/1887 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SMT process timed out in 5032ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 158 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 1843/1843 places, 6528/6528 transitions.
RANDOM walk for 40000 steps (213 resets) in 573 ms. (69 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 116464 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 1
Probabilistic random walk after 116464 steps, saw 32685 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
[2026-05-22 22:09:26] [INFO ] Invariant cache hit.
[2026-05-22 22:09:26] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:09:26] [INFO ] Deduced a trap composed of 2 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 22:09:26] [INFO ] Deduced a trap composed of 2 places in 51 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:09:28] [INFO ] Deduced a trap composed of 45 places in 1421 ms of which 122 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 44 places in 1379 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:31] [INFO ] Deduced a trap composed of 45 places in 1376 ms of which 112 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:32] [INFO ] Deduced a trap composed of 45 places in 1260 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:33] [INFO ] Deduced a trap composed of 45 places in 1240 ms of which 154 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:34] [INFO ] Deduced a trap composed of 45 places in 1182 ms of which 105 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:35] [INFO ] Deduced a trap composed of 45 places in 1106 ms of which 101 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 4
SDD size :1 after 1696
[2026-05-22 22:09:37] [INFO ] Deduced a trap composed of 45 places in 1077 ms of which 97 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 45 places in 952 ms of which 95 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 45 places in 985 ms of which 93 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 8
SDD size :1696 after 1820
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1820 after 2025
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :2025 after 2055
[2026-05-22 22:09:40] [INFO ] Deduced a trap composed of 45 places in 987 ms of which 91 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 45 places in 936 ms of which 88 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 64
SDD size :2055 after 2638
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2638 after 3116
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3116 after 3260
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3260 after 3290
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3290 after 3372
[2026-05-22 22:09:41] [INFO ] Deduced a trap composed of 45 places in 875 ms of which 87 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 2048
SDD size :3372 after 3545
[2026-05-22 22:09:42] [INFO ] Deduced a trap composed of 45 places in 847 ms of which 85 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 45 places in 815 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:44] [INFO ] Deduced a trap composed of 45 places in 764 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:45] [INFO ] Deduced a trap composed of 45 places in 718 ms of which 82 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 4096
SDD size :3545 after 3879
[2026-05-22 22:09:45] [INFO ] Deduced a trap composed of 45 places in 657 ms of which 78 ms to minimize.
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 45 places in 649 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:47] [INFO ] Deduced a trap composed of 45 places in 602 ms of which 70 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 20/64 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 22:09:47] [INFO ] Deduced a trap composed of 45 places in 525 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:48] [INFO ] Deduced a trap composed of 45 places in 533 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:48] [INFO ] Deduced a trap composed of 45 places in 478 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:49] [INFO ] Deduced a trap composed of 45 places in 437 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:49] [INFO ] Deduced a trap composed of 45 places in 423 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:50] [INFO ] Deduced a trap composed of 45 places in 387 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:50] [INFO ] Deduced a trap composed of 45 places in 342 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:50] [INFO ] Deduced a trap composed of 45 places in 349 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:51] [INFO ] Deduced a trap composed of 45 places in 324 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:51] [INFO ] Deduced a trap composed of 45 places in 278 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:51] [INFO ] Deduced a trap composed of 45 places in 253 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:52] [INFO ] Deduced a trap composed of 45 places in 238 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:52] [INFO ] Deduced a trap composed of 45 places in 209 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:52] [INFO ] Deduced a trap composed of 45 places in 161 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:52] [INFO ] Deduced a trap composed of 45 places in 165 ms of which 24 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 15/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1841 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3879 after 4391
At refinement iteration 10 (OVERLAPS) 6528/8369 variables, 1841/1920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8369 variables, 6406/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/8369 variables, 0/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/8371 variables, 2/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8371/8371 variables, and 8328 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30664 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1843/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 37/37 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 35/79 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 22:09:58] [INFO ] Deduced a trap composed of 2 places in 966 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:09:59] [INFO ] Deduced a trap composed of 2 places in 977 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:00] [INFO ] Deduced a trap composed of 2 places in 1005 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:01] [INFO ] Deduced a trap composed of 2 places in 1074 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:02] [INFO ] Deduced a trap composed of 2 places in 1069 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:03] [INFO ] Deduced a trap composed of 2 places in 1108 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:04] [INFO ] Deduced a trap composed of 2 places in 1116 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 22:10:04] [INFO ] Flatten gal took : 116 ms
[2026-05-22 22:10:04] [INFO ] Applying decomposition
[2026-05-22 22:10:04] [INFO ] Flatten gal took : 121 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/graph10984932362843202793.txt' '-o' '/tmp/graph10984932362843202793.bin' '-w' '/tmp/graph10984932362843202793.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10984932362843202793.bin' '-l' '-1' '-v' '-w' '/tmp/graph10984932362843202793.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:10:05] [INFO ] Decomposing Gal with order
[2026-05-22 22:10:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:10:05] [INFO ] Removed a total of 4969 redundant transitions.
[2026-05-22 22:10:05] [INFO ] Flatten gal took : 340 ms
[2026-05-22 22:10:05] [INFO ] Deduced a trap composed of 2 places in 1136 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 5976 labels/synchronizations in 255 ms.
[2026-05-22 22:10:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12158888689138082456.gal : 40 ms
[2026-05-22 22:10:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13527475706703239868.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/ReachabilityCardinality12158888689138082456.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13527475706703239868.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/ReachabilityCardinality13527475706703239868.prop.
[2026-05-22 22:10:06] [INFO ] Deduced a trap composed of 2 places in 1125 ms of which 35 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 153
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :153 after 153
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :153 after 153
[2026-05-22 22:10:08] [INFO ] Deduced a trap composed of 2 places in 1169 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:09] [INFO ] Deduced a trap composed of 2 places in 1157 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:10] [INFO ] Deduced a trap composed of 2 places in 1268 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:11] [INFO ] Deduced a trap composed of 2 places in 1176 ms of which 33 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 :153 after 34114
[2026-05-22 22:10:13] [INFO ] Deduced a trap composed of 2 places in 1233 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:14] [INFO ] Deduced a trap composed of 2 places in 1219 ms of which 35 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 1269 ms of which 34 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 1204 ms of which 34 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 2 places in 1222 ms of which 34 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 2 places in 1200 ms of which 33 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 2 places in 1233 ms of which 34 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 20/99 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 22:10:22] [INFO ] Deduced a trap composed of 2 places in 1345 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:23] [INFO ] Deduced a trap composed of 2 places in 1216 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:24] [INFO ] Deduced a trap composed of 2 places in 1275 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:25] [INFO ] Deduced a trap composed of 2 places in 1240 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:27] [INFO ] Deduced a trap composed of 2 places in 1295 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:28] [INFO ] Deduced a trap composed of 2 places in 1234 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:29] [INFO ] Deduced a trap composed of 2 places in 1256 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:31] [INFO ] Deduced a trap composed of 2 places in 1367 ms of which 35 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 2 places in 1230 ms of which 35 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 2 places in 1335 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:35] [INFO ] Deduced a trap composed of 2 places in 1419 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:36] [INFO ] Deduced a trap composed of 2 places in 1425 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:10:38] [INFO ] Deduced a trap composed of 2 places in 1459 ms of which 40 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 2 places in 1452 ms of which 39 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 2 places in 1469 ms of which 38 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 32768
SDD size :34114 after 4.09255e+06
[2026-05-22 22:10:42] [INFO ] Deduced a trap composed of 2 places in 1490 ms of which 36 ms to minimize.
