About the Execution of 2025-gold for Diffusion2D-PT-D40N100
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.r111-tall-177955700800024.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is Diffusion2D-PT-D40N100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-tall-177955700800024
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.1M
-rw-r--r-- 1 mcc users 8.7K Mar 6 16:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 6 16:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 6 16:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 6 16:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 09:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 09:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 6 16:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Mar 6 16:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 6 16:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 16:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.7M 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 Diffusion2D-PT-D40N100-UpperBounds-00
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-01
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-02
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-03
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-04
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-05
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-06
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-07
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-08
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-09
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-10
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-11
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-12
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-13
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-14
FORMULA_NAME Diffusion2D-PT-D40N100-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779627511784
Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D40N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-24 12:58:33] [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]
[2026-05-24 12:58:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 12:58:33] [INFO ] Load time of PNML (sax parser for PT used): 339 ms
[2026-05-24 12:58:33] [INFO ] Transformed 1600 places.
[2026-05-24 12:58:33] [INFO ] Transformed 12324 transitions.
[2026-05-24 12:58:33] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 502 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 12324 rows 1600 cols
[2026-05-24 12:58:33] [INFO ] Computed 1 invariants in 172 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:[100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100]
RANDOM walk for 10001 steps (2 resets) in 16 ms. (588 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 134 ms. (1185 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100]
[2026-05-24 12:58:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:34] [INFO ] [Real]Absence check using 1 positive place invariants in 34 ms returned sat
[2026-05-24 12:58:37] [INFO ] [Real]Absence check using state equation in 2428 ms returned sat
[2026-05-24 12:58:38] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 784 ms.
[2026-05-24 12:58:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 20 ms returned sat
[2026-05-24 12:58:41] [INFO ] [Nat]Absence check using state equation in 2228 ms returned sat
[2026-05-24 12:58:42] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 693 ms.
Minimization took 1148 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:43] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:58:45] [INFO ] [Real]Absence check using state equation in 2203 ms returned sat
[2026-05-24 12:58:46] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 560 ms.
[2026-05-24 12:58:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:58:48] [INFO ] [Nat]Absence check using state equation in 2170 ms returned sat
[2026-05-24 12:58:49] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 528 ms.
Minimization took 1180 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:51] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:58:53] [INFO ] [Real]Absence check using state equation in 2084 ms returned sat
[2026-05-24 12:58:54] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 520 ms.
[2026-05-24 12:58:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:58:56] [INFO ] [Nat]Absence check using state equation in 2051 ms returned sat
[2026-05-24 12:58:57] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 511 ms.
Minimization took 1239 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:58:58] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:00] [INFO ] [Real]Absence check using state equation in 2065 ms returned sat
[2026-05-24 12:59:01] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 557 ms.
[2026-05-24 12:59:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:01] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:03] [INFO ] [Nat]Absence check using state equation in 2077 ms returned sat
[2026-05-24 12:59:04] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 524 ms.
Minimization took 1215 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:06] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:08] [INFO ] [Real]Absence check using state equation in 2154 ms returned sat
[2026-05-24 12:59:09] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 576 ms.
[2026-05-24 12:59:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:11] [INFO ] [Nat]Absence check using state equation in 2138 ms returned sat
[2026-05-24 12:59:12] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 559 ms.
Minimization took 1279 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:13] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:15] [INFO ] [Real]Absence check using state equation in 2199 ms returned sat
[2026-05-24 12:59:17] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 595 ms.
[2026-05-24 12:59:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:19] [INFO ] [Nat]Absence check using state equation in 2060 ms returned sat
[2026-05-24 12:59:20] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 522 ms.
Minimization took 1213 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:21] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:23] [INFO ] [Real]Absence check using state equation in 2012 ms returned sat
[2026-05-24 12:59:24] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 511 ms.
[2026-05-24 12:59:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:26] [INFO ] [Nat]Absence check using state equation in 2061 ms returned sat
[2026-05-24 12:59:27] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 503 ms.
Minimization took 1170 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:28] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:30] [INFO ] [Real]Absence check using state equation in 1937 ms returned sat
[2026-05-24 12:59:31] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 600 ms.
[2026-05-24 12:59:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:59:33] [INFO ] [Nat]Absence check using state equation in 1871 ms returned sat
[2026-05-24 12:59:34] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 513 ms.
Minimization took 1163 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:35] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 12:59:37] [INFO ] [Real]Absence check using state equation in 1999 ms returned sat
[2026-05-24 12:59:38] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 504 ms.
[2026-05-24 12:59:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 12:59:41] [INFO ] [Nat]Absence check using state equation in 2272 ms returned sat
[2026-05-24 12:59:41] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 532 ms.