SMT process timed out in 76944ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 158 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 156 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:10:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:10:45] [INFO ] Implicit Places using invariants in 1886 ms returned []
[2026-05-22 22:10:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:10:46] [INFO ] State equation strengthened by 6406 read => feed constraints.
Detected timeout of ITS tools.
[2026-05-22 22:11:17] [INFO ] Performed 132/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:11:47] [INFO ] Performed 319/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:12:17] [INFO ] Performed 478/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:12:47] [INFO ] Performed 642/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:12:47] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:12:47] [INFO ] Implicit Places using invariants and state equation in 122424 ms returned []
Implicit Place search using SMT with State Equation took 124310 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:12:48] [INFO ] Redundant transitions in 532 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:12:48] [INFO ] Invariant cache hit.
[2026-05-22 22:12:48] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s3 0.0)
(s4 1.0)
(s5 0.0)
(s6 0.0)
(s7 1.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 1.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 1.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 1.0)
(s35 1.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 1.0)
(s41 1.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 1.0)
(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 0.0)
(s58 1.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 1.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 1.0)
(s71 1.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 1.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 1.0)
(s83 1.0)
(s84 0.0)
(s85 1.0)
(s86 0.0)
(s87 0.0)
(s88 1.0)
(s89 1.0)
(s90 0.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 1.0)
(s95 0.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 1.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(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 1.0)
(s113 0.0)
(s114 0.0)
(s115 1.0)
(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 1.0)
(s125 1.0)
(s126 0.0)
(s127 0.0)
(s128 0.0)
(s129 0.0)
(s130 1.0)
(s131 1.0)
(s132 0.0)
(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 1.0)
(s137 1.0)
(s138 0.0)
(s139 0.0)
(s140 0.0)
(s141 0.0)
(s142 1.0)
(s143 1.0)
(s144 0.0)
(s145 0.0)
(s146 0.0)
(s147 0.0)
(s148 1.0)
(s149 1.0)
(s150 0.0)
(s151 0.0)
(s152 0.0)
(s153 0.0)
(s154 1.0)
(s155 0.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 1.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 1.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 0.0)
(s171 0.0)
(s172 1.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 0.0)
(s178 1.0)
(s179 0.0)
(s180 0.0)
(s181 0.0)
(s182 0.0)
(s183 0.0)
(s184 1.0)
(s185 0.0)
(s186 0.0)
(s187 0.0)
(s188 0.0)
(s189 0.0)
(s190 1.0)
(s191 0.0)
(s192 0.0)
(s193 0.0)
(s194 0.0)
(s195 0.0)
(s196 1.0)
(s197 0.0)
(s198 0.0)
(s199 1.0)
(s200 0.0)
(s201 0.0)
(s202 1.0)
(s203 0.0)
(s204 0.0)
(s205 1.0)
(s206 0.0)
(s207 0.0)
(s208 1.0)
(s209 0.0)
(s210 0.0)
(s211 0.0)
(s212 0.0)
(s213 0.0)
(s214 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34533ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34544ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159568 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[40]
Ending property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-01 in 439327 ms.
Starting property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-03
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:[40]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[40]
// Phase 1: matrix 6537 rows 1852 cols
[2026-05-22 22:13:22] [INFO ] Computed 42 invariants in 142 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 10000 steps (53 resets) in 109 ms. (90 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:13:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:13:23] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 22:13:23] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:13:24] [INFO ] [Real]Absence check using state equation in 1173 ms returned sat
[2026-05-22 22:13:24] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 22:13:25] [INFO ] [Real]Added 6384 Read/Feed constraints in 809 ms returned sat
[2026-05-22 22:13:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:13:25] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:13:25] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:13:26] [INFO ] [Nat]Absence check using state equation in 1177 ms returned sat
[2026-05-22 22:13:27] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-22 22:13:27] [INFO ] [Nat]Added 6384 Read/Feed constraints in 1051 ms returned sat
[2026-05-22 22:13:28] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 283 ms.
[2026-05-22 22:13:29] [INFO ] Added : 10 causal constraints over 2 iterations in 1301 ms. Result :sat
Minimization took 1113 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 1843 transition count 6528
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 22 place count 1843 transition count 6528
Applied a total of 22 rules in 415 ms. Remains 1843 /1852 variables (removed 9) and now considering 6528/6537 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 415 ms. Remains : 1843/1852 places, 6528/6537 transitions.
// Phase 1: matrix 6528 rows 1843 cols
[2026-05-22 22:13:31] [INFO ] Computed 42 invariants in 145 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[40]
RANDOM walk for 1000000 steps (5411 resets) in 10477 ms. (95 steps per ms)
BEST_FIRST walk for 1000001 steps (113 resets) in 1202 ms. (831 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:13:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:13:42] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 22:13:42] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:13:44] [INFO ] [Real]Absence check using state equation in 1195 ms returned sat
[2026-05-22 22:13:44] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:13:45] [INFO ] [Real]Added 6406 Read/Feed constraints in 867 ms returned sat
[2026-05-22 22:13:45] [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 22:13:45] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:13:45] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:13:46] [INFO ] [Nat]Absence check using state equation in 1203 ms returned sat
[2026-05-22 22:13:47] [INFO ] [Nat]Added 6406 Read/Feed constraints in 824 ms returned sat
[2026-05-22 22:13:47] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 273 ms.
[2026-05-22 22:13:48] [INFO ] Added : 7 causal constraints over 2 iterations in 1285 ms. Result :sat
Minimization took 5085 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 162 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 153 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:13:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:13:56] [INFO ] Implicit Places using invariants in 1908 ms returned []
[2026-05-22 22:13:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:13:57] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:14:28] [INFO ] Performed 161/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:14:58] [INFO ] Performed 323/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:15:28] [INFO ] Performed 494/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:15:58] [INFO ] Performed 673/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:15:58] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:15:58] [INFO ] Implicit Places using invariants and state equation in 122474 ms returned []
Implicit Place search using SMT with State Equation took 124385 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:15:59] [INFO ] Redundant transitions in 527 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:15:59] [INFO ] Invariant cache hit.
[2026-05-22 22:15:59] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34569ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34580ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159668 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 22:16:34] [INFO ] Flatten gal took : 222 ms
RANDOM walk for 40000 steps (216 resets) in 1060 ms. (37 steps per ms) remains 2/2 properties
[2026-05-22 22:16:34] [INFO ] Flatten gal took : 136 ms
[2026-05-22 22:16:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15755911914382613854.gal : 22 ms
[2026-05-22 22:16:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2085120886419119274.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/ReachabilityCardinality15755911914382613854.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2085120886419119274.prop' '--nowitness' '--gen-order' 'FOLLOW'

BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality2085120886419119274.prop.
Interrupted probabilistic random walk after 102478 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :0 out of 2
Probabilistic random walk after 102478 steps, saw 27849 distinct states, run finished after 3001 ms. (steps per millisecond=34 ) properties seen :0
[2026-05-22 22:16:37] [INFO ] Invariant cache hit.
[2026-05-22 22:16:37] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:16:37] [INFO ] Deduced a trap composed of 2 places in 69 ms of which 4 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:37] [INFO ] Deduced a trap composed of 2 places in 55 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:16:39] [INFO ] Deduced a trap composed of 45 places in 1495 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:39] [INFO ] Deduced a trap composed of 44 places in 71 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6528/8369 variables, 1841/1887 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/8369 variables, 6406/8293 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8369 variables, 0/8293 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 2/8371 variables, 2/8295 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/8371 variables, 0/8295 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/8371 variables, 0/8295 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8371/8371 variables, and 8295 constraints, problems are : Problem set: 1 solved, 1 unsolved in 5004 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1843/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 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 22:16:43] [INFO ] Deduced a trap composed of 2 places in 1280 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:45] [INFO ] Deduced a trap composed of 2 places in 1241 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:46] [INFO ] Deduced a trap composed of 2 places in 1232 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:47] [INFO ] Deduced a trap composed of 2 places in 1239 ms of which 36 ms to minimize.
SMT process timed out in 10384ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 158 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 1843/1843 places, 6528/6528 transitions.
RANDOM walk for 40000 steps (213 resets) in 715 ms. (55 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 117168 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 117168 steps, saw 32806 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-22 22:16:51] [INFO ] Invariant cache hit.
[2026-05-22 22:16:51] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:16:51] [INFO ] Deduced a trap composed of 2 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 22:16:51] [INFO ] Deduced a trap composed of 2 places in 59 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:16:53] [INFO ] Deduced a trap composed of 45 places in 1386 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:54] [INFO ] Deduced a trap composed of 44 places in 1350 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:55] [INFO ] Deduced a trap composed of 45 places in 1310 ms of which 113 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:57] [INFO ] Deduced a trap composed of 45 places in 1272 ms of which 111 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 4
SDD size :1 after 1696
[2026-05-22 22:16:58] [INFO ] Deduced a trap composed of 45 places in 1267 ms of which 157 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:16:59] [INFO ] Deduced a trap composed of 45 places in 1202 ms of which 103 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 8
SDD size :1696 after 1820
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1820 after 2025
[2026-05-22 22:17:00] [INFO ] Deduced a trap composed of 45 places in 1107 ms of which 103 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 32
SDD size :2025 after 2364
[2026-05-22 22:17:01] [INFO ] Deduced a trap composed of 45 places in 1091 ms of which 98 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 64
SDD size :2364 after 2835
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2835 after 3196
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3196 after 3260
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3260 after 3290
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3290 after 3371
[2026-05-22 22:17:02] [INFO ] Deduced a trap composed of 45 places in 1020 ms of which 95 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 2048
SDD size :3371 after 3544
[2026-05-22 22:17:03] [INFO ] Deduced a trap composed of 45 places in 946 ms of which 93 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:04] [INFO ] Deduced a trap composed of 45 places in 983 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:05] [INFO ] Deduced a trap composed of 45 places in 913 ms of which 91 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 4096
SDD size :3544 after 3878
[2026-05-22 22:17:06] [INFO ] Deduced a trap composed of 45 places in 830 ms of which 87 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:07] [INFO ] Deduced a trap composed of 45 places in 827 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:08] [INFO ] Deduced a trap composed of 45 places in 814 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:09] [INFO ] Deduced a trap composed of 45 places in 732 ms of which 80 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:09] [INFO ] Deduced a trap composed of 45 places in 703 ms of which 79 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:10] [INFO ] Deduced a trap composed of 45 places in 681 ms of which 78 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:11] [INFO ] Deduced a trap composed of 45 places in 663 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:11] [INFO ] Deduced a trap composed of 45 places in 608 ms of which 73 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 20/64 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 22:17:12] [INFO ] Deduced a trap composed of 45 places in 561 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:13] [INFO ] Deduced a trap composed of 45 places in 542 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:13] [INFO ] Deduced a trap composed of 45 places in 499 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:14] [INFO ] Deduced a trap composed of 45 places in 474 ms of which 56 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 8192
SDD size :3878 after 4391
[2026-05-22 22:17:14] [INFO ] Deduced a trap composed of 45 places in 427 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:15] [INFO ] Deduced a trap composed of 45 places in 414 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:15] [INFO ] Deduced a trap composed of 45 places in 367 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:15] [INFO ] Deduced a trap composed of 45 places in 368 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:16] [INFO ] Deduced a trap composed of 45 places in 313 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:16] [INFO ] Deduced a trap composed of 45 places in 291 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:16] [INFO ] Deduced a trap composed of 45 places in 264 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:17] [INFO ] Deduced a trap composed of 45 places in 259 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:17] [INFO ] Deduced a trap composed of 45 places in 231 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:17] [INFO ] Deduced a trap composed of 45 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 22:17:17] [INFO ] Deduced a trap composed of 45 places in 177 ms of which 23 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 15/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1841 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6528/8369 variables, 1841/1920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8369 variables, 6406/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/8369 variables, 0/8326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/8371 variables, 2/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/8371 variables, 0/8328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8371/8371 variables, and 8328 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29569 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1843/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 37/37 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 35/79 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 22:17:22] [INFO ] Deduced a trap composed of 2 places in 980 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:22] [INFO ] Deduced a trap composed of 2 places in 936 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:23] [INFO ] Deduced a trap composed of 2 places in 898 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 22:17:24] [INFO ] Flatten gal took : 113 ms
[2026-05-22 22:17:24] [INFO ] Applying decomposition
[2026-05-22 22:17:24] [INFO ] Flatten gal took : 121 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/graph18054840342844942977.txt' '-o' '/tmp/graph18054840342844942977.bin' '-w' '/tmp/graph18054840342844942977.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18054840342844942977.bin' '-l' '-1' '-v' '-w' '/tmp/graph18054840342844942977.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:17:24] [INFO ] Decomposing Gal with order
[2026-05-22 22:17:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:17:24] [INFO ] Deduced a trap composed of 2 places in 1075 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:25] [INFO ] Removed a total of 4973 redundant transitions.