Minimization took 1198 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:43] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:45] [INFO ] [Real]Absence check using state equation in 1991 ms returned sat
[2026-05-24 12:59:46] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 583 ms.
[2026-05-24 12:59:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:48] [INFO ] [Nat]Absence check using state equation in 1956 ms returned sat
[2026-05-24 12:59:49] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 484 ms.
Minimization took 1183 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:50] [INFO ] [Real]Absence check using 1 positive place invariants in 15 ms returned sat
[2026-05-24 12:59:52] [INFO ] [Real]Absence check using state equation in 1909 ms returned sat
[2026-05-24 12:59:53] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 606 ms.
[2026-05-24 12:59:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 12:59:55] [INFO ] [Nat]Absence check using state equation in 2037 ms returned sat
[2026-05-24 12:59:56] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 620 ms.
Minimization took 1222 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:00] [INFO ] [Real]Absence check using state equation in 2285 ms returned sat
[2026-05-24 13:00:01] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 479 ms.
[2026-05-24 13:00:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:01] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 13:00:03] [INFO ] [Nat]Absence check using state equation in 2252 ms returned sat
[2026-05-24 13:00:04] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 580 ms.
Minimization took 1260 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:05] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:08] [INFO ] [Real]Absence check using state equation in 2193 ms returned sat
[2026-05-24 13:00:08] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 565 ms.
[2026-05-24 13:00:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:11] [INFO ] [Nat]Absence check using state equation in 2216 ms returned sat
[2026-05-24 13:00:12] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 588 ms.
Minimization took 1234 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:13] [INFO ] [Real]Absence check using 1 positive place invariants in 16 ms returned sat
[2026-05-24 13:00:15] [INFO ] [Real]Absence check using state equation in 2001 ms returned sat
[2026-05-24 13:00:16] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 559 ms.
[2026-05-24 13:00:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 13:00:18] [INFO ] [Nat]Absence check using state equation in 2016 ms returned sat
[2026-05-24 13:00:19] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 581 ms.
Minimization took 1164 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:21] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:23] [INFO ] [Real]Absence check using state equation in 2023 ms returned sat
[2026-05-24 13:00:24] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 559 ms.
[2026-05-24 13:00:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:26] [INFO ] [Nat]Absence check using state equation in 1918 ms returned sat
[2026-05-24 13:00:26] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 580 ms.
Minimization took 1185 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:28] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2026-05-24 13:00:30] [INFO ] [Real]Absence check using state equation in 2157 ms returned sat
[2026-05-24 13:00:31] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 558 ms.
[2026-05-24 13:00:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:00:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 18 ms returned sat
[2026-05-24 13:00:33] [INFO ] [Nat]Absence check using state equation in 2240 ms returned sat
[2026-05-24 13:00:34] [INFO ] Computed and/alt/rep : 12316/96188/12316 causal constraints (skipped 0 transitions) in 547 ms.
Minimization took 1240 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100]
Support contains 16 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12074 edges and 1600 vertex of which 1584 / 1600 are part of one of the 1 SCC in 18 ms
Free SCC test removed 1583 places
Drop transitions (Empty/Sink Transition effects.) removed 12074 transitions
Ensure Unique test removed 218 transitions
Reduce isomorphic transitions removed 12292 transitions.
Applied a total of 1 rules in 54 ms. Remains 17 /1600 variables (removed 1583) and now considering 32/12324 (removed 12292) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 17/1600 places, 32/12324 transitions.
// Phase 1: matrix 32 rows 17 cols
[2026-05-24 13:00:35] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0] Max Struct:[100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100]
RANDOM walk for 1000027 steps (2 resets) in 118 ms. (8403 steps per ms)
FORMULA Diffusion2D-PT-D40N100-UpperBounds-15 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-14 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-13 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-12 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-11 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-10 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-09 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-08 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-07 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-06 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-05 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-04 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-03 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-02 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-01 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Diffusion2D-PT-D40N100-UpperBounds-00 100 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 265 ms. (3759 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-24 13:00:36] [INFO ] Flatten gal took : 117 ms
[2026-05-24 13:00:36] [INFO ] Flatten gal took : 3 ms
[2026-05-24 13:00:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1998712966105396088.gal : 4 ms
[2026-05-24 13:00:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14624625975338667736.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/ReachabilityCardinality1998712966105396088.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14624625975338667736.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
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
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 123488 ms.
BK_STOP 1779627636648
--------------------
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="Diffusion2D-PT-D40N100"
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 Diffusion2D-PT-D40N100, 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 r111-tall-177955700800024"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N100.tgz
mv Diffusion2D-PT-D40N100 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 '
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 ;