[2026-05-22 22:17:25] [INFO ] Flatten gal took : 343 ms
[2026-05-22 22:17:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 6128 labels/synchronizations in 245 ms.
[2026-05-22 22:17:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16415756711700778430.gal : 36 ms
[2026-05-22 22:17:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality102394292943719407.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/ReachabilityCardinality16415756711700778430.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality102394292943719407.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
[2026-05-22 22:17:26] [INFO ] Deduced a trap composed of 2 places in 1321 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality102394292943719407.prop.
[2026-05-22 22:17:27] [INFO ] Deduced a trap composed of 2 places in 985 ms of which 29 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 4144
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :4144 after 4144
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4144 after 4144
[2026-05-22 22:17:28] [INFO ] Deduced a trap composed of 2 places in 986 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:29] [INFO ] Deduced a trap composed of 2 places in 1029 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:30] [INFO ] Deduced a trap composed of 2 places in 1008 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:31] [INFO ] Deduced a trap composed of 2 places in 1069 ms of which 29 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 :4144 after 15877
[2026-05-22 22:17:32] [INFO ] Deduced a trap composed of 2 places in 1089 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:33] [INFO ] Deduced a trap composed of 2 places in 1106 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:34] [INFO ] Deduced a trap composed of 2 places in 1144 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:36] [INFO ] Deduced a trap composed of 2 places in 1089 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:37] [INFO ] Deduced a trap composed of 2 places in 1097 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:38] [INFO ] Deduced a trap composed of 2 places in 1108 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:39] [INFO ] Deduced a trap composed of 2 places in 1166 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:40] [INFO ] Deduced a trap composed of 2 places in 1089 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:41] [INFO ] Deduced a trap composed of 2 places in 1126 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:42] [INFO ] Deduced a trap composed of 2 places in 1181 ms of which 32 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 20/99 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 22:17:44] [INFO ] Deduced a trap composed of 2 places in 1129 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:45] [INFO ] Deduced a trap composed of 2 places in 1210 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:46] [INFO ] Deduced a trap composed of 2 places in 1244 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:47] [INFO ] Deduced a trap composed of 2 places in 1170 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:49] [INFO ] Deduced a trap composed of 2 places in 1215 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:50] [INFO ] Deduced a trap composed of 2 places in 1264 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:51] [INFO ] Deduced a trap composed of 2 places in 1251 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:53] [INFO ] Deduced a trap composed of 2 places in 1396 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:54] [INFO ] Deduced a trap composed of 2 places in 1339 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:55] [INFO ] Deduced a trap composed of 2 places in 1376 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:57] [INFO ] Deduced a trap composed of 2 places in 1422 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:17:59] [INFO ] Deduced a trap composed of 2 places in 1454 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:18:00] [INFO ] Deduced a trap composed of 2 places in 1297 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:18:01] [INFO ] Deduced a trap composed of 2 places in 1331 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:18:03] [INFO ] Deduced a trap composed of 2 places in 1376 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:18:04] [INFO ] Deduced a trap composed of 2 places in 1352 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:18:06] [INFO ] Deduced a trap composed of 45 places in 1435 ms of which 118 ms to minimize.
SMT process timed out in 74856ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 152 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 179 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:18:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:18:08] [INFO ] Implicit Places using invariants in 2105 ms returned []
[2026-05-22 22:18:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:18:09] [INFO ] State equation strengthened by 6406 read => feed constraints.
Detected timeout of ITS tools.
[2026-05-22 22:18:40] [INFO ] Performed 168/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:19:10] [INFO ] Performed 330/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:19:40] [INFO ] Performed 502/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:20:10] [INFO ] Performed 681/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:20:10] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:20:10] [INFO ] Implicit Places using invariants and state equation in 122280 ms returned []
Implicit Place search using SMT with State Equation took 124402 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:20:11] [INFO ] Redundant transitions in 532 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:20:11] [INFO ] Invariant cache hit.
[2026-05-22 22:20:11] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34436ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34447ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159583 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[40]
Ending property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-03 in 443014 ms.
Starting property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-04
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:[40]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[40]
// Phase 1: matrix 6537 rows 1852 cols
[2026-05-22 22:20:45] [INFO ] Computed 42 invariants in 138 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 10000 steps (53 resets) in 108 ms. (91 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[40]
[2026-05-22 22:20:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:20:46] [INFO ] [Real]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 22:20:46] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:20:47] [INFO ] [Real]Absence check using state equation in 1175 ms returned sat
[2026-05-22 22:20:47] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 22:20:48] [INFO ] [Real]Added 6384 Read/Feed constraints in 570 ms returned sat
[2026-05-22 22:20:48] [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 22:20:48] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:20:48] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:20:49] [INFO ] [Nat]Absence check using state equation in 1186 ms returned sat
[2026-05-22 22:20:50] [INFO ] [Nat]Added 6384 Read/Feed constraints in 538 ms returned sat
[2026-05-22 22:20:50] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 278 ms.
[2026-05-22 22:20:51] [INFO ] Added : 0 causal constraints over 0 iterations in 741 ms. Result :sat
Minimization took 1206 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[40]
Support contains 1 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 1842 transition count 6527
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 23 place count 1842 transition count 6527
Applied a total of 23 rules in 413 ms. Remains 1842 /1852 variables (removed 10) and now considering 6527/6537 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 413 ms. Remains : 1842/1852 places, 6527/6537 transitions.
// Phase 1: matrix 6527 rows 1842 cols
[2026-05-22 22:20:52] [INFO ] Computed 42 invariants in 145 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 1000000 steps (5403 resets) in 10401 ms. (96 steps per ms)
BEST_FIRST walk for 1000001 steps (110 resets) in 1194 ms. (836 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:21:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:21:04] [INFO ] [Real]Absence check using 40 positive place invariants in 24 ms returned sat
[2026-05-22 22:21:04] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:21:05] [INFO ] [Real]Absence check using state equation in 1176 ms returned sat
[2026-05-22 22:21:05] [INFO ] State equation strengthened by 6407 read => feed constraints.
[2026-05-22 22:21:06] [INFO ] [Real]Added 6407 Read/Feed constraints in 683 ms returned sat
[2026-05-22 22:21:06] [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 22:21:06] [INFO ] [Nat]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 22:21:06] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:21:08] [INFO ] [Nat]Absence check using state equation in 1145 ms returned sat
[2026-05-22 22:21:08] [INFO ] [Nat]Added 6407 Read/Feed constraints in 639 ms returned sat
[2026-05-22 22:21:09] [INFO ] Computed and/alt/rep : 4693/12476/4693 causal constraints (skipped 1794 transitions) in 286 ms.
[2026-05-22 22:21:09] [INFO ] Added : 5 causal constraints over 1 iterations in 1033 ms. Result :sat
Minimization took 5077 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1842 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 162 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1842/1842 places, 6527/6527 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 154 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
[2026-05-22 22:21:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:21:17] [INFO ] Implicit Places using invariants in 1842 ms returned []
[2026-05-22 22:21:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:21:18] [INFO ] State equation strengthened by 6407 read => feed constraints.
[2026-05-22 22:21:49] [INFO ] Performed 135/1842 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:22:19] [INFO ] Performed 318/1842 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:22:49] [INFO ] Performed 511/1842 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:23:19] [INFO ] Performed 694/1842 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:23:19] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:23:19] [INFO ] Implicit Places using invariants and state equation in 122403 ms returned []
Implicit Place search using SMT with State Equation took 124249 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:23:20] [INFO ] Redundant transitions in 539 ms returned []
Running 6487 sub problems to find dead transitions.
[2026-05-22 22:23:20] [INFO ] Invariant cache hit.
[2026-05-22 22:23:20] [INFO ] State equation strengthened by 6407 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1841 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6487 unsolved
SMT process timed out in 34541ms, After SMT, problems are : Problem set: 0 solved, 6487 unsolved
Search for dead transitions found 0 dead transitions in 34550ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159507 ms. Remains : 1842/1842 places, 6527/6527 transitions.
[2026-05-22 22:23:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[40]
RANDOM walk for 1000000 steps (5406 resets) in 10388 ms. (96 steps per ms)
BEST_FIRST walk for 1000001 steps (112 resets) in 1198 ms. (834 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:24:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:24:06] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:24:06] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:24:07] [INFO ] [Real]Absence check using state equation in 1274 ms returned sat
[2026-05-22 22:24:07] [INFO ] State equation strengthened by 6407 read => feed constraints.
[2026-05-22 22:24:08] [INFO ] [Real]Added 6407 Read/Feed constraints in 692 ms returned sat
[2026-05-22 22:24:08] [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 22:24:08] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:24:08] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:24:10] [INFO ] [Nat]Absence check using state equation in 1310 ms returned sat
[2026-05-22 22:24:11] [INFO ] [Nat]Added 6407 Read/Feed constraints in 723 ms returned sat
[2026-05-22 22:24:11] [INFO ] Computed and/alt/rep : 4693/12476/4693 causal constraints (skipped 1794 transitions) in 312 ms.
[2026-05-22 22:24:12] [INFO ] Added : 5 causal constraints over 1 iterations in 1147 ms. Result :sat
Minimization took 6024 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1842 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 165 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 1842/1842 places, 6527/6527 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 153 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
[2026-05-22 22:24:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:24:20] [INFO ] Implicit Places using invariants in 1952 ms returned []
[2026-05-22 22:24:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:24:22] [INFO ] State equation strengthened by 6407 read => feed constraints.
[2026-05-22 22:24:52] [INFO ] Performed 135/1842 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:25:22] [INFO ] Performed 322/1842 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:25:52] [INFO ] Performed 517/1842 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:26:22] [INFO ] Performed 702/1842 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:26:22] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:26:22] [INFO ] Implicit Places using invariants and state equation in 122380 ms returned []
Implicit Place search using SMT with State Equation took 124334 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:26:23] [INFO ] Redundant transitions in 539 ms returned []
Running 6487 sub problems to find dead transitions.
[2026-05-22 22:26:23] [INFO ] Invariant cache hit.
[2026-05-22 22:26:23] [INFO ] State equation strengthened by 6407 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1841 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6487 unsolved
SMT process timed out in 34416ms, After SMT, problems are : Problem set: 0 solved, 6487 unsolved
Search for dead transitions found 0 dead transitions in 34464ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159509 ms. Remains : 1842/1842 places, 6527/6527 transitions.
[2026-05-22 22:26:58] [INFO ] Flatten gal took : 117 ms
RANDOM walk for 40000 steps (215 resets) in 696 ms. (57 steps per ms) remains 2/2 properties
[2026-05-22 22:26:58] [INFO ] Flatten gal took : 120 ms
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
[2026-05-22 22:26:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2745547276603004396.gal : 21 ms
[2026-05-22 22:26:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8666961347475388815.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/ReachabilityCardinality2745547276603004396.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8666961347475388815.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
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality8666961347475388815.prop.
Interrupted probabilistic random walk after 109037 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 2
Probabilistic random walk after 109037 steps, saw 28584 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :0
[2026-05-22 22:27:01] [INFO ] Invariant cache hit.
[2026-05-22 22:27:01] [INFO ] State equation strengthened by 6407 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) 1759/1760 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 22:27:01] [INFO ] Deduced a trap composed of 2 places in 62 ms of which 4 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:01] [INFO ] Deduced a trap composed of 2 places in 62 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1760 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1760 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1838 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1838 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1840 variables, 2/44 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 22:27:03] [INFO ] Deduced a trap composed of 45 places in 1587 ms of which 125 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:05] [INFO ] Deduced a trap composed of 44 places in 1532 ms of which 124 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1840 variables, 2/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1840 variables, 0/46 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 9 (OVERLAPS) 6527/8367 variables, 1840/1886 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SMT process timed out in 5040ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1842 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 156 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 1842/1842 places, 6527/6527 transitions.
RANDOM walk for 40000 steps (214 resets) in 586 ms. (68 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 117338 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 117338 steps, saw 32832 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-22 22:27:09] [INFO ] Invariant cache hit.
[2026-05-22 22:27:09] [INFO ] State equation strengthened by 6407 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) 1759/1760 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 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 22:27:10] [INFO ] Deduced a trap composed of 2 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:10] [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 22:27:11] [INFO ] Deduced a trap composed of 2 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 places in 46 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1760 variables, 20/21 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:11] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [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 22:27:12] [INFO ] Deduced a trap composed of 2 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 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 22:27:12] [INFO ] Deduced a trap composed of 2 places in 48 ms of which 2 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/1760 variables, 16/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1760 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 78/1838 variables, 39/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1838 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/1840 variables, 2/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1840 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6527/8367 variables, 1840/1918 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/8367 variables, 6407/8325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8367 variables, 0/8325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/8369 variables, 2/8327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/8369 variables, 0/8327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/8369 variables, 0/8327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8369/8369 variables, and 8327 constraints, problems are : Problem set: 0 solved, 1 unsolved in 6239 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1842/1842 constraints, ReadFeed: 6407/6407 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 36/36 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) 1759/1760 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1760 variables, 36/37 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 22:27:16] [INFO ] Deduced a trap composed of 2 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 22:27:16] [INFO ] Deduced a trap composed of 2 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 22:27:16] [INFO ] Deduced a trap composed of 2 places in 40 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/1760 variables, 3/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1760 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 78/1838 variables, 39/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1838 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/1840 variables, 2/81 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 22:27:18] [INFO ] Deduced a trap composed of 45 places in 1525 ms of which 123 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:19] [INFO ] Deduced a trap composed of 45 places in 1500 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:21] [INFO ] Deduced a trap composed of 44 places in 1348 ms of which 122 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 4
SDD size :1 after 1696
[2026-05-22 22:27:22] [INFO ] Deduced a trap composed of 45 places in 1468 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:24] [INFO ] Deduced a trap composed of 44 places in 1356 ms of which 123 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 8
SDD size :1696 after 1820
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1820 after 2025
[2026-05-22 22:27:25] [INFO ] Deduced a trap composed of 45 places in 1433 ms of which 119 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 32
SDD size :2025 after 2364
[2026-05-22 22:27:26] [INFO ] Deduced a trap composed of 45 places in 1439 ms of which 117 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :2364 after 2835
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2835 after 3196
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3196 after 3260
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3260 after 3290
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3290 after 3371
[2026-05-22 22:27:28] [INFO ] Deduced a trap composed of 45 places in 1346 ms of which 120 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3371 after 3544
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:29] [INFO ] Deduced a trap composed of 45 places in 1449 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:31] [INFO ] Deduced a trap composed of 45 places in 1362 ms of which 124 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 4096
SDD size :3544 after 3878
[2026-05-22 22:27:32] [INFO ] Deduced a trap composed of 45 places in 1412 ms of which 120 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:34] [INFO ] Deduced a trap composed of 45 places in 1338 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:35] [INFO ] Deduced a trap composed of 45 places in 1444 ms of which 128 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:36] [INFO ] Deduced a trap composed of 45 places in 1448 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:38] [INFO ] Deduced a trap composed of 45 places in 1423 ms of which 119 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 8192
SDD size :3878 after 4390
[2026-05-22 22:27:39] [INFO ] Deduced a trap composed of 45 places in 1494 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:41] [INFO ] Deduced a trap composed of 45 places in 1487 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:42] [INFO ] Deduced a trap composed of 45 places in 1442 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:44] [INFO ] Deduced a trap composed of 45 places in 1471 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:45] [INFO ] Deduced a trap composed of 45 places in 1439 ms of which 123 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1840 variables, 20/101 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 22:27:47] [INFO ] Deduced a trap composed of 45 places in 1422 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 22:27:48] [INFO ] Flatten gal took : 128 ms
[2026-05-22 22:27:48] [INFO ] Applying decomposition
[2026-05-22 22:27:48] [INFO ] Flatten gal took : 127 ms
[2026-05-22 22:27:48] [INFO ] Deduced a trap composed of 45 places in 1443 ms of which 117 ms to minimize.
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/graph4945926594093298960.txt' '-o' '/tmp/graph4945926594093298960.bin' '-w' '/tmp/graph4945926594093298960.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4945926594093298960.bin' '-l' '-1' '-v' '-w' '/tmp/graph4945926594093298960.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:27:48] [INFO ] Decomposing Gal with order
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:27:49] [INFO ] Removed a total of 4977 redundant transitions.
[2026-05-22 22:27:49] [INFO ] Flatten gal took : 337 ms
[2026-05-22 22:27:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 6280 labels/synchronizations in 234 ms.
[2026-05-22 22:27:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5724476293285215028.gal : 36 ms
[2026-05-22 22:27:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8740309585923228395.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/ReachabilityCardinality5724476293285215028.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8740309585923228395.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/ReachabilityCardinality8740309585923228395.prop.
[2026-05-22 22:27:50] [INFO ] Deduced a trap composed of 45 places in 1819 ms of which 142 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 177
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :177 after 177
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :177 after 177
[2026-05-22 22:27:52] [INFO ] Deduced a trap composed of 45 places in 1503 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:53] [INFO ] Deduced a trap composed of 45 places in 1371 ms of which 139 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:55] [INFO ] Deduced a trap composed of 45 places in 1451 ms of which 118 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 :17739 after 28984
[2026-05-22 22:27:56] [INFO ] Deduced a trap composed of 45 places in 1464 ms of which 117 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:58] [INFO ] Deduced a trap composed of 45 places in 1428 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:27:59] [INFO ] Deduced a trap composed of 45 places in 1448 ms of which 117 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:28:01] [INFO ] Deduced a trap composed of 45 places in 1498 ms of which 117 ms to minimize.
SMT process timed out in 51298ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1842 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 155 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 1842/1842 places, 6527/6527 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1842/1842 places, 6527/6527 transitions.
Applied a total of 0 rules in 155 ms. Remains 1842 /1842 variables (removed 0) and now considering 6527/6527 (removed 0) transitions.
[2026-05-22 22:28:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:28:03] [INFO ] Implicit Places using invariants in 1887 ms returned []
[2026-05-22 22:28:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:28:04] [INFO ] State equation strengthened by 6407 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :2.34402e+06 after 3.56285e+06
[2026-05-22 22:28:35] [INFO ] Performed 134/1842 implicitness test of which 0 returned IMPLICIT in 30 seconds.
Detected timeout of ITS tools.
[2026-05-22 22:29:05] [INFO ] Performed 322/1842 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:29:35] [INFO ] Performed 515/1842 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:30:05] [INFO ] Performed 702/1842 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:30:05] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:30:05] [INFO ] Implicit Places using invariants and state equation in 122236 ms returned []
Implicit Place search using SMT with State Equation took 124136 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:30:05] [INFO ] Redundant transitions in 526 ms returned []
Running 6487 sub problems to find dead transitions.
[2026-05-22 22:30:06] [INFO ] Invariant cache hit.
[2026-05-22 22:30:06] [INFO ] State equation strengthened by 6407 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1841 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6487 unsolved
SMT process timed out in 34482ms, After SMT, problems are : Problem set: 0 solved, 6487 unsolved
Search for dead transitions found 0 dead transitions in 34491ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159327 ms. Remains : 1842/1842 places, 6527/6527 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[40]
Ending property specific reduction for CANInsertWithFailure-PT-040-UpperBounds-04 in 594758 ms.
Starting property specific reduction for CANInsertWithFailure-PT-040-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:[40]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[40]
// Phase 1: matrix 6537 rows 1852 cols
[2026-05-22 22:30:40] [INFO ] Computed 42 invariants in 153 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 10000 steps (54 resets) in 107 ms. (92 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[40]
[2026-05-22 22:30:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 22:30:41] [INFO ] [Real]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:30:41] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:30:42] [INFO ] [Real]Absence check using state equation in 1274 ms returned sat
[2026-05-22 22:30:42] [INFO ] State equation strengthened by 6384 read => feed constraints.
[2026-05-22 22:30:43] [INFO ] [Real]Added 6384 Read/Feed constraints in 822 ms returned sat
[2026-05-22 22:30:43] [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 22:30:43] [INFO ] [Nat]Absence check using 40 positive place invariants in 28 ms returned sat
[2026-05-22 22:30:43] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:30:44] [INFO ] [Nat]Absence check using state equation in 1277 ms returned sat
[2026-05-22 22:30:45] [INFO ] [Nat]Added 6384 Read/Feed constraints in 626 ms returned sat
[2026-05-22 22:30:46] [INFO ] Computed and/alt/rep : 4703/12441/4703 causal constraints (skipped 1794 transitions) in 313 ms.
[2026-05-22 22:30:47] [INFO ] Added : 3 causal constraints over 3 iterations in 1776 ms. Result :sat
Minimization took 931 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[40]
Support contains 1 out of 1852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1852/1852 places, 6537/6537 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 1843 transition count 6528
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 22 place count 1843 transition count 6528
Applied a total of 22 rules in 424 ms. Remains 1843 /1852 variables (removed 9) and now considering 6528/6537 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 424 ms. Remains : 1843/1852 places, 6528/6537 transitions.
// Phase 1: matrix 6528 rows 1843 cols
[2026-05-22 22:30:48] [INFO ] Computed 42 invariants in 136 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[40]
RANDOM walk for 1000000 steps (5402 resets) in 10595 ms. (94 steps per ms)
BEST_FIRST walk for 1000001 steps (112 resets) in 1277 ms. (782 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:31:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:31:01] [INFO ] [Real]Absence check using 40 positive place invariants in 25 ms returned sat
[2026-05-22 22:31:01] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:31:02] [INFO ] [Real]Absence check using state equation in 1193 ms returned sat
[2026-05-22 22:31:02] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:31:03] [INFO ] [Real]Added 6406 Read/Feed constraints in 941 ms returned sat
[2026-05-22 22:31:03] [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 22:31:03] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:31:03] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:31:04] [INFO ] [Nat]Absence check using state equation in 1168 ms returned sat
[2026-05-22 22:31:05] [INFO ] [Nat]Added 6406 Read/Feed constraints in 706 ms returned sat
[2026-05-22 22:31:05] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 285 ms.
[2026-05-22 22:31:07] [INFO ] Added : 6 causal constraints over 2 iterations in 1339 ms. Result :sat
Minimization took 5120 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 160 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 153 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:31:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:31:14] [INFO ] Implicit Places using invariants in 1855 ms returned []
[2026-05-22 22:31:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:31:15] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:31:46] [INFO ] Performed 165/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:32:16] [INFO ] Performed 329/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:32:46] [INFO ] Performed 491/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:33:16] [INFO ] Performed 676/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:33:16] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:33:16] [INFO ] Implicit Places using invariants and state equation in 122121 ms returned []
Implicit Place search using SMT with State Equation took 123981 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:33:17] [INFO ] Redundant transitions in 554 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:33:17] [INFO ] Invariant cache hit.
[2026-05-22 22:33:17] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34717ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34727ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159432 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 22:33:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[40]
RANDOM walk for 1000000 steps (5405 resets) in 10821 ms. (92 steps per ms)
BEST_FIRST walk for 1000001 steps (112 resets) in 1254 ms. (796 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[40]
[2026-05-22 22:34:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-22 22:34:04] [INFO ] [Real]Absence check using 40 positive place invariants in 26 ms returned sat
[2026-05-22 22:34:04] [INFO ] [Real]Absence check using 40 positive and 2 generalized place invariants in 14 ms returned sat
[2026-05-22 22:34:05] [INFO ] [Real]Absence check using state equation in 1223 ms returned sat
[2026-05-22 22:34:05] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:34:06] [INFO ] [Real]Added 6406 Read/Feed constraints in 939 ms returned sat
[2026-05-22 22:34:06] [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 22:34:06] [INFO ] [Nat]Absence check using 40 positive place invariants in 27 ms returned sat
[2026-05-22 22:34:06] [INFO ] [Nat]Absence check using 40 positive and 2 generalized place invariants in 13 ms returned sat
[2026-05-22 22:34:07] [INFO ] [Nat]Absence check using state equation in 1151 ms returned sat
[2026-05-22 22:34:08] [INFO ] [Nat]Added 6406 Read/Feed constraints in 695 ms returned sat
[2026-05-22 22:34:08] [INFO ] Computed and/alt/rep : 4694/12474/4694 causal constraints (skipped 1794 transitions) in 279 ms.
[2026-05-22 22:34:10] [INFO ] Added : 6 causal constraints over 2 iterations in 1355 ms. Result :sat
Minimization took 5082 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[40]
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 163 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 150 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:34:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:34:17] [INFO ] Implicit Places using invariants in 1925 ms returned []
[2026-05-22 22:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:34:18] [INFO ] State equation strengthened by 6406 read => feed constraints.
[2026-05-22 22:34:49] [INFO ] Performed 160/1843 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-22 22:35:19] [INFO ] Performed 323/1843 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-05-22 22:35:49] [INFO ] Performed 485/1843 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2026-05-22 22:36:19] [INFO ] Performed 671/1843 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2026-05-22 22:36:19] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2026-05-22 22:36:19] [INFO ] Implicit Places using invariants and state equation in 122157 ms returned []
Implicit Place search using SMT with State Equation took 124086 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-22 22:36:20] [INFO ] Redundant transitions in 532 ms returned []
Running 6488 sub problems to find dead transitions.
[2026-05-22 22:36:20] [INFO ] Invariant cache hit.
[2026-05-22 22:36:20] [INFO ] State equation strengthened by 6406 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 6488 unsolved
SMT process timed out in 34504ms, After SMT, problems are : Problem set: 0 solved, 6488 unsolved
Search for dead transitions found 0 dead transitions in 34513ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159294 ms. Remains : 1843/1843 places, 6528/6528 transitions.
[2026-05-22 22:36:54] [INFO ] Flatten gal took : 117 ms
RANDOM walk for 40000 steps (214 resets) in 696 ms. (57 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 81 ms. (487 steps per ms) remains 2/2 properties
[2026-05-22 22:36:54] [INFO ] Flatten gal took : 121 ms
BEST_FIRST walk for 40003 steps (8 resets) in 77 ms. (512 steps per ms) remains 2/2 properties
[2026-05-22 22:36:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14372073135284370157.gal : 22 ms
[2026-05-22 22:36:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14054826438013802312.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/ReachabilityCardinality14372073135284370157.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14054826438013802312.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/ReachabilityCardinality14054826438013802312.prop.
Interrupted probabilistic random walk after 110561 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 2
Probabilistic random walk after 110561 steps, saw 29222 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :0
[2026-05-22 22:36:57] [INFO ] Invariant cache hit.
[2026-05-22 22:36:57] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:36:58] [INFO ] Deduced a trap composed of 2 places in 68 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 22:36:58] [INFO ] Deduced a trap composed of 2 places in 57 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:36:59] [INFO ] Deduced a trap composed of 45 places in 1369 ms of which 119 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 1/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 0/45 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6528/8369 variables, 1841/1886 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8369/8371 variables, and 8292 constraints, problems are : Problem set: 1 solved, 1 unsolved in 4192 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1841/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 1/45 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 22:37:03] [INFO ] Deduced a trap composed of 2 places in 1287 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:05] [INFO ] Deduced a trap composed of 2 places in 1368 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:06] [INFO ] Deduced a trap composed of 2 places in 1360 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:07] [INFO ] Deduced a trap composed of 2 places in 1371 ms of which 37 ms to minimize.
SMT process timed out in 9971ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 169 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 1843/1843 places, 6528/6528 transitions.
RANDOM walk for 40000 steps (216 resets) in 789 ms. (50 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 117691 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 117691 steps, saw 32878 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-22 22:37:11] [INFO ] Invariant cache hit.
[2026-05-22 22:37:11] [INFO ] State equation strengthened by 6406 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) 1760/1761 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 22:37:11] [INFO ] Deduced a trap composed of 2 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 22:37:11] [INFO ] Deduced a trap composed of 2 places in 56 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 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 22:37:13] [INFO ] Deduced a trap composed of 45 places in 1501 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:13] [INFO ] Deduced a trap composed of 44 places in 73 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 6528/8369 variables, 1841/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/8369 variables, 6406/8293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/8369 variables, 0/8293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/8371 variables, 2/8295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/8371 variables, 0/8295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/8371 variables, 0/8295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8371/8371 variables, and 8295 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5852 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 1843/1843 constraints, ReadFeed: 6406/6406 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 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) 1760/1761 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1761 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1761 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 78/1839 variables, 39/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1839 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/1841 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1841 variables, 2/46 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 4
SDD size :1 after 1696
[2026-05-22 22:37:18] [INFO ] Deduced a trap composed of 2 places in 1336 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:20] [INFO ] Deduced a trap composed of 2 places in 1338 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:21] [INFO ] Deduced a trap composed of 2 places in 1328 ms of which 37 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 8
SDD size :1696 after 1820
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1820 after 2025
[2026-05-22 22:37:22] [INFO ] Deduced a trap composed of 2 places in 1334 ms of which 37 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 32
SDD size :2025 after 2364
[2026-05-22 22:37:24] [INFO ] Deduced a trap composed of 2 places in 1327 ms of which 37 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 64
SDD size :2364 after 2835
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2835 after 3196
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3196 after 3260
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3260 after 3290
[2026-05-22 22:37:25] [INFO ] Deduced a trap composed of 2 places in 1352 ms of which 38 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 :3290 after 3371
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3371 after 3544
[2026-05-22 22:37:26] [INFO ] Deduced a trap composed of 2 places in 1367 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:28] [INFO ] Deduced a trap composed of 2 places in 1345 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:29] [INFO ] Deduced a trap composed of 2 places in 1347 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:31] [INFO ] Deduced a trap composed of 2 places in 1381 ms of which 37 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 4096
SDD size :3544 after 3878
[2026-05-22 22:37:32] [INFO ] Deduced a trap composed of 2 places in 1390 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:33] [INFO ] Deduced a trap composed of 2 places in 1388 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:35] [INFO ] Deduced a trap composed of 2 places in 1374 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:36] [INFO ] Deduced a trap composed of 2 places in 1365 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:38] [INFO ] Deduced a trap composed of 2 places in 1427 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:39] [INFO ] Deduced a trap composed of 2 places in 1381 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:40] [INFO ] Deduced a trap composed of 2 places in 1379 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:42] [INFO ] Deduced a trap composed of 2 places in 1495 ms of which 38 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 8192
SDD size :3878 after 4390
[2026-05-22 22:37:44] [INFO ] Deduced a trap composed of 2 places in 1492 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-22 22:37:45] [INFO ] Flatten gal took : 112 ms
[2026-05-22 22:37:45] [INFO ] Applying decomposition
[2026-05-22 22:37:45] [INFO ] Flatten gal took : 115 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/graph8648705234270314600.txt' '-o' '/tmp/graph8648705234270314600.bin' '-w' '/tmp/graph8648705234270314600.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8648705234270314600.bin' '-l' '-1' '-v' '-w' '/tmp/graph8648705234270314600.weights' '-q' '0' '-e' '0.001'
[2026-05-22 22:37:45] [INFO ] Decomposing Gal with order
[2026-05-22 22:37:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 22:37:45] [INFO ] Deduced a trap composed of 2 places in 1417 ms of which 37 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1841 variables, 20/66 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 22:37:45] [INFO ] Removed a total of 4973 redundant transitions.
[2026-05-22 22:37:45] [INFO ] Flatten gal took : 347 ms
[2026-05-22 22:37:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 6202 labels/synchronizations in 236 ms.
[2026-05-22 22:37:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4926793605033753570.gal : 37 ms
[2026-05-22 22:37:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality472022934841304210.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/ReachabilityCardinality4926793605033753570.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality472022934841304210.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
[2026-05-22 22:37:46] [INFO ] Deduced a trap composed of 2 places in 1355 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality472022934841304210.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 173
[2026-05-22 22:37:48] [INFO ] Deduced a trap composed of 2 places in 1406 ms of which 37 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 8
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :173 after 173
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :173 after 173
[2026-05-22 22:37:49] [INFO ] Deduced a trap composed of 2 places in 1470 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:51] [INFO ] Deduced a trap composed of 2 places in 1408 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:52] [INFO ] Deduced a trap composed of 2 places in 1412 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:54] [INFO ] Deduced a trap composed of 2 places in 1409 ms of which 37 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 :17425 after 30389
[2026-05-22 22:37:55] [INFO ] Deduced a trap composed of 2 places in 1452 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:56] [INFO ] Deduced a trap composed of 2 places in 1423 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:58] [INFO ] Deduced a trap composed of 2 places in 1429 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:37:59] [INFO ] Deduced a trap composed of 2 places in 1407 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:38:01] [INFO ] Deduced a trap composed of 2 places in 1403 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 22:38:02] [INFO ] Deduced a trap composed of 2 places in 1425 ms of which 34 ms to minimize.
SMT process timed out in 51520ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 167 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 1843/1843 places, 6528/6528 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 6528/6528 transitions.
Applied a total of 0 rules in 171 ms. Remains 1843 /1843 variables (removed 0) and now considering 6528/6528 (removed 0) transitions.
[2026-05-22 22:38:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:38:05] [INFO ] Implicit Places using invariants in 1924 ms returned []
[2026-05-22 22:38:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 22:38:06] [INFO ] State equation strengthened by 6406 read => feed constraints.

BK_TIME_CONFINEMENT_REACHED

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CANInsertWithFailure-PT-040"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is CANInsertWithFailure-PT-040, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r047-tall-177946846500092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-040.tgz
mv CANInsertWithFailure-PT-040 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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